Dell C9010 Modular Chassis Switch Owner's manual

Dell EMC Networking Conguration Guide for the

C9010 Series

Version 9.13.0.0

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.

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

the Dell logo are trademarks of Dell Inc. in the United States and/or other jurisdictions. All other marks and names mentioned herein may be trademarks of

their respective companies.

2017 - 12

Rev. A00

Contents

1 About this Guide...........................................................................................................................................36

Audience........................................................................................................................................................................... 36

Conventions......................................................................................................................................................................36

Related Documents......................................................................................................................................................... 36

2 Conguration Fundamentals........................................................................................................................ 37

Accessing the Command Line........................................................................................................................................ 37

CLI Modes.........................................................................................................................................................................37

Navigating CLI Modes............................................................................................................................................... 39

The do Command............................................................................................................................................................ 42

Undoing Commands........................................................................................................................................................ 43

Obtaining Help..................................................................................................................................................................43

Entering and Editing Commands....................................................................................................................................43

Command History............................................................................................................................................................ 44

Filtering show Command Outputs................................................................................................................................. 44

Multiple Users in Conguration Mode...........................................................................................................................46

3 Getting Started............................................................................................................................................47

Console Access................................................................................................................................................................ 47

Serial Console.............................................................................................................................................................48

Mounting an NFS File System........................................................................................................................................49

Important Points to Remember................................................................................................................................49

Default Conguration...................................................................................................................................................... 50

Conguring a Host Name............................................................................................................................................... 50

Accessing the System Remotely.................................................................................................................................... 51

Accessing the System Remotely.............................................................................................................................. 51

Congure the Management Port IP Address..........................................................................................................51

Congure a Management Route...............................................................................................................................51

Conguring a Username and Password.................................................................................................................. 52

Conguring the Enable Password..................................................................................................................................53

Manage Conguration Files............................................................................................................................................53

File Storage.................................................................................................................................................................53

Copy Files to and from the System......................................................................................................................... 54

Save the Running-Conguration............................................................................................................................. 55

Congure the Overload Bit for a Startup Scenario............................................................................................... 55

Viewing Files...............................................................................................................................................................55

Changes in Conguration Files.................................................................................................................................56

Viewing Command History..............................................................................................................................................57

Upgrading the Dell Networking OS................................................................................................................................57

4 Switch Management....................................................................................................................................58

Conguring Privilege Levels........................................................................................................................................... 58

Contents

3

Creating a Custom Privilege Level...........................................................................................................................58

Removing a Command from EXEC Mode.............................................................................................................. 58

Moving a Command from EXEC Privilege Mode to EXEC Mode........................................................................58

Allowing Access to CONFIGURATION Mode Commands....................................................................................59

Allowing Access to the Following Modes................................................................................................................59

Applying a Privilege Level to a Username...............................................................................................................60

Applying a Privilege Level to a Terminal Line...........................................................................................................61

Conguring Logging......................................................................................................................................................... 61

Audit and Security Logs.............................................................................................................................................61

Conguring Logging Format ...................................................................................................................................63

Setting Up a Secure Connection to a Syslog Server.............................................................................................63

Track Login Activity......................................................................................................................................................... 65

Restrictions for Tracking Login Activity.................................................................................................................. 65

Conguring Login Activity Tracking.........................................................................................................................65

Display Login Statistics..............................................................................................................................................65

Limit Concurrent Login Sessions....................................................................................................................................67

Restrictions for Limiting the Number of Concurrent Sessions.............................................................................67

Conguring Concurrent Session Limit.....................................................................................................................67

Enabling the System to Clear Existing Sessions.................................................................................................... 68

Enabling Secured CLI Mode........................................................................................................................................... 68

Log Messages in the Internal Buer..............................................................................................................................69

Conguration Task List for System Log Management..........................................................................................69

Disabling System Logging............................................................................................................................................... 69

Sending System Messages to a Syslog Server............................................................................................................69

Conguring a UNIX System as a Syslog Server.....................................................................................................70

Display the Logging Buer and the Logging Conguration........................................................................................ 70

Changing System Logging Settings............................................................................................................................... 71

Conguring a UNIX Logging Facility Level.....................................................................................................................71

Synchronizing Log Messages......................................................................................................................................... 72

Enabling Timestamp on Syslog Messages.................................................................................................................... 73

File Transfer Services.......................................................................................................................................................73

Conguration Task List for File Transfer Services..................................................................................................73

Enabling the FTP Server........................................................................................................................................... 74

Conguring FTP Server Parameters........................................................................................................................74

Conguring FTP Client Parameters......................................................................................................................... 74

Terminal Lines................................................................................................................................................................... 75

Denying and Permitting Access to a Terminal Line................................................................................................75

Conguring Login Authentication for Terminal Lines.............................................................................................76

Setting Time Out of EXEC Privilege Mode...................................................................................................................76

Using Telnet to Access Another Network Device........................................................................................................ 77

Lock CONFIGURATION Mode....................................................................................................................................... 78

Viewing the Conguration Lock Status...................................................................................................................78

LPC Bus Quality Degradation......................................................................................................................................... 78

LBQA (LPC Bus Quality Analyzer) Failure Detection mode..................................................................................79

Recovering from a Forgotten Password ......................................................................................................................80

4

Contents

Ignoring the Startup Conguration and Booting from the Factory-Default Conguration.....................................80

Recovering from a Failed Start....................................................................................................................................... 81

Restoring Factory-Default Settings................................................................................................................................81

Important Point to Remember.................................................................................................................................. 81

Restoring Factory-Default Boot Environment Variables....................................................................................... 82

Using Hashes to Verify Software Images Before Installation..................................................................................... 83

Verifying System Images on C9010 Components........................................................................................................84

When System Images on C9010 Components Do Not Match.............................................................................85

Manually Resetting the System Image on a C9010 Component......................................................................... 85

Logging in to the Virtual Console of a C9010 Component................................................................................... 86

Booting the C9010 from an Image on a Network Server..................................................................................... 86

Conguring C9010 Components to Boot from the RPM CP Image................................................................... 86

Viewing the Reason for Last System Reboot...............................................................................................................87

5 802.1X..........................................................................................................................................................88

The Port-Authentication Process.................................................................................................................................. 90

EAP over RADIUS.......................................................................................................................................................91

Conguring 802.1X...........................................................................................................................................................92

Related Conguration Tasks..................................................................................................................................... 92

Important Points to Remember......................................................................................................................................92

Enabling 802.1X................................................................................................................................................................ 93

Conguring dot1x Prole ................................................................................................................................................95

Conguring MAC addresses for a do1x Prole.............................................................................................................95

Conguring the Static MAB and MAB Prole .............................................................................................................96

Conguring Critical VLAN ..............................................................................................................................................97

Conguring Request Identity Re-Transmissions...........................................................................................................97

Conguring a Quiet Period after a Failed Authentication........................................................................................... 98

Forcibly Authorizing or Unauthorizing a Port............................................................................................................... 99

Re-Authenticating a Port.............................................................................................................................................. 100

Conguring Dynamic VLAN Assignment with Port Authentication.........................................................................100

Guest and Authentication-Fail VLANs..........................................................................................................................101

Conguring a Guest VLAN......................................................................................................................................102

Conguring an Authentication-Fail VLAN............................................................................................................. 103

Conguring Timeouts...............................................................................................................................................104

Multi-Host Authentication.............................................................................................................................................105

Conguring Multi-Host AuthenticationConguring Single-Host Authentication............................................. 106

Multi-Supplicant Authentication................................................................................................................................... 107

Conguring Multi-Supplicant AuthenticationRestricting Multi-Supplicant Authentication.............................108

MAC Authentication Bypass.........................................................................................................................................109

MAB in Single-host and Multi-Host Mode............................................................................................................109

MAB in Multi-Supplicant Authentication Mode.....................................................................................................110

Conguring MAC Authentication Bypass...............................................................................................................110

Dynamic CoS with 802.1X...............................................................................................................................................111

6 Access Control Lists (ACLs)........................................................................................................................113

IP Access Control Lists (ACLs)......................................................................................................................................113

Contents

5

CAM Usage................................................................................................................................................................114

User-Congurable CAM Allocation......................................................................................................................... 115

Allocating CAM for Ingress ACLs on the Port Extender...................................................................................... 115

Allocating CAM for Egress ACLs on the Port Extender....................................................................................... 117

Implementing ACLs on Dell EMC Networking OS.................................................................................................118

ACL Optimization to Increase Number of Supported IPv4 ACLs..............................................................................119

Restrictions for ACL Optimization.......................................................................................................................... 119

Optimizing ACL for More Number of IPv4 ACL Rules.........................................................................................120

IP Fragment Handling.................................................................................................................................................... 120

IP Fragments ACL Examples...................................................................................................................................120

Layer 4 ACL Rules Examples................................................................................................................................... 121

Congure a Standard IP ACL........................................................................................................................................ 122

Conguring a Standard IP ACL Filter..................................................................................................................... 123

Congure an Extended IP ACL..................................................................................................................................... 124

Conguring Filters with a Sequence Number....................................................................................................... 124

Conguring Filters Without a Sequence Number.................................................................................................125

Congure Layer 2 and Layer 3 ACLs............................................................................................................................126

Using ACL VLAN Groups...............................................................................................................................................126

Guidelines for Conguring ACL VLAN Groups......................................................................................................126

Conguring an ACL VLAN Group........................................................................................................................... 127

Allocating ACL VLAN CAM..................................................................................................................................... 128

Applying an IP ACL to an Interface.............................................................................................................................. 128

Applying Ingress ACLs on the Port Extender........................................................................................................129

Applying Egress ACLs.............................................................................................................................................. 130

Applying Layer 3 Egress ACLs on Control-Plane Trac......................................................................................130

Counting ACL Hits.....................................................................................................................................................131

IP Prex Lists................................................................................................................................................................... 131

Implementation Information.................................................................................................................................... 132

Conguration Task List for Prex Lists.................................................................................................................. 132

ACL Resequencing......................................................................................................................................................... 135

Resequencing an ACL or Prex List.......................................................................................................................136

Route Maps..................................................................................................................................................................... 137

Implementation Information.....................................................................................................................................137

Important Points to Remember.....................................................................................................................................137

Conguration Task List for Route Maps................................................................................................................ 138

Conguring Match Routes......................................................................................................................................140

Conguring Set Conditions......................................................................................................................................141

Congure a Route Map for Route Redistribution.................................................................................................142

Congure a Route Map for Route Tagging............................................................................................................143

Continue Clause........................................................................................................................................................143

Conguring a UDF ACL................................................................................................................................................. 143

Hot-Lock Behavior......................................................................................................................................................... 145

7 Bidirectional Forwarding Detection (BFD).................................................................................................. 146

How BFD Works............................................................................................................................................................. 146

BFD Packet Format..................................................................................................................................................147

6

Contents

BFD Sessions............................................................................................................................................................ 148

BFD Three-Way Handshake.................................................................................................................................... 149

Session State Changes.............................................................................................................................................151

Important Points to Remember..................................................................................................................................... 151

Congure BFD................................................................................................................................................................. 151

Congure BFD for Physical Ports...........................................................................................................................152

Congure BFD for Static Routes............................................................................................................................153

Congure BFD for OSPF.........................................................................................................................................156

Congure BFD for OSPFv3..................................................................................................................................... 161

Congure BFD for IS-IS...........................................................................................................................................164

Congure BFD for BGP...........................................................................................................................................166

Congure BFD for VRRP.........................................................................................................................................172

Conguring Protocol Liveness................................................................................................................................ 175

8 Border Gateway Protocol IPv4 (BGPv4).....................................................................................................176

Autonomous Systems (AS)........................................................................................................................................... 176

Sessions and Peers.........................................................................................................................................................178

Establish a Session................................................................................................................................................... 178

Route Reectors.............................................................................................................................................................179

Communities............................................................................................................................................................. 180

BGP Attributes................................................................................................................................................................180

Best Path Selection Criteria....................................................................................................................................180

Weight........................................................................................................................................................................182

Local Preference.......................................................................................................................................................182

Multi-Exit Discriminators (MEDs)...........................................................................................................................183

Origin..........................................................................................................................................................................184

AS Path......................................................................................................................................................................184

Next Hop................................................................................................................................................................... 185

Multiprotocol BGP..........................................................................................................................................................185

Implement BGP ............................................................................................................................................................. 185

Additional Path (Add-Path) Support......................................................................................................................185

Advertise IGP Cost as MED for Redistributed Routes........................................................................................ 186

Ignore Router-ID for Some Best-Path Calculations............................................................................................. 186

Four-Byte AS Numbers............................................................................................................................................186

AS4 Number Representation...................................................................................................................................187

AS Number Migration.............................................................................................................................................. 188

BGP4 Management Information Base (MIB)........................................................................................................190

Important Points to Remember.............................................................................................................................. 190

Conguration Information.............................................................................................................................................. 191

BGP Conguration.......................................................................................................................................................... 191

Enabling BGP............................................................................................................................................................ 192

Conguring AS4 Number Representations........................................................................................................... 195

Conguring Peer Groups.........................................................................................................................................196

Conguring BGP Fast Fail-Over.............................................................................................................................199

Conguring Passive Peering...................................................................................................................................200

Maintaining Existing AS Numbers During an AS Migration................................................................................. 201

Contents

7

Allowing an AS Number to Appear in its Own AS Path...................................................................................... 202

Enabling Neighbor Graceful Restart......................................................................................................................203

Filtering on an AS-Path Attribute...........................................................................................................................203

Regular Expressions as Filters................................................................................................................................205

Redistributing Routes..............................................................................................................................................206

Enabling Additional Paths........................................................................................................................................207

Conguring IP Community Lists.............................................................................................................................207

Conguring an IP Extended Community List....................................................................................................... 208

Filtering Routes with Community Lists................................................................................................................. 209

Manipulating the COMMUNITY Attribute.............................................................................................................210

Changing MED Attributes........................................................................................................................................ 211

Changing the LOCAL_PREFERENCE Attribute................................................................................................... 211

Conguring the local System or a Dierent System to be the Next Hop for BGP-Learned Routes............. 212

Changing the WEIGHT Attribute............................................................................................................................213

Enabling Multipath....................................................................................................................................................213

Filtering BGP Routes................................................................................................................................................213

Filtering BGP Routes Using Route Maps...............................................................................................................215

Filtering BGP Routes Using AS-PATH Information.............................................................................................. 215

Conguring BGP Route Reectors........................................................................................................................ 216

Aggregating Routes..................................................................................................................................................217

Conguring BGP Confederations........................................................................................................................... 217

Enabling Route Flap Dampening.............................................................................................................................218

Changing BGP Timers.............................................................................................................................................220

Enabling BGP Neighbor Soft-Reconguration.....................................................................................................220

Enabling or disabling BGP neighbors......................................................................................................................221

Route Map Continue............................................................................................................................................... 223

Enabling MBGP Congurations....................................................................................................................................223

Congure IPv6 NH Automatically for IPv6 Prex Advertised over IPv4 Neighbor......................................... 224

BGP Regular Expression Optimization........................................................................................................................ 224

Debugging BGP..............................................................................................................................................................224

Storing Last and Bad PDUs....................................................................................................................................225

Capturing PDUs....................................................................................................................................................... 226

PDU Counters.......................................................................................................................................................... 227

Sample Congurations.................................................................................................................................................. 227

9 Content Addressable Memory (CAM)........................................................................................................ 236

CAM Allocation...............................................................................................................................................................236

Test CAM Usage............................................................................................................................................................238

View CAM-ACL Settings.............................................................................................................................................. 238

View CAM Usage...........................................................................................................................................................239

Conguring CAM Threshold and Silence Period........................................................................................................239

Setting CAM Threshold and Silence Period......................................................................................................... 240

Return to the Default CAM Conguration...................................................................................................................241

CAM Optimization.......................................................................................................................................................... 241

Applications for CAM Proling...................................................................................................................................... 241

LAG HashingLAG Hashing Based on Bidirectional Flow......................................................................................241

8

Contents

Unied Forwarding Table (UFT) Modes......................................................................................................................242

Conguring UFT Modes..........................................................................................................................................242

10 Control Plane Policing (CoPP)..................................................................................................................244

CoPP Implementation................................................................................................................................................... 244

Protocol-based Control Plane Policing..................................................................................................................244

Queue-based Control Plane Policing.....................................................................................................................244

CoPP Example............................................................................................................................................................... 246

Congure Control Plane Policing..................................................................................................................................247

Conguring CoPP for Protocols.............................................................................................................................247

Examples of Conguring CoPP for Protocols...................................................................................................... 248

Conguring CoPP for CPU Queues...................................................................................................................... 249

Examples of Conguring CoPP for CPU Queues................................................................................................250

Displaying CoPP Conguration............................................................................................................................... 251

Troubleshooting CoPP Operation................................................................................................................................ 254

Enabling CPU Trac Statistics.............................................................................................................................. 254

Viewing CPU Trac Statistics............................................................................................................................... 254

Troubleshooting CPU Packet Loss........................................................................................................................ 255

Viewing Per-Protocol CoPP Counters.................................................................................................................. 256

Viewing Per-Queue CoPP Counters..................................................................................................................... 259

11 Data Center Bridging (DCB)..................................................................................................................... 260

Enabling Data Center Bridging.....................................................................................................................................260

Ethernet Enhancements in Data Center Bridging...................................................................................................... 261

Priority-Based Flow Control................................................................................................................................... 262

Enhanced Transmission Selection..........................................................................................................................263

Data Center Bridging Exchange Protocol (DCBx)...............................................................................................264

Data Center Bridging in a Trac Flow...................................................................................................................264

QoS dot1p Trac Classication and Queue Assignment..........................................................................................265

SNMP Support for PFC and Buer Statistics Tracking........................................................................................... 265

DCB Maps and its Attributes........................................................................................................................................266

DCB Map: Conguration Procedure......................................................................................................................266

Important Points to Remember..............................................................................................................................267

Applying a DCB Map on a Port.............................................................................................................................. 267

Conguring PFC without a DCB Map...................................................................................................................268

Conguring Lossless Queues................................................................................................................................. 268

Applying a DCB Map on a Line Card..................................................................................................................... 270

Data Center Bridging: Default Conguration..............................................................................................................270

Conguration Notes: PFC and ETS in a DCB Map.....................................................................................................271

PFC Conguration Notes.........................................................................................................................................271

ETS Conguration Notes........................................................................................................................................ 272

ETS Prerequisites and Restrictions........................................................................................................................272

Priority-Group Conguration Notes.......................................................................................................................273

Conguring Priority-Based Flow Control.................................................................................................................... 273

Conguring Lossless Queues..................................................................................................................................274

Conguring Enhanced Transmission Selection...........................................................................................................274

Contents

9

Creating an ETS Priority Group..............................................................................................................................275

ETS Operation with DCBx...................................................................................................................................... 276

Congure a DCBx Operation........................................................................................................................................ 276

DCBx Operation....................................................................................................................................................... 276

DCBx Port Roles.......................................................................................................................................................277

DCB Conguration Exchange.................................................................................................................................278

Conguration Source Election................................................................................................................................278

Propagation of DCB Information............................................................................................................................279

Auto-Detection and Manual Conguration of the DCBx Version.......................................................................279

Behavior of Tagged Packets...................................................................................................................................280

Conguration Example for DSCP and PFC Priorities..........................................................................................280

DCBx Example.......................................................................................................................................................... 281

DCBx Prerequisites and Restrictions.....................................................................................................................282

Conguring DCBx.................................................................................................................................................... 282

Verifying the DCB Conguration................................................................................................................................. 285

Performing PFC Using DSCP Bits Instead of 802.1p Bits.........................................................................................295

PFC and ETS Conguration Examples....................................................................................................................... 295

Using PFC and ETS to Manage Data Center Trac................................................................................................. 296

PFC and ETS Conguration Command Examples...............................................................................................297

Using PFC and ETS to Manage Converged Ethernet Trac.............................................................................297

Hierarchical Scheduling in ETS Output Policies................................................................................................... 298

Priority-Based Flow Control Using Dynamic Buer Method....................................................................................298

Pause and Resume of Trac..................................................................................................................................298

Buer Sizes for Lossless or PFC Packets............................................................................................................ 299

Conguring the Dynamic Buer Method................................................................................................................... 299

12 Debugging and Diagnostics....................................................................................................................... 301

Oine Diagnostics..........................................................................................................................................................301

Running Port Extender Oine Diagnostics on the Switch................................................................................. 301

Running Oine Diagnostics on a Standalone Switch......................................................................................... 308

TRACE Logs................................................................................................................................................................... 328

Auto Save on Reload, Crash, or Rollover..............................................................................................................329

Uploading Trace Logs.............................................................................................................................................. 329

Last Restart Reason......................................................................................................................................................329

show hardware Commands..........................................................................................................................................330

Environmental Monitoring.............................................................................................................................................332

Displaying Port Extender Environment Information ........................................................................................... 332

Display Power Supply Status..................................................................................................................................332

Display Fan Status................................................................................................................................................... 333

Display Transceiver Type......................................................................................................................................... 333

Recognize an Over-Temperature Condition..........................................................................................................335

Troubleshoot an Over-Temperature Condition..................................................................................................... 336

Troubleshooting Packet Loss........................................................................................................................................338

Displaying Drop Counters........................................................................................................................................338

Displaying Dataplane Statistics.............................................................................................................................. 339

Displaying Line-Card Counters................................................................................................................................341

10

Contents

Accessing Application Core Dumps..............................................................................................................................341

Mini Core Dumps........................................................................................................................................................... 342

Full Kernel Core Dumps.................................................................................................................................................343

Enabling TCP Dumps.....................................................................................................................................................343

Accessing Port Extender Core and Mini Core Dumps.............................................................................................. 344

13 Dynamic Host Conguration Protocol (DHCP).........................................................................................345

DHCP Packet Format and Options............................................................................................................................. 345

Assign an IP Address using DHCP............................................................................................................................... 347

Implementation Information..........................................................................................................................................348

Congure the System to be a DHCP Server..............................................................................................................348

Conguring the Server for Automatic Address Allocation..................................................................................349

Specifying a Default Gateway................................................................................................................................350

Congure a Method of Hostname Resolution..................................................................................................... 350

Using DNS for Address Resolution........................................................................................................................350

Using NetBIOS WINS for Address Resolution...................................................................................................... 351

Creating Manual Binding Entries............................................................................................................................ 351

Debugging the DHCP Server..................................................................................................................................351

Using DHCP Clear Commands.............................................................................................................................. 352

Congure the System to be a Relay Agent................................................................................................................ 352

Congure the System to be a DHCP Client...............................................................................................................354

DHCP Client on a Management Interface............................................................................................................354

DHCP Client Operation with Other Features.......................................................................................................354

Congure Secure DHCP...............................................................................................................................................355

Option 82..................................................................................................................................................................355

DHCP Snooping.......................................................................................................................................................356

Drop DHCP Packets on Snooped VLANs Only....................................................................................................358

Dynamic ARP Inspection........................................................................................................................................ 359

Conguring Dynamic ARP Inspection................................................................................................................... 360

Source Address Validation.............................................................................................................................................361

Enabling IP Source Address Validation...................................................................................................................361

DHCP MAC Source Address Validation................................................................................................................ 362

Enabling IP+MAC Source Address Validation.......................................................................................................362

Viewing the Number of SAV Dropped Packets....................................................................................................363

Clearing the Number of SAV Dropped Packets...................................................................................................363

14 Equal Cost Multi-Path (ECMP)................................................................................................................ 364

ECMP for Flow-Based Anity.....................................................................................................................................364

Enabling Deterministic ECMP Next Hop.............................................................................................................. 364

Conguring the Hash Algorithm Seed.................................................................................................................. 364

Link Bundle Monitoring........................................................................................................................................... 365

Managing ECMP Group Paths.....................................................................................................................................365

Creating an ECMP Group Bundle................................................................................................................................366

Modifying the ECMP Group Threshold...................................................................................................................... 366

BGP Multipath Operation with Link Bankwidth......................................................................................................... 367

Dynamic Re-calculation of Link Bankwidth................................................................................................................ 368

Contents

11

Weighted ECMP for Static Routes..............................................................................................................................369

ECMP Support in L3 Host and LPM Tables...............................................................................................................369

15 FCoE Transit.............................................................................................................................................370

Fibre Channel over Ethernet........................................................................................................................................ 370

Ensure Robustness in a Converged Ethernet Network............................................................................................ 370

FIP Snooping on Ethernet Bridges.............................................................................................................................. 372

FIP Snooping in a Switch Stack................................................................................................................................... 374

Using FIP Snooping........................................................................................................................................................374

FIP Snooping Prerequisites..................................................................................................................................... 374

Important Points to Remember..............................................................................................................................374

Enabling the FCoE Transit Feature........................................................................................................................ 375

Enable FIP Snooping on VLANs.............................................................................................................................375

Congure the FC-MAP Value.................................................................................................................................375

Congure a Port for a Bridge-to-Bridge Link....................................................................................................... 376

Congure a Port for a Bridge-to-FCF Link........................................................................................................... 376

Impact on Other Software Features......................................................................................................................376

FIP Snooping Restrictions.......................................................................................................................................376

Conguring FIP Snooping............................................................................................................................................. 377

Displaying FIP Snooping Information........................................................................................................................... 378

FCoE Transit Conguration Example...........................................................................................................................383

16 FIPS Cryptography...................................................................................................................................385

Conguration Tasks....................................................................................................................................................... 385

Preparing the System....................................................................................................................................................385

Enabling FIPS Mode...................................................................................................................................................... 386

Generating Host-Keys...................................................................................................................................................386

Monitoring FIPS Mode Status......................................................................................................................................386

Disabling FIPS Mode......................................................................................................................................................387

17 Flex Hash and Optimized Boot-Up............................................................................................................388

Flex Hash Capability Overview.....................................................................................................................................388

Conguring the Flex Hash Mechanism.......................................................................................................................388

LACP Fast Switchover..................................................................................................................................................389

Conguring LACP Fast Switchover............................................................................................................................ 389

LACP............................................................................................................................................................................... 389

LACP Fast Switchover............................................................................................................................................389

RDMA Over Converged Ethernet (RoCE) Overview............................................................................................... 389

Sample Congurations...................................................................................................................................................391

....................................................................................................................................................................................391

Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces...................................................................................... 394

18 Force10 Resilient Ring Protocol (FRRP)...................................................................................................395

Protocol Overview.........................................................................................................................................................395

Ring Status............................................................................................................................................................... 396

Multiple FRRP Rings............................................................................................................................................... 396

12

Contents

Important FRRP Points........................................................................................................................................... 397

Implementing FRRP.................................................................................................................................................397

Important FRRP Concepts..................................................................................................................................... 398

FRRP Conguration...................................................................................................................................................... 399

Creating the FRRP Group...................................................................................................................................... 399

Conguring the Control VLAN...............................................................................................................................399

Conguring and Adding the Member VLANs...................................................................................................... 400

Setting the FRRP Timers........................................................................................................................................ 401

Clearing the FRRP Counters..................................................................................................................................402

Viewing the FRRP Conguration...........................................................................................................................402

Viewing the FRRP Information...............................................................................................................................402

Troubleshooting FRRP.................................................................................................................................................. 402

Conguration Checks..............................................................................................................................................402

Sample Conguration and Topology............................................................................................................................403

FRRP Support on VLT...................................................................................................................................................404

Example Scenario.................................................................................................................................................... 405

Important Points to Remember............................................................................................................................. 406

19 GARP VLAN Registration Protocol (GVRP).............................................................................................. 407

Important Points to Remember....................................................................................................................................407

Congure GVRP............................................................................................................................................................ 408

Related Conguration Tasks...................................................................................................................................408

Enabling GVRP Globally................................................................................................................................................409

Enabling GVRP on a Layer 2 Interface........................................................................................................................409

Congure GVRP Registration...................................................................................................................................... 409

Congure a GARP Timer............................................................................................................................................... 410

20 High Availability (HA)................................................................................................................................ 411

High Availability on Chassis............................................................................................................................................ 411

High Availability in a PE Stack........................................................................................................................................411

Online Insertion and Removal........................................................................................................................................412

RPM Online Insertion............................................................................................................................................... 412

Line Card Online Insertion........................................................................................................................................412

Pre-conguring a Slot for a Line-Card Type..........................................................................................................412

Replacing a Line Card...............................................................................................................................................413

Hitless Behavior.............................................................................................................................................................. 413

Graceful Restart............................................................................................................................................................. 414

Software Resiliency........................................................................................................................................................414

System Health Monitoring.......................................................................................................................................414

Failure and Event Logging....................................................................................................................................... 414

Trace Log................................................................................................................................................................... 414

Core Dumps.............................................................................................................................................................. 415

System Log............................................................................................................................................................... 415

Control Plane Redundancy............................................................................................................................................415

Control-Plane Failover............................................................................................................................................. 415

RPM Synchronization.............................................................................................................................................. 416

Contents

13

Forcing an RPM Failover......................................................................................................................................... 416

Specifying an Auto-Failover Limit...........................................................................................................................417

Disabling Auto-Reboot............................................................................................................................................. 417

21 Internet Group Management Protocol (IGMP).......................................................................................... 418

IGMP Implementation Information............................................................................................................................... 418

IGMP Protocol Overview...............................................................................................................................................418

IGMP Version 2.........................................................................................................................................................418

IGMP Version 3........................................................................................................................................................420

Congure IGMP............................................................................................................................................................. 423

Related Conguration Tasks................................................................................................................................... 423

Viewing IGMP Enabled Interfaces............................................................................................................................... 424

Selecting an IGMP Version........................................................................................................................................... 424

Viewing IGMP Groups................................................................................................................................................... 424

Enabling IGMP Immediate-Leave.................................................................................................................................425

IGMP Snooping..............................................................................................................................................................425

IGMP Snooping Implementation Information.......................................................................................................425

Conguring IGMP Snooping...................................................................................................................................425

Removing a Group-Port Association..................................................................................................................... 426

Disabling Multicast Flooding................................................................................................................................... 427

Specifying a Port as Connected to a Multicast Router.......................................................................................427

Conguring the Switch as Querier.........................................................................................................................427

Fast Convergence after MSTP Topology Changes................................................................................................... 428

Designating a Multicast Router Interface................................................................................................................... 428

22 Interfaces................................................................................................................................................ 429

Basic Interface Conguration.......................................................................................................................................429

Advanced Interface Conguration...............................................................................................................................429

Port Numbering............................................................................................................................................................. 430

Interface Types...............................................................................................................................................................433

View Basic Interface Information.................................................................................................................................433

Resetting an Interface to its Factory Default State...................................................................................................439

Enabling a Physical Interface........................................................................................................................................439

Physical Interfaces.........................................................................................................................................................440

Port Pipes.................................................................................................................................................................440

Setting the Speed of Ethernet Interfaces............................................................................................................ 440

Conguration Task List for Physical Interfaces.....................................................................................................441

Overview of Layer Modes....................................................................................................................................... 441

Conguring Layer 2 (Data Link) Mode..................................................................................................................442

Conguring Layer 2 (Interface) Mode...................................................................................................................442

Conguring Layer 3 (Network) Mode...................................................................................................................442

Conguring Layer 3 (Interface) Mode...................................................................................................................443

Egress Interface Selection (EIS)..................................................................................................................................444

Important Points to Remember..............................................................................................................................444

Conguring EIS........................................................................................................................................................ 444

Management Interfaces................................................................................................................................................445

14

Contents

Conguring a Dedicated Management Interface ................................................................................................445

Conguring a Management Interface on an Ethernet Port................................................................................446

Port Extender Interfaces...............................................................................................................................................447

VLAN Interfaces.............................................................................................................................................................447

Loopback Interfaces...................................................................................................................................................... 448

Null Interfaces................................................................................................................................................................ 448

Port Channel Interfaces................................................................................................................................................449

Port Channel Denition and Standards.................................................................................................................449

Port Channel Benets.............................................................................................................................................449

Port Channel Implementation.................................................................................................................................449

10/40 Gbps Interfaces in Port Channels...............................................................................................................450

Conguration Tasks for Port Channel Interfaces.................................................................................................450

Creating a Port Channel......................................................................................................................................... 450

Adding a Physical Interface to a Port Channel......................................................................................................451

Reassigning an Interface to a New Port Channel................................................................................................453

Conguring the Minimum Oper Up Links in a Port Channel.............................................................................. 453

Adding or Removing a Port Channel from a VLAN............................................................................................. 454

Assigning an IP Address to a Port Channel.......................................................................................................... 454

Deleting or Disabling a Port Channel.....................................................................................................................454

Load Balancing Through Port Channels............................................................................................................... 455

Changing the Hash Algorithm................................................................................................................................455

Bulk Conguration......................................................................................................................................................... 456

Interface Range....................................................................................................................................................... 456

Bulk Conguration Examples..................................................................................................................................456

Dening Interface Range Macros................................................................................................................................ 458

Dene the Interface Range.................................................................................................................................... 458

Choosing an Interface-Range Macro.................................................................................................................... 458

Monitoring and Maintaining Interfaces....................................................................................................................... 458

Maintenance Using TDR.........................................................................................................................................459

Displaying Trac Statistics on HiGig Ports................................................................................................................ 460

Link Bundle Monitoring................................................................................................................................................. 460

Monitoring HiGig Link Bundles......................................................................................................................................461

Guidelines for Monitoring HiGig Link-Bundles .....................................................................................................462

Enabling HiGig Link-Bundle Monitoring.................................................................................................................462

Non Dell-Qualied Transceivers................................................................................................................................... 463

Splitting QSFP Ports to SFP+ Ports........................................................................................................................... 464

Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port............................................................................464

Conguring wavelength for 10–Gigabit SFP+ optics................................................................................................465

Link Dampening..............................................................................................................................................................466

Important Points to Remember............................................................................................................................. 466

Enabling Link Dampening........................................................................................................................................466

Using Ethernet Pause Frames for Flow Control........................................................................................................ 468

Threshold Settings...................................................................................................................................................468

Enabling Pause Frames...........................................................................................................................................469

Congure the MTU Size on an Interface....................................................................................................................469

Contents

15

Auto-Negotiation on Ethernet Interfaces................................................................................................................... 470

Set Auto-Negotiation Options................................................................................................................................ 471

Provisioning Combo Ports.............................................................................................................................................471

View Advanced Interface Information.........................................................................................................................472

Conguring the Interface Sampling Size...............................................................................................................473

Conguring the Trac Sampling Size Globally...........................................................................................................474

Dynamic Counters......................................................................................................................................................... 475

Clearing Interface Counters....................................................................................................................................475

23 Internet Protocol Security (IPSec)...........................................................................................................477

Conguring IPSec ......................................................................................................................................................... 477

24 IPv4 Routing............................................................................................................................................ 479

IP Addresses...................................................................................................................................................................479

Implementation Information....................................................................................................................................479

Conguration Tasks for IP Addresses......................................................................................................................... 480

Assigning IP Addresses to an Interface.......................................................................................................................480

Conguring Static Routes............................................................................................................................................. 481

Congure Static Routes for the Management Interface.......................................................................................... 482

Enabling Directed Broadcast........................................................................................................................................ 482

Resolution of Host Names............................................................................................................................................483

Enabling Dynamic Resolution of Host Names............................................................................................................483

Specifying the Local System Domain and a List of Domains................................................................................... 483

Conguring DNS with Traceroute................................................................................................................................484

ARP................................................................................................................................................................................. 485

Conguration Tasks for ARP.................................................................................................................................. 485

Conguring Static ARP Entries..............................................................................................................................485

Conguring ARP Inspection Trust......................................................................................................................... 486

Conguring ARP Timeout.......................................................................................................................................486

Enabling Proxy ARP................................................................................................................................................. 487

Clearing ARP Cache................................................................................................................................................ 487

ARP Learning via Gratuitous ARP..........................................................................................................................487

Enabling ARP Learning via Gratuitous ARP..........................................................................................................488

ARP Learning via ARP Request............................................................................................................................. 488

Conguring ARP Retries.........................................................................................................................................489

ICMP............................................................................................................................................................................... 489

Conguration Tasks for ICMP................................................................................................................................489

Enabling ICMP Unreachable Messages................................................................................................................ 489

25 IPv6 Routing............................................................................................................................................ 491

Protocol Overview..........................................................................................................................................................491

Extended Address Space........................................................................................................................................492

Stateless Autoconguration................................................................................................................................... 492

IPv6 Headers............................................................................................................................................................492

IPv6 Header Fields...................................................................................................................................................493

Extension Header Fields......................................................................................................................................... 495

16

Contents

IPv6 Addressing....................................................................................................................................................... 496

IPv6 Implementation on the Dell Networking OS...................................................................................................... 497

Conguring the LPM Table for IPv6 Extended Prexes........................................................................................... 498

ICMPv6...........................................................................................................................................................................498

Path MTU Discovery.....................................................................................................................................................499

IPv6 Neighbor Discovery..............................................................................................................................................499

IPv6 Neighbor Discovery of MTU Packets.......................................................................................................... 500

Conguring the IPv6 Recursive DNS Server.......................................................................................................500

Secure Shell (SSH) Over an IPv6 Transport..............................................................................................................502

Conguration Tasks for IPv6........................................................................................................................................502

Adjusting Your CAM Prole.................................................................................................................................... 502

Assigning an IPv6 Address to an Interface...........................................................................................................503

Assigning a Static IPv6 Route................................................................................................................................504

Conguring Telnet with IPv6..................................................................................................................................504

SNMP over IPv6......................................................................................................................................................504

Displaying IPv6 Information....................................................................................................................................505

Displaying an IPv6 Conguration...........................................................................................................................505

Displaying IPv6 Routes........................................................................................................................................... 506

Displaying the Running Conguration for an Interface....................................................................................... 507

Clearing IPv6 Routes...............................................................................................................................................507

Disabling ND Entry Timeout...................................................................................................................................508

Conguring IPv6 RA Guard..........................................................................................................................................508

Conguring IPv6 RA Guard on an Interface..........................................................................................................510

Monitoring IPv6 RA Guard...................................................................................................................................... 510

26 Intermediate System to Intermediate System........................................................................................... 512

IS-IS Protocol Overview................................................................................................................................................ 512

IS-IS Addressing..............................................................................................................................................................512

Multi-Topology IS-IS....................................................................................................................................................... 513

Transition Mode........................................................................................................................................................ 513

Interface Support..................................................................................................................................................... 514

Adjacencies................................................................................................................................................................514

Graceful Restart............................................................................................................................................................. 514

Timers........................................................................................................................................................................ 514

Implementation Information.......................................................................................................................................... 514

Conguration Information..............................................................................................................................................515

Conguration Tasks for IS-IS.................................................................................................................................. 516

Conguring the Distance of a Route.....................................................................................................................523

Changing the IS-Type.............................................................................................................................................. 524

Redistributing IPv4 Routes.....................................................................................................................................526

Redistributing IPv6 Routes..................................................................................................................................... 527

Conguring Authentication Passwords.................................................................................................................528

Setting the Overload Bit......................................................................................................................................... 528

Debugging IS-IS....................................................................................................................................................... 529

IS-IS Metric Styles.........................................................................................................................................................530

Congure Metric Values............................................................................................................................................... 530

Contents

17

Maximum Values in the Routing Table................................................................................................................... 531

Change the IS-IS Metric Style in One Level Only.................................................................................................531

Leaks from One Level to Another..........................................................................................................................532

Sample Congurations.................................................................................................................................................. 533

27 iSCSI Optimization...................................................................................................................................536

iSCSI Optimization Overview.......................................................................................................................................536

Default iSCSI Optimization Values...............................................................................................................................538

iSCSI Optimization Prerequisites................................................................................................................................. 539

Conguring iSCSI Optimization................................................................................................................................... 539

Displaying iSCSI Optimization Information.................................................................................................................. 541

Enable and Disable iSCSI Optimization....................................................................................................................... 542

Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer.......................................................................543

Monitoring iSCSI Trac Flows.....................................................................................................................................543

Information Monitored in iSCSI Trac Flows.............................................................................................................543

Detection and Auto-Conguration for Dell EqualLogic Arrays................................................................................. 544

Conguring Detection and Ports for Dell Compellent Arrays...................................................................................544

Application of Quality of Service to iSCSI Trac Flows........................................................................................... 545

28 Link Aggregation Control Protocol (LACP).............................................................................................. 546

Introduction to Dynamic LAGs and LACP.................................................................................................................. 546

Important Points to Remember............................................................................................................................. 546

LACP Modes............................................................................................................................................................ 547

Conguring LACP Commands............................................................................................................................... 547

LACP Conguration Tasks............................................................................................................................................548

Creating a LAG.........................................................................................................................................................548

Conguring the LAG Interfaces as Dynamic........................................................................................................548

Setting the LACP Long Timeout........................................................................................................................... 549

Monitoring and Debugging LACP..........................................................................................................................549

Shared LAG State Tracking..........................................................................................................................................550

Conguring Shared LAG State Tracking...............................................................................................................550

Important Points about Shared LAG State Tracking...........................................................................................552

LACP Basic Conguration Example............................................................................................................................ 552

Congure a LAG on ALPHA................................................................................................................................... 552

29 Layer 2.................................................................................................................................................... 560

Manage the MAC Address Table................................................................................................................................. 560

Clearing the MAC Address Table...........................................................................................................................560

Setting the Aging Time for Dynamic Entries........................................................................................................560

Conguring a Static MAC Address........................................................................................................................ 561

Displaying the MAC Address Table.........................................................................................................................561

MAC Learning Limit........................................................................................................................................................561

Setting the MAC Learning Limit............................................................................................................................ 562

mac learning-limit Dynamic.................................................................................................................................... 562

mac learning-limit mac-address-sticky................................................................................................................. 562

mac learning-limit station-move............................................................................................................................ 563

18

Contents

mac learning-limit no-station-move...................................................................................................................... 563

Learning Limit Violation Actions.............................................................................................................................563

Setting Station Move Violation Actions................................................................................................................ 563

Recovering from Learning Limit and Station Move Violations........................................................................... 564

Disabling MAC Address Learning on the System................................................................................................ 564

NIC Teaming...................................................................................................................................................................565

Congure Redundant Pairs.......................................................................................................................................... 566

Important Points about Conguring Redundant Pairs........................................................................................568

Far-End Failure Detection.............................................................................................................................................569

FEFD State Changes...............................................................................................................................................570

Conguring FEFD..................................................................................................................................................... 571

Enabling FEFD on an Interface............................................................................................................................... 571

Debugging FEFD......................................................................................................................................................572

30 Link Layer Discovery Protocol (LLDP)......................................................................................................574

802.1AB (LLDP) Overview............................................................................................................................................574

Protocol Data Units..................................................................................................................................................574

Optional TLVs................................................................................................................................................................. 575

Management TLVs...................................................................................................................................................575

TIA-1057 (LLDP-MED) Overview.................................................................................................................................577

TIA Organizationally Specic TLVs.........................................................................................................................577

Congure LLDP.............................................................................................................................................................. 581

Related Conguration Tasks....................................................................................................................................581

Important Points to Remember.............................................................................................................................. 581

LLDP Compatibility..................................................................................................................................................582

CONFIGURATION versus INTERFACE Congurations............................................................................................ 582

Enabling LLDP................................................................................................................................................................583

Disabling and Undoing LLDP.................................................................................................................................. 583

Enabling LLDP on Management Ports........................................................................................................................583

Disabling and Undoing LLDP on Management Ports.......................................................................................... 583

Advertising TLVs............................................................................................................................................................584

Storing and Viewing Unrecognized LLDP TLVs.........................................................................................................585

Reserved Unrecognized LLDP TLVs..................................................................................................................... 585

Organizational Specic Unrecognized LLDP TLVs..............................................................................................585

Viewing Unrecognized LLDP TLVs........................................................................................................................586

Viewing the LLDP Conguration................................................................................................................................. 586

Viewing Information Advertised by Adjacent LLDP Neighbors................................................................................587

Examples of Viewing Information Advertised by Neighbors...............................................................................587

Conguring LLDPDU Intervals.....................................................................................................................................588

Conguring Transmit and Receive Mode................................................................................................................... 589

Conguring a Time to Live........................................................................................................................................... 590

Debugging LLDP............................................................................................................................................................590

Relevant Management Objects................................................................................................................................... 592

31 Multicast Source Discovery Protocol (MSDP).......................................................................................... 597

Protocol Overview......................................................................................................................................................... 597

Contents

19

Anycast RP.....................................................................................................................................................................598

Implementation Information......................................................................................................................................... 599

Congure Multicast Source Discovery Protocol........................................................................................................599

Related Conguration Tasks...................................................................................................................................599

Enable MSDP................................................................................................................................................................. 603

Manage the Source-Active Cache..............................................................................................................................604

Viewing the Source-Active Cache........................................................................................................................ 604

Limiting the Source-Active Cache.........................................................................................................................604

Clearing the Source-Active Cache........................................................................................................................605

Enabling the Rejected Source-Active Cache.......................................................................................................605

Accept Source-Active Messages that Fail the RFP Check..................................................................................... 605

Specifying Source-Active Messages...........................................................................................................................609

Limiting the Source-Active Messages from a Peer....................................................................................................610

Preventing MSDP from Caching a Local Source........................................................................................................610

Preventing MSDP from Caching a Remote Source....................................................................................................611

Preventing MSDP from Advertising a Local Source................................................................................................... 611

Logging Changes in Peership States............................................................................................................................612

Terminating a Peership...................................................................................................................................................612

Clearing Peer Statistics..................................................................................................................................................613

Debugging MSDP...........................................................................................................................................................613

MSDP with Anycast RP.................................................................................................................................................614

Conguring Anycast RP................................................................................................................................................ 615

Reducing Source-Active Message Flooding......................................................................................................... 616

Specifying the RP Address Used in SA Messages...............................................................................................616

MSDP Sample Congurations...................................................................................................................................... 618

32 Multiple Spanning Tree Protocol (MSTP).................................................................................................623

Protocol Overview......................................................................................................................................................... 623

Spanning Tree Variations...............................................................................................................................................624

Implementation Information....................................................................................................................................624

Congure Multiple Spanning Tree Protocol................................................................................................................624

Related Conguration Tasks................................................................................................................................... 624

Enable Multiple Spanning Tree Globally...................................................................................................................... 625

Adding and Removing Interfaces.................................................................................................................................625

Creating Multiple Spanning Tree Instances................................................................................................................ 625

Inuencing MSTP Root Selection................................................................................................................................626

Interoperate with Non-Dell Bridges............................................................................................................................. 627

Changing the Region Name or Revision..................................................................................................................... 627

Modifying Global Parameters....................................................................................................................................... 628

Modifying the Interface Parameters........................................................................................................................... 629

Conguring an EdgePort.............................................................................................................................................. 630

Flush MAC Addresses after a Topology Change........................................................................................................ 631

MSTP Sample Congurations.......................................................................................................................................631

Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-

CongurationExample Running-Conguration..................................................................................................... 631

Debugging and Verifying MSTP Congurations........................................................................................................ 634

20

Contents

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Dell C9010 Modular Chassis Switch Owner's manual

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