Dell C9010 Modular Chassis Switch User guide

Dell EMC Networking Configuration Guide for

the C9010 Series

Version 9.14.2.5

Notes, Cautions, and Warnings

NOTE: A NOTE indicates important information that helps you make better use of your computer.

CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the

problem.

NOTE: A WARNING indicates a potential for property damage, personal injury, or death.

subsidiaries. Other trademarks may be trademarks of their respective owners.

2020 - 01

Rev. A00

1 About this Guide......................................................................................................................... 32

Audience............................................................................................................................................................................... 32

Conventions......................................................................................................................................................................... 32

Related Documents.............................................................................................................................................................32

2 Configuration Fundamentals....................................................................................................... 33

Accessing the Command Line............................................................................................................................................33

CLI Modes............................................................................................................................................................................ 33

Navigating CLI Modes...................................................................................................................................................35

The do Command................................................................................................................................................................ 37

Undoing Commands............................................................................................................................................................38

Obtaining Help..................................................................................................................................................................... 38

Entering and Editing Commands....................................................................................................................................... 39

Command History................................................................................................................................................................40

Filtering show Command Outputs.................................................................................................................................... 40

Multiple Users in Configuration Mode............................................................................................................................... 41

3 Getting Started..........................................................................................................................42

Console Access....................................................................................................................................................................42

Serial Console.................................................................................................................................................................42

Mounting an NFS File System........................................................................................................................................... 43

Default Configuration..........................................................................................................................................................45

Configuring a Host Name...................................................................................................................................................45

Accessing the System Remotely.......................................................................................................................................45

Configure the Management Port IP Address............................................................................................................ 45

Configure a Management Route................................................................................................................................. 46

Configuring a Username and Password......................................................................................................................46

Configuring the Enable Password..................................................................................................................................... 46

Manage Configuration Files................................................................................................................................................47

File Storage.....................................................................................................................................................................47

Copy Files to and from the System.............................................................................................................................47

Save the Running-Configuration................................................................................................................................. 48

Configure the Overload Bit for a Startup Scenario...................................................................................................49

Viewing Files...................................................................................................................................................................49

Changes in Configuration Files.................................................................................................................................... 49

Viewing Command History.................................................................................................................................................50

Upgrading the Dell Networking OS....................................................................................................................................51

4 Switch Management...................................................................................................................53

Configuring Privilege Levels...............................................................................................................................................53

Removing a Command from EXEC Mode..................................................................................................................53

Moving a Command from EXEC Privilege Mode to EXEC Mode........................................................................... 53

Allowing Access to CONFIGURATION Mode Commands....................................................................................... 53

Allowing Access to the Following Modes................................................................................................................... 54

Contents

Contents 3

Applying a Privilege Level to a Username...................................................................................................................55

Applying a Privilege Level to a Terminal Line............................................................................................................. 55

Configuring Logging............................................................................................................................................................55

Audit and Security Logs................................................................................................................................................56

Configuring Logging Format .................................................................................................................................57

Setting Up a Secure Connection to a Syslog Server.......................................................................................57

Track Login Activity............................................................................................................................................................ 58

Restrictions for Tracking Login Activity..................................................................................................................... 59

Configuring Login Activity Tracking............................................................................................................................ 59

Display Login Statistics................................................................................................................................................. 59

Limit Concurrent Login Sessions........................................................................................................................................61

Restrictions for Limiting the Number of Concurrent Sessions.................................................................................61

Configuring Concurrent Session Limit.........................................................................................................................61

Enabling the System to Clear Existing Sessions.........................................................................................................61

Enabling Secured CLI Mode...............................................................................................................................................62

Log Messages in the Internal Buffer.................................................................................................................................62

Disabling System Logging...................................................................................................................................................62

Sending System Messages to a Syslog Server............................................................................................................... 63

Configuring a UNIX System as a Syslog Server........................................................................................................ 63

Display the Logging Buffer and the Logging Configuration...........................................................................................63

Changing System Logging Settings..................................................................................................................................64

Configuring a UNIX Logging Facility Level.......................................................................................................................64

Synchronizing Log Messages............................................................................................................................................ 65

Enabling Timestamp on Syslog Messages....................................................................................................................... 66

File Transfer Services..........................................................................................................................................................67

Enabling the FTP Server...............................................................................................................................................67

Configuring FTP Server Parameters...........................................................................................................................67

Configuring FTP Client Parameters............................................................................................................................ 68

Terminal Lines...................................................................................................................................................................... 68

Denying and Permitting Access to a Terminal Line...................................................................................................68

Configuring Login Authentication for Terminal Lines................................................................................................69

Setting Time Out of EXEC Privilege Mode...................................................................................................................... 70

Using Telnet to Access Another Network Device...........................................................................................................70

Lock CONFIGURATION Mode.......................................................................................................................................... 70

LPC Bus Quality Degradation..............................................................................................................................................71

Recovering from a Forgotten Password ......................................................................................................................... 72

Ignoring the Startup Configuration and Booting from the Factory-Default Configuration........................................73

Recovering from a Failed Start..........................................................................................................................................73

Restoring Factory-Default Settings.................................................................................................................................. 73

Restoring Factory-Default Boot Environment Variables.......................................................................................... 74

Using Hashes to Verify Software Images Before Installation............................................................................ 75

Verifying System Images on C9010 Components........................................................................................................... 76

When System Images on C9010 Components Do Not Match.................................................................................77

Manually Resetting the System Image on a C9010 Component............................................................................. 77

Logging in to the Virtual Console of a C9010 Component....................................................................................... 77

Booting the C9010 from an Image on a Network Server......................................................................................... 78

Configuring C9010 Components to Boot from the RPM CP Image.......................................................................78

Viewing the Reason for Last System Reboot..................................................................................................................79

5 802.1X.......................................................................................................................................80

4

Contents

The Port-Authentication Process..................................................................................................................................... 82

EAP over RADIUS..........................................................................................................................................................82

Configuring 802.1X..............................................................................................................................................................83

Important Points to Remember.........................................................................................................................................83

Enabling 802.1X....................................................................................................................................................................84

Configuring dot1x Profile ................................................................................................................................................... 86

Configuring MAC addresses for a do1x Profile................................................................................................................86

Configuring the Static MAB and MAB Profile ................................................................................................................ 87

Configuring Critical VLAN ..................................................................................................................................................87

Configuring Request Identity Re-Transmissions............................................................................................................. 88

Configuring a Quiet Period after a Failed Authentication...............................................................................................89

Forcibly Authorizing or Unauthorizing a Port...................................................................................................................89

Re-Authenticating a Port................................................................................................................................................... 90

Configuring Dynamic VLAN Assignment with Port Authentication...............................................................................91

Guest and Authentication-Fail VLANs..............................................................................................................................92

Configuring a Guest VLAN........................................................................................................................................... 92

Configuring an Authentication-Fail VLAN.................................................................................................................. 93

Configuring Timeouts....................................................................................................................................................94

Multi-Host Authentication..................................................................................................................................................95

Multi-Supplicant Authentication........................................................................................................................................ 97

MAC Authentication Bypass..............................................................................................................................................99

MAB in Single-host and Multi-Host Mode................................................................................................................. 99

MAB in Multi-Supplicant Authentication Mode.........................................................................................................99

Configuring MAC Authentication Bypass...................................................................................................................99

Dynamic CoS with 802.1X................................................................................................................................................ 100

6 Access Control Lists (ACLs)...................................................................................................... 102

IP Access Control Lists (ACLs)........................................................................................................................................102

CAM Usage...................................................................................................................................................................103

User-Configurable CAM Allocation............................................................................................................................104

Allocating CAM for Ingress ACLs on the Port Extender.........................................................................................104

Allocating CAM for Egress ACLs on the Port Extender......................................................................................... 105

Implementing ACLs on Dell EMC Networking OS................................................................................................... 106

ACL Optimization to Increase Number of Supported IPv4 ACLs................................................................................107

Optimizing ACL for More Number of IPv4 ACL Rules............................................................................................ 108

IP Fragment Handling........................................................................................................................................................108

IP Fragments ACL Examples...................................................................................................................................... 108

Layer 4 ACL Rules Examples...................................................................................................................................... 109

Configure a Standard IP ACL............................................................................................................................................110

Configuring a Standard IP ACL Filter......................................................................................................................... 110

Configure an Extended IP ACL..........................................................................................................................................111

Configuring Filters with a Sequence Number............................................................................................................ 111

Configuring Filters Without a Sequence Number.....................................................................................................112

Configure Layer 2 and Layer 3 ACLs............................................................................................................................... 113

Using ACL VLAN Groups...................................................................................................................................................113

Guidelines for Configuring ACL VLAN Groups..........................................................................................................114

Configuring an ACL VLAN Group............................................................................................................................... 114

Allocating ACL VLAN CAM..........................................................................................................................................115

Applying an IP ACL............................................................................................................................................................. 115

Applying Ingress ACLs on the Port Extender............................................................................................................116

Contents

5

Applying Egress ACLs...................................................................................................................................................116

Applying Layer 3 Egress ACLs on Control-Plane Traffic......................................................................................... 117

Counting ACL Hits........................................................................................................................................................ 117

IP Prefix Lists.......................................................................................................................................................................117

Configuration Task List for Prefix Lists......................................................................................................................118

ACL Remarks.......................................................................................................................................................................121

Configuring a Remark...................................................................................................................................................121

Deleting a Remark.........................................................................................................................................................121

ACL Resequencing.............................................................................................................................................................122

Resequencing an ACL or Prefix List.......................................................................................................................... 122

Route Maps........................................................................................................................................................................ 123

Important Points to Remember........................................................................................................................................124

Configuration Task List for Route Maps................................................................................................................... 124

Configuring Match Routes..........................................................................................................................................126

Configuring Set Conditions......................................................................................................................................... 127

Configure a Route Map for Route Redistribution.................................................................................................... 128

Configure a Route Map for Route Tagging.............................................................................................................. 128

Continue Clause........................................................................................................................................................... 128

Configuring a UDF ACL.....................................................................................................................................................129

Hot-Lock Behavior.............................................................................................................................................................130

7 Bidirectional Forwarding Detection (BFD)....................................................................................131

How BFD Works................................................................................................................................................................. 131

BFD Packet Format..................................................................................................................................................... 132

BFD Sessions................................................................................................................................................................ 133

BFD Three-Way Handshake....................................................................................................................................... 134

Session State Changes................................................................................................................................................135

Important Points to Remember....................................................................................................................................... 135

Configure BFD....................................................................................................................................................................135

Configure BFD for Physical Ports.............................................................................................................................. 136

Configure BFD for Static Routes............................................................................................................................... 137

Configure BFD for IPv6 Static Routes......................................................................................................................140

Configure BFD for OSPF............................................................................................................................................. 141

Configure BFD for OSPFv3........................................................................................................................................ 145

Configure BFD for IS-IS...............................................................................................................................................147

Configure BFD for BGP...............................................................................................................................................149

Configure BFD for VRRP............................................................................................................................................ 154

Configuring Protocol Liveness....................................................................................................................................157

8 Border Gateway Protocol IPv4 (BGPv4)......................................................................................158

Autonomous Systems (AS).............................................................................................................................................. 158

Sessions and Peers............................................................................................................................................................160

Establish a Session.......................................................................................................................................................160

Route Reflectors.................................................................................................................................................................161

BGP Attributes................................................................................................................................................................... 162

Best Path Selection Criteria........................................................................................................................................162

Weight........................................................................................................................................................................... 164

Local Preference.......................................................................................................................................................... 164

Multi-Exit Discriminators (MEDs).............................................................................................................................. 165

6

Contents

Origin............................................................................................................................................................................. 165

AS Path......................................................................................................................................................................... 166

Next Hop.......................................................................................................................................................................166

Multiprotocol BGP............................................................................................................................................................. 166

Implement BGP ................................................................................................................................................................. 167

Advertise IGP Cost as MED for Redistributed Routes............................................................................................167

Ignore Router-ID for Some Best-Path Calculations.................................................................................................167

Four-Byte AS Numbers............................................................................................................................................... 167

AS4 Number Representation......................................................................................................................................168

AS Number Migration..................................................................................................................................................169

BGP4 Management Information Base (MIB)........................................................................................................... 170

Important Points to Remember...................................................................................................................................171

Configuration Information..................................................................................................................................................171

BGP Configuration............................................................................................................................................................. 172

Enabling BGP................................................................................................................................................................ 172

Configuring AS4 Number Representations...............................................................................................................175

Configuring Peer Groups.............................................................................................................................................176

Configuring BGP Fast Fail-Over.................................................................................................................................178

Configuring Passive Peering.......................................................................................................................................180

Maintaining Existing AS Numbers During an AS Migration.................................................................................... 180

Allowing an AS Number to Appear in its Own AS Path........................................................................................... 181

Filtering on an AS-Path Attribute...............................................................................................................................182

Regular Expressions as Filters.................................................................................................................................... 183

Redistributing Routes.................................................................................................................................................. 184

Enabling Additional Paths............................................................................................................................................184

Configuring IP Community Lists.................................................................................................................................185

Configuring an IP Extended Community List............................................................................................................186

Filtering Routes with Community Lists..................................................................................................................... 186

Manipulating the COMMUNITY Attribute.................................................................................................................187

Changing MED Attributes...........................................................................................................................................188

Changing the LOCAL_PREFERENCE Attribute......................................................................................................188

Configuring the local System or a Different System to be the Next Hop for BGP-Learned Routes................189

Changing the WEIGHT Attribute............................................................................................................................... 189

Enabling Multipath....................................................................................................................................................... 190

Filtering BGP Routes................................................................................................................................................... 190

Filtering BGP Routes Using Route Maps...................................................................................................................191

Filtering BGP Routes Using AS-PATH Information................................................................................................. 192

Configuring BGP Route Reflectors............................................................................................................................192

Aggregating Routes..................................................................................................................................................... 193

Configuring BGP Confederations...............................................................................................................................193

Enabling Route Flap Dampening.................................................................................................................................193

Changing BGP Timers................................................................................................................................................. 195

Setting the extended timer.........................................................................................................................................196

Enabling BGP Neighbor Soft-Reconfiguration.........................................................................................................196

Enabling or disabling BGP neighbors......................................................................................................................... 197

Route Map Continue....................................................................................................................................................198

Enabling MBGP Configurations........................................................................................................................................199

Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor.............................................199

BGP Regular Expression Optimization........................................................................................................................... 200

Debugging BGP.................................................................................................................................................................200

Contents

7

Storing Last and Bad PDUs....................................................................................................................................... 200

Capturing PDUs............................................................................................................................................................201

PDU Counters..............................................................................................................................................................202

Sample Configurations......................................................................................................................................................202

9 Content Addressable Memory (CAM).......................................................................................... 211

CAM Allocation....................................................................................................................................................................211

Test CAM Usage................................................................................................................................................................212

View CAM-ACL Settings.................................................................................................................................................. 212

View CAM Usage............................................................................................................................................................... 213

Configuring CAM Threshold and Silence Period............................................................................................................214

Return to the Default CAM Configuration......................................................................................................................215

CAM Optimization............................................................................................................................................................. 215

Applications for CAM Profiling......................................................................................................................................... 216

Unified Forwarding Table (UFT) Modes......................................................................................................................... 216

Configuring UFT Modes..............................................................................................................................................216

10 Control Plane Policing (CoPP).................................................................................................. 218

Z9500 CoPP Implementation...........................................................................................................................................218

CoPP Example...................................................................................................................................................................220

Configure Control Plane Policing..................................................................................................................................... 221

Configuring CoPP for Protocols.................................................................................................................................221

Examples of Configuring CoPP for Protocols..........................................................................................................222

Configuring CoPP for CPU Queues..........................................................................................................................223

Examples of Configuring CoPP for CPU Queues....................................................................................................224

Displaying CoPP Configuration..................................................................................................................................224

Troubleshooting CoPP Operation................................................................................................................................... 227

11 Data Center Bridging (DCB)..................................................................................................... 234

Enabling Data Center Bridging.........................................................................................................................................234

Ethernet Enhancements in Data Center Bridging.........................................................................................................235

Priority-Based Flow Control.......................................................................................................................................235

Enhanced Transmission Selection.............................................................................................................................236

Data Center Bridging Exchange Protocol (DCBx).................................................................................................. 237

Data Center Bridging in a Traffic Flow..................................................................................................................... 238

QoS dot1p Traffic Classification and Queue Assignment.............................................................................................238

SNMP Support for PFC and Buffer Statistics Tracking.............................................................................................. 239

DCB Maps and its Attributes...........................................................................................................................................240

Applying a DCB Map on a Line Card.........................................................................................................................243

Data Center Bridging: Default Configuration.................................................................................................................243

Configuration Notes: PFC and ETS in a DCB Map.......................................................................................................243

Configuring Priority-Based Flow Control....................................................................................................................... 245

Configuring Lossless Queues.....................................................................................................................................246

Configuring Enhanced Transmission Selection............................................................................................................. 246

Creating an ETS Priority Group................................................................................................................................. 247

ETS Operation with DCBx..........................................................................................................................................247

Configure a DCBx Operation........................................................................................................................................... 248

DCBx Operation...........................................................................................................................................................248

DCBx Port Roles..........................................................................................................................................................248

8

Contents

DCB Configuration Exchange....................................................................................................................................250

Configuration Source Election...................................................................................................................................250

Propagation of DCB Information...............................................................................................................................250

Auto-Detection and Manual Configuration of the DCBx Version..........................................................................251

Behavior of Tagged Packets...................................................................................................................................... 251

Configuration Example for DSCP and PFC Priorities.............................................................................................. 251

DCBx Example............................................................................................................................................................. 252

DCBx Prerequisites and Restrictions........................................................................................................................253

Configuring DCBx........................................................................................................................................................253

Verifying the DCB Configuration.....................................................................................................................................256

Performing PFC Using DSCP Bits Instead of 802.1p Bits........................................................................................... 265

PFC and ETS Configuration Examples...........................................................................................................................266

Using PFC and ETS to Manage Data Center Traffic................................................................................................... 266

Using PFC and ETS to Manage Converged Ethernet Traffic............................................................................... 268

Hierarchical Scheduling in ETS Output Policies.......................................................................................................268

Priority-Based Flow Control Using Dynamic Buffer Method.......................................................................................269

Configuring the Dynamic Buffer Method.......................................................................................................................270

12 Debugging and Diagnostics....................................................................................................... 271

Offline Diagnostics............................................................................................................................................................. 271

Running Port Extender Offline Diagnostics on the Switch.....................................................................................271

Running Offline Diagnostics on a Standalone Switch............................................................................................. 277

TRACE Logs.......................................................................................................................................................................297

Auto Save on Reload, Crash, or Rollover..................................................................................................................297

Uploading Trace Logs................................................................................................................................................. 297

Last Restart Reason..........................................................................................................................................................297

show hardware Commands............................................................................................................................................. 298

Environmental Monitoring................................................................................................................................................299

Displaying Port Extender Environment Information .............................................................................................. 300

Display Power Supply Status.....................................................................................................................................300

Display Fan Status........................................................................................................................................................301

Display Transceiver Type............................................................................................................................................ 301

Recognize an Over-Temperature Condition............................................................................................................303

Troubleshoot an Over-Temperature Condition....................................................................................................... 303

Troubleshooting Packet Loss.......................................................................................................................................... 305

Displaying Drop Counters...........................................................................................................................................306

Displaying Dataplane Statistics.................................................................................................................................. 307

Displaying Line-Card Counters.................................................................................................................................. 308

Accessing Application Core Dumps................................................................................................................................ 309

Mini Core Dumps...............................................................................................................................................................309

Full Kernel Core Dumps.....................................................................................................................................................310

Enabling TCP Dumps.........................................................................................................................................................310

Accessing Port Extender Core and Mini Core Dumps................................................................................................... 311

13 Dynamic Host Configuration Protocol (DHCP)........................................................................... 312

DHCP Packet Format and Options..................................................................................................................................312

Assign an IP Address using DHCP................................................................................................................................... 313

Implementation Information..............................................................................................................................................314

Configure the System to be a DHCP Server................................................................................................................. 315

Contents

9

Configuring the Server for Automatic Address Allocation......................................................................................315

Specifying a Default Gateway.................................................................................................................................... 316

Configure a Method of Hostname Resolution..........................................................................................................316

Using DNS for Address Resolution............................................................................................................................ 316

Using NetBIOS WINS for Address Resolution..........................................................................................................317

Creating Manual Binding Entries................................................................................................................................ 317

Debugging the DHCP Server......................................................................................................................................317

Using DHCP Clear Commands................................................................................................................................... 317

Configure the System to be a Relay Agent.................................................................................................................... 318

Configure the System to be a DHCP Client................................................................................................................... 319

DHCP Client on a Management Interface................................................................................................................ 319

DHCP Client Operation with Other Features.......................................................................................................... 320

DHCP Relay When DHCP Server and Client are in Different VRFs...........................................................................320

Configuring Route Leaking between VRFs on DHCP Relay Agent....................................................................... 321

Non-default VRF configuration for DHCPv6 helper address...................................................................................... 322

Configuring DHCP relay source interface...................................................................................................................... 322

Global DHCP relay source IPv4 or IPv6 configuration ...........................................................................................322

Interface level DHCP relay source IPv4 or IPv6 configuration .............................................................................323

Configure Secure DHCP.................................................................................................................................................. 324

Option 82 (DHCPv4 relay options)........................................................................................................................... 324

DHCPv6 relay agent options..................................................................................................................................... 325

DHCP Snooping...........................................................................................................................................................325

Drop DHCP Packets on Snooped VLANs Only........................................................................................................327

Dynamic ARP Inspection.............................................................................................................................................327

Configuring Dynamic ARP Inspection....................................................................................................................... 328

Source Address Validation............................................................................................................................................... 329

Enabling IP Source Address Validation..................................................................................................................... 329

DHCP MAC Source Address Validation................................................................................................................... 330

Enabling IP+MAC Source Address Validation..........................................................................................................330

Viewing the Number of SAV Dropped Packets.......................................................................................................330

Clearing the Number of SAV Dropped Packets....................................................................................................... 331

14 Equal Cost Multi-Path (ECMP).................................................................................................332

ECMP for Flow-Based Affinity........................................................................................................................................ 332

Enabling Deterministic ECMP Next Hop.................................................................................................................. 332

Configuring the Hash Algorithm Seed...................................................................................................................... 332

Link Bundle Monitoring............................................................................................................................................... 333

Managing ECMP Group Paths........................................................................................................................................ 333

Creating an ECMP Group Bundle................................................................................................................................... 333

Modifying the ECMP Group Threshold.......................................................................................................................... 334

BGP Multipath Operation with Link Bankwidth............................................................................................................ 334

Dynamic Re-calculation of Link Bankwidth....................................................................................................................336

Weighted ECMP for Static Routes.................................................................................................................................336

ECMP Support in L3 Host and LPM Tables.................................................................................................................. 336

15 FCoE Transit...........................................................................................................................338

Fibre Channel over Ethernet............................................................................................................................................338

Ensure Robustness in a Converged Ethernet Network............................................................................................... 338

FIP Snooping on Ethernet Bridges..................................................................................................................................339

10

Contents

FIP Snooping in a Switch Stack....................................................................................................................................... 341

Using FIP Snooping............................................................................................................................................................341

FIP Snooping Prerequisites.........................................................................................................................................341

Important Points to Remember..................................................................................................................................341

Enabling the FCoE Transit Feature........................................................................................................................... 342

Enable FIP Snooping on VLANs.................................................................................................................................342

Configure the FC-MAP Value....................................................................................................................................342

Configure a Port for a Bridge-to-Bridge Link.......................................................................................................... 342

Configure a Port for a Bridge-to-FCF Link.............................................................................................................. 343

Impact on Other Software Features.........................................................................................................................343

FIP Snooping Restrictions.......................................................................................................................................... 343

Configuring FIP Snooping.................................................................................................................................................343

Displaying FIP Snooping Information.............................................................................................................................. 344

FCoE Transit Configuration Example..............................................................................................................................349

16 FIPS Cryptography.................................................................................................................. 351

Configuration Tasks...........................................................................................................................................................351

Preparing the System........................................................................................................................................................351

Enabling FIPS Mode.......................................................................................................................................................... 351

Generating Host-Keys...................................................................................................................................................... 352

Monitoring FIPS Mode Status.........................................................................................................................................352

Disabling FIPS Mode.........................................................................................................................................................353

17 Flex Hash and Optimized Boot-Up.............................................................................................354

Flex Hash Capability Overview........................................................................................................................................354

Configuring the Flex Hash Mechanism...........................................................................................................................354

LACP Fast Switchover.....................................................................................................................................................355

Configuring LACP Fast Switchover................................................................................................................................355

LACP...................................................................................................................................................................................355

RDMA Over Converged Ethernet (RoCE) Overview...................................................................................................355

Sample Configurations..................................................................................................................................................... 356

Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces........................................................................................ 359

18 Force10 Resilient Ring Protocol (FRRP).................................................................................... 360

Protocol Overview............................................................................................................................................................ 360

Ring Status....................................................................................................................................................................361

Multiple FRRP Rings.................................................................................................................................................... 361

Important FRRP Points............................................................................................................................................... 361

Implementing FRRP.................................................................................................................................................... 362

Important FRRP Concepts.........................................................................................................................................362

FRRP Configuration..........................................................................................................................................................363

Creating the FRRP Group.......................................................................................................................................... 363

Configuring the Control VLAN...................................................................................................................................363

Configuring and Adding the Member VLANs.......................................................................................................... 364

Setting the FRRP Timers........................................................................................................................................... 365

Clearing the FRRP Counters..................................................................................................................................... 365

Viewing the FRRP Configuration.............................................................................................................................. 365

Viewing the FRRP Information.................................................................................................................................. 366

Troubleshooting FRRP..................................................................................................................................................... 366

Contents

11

Sample Configuration and Topology...............................................................................................................................366

FRRP Support on VLT......................................................................................................................................................367

19 GARP VLAN Registration Protocol (GVRP)................................................................................370

Configure GVRP................................................................................................................................................................370

Enabling GVRP Globally.....................................................................................................................................................371

Enabling GVRP on a Layer 2 Interface........................................................................................................................... 372

Configure GVRP Registration..........................................................................................................................................372

Configure a GARP Timer.................................................................................................................................................. 372

20 High Availability (HA).............................................................................................................. 374

High Availability on Chassis.............................................................................................................................................. 374

High Availability in a PE Stack..........................................................................................................................................374

Online Insertion and Removal...........................................................................................................................................374

Hitless Behavior................................................................................................................................................................. 376

Graceful Restart................................................................................................................................................................ 376

Software Resiliency...........................................................................................................................................................377

System Health Monitoring..........................................................................................................................................377

Failure and Event Logging.......................................................................................................................................... 377

Trace Log......................................................................................................................................................................377

Core Dumps..................................................................................................................................................................377

System Log...................................................................................................................................................................377

Control Plane Redundancy...............................................................................................................................................377

Control-Plane Failover................................................................................................................................................ 378

RPM Synchronization................................................................................................................................................. 379

Forcing an RPM Failover............................................................................................................................................ 379

Specifying an Auto-Failover Limit..............................................................................................................................379

Disabling Auto-Reboot................................................................................................................................................ 379

21 Internet Group Management Protocol (IGMP)........................................................................... 380

IGMP Protocol Overview................................................................................................................................................. 380

IGMP Version 2............................................................................................................................................................380

IGMP Version 3............................................................................................................................................................ 381

Configure IGMP.................................................................................................................................................................384

Viewing IGMP Enabled Interfaces...................................................................................................................................384

Selecting an IGMP Version.............................................................................................................................................. 385

Viewing IGMP Groups...................................................................................................................................................... 385

Enabling IGMP Immediate-Leave....................................................................................................................................386

IGMP Snooping................................................................................................................................................................. 386

Configuring IGMP Snooping...................................................................................................................................... 386

Removing a Group-Port Association.........................................................................................................................387

Disabling Multicast Flooding.......................................................................................................................................387

Specifying a Port as Connected to a Multicast Router..........................................................................................387

Configuring the Switch as Querier............................................................................................................................388

Fast Convergence after MSTP Topology Changes......................................................................................................388

Designating a Multicast Router Interface...................................................................................................................... 388

22 Interfaces.............................................................................................................................. 389

Port Numbering.................................................................................................................................................................390

12

Contents

Interface Types..................................................................................................................................................................392

View Basic Interface Information.................................................................................................................................... 393

Resetting an Interface to its Factory Default State..................................................................................................... 398

Enabling a Physical Interface........................................................................................................................................... 399

Physical Interfaces............................................................................................................................................................ 399

Port Pipes.....................................................................................................................................................................399

Setting the Speed of Ethernet Interfaces................................................................................................................399

Configuration Task List for Physical Interfaces.......................................................................................................400

Overview of Layer Modes..........................................................................................................................................400

Configuring Layer 2 (Data Link) Mode.....................................................................................................................400

Configuring Layer 2 (Interface) Mode...................................................................................................................... 401

Configuring Layer 3 (Network) Mode.......................................................................................................................401

Configuring Layer 3 (Interface) Mode......................................................................................................................402

Egress Interface Selection (EIS)..................................................................................................................................... 402

Configuring EIS............................................................................................................................................................402

Management Interfaces................................................................................................................................................... 403

Configuring a Dedicated Management Interface ...................................................................................................403

Configuring a Management Interface on an Ethernet Port...................................................................................404

Port Extender Interfaces..................................................................................................................................................405

VLAN Interfaces................................................................................................................................................................405

Loopback Interfaces......................................................................................................................................................... 406

Null Interfaces....................................................................................................................................................................406

Configuring Port Delay..................................................................................................................................................... 406

Port Channel Interfaces....................................................................................................................................................407

Port Channel Definition and Standards.................................................................................................................... 407

Port Channel Benefits.................................................................................................................................................407

Port Channel Implementation.................................................................................................................................... 407

10/40 Gbps Interfaces in Port Channels..................................................................................................................408

Configuration Tasks for Port Channel Interfaces................................................................................................... 408

Creating a Port Channel.............................................................................................................................................408

Adding a Physical Interface to a Port Channel........................................................................................................409

Reassigning an Interface to a New Port Channel....................................................................................................410

Configuring the Minimum Oper Up Links in a Port Channel....................................................................................411

Adding or Removing a Port Channel from a VLAN.................................................................................................. 411

Assigning an IP Address to a Port Channel...............................................................................................................412

Deleting or Disabling a Port Channel......................................................................................................................... 412

Load Balancing Through Port Channels....................................................................................................................412

Changing the Hash Algorithm.....................................................................................................................................412

Bulk Configuration..............................................................................................................................................................413

Interface Range............................................................................................................................................................413

Bulk Configuration Examples...................................................................................................................................... 413

Defining Interface Range Macros.................................................................................................................................... 415

Define the Interface Range.........................................................................................................................................415

Choosing an Interface-Range Macro........................................................................................................................ 415

Monitoring and Maintaining Interfaces........................................................................................................................... 415

Maintenance Using TDR............................................................................................................................................. 416

Displaying Traffic Statistics on HiGig Ports.................................................................................................................... 417

Link Bundle Monitoring......................................................................................................................................................417

Monitoring HiGig Link Bundles......................................................................................................................................... 418

Enabling HiGig Link-Bundle Monitoring.....................................................................................................................419

Contents

13

Non Dell-Qualified Transceivers.......................................................................................................................................419

Splitting QSFP Ports to SFP+ Ports.............................................................................................................................. 420

Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port............................................................................... 420

Configuring wavelength for 10–Gigabit SFP+ optics....................................................................................................421

Link Dampening.................................................................................................................................................................. 421

Enabling Link Dampening............................................................................................................................................422

Using Ethernet Pause Frames for Flow Control........................................................................................................... 423

Threshold Settings...................................................................................................................................................... 424

Enabling Pause Frames...............................................................................................................................................424

Configure the MTU Size on an Interface.......................................................................................................................425

Auto-Negotiation on Ethernet Interfaces...................................................................................................................... 425

Set Auto-Negotiation Options................................................................................................................................... 426

Provisioning Combo Ports................................................................................................................................................426

View Advanced Interface Information............................................................................................................................ 427

Configuring the Interface Sampling Size.................................................................................................................. 427

Configuring the Traffic Sampling Size Globally............................................................................................................. 428

Dynamic Counters.............................................................................................................................................................430

Clearing Interface Counters.......................................................................................................................................430

23 Internet Protocol Security (IPSec)........................................................................................... 432

Configuring IPSec .............................................................................................................................................................432

24 IPv4 Routing.......................................................................................................................... 434

IP Addresses...................................................................................................................................................................... 434

Configuration Tasks for IP Addresses............................................................................................................................ 434

Assigning IP Addresses to an Interface..........................................................................................................................435

Configuring Static Routes................................................................................................................................................436

Adding description for IPv4 and IPv6 static routes.................................................................................................437

Configure Static Routes for the Management Interface............................................................................................. 437

Enabling Directed Broadcast............................................................................................................................................438

Resolution of Host Names............................................................................................................................................... 438

Enabling Dynamic Resolution of Host Names................................................................................................................438

Specifying the Local System Domain and a List of Domains.......................................................................................439

Configuring DNS with Traceroute.................................................................................................................................. 439

ARP..................................................................................................................................................................................... 440

Configuration Tasks for ARP..................................................................................................................................... 440

Configuring Static ARP Entries................................................................................................................................. 440

Configuring ARP Inspection Trust..............................................................................................................................441

Configuring ARP Timeout........................................................................................................................................... 441

Enabling Proxy ARP..................................................................................................................................................... 441

Clearing ARP Cache.....................................................................................................................................................441

ARP Learning via Gratuitous ARP............................................................................................................................. 442

Enabling ARP Learning via Gratuitous ARP............................................................................................................. 442

ARP Learning via ARP Request.................................................................................................................................442

Configuring ARP Retries.............................................................................................................................................443

ICMP................................................................................................................................................................................... 443

Configuration Tasks for ICMP................................................................................................................................... 443

Enabling ICMP Unreachable Messages....................................................................................................................444

ICMP Redirects................................................................................................................................................................. 444

14

Contents

25 IPv6 Routing.......................................................................................................................... 446

Protocol Overview............................................................................................................................................................ 446

Extended Address Space........................................................................................................................................... 446

Stateless Autoconfiguration.......................................................................................................................................446

IPv6 Headers................................................................................................................................................................447

IPv6 Header Fields...................................................................................................................................................... 448

Extension Header Fields............................................................................................................................................. 449

IPv6 Addressing...........................................................................................................................................................450

IPv6 Implementation on the Dell Networking OS.......................................................................................................... 451

Configuring the LPM Table for IPv6 Extended Prefixes..............................................................................................452

ICMPv6...............................................................................................................................................................................452

Path MTU Discovery........................................................................................................................................................ 453

IPv6 Neighbor Discovery..................................................................................................................................................453

IPv6 Neighbor Discovery of MTU Packets.............................................................................................................. 454

Configuring the IPv6 Recursive DNS Server...........................................................................................................454

Secure Shell (SSH) Over an IPv6 Transport.................................................................................................................456

Configuration Tasks for IPv6...........................................................................................................................................456

Adjusting Your CAM Profile....................................................................................................................................... 456

Assigning an IPv6 Address to an Interface...............................................................................................................457

Assigning a Static IPv6 Route....................................................................................................................................457

Configuring Telnet with IPv6..................................................................................................................................... 457

SNMP over IPv6..........................................................................................................................................................458

Displaying IPv6 Information........................................................................................................................................458

Displaying an IPv6 Configuration...............................................................................................................................458

Displaying IPv6 Routes............................................................................................................................................... 459

Displaying the Running Configuration for an Interface...........................................................................................460

Clearing IPv6 Routes.................................................................................................................................................. 460

Disabling ND Entry Timeout........................................................................................................................................461

Configuring IPv6 RA Guard.............................................................................................................................................. 461

Configuring IPv6 RA Guard on an Interface............................................................................................................ 462

Monitoring IPv6 RA Guard......................................................................................................................................... 463

26 Intermediate System to Intermediate System........................................................................... 464

IS-IS Protocol Overview...................................................................................................................................................464

IS-IS Addressing................................................................................................................................................................ 464

Multi-Topology IS-IS.........................................................................................................................................................465

Transition Mode...........................................................................................................................................................465

Interface Support........................................................................................................................................................ 465

Adjacencies.................................................................................................................................................................. 465

Graceful Restart................................................................................................................................................................466

Timers........................................................................................................................................................................... 466

Implementation Information.............................................................................................................................................466

Configuration Information................................................................................................................................................ 467

Configuration Tasks for IS-IS.....................................................................................................................................467

Configuring the Distance of a Route.........................................................................................................................474

Changing the IS-Type................................................................................................................................................. 474

Redistributing IPv4 Routes.........................................................................................................................................476

Redistributing IPv6 Routes.........................................................................................................................................476

Contents

15

Configuring Authentication Passwords.....................................................................................................................477

Setting the Overload Bit............................................................................................................................................. 477

Debugging IS-IS........................................................................................................................................................... 478

IS-IS Metric Styles.............................................................................................................................................................479

Configure Metric Values...................................................................................................................................................479

Maximum Values in the Routing Table......................................................................................................................479

Change the IS-IS Metric Style in One Level Only....................................................................................................479

Leaks from One Level to Another..............................................................................................................................481

Sample Configurations...................................................................................................................................................... 481

27 iSCSI Optimization..................................................................................................................484

iSCSI Optimization Overview...........................................................................................................................................484

Default iSCSI Optimization Values.................................................................................................................................. 485

iSCSI Optimization Prerequisites.....................................................................................................................................486

Configuring iSCSI Optimization.......................................................................................................................................486

Displaying iSCSI Optimization Information..................................................................................................................... 487

Enable and Disable iSCSI Optimization...........................................................................................................................489

Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer........................................................................ 489

Monitoring iSCSI Traffic Flows........................................................................................................................................490

Information Monitored in iSCSI Traffic Flows............................................................................................................... 490

Detection and Auto-Configuration for Dell EqualLogic Arrays....................................................................................490

Configuring Detection and Ports for Dell Compellent Arrays.......................................................................................491

Application of Quality of Service to iSCSI Traffic Flows...............................................................................................491

28 Link Aggregation Control Protocol (LACP)................................................................................492

Introduction to Dynamic LAGs and LACP......................................................................................................................492

Important Points to Remember.................................................................................................................................492

LACP Modes................................................................................................................................................................492

Configuring LACP Commands...................................................................................................................................493

LACP Configuration Tasks...............................................................................................................................................493

Creating a LAG............................................................................................................................................................ 493

Configuring the LAG Interfaces as Dynamic............................................................................................................494

Setting the LACP Long Timeout............................................................................................................................... 494

Monitoring and Debugging LACP..............................................................................................................................495

Shared LAG State Tracking.............................................................................................................................................495

Configuring Shared LAG State Tracking..................................................................................................................496

Important Points about Shared LAG State Tracking.............................................................................................. 497

LACP Basic Configuration Example................................................................................................................................ 497

Configure a LAG on ALPHA....................................................................................................................................... 497

29 Layer 2.................................................................................................................................. 506

Manage the MAC Address Table....................................................................................................................................506

Clearing the MAC Address Table..............................................................................................................................506

Setting the Aging Time for Dynamic Entries........................................................................................................... 506

Configuring a Static MAC Address...........................................................................................................................506

Displaying the MAC Address Table........................................................................................................................... 507

MAC Learning Limit.......................................................................................................................................................... 507

Setting the MAC Learning Limit................................................................................................................................507

mac learning-limit Dynamic........................................................................................................................................ 508

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Contents

mac learning-limit mac-address-sticky.....................................................................................................................508

mac learning-limit station-move................................................................................................................................508

mac learning-limit no-station-move..........................................................................................................................508

Learning Limit Violation Actions................................................................................................................................ 508

Setting Station Move Violation Actions................................................................................................................... 509

Recovering from Learning Limit and Station Move Violations.............................................................................. 509

Disabling MAC Address Learning on the System....................................................................................................509

Enabling port security..................................................................................................................................................510

NIC Teaming.......................................................................................................................................................................510

Configure Redundant Pairs............................................................................................................................................... 511

Far-End Failure Detection.................................................................................................................................................514

FEFD State Changes................................................................................................................................................... 514

Configuring FEFD.........................................................................................................................................................515

Enabling FEFD on an Interface...................................................................................................................................516

Debugging FEFD.......................................................................................................................................................... 516

30 Link Layer Discovery Protocol (LLDP)....................................................................................... 518

802.1AB (LLDP) Overview............................................................................................................................................... 518

Protocol Data Units..................................................................................................................................................... 518

Optional TLVs.....................................................................................................................................................................519

Management TLVs...................................................................................................................................................... 519

TIA-1057 (LLDP-MED) Overview...................................................................................................................................520

TIA Organizationally Specific TLVs............................................................................................................................ 521

Configure LLDP.................................................................................................................................................................524

CONFIGURATION versus INTERFACE Configurations............................................................................................... 524

Enabling LLDP................................................................................................................................................................... 525

Disabling and Undoing LLDP......................................................................................................................................525

Enabling LLDP on Management Ports........................................................................................................................... 525

Disabling and Undoing LLDP on Management Ports..............................................................................................526

Advertising TLVs............................................................................................................................................................... 526

Storing and Viewing Unrecognized LLDP TLVs............................................................................................................527

Viewing the LLDP Configuration.....................................................................................................................................528

Viewing Information Advertised by Adjacent LLDP Neighbors...................................................................................528

Examples of Viewing Information Advertised by Neighbors..................................................................................528

Configuring LLDPDU Intervals........................................................................................................................................ 530

Configuring LLDP Notification Interval........................................................................................................................... 531

Configuring Transmit and Receive Mode....................................................................................................................... 531

Configuring a Time to Live...............................................................................................................................................532

Debugging LLDP................................................................................................................................................................532

Relevant Management Objects.......................................................................................................................................533

31 Multicast Source Discovery Protocol (MSDP)............................................................................538

Anycast RP........................................................................................................................................................................ 539

Implementation Information.............................................................................................................................................540

Configure Multicast Source Discovery Protocol...........................................................................................................540

Related Configuration Tasks......................................................................................................................................540

Enable MSDP.....................................................................................................................................................................544

Manage the Source-Active Cache................................................................................................................................. 545

Viewing the Source-Active Cache............................................................................................................................545

Contents

17

Limiting the Source-Active Cache............................................................................................................................ 545

Clearing the Source-Active Cache............................................................................................................................545

Enabling the Rejected Source-Active Cache...........................................................................................................546

Accept Source-Active Messages that Fail the RFP Check.........................................................................................546

Specifying Source-Active Messages..............................................................................................................................549

Limiting the Source-Active Messages from a Peer......................................................................................................550

Preventing MSDP from Caching a Local Source..........................................................................................................550

Preventing MSDP from Caching a Remote Source.....................................................................................................550

Preventing MSDP from Advertising a Local Source..................................................................................................... 551

Logging Changes in Peership States..............................................................................................................................552

Terminating a Peership.....................................................................................................................................................552

Clearing Peer Statistics.................................................................................................................................................... 552

Debugging MSDP..............................................................................................................................................................553

MSDP with Anycast RP................................................................................................................................................... 553

Configuring Anycast RP................................................................................................................................................... 554

Reducing Source-Active Message Flooding............................................................................................................555

Specifying the RP Address Used in SA Messages..................................................................................................555

MSDP Sample Configurations......................................................................................................................................... 557

32 Multiple Spanning Tree Protocol (MSTP)................................................................................. 562

Spanning Tree Variations................................................................................................................................................. 563

Implementation Information.......................................................................................................................................563

Configure Multiple Spanning Tree Protocol...................................................................................................................563

Related Configuration Tasks......................................................................................................................................563

Enable Multiple Spanning Tree Globally......................................................................................................................... 563

Adding and Removing Interfaces.................................................................................................................................... 564

Creating Multiple Spanning Tree Instances................................................................................................................... 564

Influencing MSTP Root Selection...................................................................................................................................565

Interoperate with Non-Dell Bridges................................................................................................................................ 566

Changing the Region Name or Revision.........................................................................................................................566

Modifying Global Parameters.......................................................................................................................................... 566

Modifying the Interface Parameters...............................................................................................................................567

Configuring an EdgePort..................................................................................................................................................568

Flush MAC Addresses after a Topology Change.......................................................................................................... 569

MSTP Sample Configurations......................................................................................................................................... 569

Debugging and Verifying MSTP Configurations............................................................................................................572

33 Multicast Features.................................................................................................................. 574

Enabling IP Multicast.........................................................................................................................................................574

Implementation Information............................................................................................................................................. 574

First Packet Forwarding for Lossless Multicast............................................................................................................ 575

Multicast Policies...............................................................................................................................................................575

IPv4 Multicast Policies................................................................................................................................................575

Understanding Multicast Traceroute (mtrace)..............................................................................................................581

Printing Multicast Traceroute (mtrace) Paths..............................................................................................................582

Supported Error Codes.................................................................................................................................................... 583

mtrace Scenarios.............................................................................................................................................................. 583

34 Multicast Listener Discovery Protocol...................................................................................... 589

18

Contents

MLD timers........................................................................................................................................................................ 592

Reducing Host Response Burstiness........................................................................................................................592

Configuring MLD Version.................................................................................................................................................593

Clearing MLD groups........................................................................................................................................................593

Debugging MLD.................................................................................................................................................................593

Explicit Tracking................................................................................................................................................................ 593

Reducing Leave Latency..................................................................................................................................................593

Displaying MLD groups table........................................................................................................................................... 593

Displaying MLD Interfaces............................................................................................................................................... 594

MLD Snooping...................................................................................................................................................................594

Enable MLD Snooping................................................................................................................................................ 594

Disable MLD Snooping................................................................................................................................................594

Configure the switch as a querier............................................................................................................................. 595

Specify port as connected to multicast router....................................................................................................... 595

Enable Snooping Explicit Tracking............................................................................................................................ 595

Display the MLD Snooping Table.............................................................................................................................. 595

35 Object Tracking......................................................................................................................596

Object Tracking Overview............................................................................................................................................... 596

Track Layer 2 Interfaces.............................................................................................................................................597

Track Layer 3 Interfaces.............................................................................................................................................597

Track IPv4 and IPv6 Routes...................................................................................................................................... 597

Track a Metric Threshold........................................................................................................................................... 598

Tracking a Metric Threshold......................................................................................................................................598

Track Route Reachability........................................................................................................................................... 599

Tracking Route Reachability...................................................................................................................................... 599

Configuring track reachability refresh interval........................................................................................................ 600

Set Tracking Delays..................................................................................................................................................... 601

VRRP Object Tracking................................................................................................................................................ 601

Object Tracking Configuration......................................................................................................................................... 601

Tracking a Layer 2 Interface.......................................................................................................................................601

Tracking a Layer 3 Interface...................................................................................................................................... 602

Configuring track reachability refresh interval........................................................................................................ 603

Displaying Tracked Objects..............................................................................................................................................604

36 Open Shortest Path First (OSPFv2 and OSPFv3)...................................................................... 606

Protocol Overview............................................................................................................................................................ 606

Autonomous System (AS) Areas.............................................................................................................................. 606

Area Types....................................................................................................................................................................607

Networks and Neighbors............................................................................................................................................607

Router Types............................................................................................................................................................... 608

Designated and Backup Designated Routers.......................................................................................................... 609

Link-State Advertisements (LSAs)...........................................................................................................................609

Virtual Links...................................................................................................................................................................610

Router Priority and Cost............................................................................................................................................. 610

OSPF Implementation........................................................................................................................................................ 611

Fast Convergence (OSPFv2, IPv4 Only)...................................................................................................................611

Multi-Process OSPFv2 (IPv4 only)........................................................................................................................... 612

RFC-2328 Compliant OSPF Flooding........................................................................................................................612

Contents

19

OSPF ACK Packing......................................................................................................................................................613

Setting OSPF Adjacency with Cisco Routers...........................................................................................................613

Configuration Information.................................................................................................................................................613

Configuration Task List for OSPFv2 (OSPF for IPv4)............................................................................................614

Sample Configurations for OSPFv2................................................................................................................................623

OSPFv3 NSSA...................................................................................................................................................................625

Configuration Task List for OSPFv3 (OSPF for IPv6).................................................................................................625

Enabling IPv6 Unicast Routing.................................................................................................................................. 626

Assigning IPv6 Addresses on an Interface...............................................................................................................626

Assigning Area ID on an Interface............................................................................................................................. 626

Assigning OSPFv3 Process ID and Router ID Globally........................................................................................... 627

Assigning OSPFv3 Process ID and Router ID to a VRF..........................................................................................627

Configuring the Cost of OSPFv3 Routes.................................................................................................................627

Configuring Stub Areas...............................................................................................................................................628

Configuring Passive-Interface................................................................................................................................... 628

Redistributing Routes................................................................................................................................................. 628

Configuring a Default Route...................................................................................................................................... 629

OSPFv3 Authentication Using IPsec........................................................................................................................ 629

Troubleshooting OSPFv3........................................................................................................................................... 634

MIB Support for OSPFv3.................................................................................................................................................635

Viewing the OSPFv3 MIB.......................................................................................................................................... 636

37 Per-VLAN Spanning Tree Plus (PVST+).................................................................................... 637

Protocol Overview............................................................................................................................................................ 637

Implementation Information.............................................................................................................................................638

Configure Per-VLAN Spanning Tree Plus......................................................................................................................638

Enabling PVST+.................................................................................................................................................................638

Disabling PVST+................................................................................................................................................................638

Influencing PVST+ Root Selection..................................................................................................................................639

Modifying Global PVST+ Parameters.............................................................................................................................640

Modifying Interface PVST+ Parameters........................................................................................................................640

Configuring an EdgePort...................................................................................................................................................641

PVST+ in Multi-Vendor Networks.................................................................................................................................. 642

Enabling PVST+ Extend System ID................................................................................................................................ 642

PVST+ Sample Configurations........................................................................................................................................643

38 PIM Sparse-Mode (PIM-SM)................................................................................................... 645

Implementation Information.............................................................................................................................................645

Protocol Overview............................................................................................................................................................ 645

Requesting Multicast Traffic..................................................................................................................................... 645

Refuse Multicast Traffic.............................................................................................................................................646

Send Multicast Traffic................................................................................................................................................ 646

Configuring PIM-SSM...................................................................................................................................................... 646

Related Configuration Tasks......................................................................................................................................646

Enable PIM-SM..................................................................................................................................................................647

Configuring S,G Expiry Timers.........................................................................................................................................647

Configuring a Static Rendezvous Point......................................................................................................................... 648

Overriding Bootstrap Router Updates......................................................................................................................648

Configuring a Designated Router....................................................................................................................................648

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Dell C9010 Modular Chassis Switch User guide

Dell C9010 Modular Chassis Switch User guide

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