Dell PowerSwitch S6000 ON User guide

Dell Configuration Guide for the S6000–ON

System

9.14.2.5

Notes, cautions, and warnings

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

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.

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2020 - 01

Rev. A00

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

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

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

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

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

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

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

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

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

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

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

Entering and Editing Commands....................................................................................................................................... 38

Command History................................................................................................................................................................39

Filtering show Command Outputs.................................................................................................................................... 39

Multiple Users in Configuration Mode.............................................................................................................................. 40

3 Getting Started.......................................................................................................................... 41

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

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

Default Configuration..........................................................................................................................................................43

Configuring a Host Name................................................................................................................................................... 43

Accessing the System Remotely.......................................................................................................................................43

Configure the Management Port IP Address.............................................................................................................43

Configure a Management Route................................................................................................................................. 44

Configuring a Username and Password......................................................................................................................44

Configuring the Enable Password..................................................................................................................................... 45

Configuration File Management........................................................................................................................................ 45

Copy Files to and from the System.............................................................................................................................45

Mounting an NFS File System..................................................................................................................................... 46

Save the Running-Configuration................................................................................................................................. 47

Configure the Overload Bit for a Startup Scenario...................................................................................................48

Viewing Files...................................................................................................................................................................48

Managing the File System..................................................................................................................................................49

View Command History......................................................................................................................................................49

Upgrading Dell EMC Networking OS................................................................................................................................50

Using HTTP for File Transfers............................................................................................................................................51

Verify Software Images Before Installation...................................................................................................................... 51

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

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

Removing a Command from EXEC Mode..................................................................................................................54

Moving a Command from EXEC Privilege Mode to EXEC Mode........................................................................... 54

Allowing Access to CONFIGURATION Mode Commands....................................................................................... 54

Contents

Contents 3

Allowing Access to Different Modes...........................................................................................................................54

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

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

Configuring Logging............................................................................................................................................................56

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

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

Setting Up a Secure Connection to a Syslog Server.......................................................................................58

Log Messages in the Internal Buffer.................................................................................................................................59

Disabling System Logging.................................................................................................................................................. 59

Sending System Messages to a Syslog Server............................................................................................................... 59

Configuring a UNIX System as a Syslog Server........................................................................................................ 59

Track Login Activity............................................................................................................................................................ 60

Restrictions for Tracking Login Activity..................................................................................................................... 60

Configuring Login Activity Tracking............................................................................................................................ 60

Display Login Statistics................................................................................................................................................. 60

Limit Concurrent Login Sessions.......................................................................................................................................62

Restrictions for Limiting the Number of Concurrent Sessions................................................................................62

Configuring Concurrent Session Limit........................................................................................................................ 62

Enabling the System to Clear Existing Sessions........................................................................................................62

Enabling Secured CLI Mode...............................................................................................................................................63

Changing System Logging Settings..................................................................................................................................63

Display the Logging Buffer and the Logging Configuration...........................................................................................64

Configuring a UNIX Logging Facility Level.......................................................................................................................65

Synchronizing Log Messages............................................................................................................................................ 66

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

File Transfer Services......................................................................................................................................................... 69

Enabling the FTP Server...............................................................................................................................................69

Configuring FTP Server Parameters...........................................................................................................................69

Configuring FTP Client Parameters............................................................................................................................ 70

Terminal Lines...................................................................................................................................................................... 70

Denying and Permitting Access to a Terminal Line...................................................................................................70

Configuring Login Authentication for Terminal Lines.................................................................................................71

Setting Timeout for EXEC Privilege Mode.......................................................................................................................72

Using Telnet to get to Another Network Device.............................................................................................................72

Lock CONFIGURATION Mode...........................................................................................................................................73

Reloading the system..........................................................................................................................................................74

Restoring the Factory Default Settings............................................................................................................................74

Restoring Factory Default Environment Variables.................................................................................................... 75

Viewing the Reason for Last System Reboot..................................................................................................................76

Disabling Syslog Messages for SNMP Authentication Failure Events..........................................................................76

5 802.1X....................................................................................................................................... 77

Port-Authentication Process............................................................................................................................................. 78

EAP over RADIUS..........................................................................................................................................................79

Configuring 802.1X.............................................................................................................................................................. 79

Important Points to Remember.........................................................................................................................................80

Enabling 802.1X................................................................................................................................................................... 80

Configuring dot1x Profile ....................................................................................................................................................81

Configuring MAC addresses for a do1x Profile................................................................................................................82

Configuring the Static MAB and MAB Profile ................................................................................................................ 82

4

Contents

Configuring Critical VLAN ................................................................................................................................................. 83

Configuring Request Identity Re-Transmissions............................................................................................................. 84

Configuring a Quiet Period after a Failed Authentication.........................................................................................84

Forcibly Authorizing or Unauthorizing a Port...................................................................................................................85

Re-Authenticating a Port................................................................................................................................................... 85

Configuring Timeouts..........................................................................................................................................................86

Configuring Dynamic VLAN Assignment with Port Authentication.............................................................................. 87

Guest and Authentication-Fail VLANs..............................................................................................................................88

Configuring a Guest VLAN........................................................................................................................................... 89

Configuring an Authentication-Fail VLAN.................................................................................................................. 89

6 Access Control Lists (ACLs)........................................................................................................ 91

IP Access Control Lists (ACLs)......................................................................................................................................... 92

CAM Usage.................................................................................................................................................................... 92

Implementing ACLs on Dell EMC Networking OS.....................................................................................................93

Configure ACL Range Profiles..................................................................................................................................... 94

Important Points to Remember.........................................................................................................................................95

Configuration Task List for Route Maps.................................................................................................................... 95

Configuring Match Routes........................................................................................................................................... 97

Configuring Set Conditions.......................................................................................................................................... 98

Configure a Route Map for Route Redistribution..................................................................................................... 99

Configure a Route Map for Route Tagging................................................................................................................99

Continue Clause........................................................................................................................................................... 100

IP Fragment Handling........................................................................................................................................................100

IP Fragments ACL Examples...................................................................................................................................... 100

Layer 4 ACL Rules Examples.......................................................................................................................................101

Configure a Standard IP ACL............................................................................................................................................101

Configuring a Standard IP ACL Filter........................................................................................................................ 102

Configure an Extended IP ACL........................................................................................................................................ 103

Configuring Filters with a Sequence Number...........................................................................................................103

Configuring Filters Without a Sequence Number....................................................................................................105

Configure Layer 2 and Layer 3 ACLs...............................................................................................................................106

Assign an IP ACL to an Interface..................................................................................................................................... 107

Applying an IP ACL.............................................................................................................................................................107

Counting ACL Hits....................................................................................................................................................... 107

Configure Ingress ACLs.................................................................................................................................................... 108

Configure Egress ACLs..................................................................................................................................................... 108

Applying Egress Layer 3 ACLs (Control-Plane)....................................................................................................... 109

IP Prefix Lists......................................................................................................................................................................109

Configuration Task List for Prefix Lists......................................................................................................................110

ACL Remarks.......................................................................................................................................................................113

Configuring a Remark...................................................................................................................................................113

Deleting a Remark.........................................................................................................................................................113

ACL Resequencing............................................................................................................................................................. 114

Resequencing an ACL or Prefix List........................................................................................................................... 114

Route Maps......................................................................................................................................................................... 115

Flow-Based Monitoring......................................................................................................................................................116

Enabling Flow-Based Monitoring................................................................................................................................ 117

Configuring IP Mirror Access Group................................................................................................................................ 118

Sample Configuration................................................................................................................................................... 119

Contents

5

Example of viewing IP mirror–access–group applied to an Interface................................................................... 119

7 Bidirectional Forwarding Detection (BFD)................................................................................... 120

How BFD Works.................................................................................................................................................................120

BFD Packet Format...................................................................................................................................................... 121

BFD Sessions................................................................................................................................................................ 122

BFD Three-Way Handshake....................................................................................................................................... 123

Session State Changes................................................................................................................................................124

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

Configure BFD....................................................................................................................................................................124

Configure BFD for Physical Ports..............................................................................................................................125

Configure BFD for Static Routes............................................................................................................................... 126

Configure BFD for IPv6 Static Routes...................................................................................................................... 129

Configure BFD for OSPF............................................................................................................................................. 131

Configure BFD for OSPFv3........................................................................................................................................ 135

Configure BFD for IS-IS...............................................................................................................................................137

Configure BFD for BGP...............................................................................................................................................139

Configure BFD for VRRP............................................................................................................................................ 146

Configuring Protocol Liveness....................................................................................................................................148

8 Border Gateway Protocol (BGP).................................................................................................149

BGP IP version 4 (BGPv4) Overview..............................................................................................................................149

BGP Autonomous Systems.........................................................................................................................................149

AS4 Number Representation...................................................................................................................................... 151

Four-Byte AS Numbers...............................................................................................................................................153

BGP router ID............................................................................................................................................................... 153

Sessions and Peers...................................................................................................................................................... 153

Establish a Session.......................................................................................................................................................153

BGP Attributes for selecting Best Path.................................................................................................................... 154

Multiprotocol BGP....................................................................................................................................................... 159

BGP global and address family configuration...........................................................................................................160

Implement BGP with Dell EMC Networking OS....................................................................................................... 161

Configuration Information........................................................................................................................................... 164

Basic BGP configuration tasks.........................................................................................................................................164

Prerequisite for configuring a BGP network.............................................................................................................164

Restrictions................................................................................................................................................................... 164

Enabling BGP................................................................................................................................................................164

Enabling four-byte autonomous system numbers................................................................................................... 166

Changing a BGP router ID...........................................................................................................................................167

Configuring AS4 Number Representations...............................................................................................................167

Configuring a BGP peer.............................................................................................................................................. 168

Example-Configuring BGP routing between peers..................................................................................................169

BGP peer group............................................................................................................................................................170

Advanced BGP configuration tasks................................................................................................................................. 177

Route-refresh and Soft-reconfiguration................................................................................................................... 177

Aggregating Routes..................................................................................................................................................... 179

Filtering BGP..................................................................................................................................................................181

Configuring BGP Fast Fall-Over.................................................................................................................................186

Configuring Passive Peering....................................................................................................................................... 187

6

Contents

Enabling Graceful Restart........................................................................................................................................... 188

Redistributing Routes.................................................................................................................................................. 189

Enabling Additional Paths............................................................................................................................................189

Configuring IP Community Lists.................................................................................................................................190

Configuring an IP Extended Community List............................................................................................................ 191

Configure BGP attributes............................................................................................................................................192

Enabling Multipath....................................................................................................................................................... 195

Route Reflectors.......................................................................................................................................................... 196

Enabling Route Flap Dampening.................................................................................................................................197

Changing BGP keepalive and hold timers................................................................................................................. 199

Setting the extended timer.........................................................................................................................................199

Enabling or disabling BGP neighbors........................................................................................................................ 200

Route Map Continue....................................................................................................................................................201

Configuring BGP Confederations...............................................................................................................................201

Configuring a BGP VRF address family....................................................................................................................202

Maintaining Existing AS Numbers During an AS Migration....................................................................................203

Allowing an AS Number to Appear in its Own AS Path..........................................................................................204

Enabling MBGP Configurations.................................................................................................................................205

MBGP support for IPv6..............................................................................................................................................205

Configuring IPv6 MBGP between peers..................................................................................................................205

Example-Configuring IPv4 and IPv6 neighbors.......................................................................................................206

Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor............................................ 208

BGP Regular Expression Optimization..................................................................................................................... 209

Debugging BGP............................................................................................................................................................210

9 Content Addressable Memory (CAM)..........................................................................................212

CAM Allocation...................................................................................................................................................................212

Test CAM Usage................................................................................................................................................................213

View CAM Profiles.............................................................................................................................................................214

View CAM-ACL Settings.................................................................................................................................................. 214

View CAM Usage...............................................................................................................................................................216

Configuring CAM Threshold and Silence Period............................................................................................................216

CAM Optimization..............................................................................................................................................................218

Troubleshoot CAM Profiling............................................................................................................................................. 218

QoS CAM Region Limitation.......................................................................................................................................218

Syslog Error When the Table is Full........................................................................................................................... 218

Syslog Warning Upon 90 Percent Utilization of CAM.............................................................................................218

Syslog Warning for Discrepancies Between Configured Extended Prefixes........................................................218

Unified Forwarding Table (UFT) Modes......................................................................................................................... 218

Configuring UFT Modes..............................................................................................................................................219

10 Control Plane Policing (CoPP)................................................................................................. 220

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

Configuring CoPP for Protocols................................................................................................................................222

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

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

11 Data Center Bridging (DCB)..................................................................................................... 226

Ethernet Enhancements in Data Center Bridging.........................................................................................................226

Contents

7

Priority-Based Flow Control.......................................................................................................................................227

Enhanced Transmission Selection.............................................................................................................................228

Data Center Bridging Exchange Protocol (DCBx)..................................................................................................229

Data Center Bridging in a Traffic Flow..................................................................................................................... 229

Enabling Data Center Bridging........................................................................................................................................ 230

DCB Maps and its Attributes..................................................................................................................................... 230

Data Center Bridging: Default Configuration..................................................................................................................231

Configuring Priority-Based Flow Control........................................................................................................................ 231

Configuring Lossless Queues..................................................................................................................................... 232

Configuring PFC in a DCB Map.......................................................................................................................................233

Applying a DCB Map on a Port........................................................................................................................................234

Configuring PFC without a DCB Map............................................................................................................................ 235

Configuring PFC Asymmetric.......................................................................................................................................... 236

Priority-Based Flow Control Using Dynamic Buffer Method.......................................................................................236

Behavior of Tagged Packets............................................................................................................................................237

Configuration Example for DSCP and PFC Priorities................................................................................................... 238

SNMP Support for PFC and Buffer Statistics Tracking.............................................................................................. 238

Performing PFC Using DSCP Bits Instead of 802.1p Bits............................................................................................239

PFC and ETS Configuration Examples...........................................................................................................................240

Using PFC to Manage Converged Ethernet Traffic.....................................................................................................240

Operations on Untagged Packets...................................................................................................................................240

Generation of PFC for a Priority for Untagged Packets...............................................................................................241

Configure Enhanced Transmission Selection................................................................................................................. 241

ETS Prerequisites and Restrictions............................................................................................................................241

Creating an ETS Priority Group..................................................................................................................................241

ETS Operation with DCBx..........................................................................................................................................242

Configuring Bandwidth Allocation for DCBx CIN.................................................................................................... 242

Configuring ETS in a DCB Map................................................................................................................................. 243

Hierarchical Scheduling in ETS Output Policies............................................................................................................ 244

Using ETS to Manage Converged Ethernet Traffic..................................................................................................... 244

Applying DCB Policies in a Switch Stack....................................................................................................................... 245

Configure a DCBx Operation........................................................................................................................................... 245

DCBx Operation...........................................................................................................................................................245

DCBx Port Roles..........................................................................................................................................................245

DCB Configuration Exchange.................................................................................................................................... 247

Configuration Source Election................................................................................................................................... 247

Propagation of DCB Information............................................................................................................................... 247

Auto-Detection and Manual Configuration of the DCBx Version......................................................................... 248

DCBx Example............................................................................................................................................................. 248

DCBx Prerequisites and Restrictions........................................................................................................................249

Configuring DCBx........................................................................................................................................................249

Verifying the DCB Configuration.....................................................................................................................................252

QoS dot1p Traffic Classification and Queue Assignment.............................................................................................260

Configuring the Dynamic Buffer Method.......................................................................................................................260

Sample DCB Configuration...............................................................................................................................................261

12 Dynamic Host Configuration Protocol (DHCP)........................................................................... 263

DHCP Packet Format and Options.................................................................................................................................263

Assign an IP Address using DHCP.................................................................................................................................. 264

Implementation Information.............................................................................................................................................265

8

Contents

Configure the System to be a DHCP Server.................................................................................................................266

Configuring the Server for Automatic Address Allocation.....................................................................................266

Specifying a Default Gateway....................................................................................................................................267

Configure a Method of Hostname Resolution......................................................................................................... 267

Using DNS for Address Resolution............................................................................................................................267

Using NetBIOS WINS for Address Resolution.........................................................................................................268

Creating Manual Binding Entries............................................................................................................................... 268

Debugging the DHCP Server.....................................................................................................................................268

Using DHCP Clear Commands.................................................................................................................................. 268

Configure the System to be a DHCP Client.................................................................................................................. 269

Configuring the DHCP Client System.......................................................................................................................269

DHCP Client on a Management Interface................................................................................................................270

DHCP Client Operation with Other Features........................................................................................................... 271

DHCP Relay When DHCP Server and Client are in Different VRFs............................................................................271

Configuring Route Leaking between VRFs on DHCP Relay Agent.......................................................................272

Non-default VRF configuration for DHCPv6 helper address...................................................................................... 273

Configuring DHCP relay source interface...................................................................................................................... 273

Global DHCP relay source IPv4 or IPv6 configuration ...........................................................................................273

Interface level DHCP relay source IPv4 or IPv6 configuration .............................................................................274

Configure the System for User Port Stacking (Option 230).......................................................................................275

Configure Secure DHCP...................................................................................................................................................275

Option 82 (DHCPv4 relay options)........................................................................................................................... 275

DHCPv6 relay agent options......................................................................................................................................276

DHCP Snooping...........................................................................................................................................................276

Drop DHCP Packets on Snooped VLANs Only....................................................................................................... 280

Dynamic ARP Inspection............................................................................................................................................ 280

Configuring Dynamic ARP Inspection........................................................................................................................281

Source Address Validation............................................................................................................................................... 282

Enabling IP Source Address Validation..................................................................................................................... 282

DHCP MAC Source Address Validation....................................................................................................................283

Enabling IP+MAC Source Address Validation..........................................................................................................283

Viewing the Number of SAV Dropped Packets.......................................................................................................283

Clearing the Number of SAV Dropped Packets...................................................................................................... 284

13 Equal Cost Multi-Path (ECMP).................................................................................................285

ECMP for Flow-Based Affinity........................................................................................................................................285

Configuring the Hash Algorithm................................................................................................................................285

Enabling Deterministic ECMP Next Hop..................................................................................................................285

Configuring the Hash Algorithm Seed...................................................................................................................... 285

Link Bundle Monitoring.....................................................................................................................................................286

Managing ECMP Group Paths.................................................................................................................................. 286

Creating an ECMP Group Bundle..............................................................................................................................287

Modifying the ECMP Group Threshold.................................................................................................................... 287

Support for /128 IPv6 and /32 IPv4 Prefixes in Layer 3 Host Table and LPM Table........................................ 288

Support for ECMP in host table................................................................................................................................288

Support for moving /128 IPv6 Prefixes and /32 IPv4 Prefixes ........................................................................... 288

14 FIP Snooping.......................................................................................................................... 289

Fibre Channel over Ethernet............................................................................................................................................289

Contents

9

Ensure Robustness in a Converged Ethernet Network............................................................................................... 289

FIP Snooping on Ethernet Bridges..................................................................................................................................290

Using FIP Snooping...........................................................................................................................................................292

FIP Snooping Prerequisites........................................................................................................................................ 292

Important Points to Remember.................................................................................................................................292

Enabling the FCoE Transit Feature........................................................................................................................... 293

Enable FIP Snooping on VLANs.................................................................................................................................293

Configure the FC-MAP Value....................................................................................................................................293

Configure a Port for a Bridge-to-Bridge Link.......................................................................................................... 294

Configure a Port for a Bridge-to-FCF Link.............................................................................................................. 294

Impact on Other Software Features.........................................................................................................................294

FIP Snooping Restrictions.......................................................................................................................................... 294

Configuring FIP Snooping...........................................................................................................................................294

Displaying FIP Snooping Information.............................................................................................................................. 295

FCoE Transit Configuration Example............................................................................................................................. 300

15 Flex Hash and Optimized Boot-Up............................................................................................ 302

Flex Hash Capability Overview........................................................................................................................................302

Configuring the Flex Hash Mechanism...........................................................................................................................302

Configuring Fast Boot and LACP Fast Switchover...................................................................................................... 303

Optimizing the Boot Time................................................................................................................................................ 303

Interoperation of Applications with Fast Boot and System States.............................................................................304

RDMA Over Converged Ethernet (RoCE) Overview...................................................................................................306

Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces........................................................................................ 307

16 Force10 Resilient Ring Protocol (FRRP).................................................................................... 308

Protocol Overview............................................................................................................................................................ 308

Ring Status...................................................................................................................................................................309

Multiple FRRP Rings................................................................................................................................................... 309

Important FRRP Points............................................................................................................................................... 310

Important FRRP Concepts.......................................................................................................................................... 311

Implementing FRRP............................................................................................................................................................311

FRRP Configuration...........................................................................................................................................................312

Creating the FRRP Group...........................................................................................................................................312

Configuring the Control VLAN................................................................................................................................... 312

Configuring and Adding the Member VLANs........................................................................................................... 313

Setting the FRRP Timers............................................................................................................................................ 314

Clearing the FRRP Counters...................................................................................................................................... 314

Viewing the FRRP Configuration............................................................................................................................... 314

Viewing the FRRP Information...................................................................................................................................314

Troubleshooting FRRP...................................................................................................................................................... 315

Sample Configuration and Topology................................................................................................................................315

FRRP Support on VLT.......................................................................................................................................................316

17 GARP VLAN Registration Protocol (GVRP)................................................................................ 319

Configure GVRP.................................................................................................................................................................319

Enabling GVRP Globally....................................................................................................................................................320

Enabling GVRP on a Layer 2 Interface............................................................................................................................321

Configure GVRP Registration...........................................................................................................................................321

10

Contents

Configure a GARP Timer...................................................................................................................................................321

18 Internet Group Management Protocol (IGMP)........................................................................... 323

IGMP Protocol Overview................................................................................................................................................. 323

IGMP Version 2............................................................................................................................................................323

IGMP Version 3............................................................................................................................................................324

Configure IGMP.................................................................................................................................................................327

Viewing IGMP Enabled Interfaces...................................................................................................................................327

Selecting an IGMP Version.............................................................................................................................................. 328

Viewing IGMP Groups...................................................................................................................................................... 329

Adjusting Timers................................................................................................................................................................329

Adjusting Query and Response Timers.....................................................................................................................329

Enabling IGMP Immediate-Leave....................................................................................................................................330

IGMP Snooping................................................................................................................................................................. 330

Configuring IGMP Snooping...................................................................................................................................... 330

Removing a Group-Port Association......................................................................................................................... 331

Disabling Multicast Flooding........................................................................................................................................331

Specifying a Port as Connected to a Multicast Router...........................................................................................331

Configuring the Switch as Querier............................................................................................................................332

Fast Convergence after MSTP Topology Changes......................................................................................................332

Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................... 332

Designating a Multicast Router Interface...................................................................................................................... 338

19 Interfaces...............................................................................................................................339

Interface Types..................................................................................................................................................................340

View Basic Interface Information.................................................................................................................................... 340

Resetting an Interface to its Factory Default State..................................................................................................... 342

Enabling a Physical Interface........................................................................................................................................... 342

Physical Interfaces............................................................................................................................................................ 342

Configuration Task List for Physical Interfaces.......................................................................................................343

40G to 1G Breakout Cable Adaptor...........................................................................................................................343

Overview of Layer Modes.......................................................................................................................................... 343

Configuring Layer 2 (Data Link) Mode..................................................................................................................... 344

Configuring Layer 2 (Interface) Mode......................................................................................................................344

Configuring Layer 3 (Network) Mode...................................................................................................................... 344

Configuring Layer 3 (Interface) Mode......................................................................................................................345

Automatic recovery of an Err-disabled interface..........................................................................................................345

Configuring an automatic recovery for an Err-disabled interface.........................................................................346

Egress Interface Selection (EIS)..................................................................................................................................... 347

Configuring EIS............................................................................................................................................................ 347

Management Interfaces................................................................................................................................................... 347

Configuring Management Interfaces........................................................................................................................ 347

Configuring a Management Interface on an Ethernet Port...................................................................................349

VLAN Interfaces................................................................................................................................................................349

Loopback Interfaces......................................................................................................................................................... 350

Null Interfaces....................................................................................................................................................................350

Configuring Port Delay...................................................................................................................................................... 351

Port Channel Interfaces.................................................................................................................................................... 351

Port Channel Definition and Standards.....................................................................................................................351

Contents

11

Port Channel Benefits................................................................................................................................................. 351

Port Channel Implementation.....................................................................................................................................351

Interfaces in Port Channels........................................................................................................................................352

Configuration Tasks for Port Channel Interfaces....................................................................................................352

Creating a Port Channel............................................................................................................................................. 352

Adding a Physical Interface to a Port Channel........................................................................................................353

Reassigning an Interface to a New Port Channel................................................................................................... 354

Configuring the Minimum Oper Up Links in a Port Channel..................................................................................355

Adding or Removing a Port Channel from a VLAN.................................................................................................355

Assigning an IP Address to a Port Channel..............................................................................................................356

Deleting or Disabling a Port Channel.........................................................................................................................356

Load Balancing Through Port Channels...................................................................................................................356

Changing the Hash Algorithm....................................................................................................................................357

Bulk Configuration.............................................................................................................................................................358

Interface Range........................................................................................................................................................... 358

Bulk Configuration Examples..................................................................................................................................... 358

Defining Interface Range Macros................................................................................................................................... 360

Define the Interface Range........................................................................................................................................360

Choosing an Interface-Range Macro........................................................................................................................360

Monitoring and Maintaining Interfaces...........................................................................................................................360

Maintenance Using TDR............................................................................................................................................. 361

Non Dell-Qualified Transceivers...................................................................................................................................... 362

Splitting 40G Ports without Reload................................................................................................................................ 362

Splitting QSFP Ports to SFP+ Ports.............................................................................................................................. 364

Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port..................................................................................... 364

Configuring wavelength for 10–Gigabit SFP+ optics...................................................................................................366

Link Dampening................................................................................................................................................................. 367

Enabling Link Dampening............................................................................................................................................369

Link Bundle Monitoring.....................................................................................................................................................370

Using Ethernet Pause Frames for Flow Control............................................................................................................370

Enabling Pause Frames................................................................................................................................................371

Configure the MTU Size on an Interface........................................................................................................................ 371

Port-Pipes.......................................................................................................................................................................... 372

Auto-Negotiation on Ethernet Interfaces...................................................................................................................... 372

Setting the Speed of Ethernet Interfaces................................................................................................................372

Set Auto-Negotiation Options................................................................................................................................... 373

View Advanced Interface Information............................................................................................................................ 374

Configuring the Interface Sampling Size..................................................................................................................375

Dynamic Counters.............................................................................................................................................................376

Clearing Interface Counters....................................................................................................................................... 376

Compressing Configuration Files..................................................................................................................................... 377

20 IPv4 Routing.......................................................................................................................... 379

IP Addresses...................................................................................................................................................................... 380

Configuration Tasks for IP Addresses............................................................................................................................ 380

Assigning IP Addresses to an Interface..........................................................................................................................380

Configuring Static Routes.................................................................................................................................................381

Adding description for IPv4 and IPv6 static routes................................................................................................ 382

Configure Static Routes for the Management Interface.............................................................................................382

Using the Configured Source IP Address in ICMP Messages..................................................................................... 383

12

Contents

Configuring the Duration to Establish a TCP Connection............................................................................................383

Enabling Directed Broadcast............................................................................................................................................384

Resolution of Host Names............................................................................................................................................... 384

Enabling Dynamic Resolution of Host Names................................................................................................................384

Specifying the Local System Domain and a List of Domains.......................................................................................385

Configuring DNS with Traceroute.................................................................................................................................. 385

ARP..................................................................................................................................................................................... 386

Configuration Tasks for ARP........................................................................................................................................... 386

Configuring Static ARP Entries....................................................................................................................................... 386

Enabling Proxy ARP.......................................................................................................................................................... 386

Clearing ARP Cache..........................................................................................................................................................387

ARP Learning via Gratuitous ARP................................................................................................................................... 387

Enabling ARP Learning via Gratuitous ARP................................................................................................................... 387

ARP Learning via ARP Request.......................................................................................................................................387

Configuring ARP Retries.................................................................................................................................................. 388

ICMP...................................................................................................................................................................................389

Configuration Tasks for ICMP.........................................................................................................................................389

Enabling ICMP Unreachable Messages..........................................................................................................................389

ICMP Redirects................................................................................................................................................................. 389

UDP Helper........................................................................................................................................................................ 390

Enabling UDP Helper......................................................................................................................................................... 391

Configurations Using UDP Helper....................................................................................................................................391

UDP Helper with Broadcast-All Addresses.....................................................................................................................391

UDP Helper with Subnet Broadcast Addresses............................................................................................................392

UDP Helper with Configured Broadcast Addresses..................................................................................................... 392

UDP Helper with No Configured Broadcast Addresses...............................................................................................393

Troubleshooting UDP Helper........................................................................................................................................... 393

21 IPv6 Routing...........................................................................................................................394

Protocol Overview............................................................................................................................................................ 394

Extended Address Space........................................................................................................................................... 394

Stateless Autoconfiguration.......................................................................................................................................394

IPv6 Headers............................................................................................................................................................... 395

Longest Prefix Match (LPM) Table and IPv6 /65 – /128 support...................................................................... 395

IPv6 Header Fields...................................................................................................................................................... 396

Extension Header Fields............................................................................................................................................. 397

Addressing....................................................................................................................................................................398

Implementing IPv6 with Dell EMC Networking OS.......................................................................................................399

ICMPv6............................................................................................................................................................................... 401

Path MTU discovery..........................................................................................................................................................401

IPv6 Neighbor Discovery.................................................................................................................................................. 401

IPv6 Neighbor Discovery of MTU Packets.............................................................................................................. 402

Configuring the IPv6 Recursive DNS Server...........................................................................................................402

Debugging IPv6 RDNSS Information Sent to the Host .........................................................................................403

Displaying IPv6 RDNSS Information......................................................................................................................... 403

Secure Shell (SSH) Over an IPv6 Transport.................................................................................................................404

Configuration Tasks for IPv6...........................................................................................................................................404

Adjusting Your CAM-Profile.......................................................................................................................................404

Assigning an IPv6 Address to an Interface.............................................................................................................. 405

Assigning a Static IPv6 Route................................................................................................................................... 405

Contents

13

Configuring Telnet with IPv6.....................................................................................................................................406

SNMP over IPv6......................................................................................................................................................... 406

Displaying IPv6 Information........................................................................................................................................406

Displaying an IPv6 Interface Information..................................................................................................................407

Showing IPv6 Routes..................................................................................................................................................407

Showing the Running-Configuration for an Interface............................................................................................ 408

Clearing IPv6 Routes.................................................................................................................................................. 409

Disabling ND Entry Timeout.......................................................................................................................................409

Configuring IPv6 RA Guard..............................................................................................................................................409

Configuring IPv6 RA Guard on an Interface..............................................................................................................411

Monitoring IPv6 RA Guard...........................................................................................................................................411

22 iSCSI Optimization.................................................................................................................. 412

iSCSI Optimization Overview........................................................................................................................................... 412

Monitoring iSCSI Traffic Flows...................................................................................................................................413

Application of Quality of Service to iSCSI Traffic Flows.........................................................................................413

Information Monitored in iSCSI Traffic Flows.......................................................................................................... 414

Detection and Auto-Configuration for Dell EqualLogic Arrays...............................................................................414

Configuring Detection and Ports for Dell Compellent Arrays.................................................................................415

Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer................................................................... 415

Enable and Disable iSCSI Optimization......................................................................................................................416

Default iSCSI Optimization Values...................................................................................................................................416

iSCSI Optimization Prerequisites..................................................................................................................................... 416

Configuring iSCSI Optimization........................................................................................................................................ 417

Displaying iSCSI Optimization Information......................................................................................................................418

23 Intermediate System to Intermediate System........................................................................... 420

IS-IS Protocol Overview...................................................................................................................................................420

IS-IS Addressing................................................................................................................................................................ 420

Multi-Topology IS-IS..........................................................................................................................................................421

Transition Mode............................................................................................................................................................421

Interface Support......................................................................................................................................................... 421

Adjacencies................................................................................................................................................................... 421

Graceful Restart................................................................................................................................................................ 422

Timers........................................................................................................................................................................... 422

Implementation Information............................................................................................................................................. 422

Configuration Information................................................................................................................................................ 423

Configuration Tasks for IS-IS.....................................................................................................................................423

Configuring the Distance of a Route........................................................................................................................ 430

Changing the IS-Type.................................................................................................................................................430

Redistributing IPv4 Routes.........................................................................................................................................432

Redistributing IPv6 Routes.........................................................................................................................................432

Configuring Authentication Passwords.................................................................................................................... 433

Setting the Overload Bit.............................................................................................................................................433

Debugging IS-IS........................................................................................................................................................... 434

IS-IS Metric Styles............................................................................................................................................................ 435

Configure Metric Values...................................................................................................................................................435

Maximum Values in the Routing Table..................................................................................................................... 435

Change the IS-IS Metric Style in One Level Only................................................................................................... 435

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Contents

Leaks from One Level to Another............................................................................................................................. 437

Sample Configurations......................................................................................................................................................437

24 Link Aggregation Control Protocol (LACP)................................................................................440

Introduction to Dynamic LAGs and LACP......................................................................................................................440

Important Points to Remember.................................................................................................................................440

LACP Modes................................................................................................................................................................440

Configuring LACP Commands....................................................................................................................................441

LACP Configuration Tasks................................................................................................................................................441

Creating a LAG............................................................................................................................................................. 441

Configuring the LAG Interfaces as Dynamic............................................................................................................442

Setting the LACP Long Timeout............................................................................................................................... 442

Monitoring and Debugging LACP..............................................................................................................................443

Shared LAG State Tracking............................................................................................................................................. 443

Configuring Shared LAG State Tracking.................................................................................................................. 444

Important Points about Shared LAG State Tracking..............................................................................................445

LACP Basic Configuration Example................................................................................................................................445

Configure a LAG on ALPHA.......................................................................................................................................445

25 Layer 2.................................................................................................................................. 453

Manage the MAC Address Table.................................................................................................................................... 453

Clearing the MAC Address Table.............................................................................................................................. 453

Setting the Aging Time for Dynamic Entries............................................................................................................453

Configuring a Static MAC Address........................................................................................................................... 453

Displaying the MAC Address Table........................................................................................................................... 454

MAC Learning Limit.......................................................................................................................................................... 454

Setting the MAC Learning Limit................................................................................................................................454

mac learning-limit Dynamic........................................................................................................................................ 455

mac learning-limit mac-address-sticky.....................................................................................................................455

mac learning-limit station-move................................................................................................................................455

mac learning-limit no-station-move..........................................................................................................................455

Learning Limit Violation Actions................................................................................................................................ 456

Setting Station Move Violation Actions....................................................................................................................456

Recovering from Learning Limit and Station Move Violations.............................................................................. 456

Disabling MAC Address Learning on the System.................................................................................................... 457

Enabling port security................................................................................................................................................. 457

NIC Teaming...................................................................................................................................................................... 457

Configure Redundant Pairs..............................................................................................................................................458

Far-End Failure Detection.................................................................................................................................................461

FEFD State Changes................................................................................................................................................... 461

Configuring FEFD........................................................................................................................................................ 462

Enabling FEFD on an Interface.................................................................................................................................. 463

Debugging FEFD..........................................................................................................................................................464

26 Link Layer Discovery Protocol (LLDP)...................................................................................... 465

802.1AB (LLDP) Overview...............................................................................................................................................465

Protocol Data Units.....................................................................................................................................................465

Optional TLVs.................................................................................................................................................................... 466

Management TLVs......................................................................................................................................................466

Contents

15

TIA-1057 (LLDP-MED) Overview................................................................................................................................... 467

TIA Organizationally Specific TLVs........................................................................................................................... 468

Configure LLDP.................................................................................................................................................................. 471

CONFIGURATION versus INTERFACE Configurations................................................................................................ 471

Enabling LLDP....................................................................................................................................................................472

Disabling and Undoing LLDP...................................................................................................................................... 472

Enabling LLDP on Management Ports............................................................................................................................472

Disabling and Undoing LLDP on Management Ports..............................................................................................473

Advertising TLVs............................................................................................................................................................... 473

Storing and Viewing Unrecognized LLDP TLVs............................................................................................................ 474

Viewing the LLDP Configuration.....................................................................................................................................475

Viewing Information Advertised by Adjacent LLDP Neighbors................................................................................... 475

Examples of Viewing Information Advertised by Neighbors.................................................................................. 475

Configuring LLDPDU Intervals.........................................................................................................................................478

Configuring LLDP Notification Interval...........................................................................................................................478

Configuring Transmit and Receive Mode.......................................................................................................................479

Configuring the Time to Live Value.................................................................................................................................479

Debugging LLDP............................................................................................................................................................... 480

Relevant Management Objects........................................................................................................................................481

27 Microsoft Network Load Balancing........................................................................................... 486

Configuring a Switch for NLB .........................................................................................................................................487

Enabling a Switch for Multicast NLB........................................................................................................................ 487

28 Multicast Source Discovery Protocol (MSDP)........................................................................... 489

Anycast RP........................................................................................................................................................................ 490

Implementation Information..............................................................................................................................................491

Configure Multicast Source Discovery Protocol............................................................................................................491

Related Configuration Tasks.......................................................................................................................................491

Enable MSDP.....................................................................................................................................................................495

Manage the Source-Active Cache..................................................................................................................................496

Viewing the Source-Active Cache............................................................................................................................ 496

Limiting the Source-Active Cache............................................................................................................................ 496

Clearing the Source-Active Cache............................................................................................................................496

Enabling the Rejected Source-Active Cache...........................................................................................................497

Accept Source-Active Messages that Fail the RFP Check.........................................................................................497

Specifying Source-Active Messages..............................................................................................................................499

Limiting the Source-Active Messages from a Peer......................................................................................................500

Preventing MSDP from Caching a Local Source..........................................................................................................500

Preventing MSDP from Caching a Remote Source.....................................................................................................500

Preventing MSDP from Advertising a Local Source..................................................................................................... 501

Logging Changes in Peership States..............................................................................................................................502

Terminating a Peership.....................................................................................................................................................502

Clearing Peer Statistics.................................................................................................................................................... 502

Debugging MSDP..............................................................................................................................................................503

MSDP with Anycast RP................................................................................................................................................... 503

Configuring Anycast RP................................................................................................................................................... 504

Reducing Source-Active Message Flooding............................................................................................................505

Specifying the RP Address Used in SA Messages..................................................................................................505

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Contents

MSDP Sample Configurations......................................................................................................................................... 507

29 Multicast Listener Discovery Protocol.......................................................................................510

MLD timers......................................................................................................................................................................... 513

Reducing Host Response Burstiness.........................................................................................................................513

Configuring MLD Version..................................................................................................................................................513

Clearing MLD groups.........................................................................................................................................................514

Debugging MLD................................................................................................................................................................. 514

Explicit Tracking................................................................................................................................................................. 514

Reducing Leave Latency...................................................................................................................................................514

Displaying MLD groups table............................................................................................................................................ 514

Displaying MLD Interfaces................................................................................................................................................515

30 Multiple Spanning Tree Protocol (MSTP)..................................................................................516

Spanning Tree Variations.................................................................................................................................................. 517

Implementation Information........................................................................................................................................517

Configure Multiple Spanning Tree Protocol....................................................................................................................517

Related Configuration Tasks.......................................................................................................................................517

Enable Multiple Spanning Tree Globally.......................................................................................................................... 518

Adding and Removing Interfaces.....................................................................................................................................518

Creating Multiple Spanning Tree Instances....................................................................................................................518

Influencing MSTP Root Selection...................................................................................................................................520

Interoperate with Non-Dell Bridges................................................................................................................................ 520

Changing the Region Name or Revision.........................................................................................................................520

Modifying Global Parameters........................................................................................................................................... 521

Modifying the Interface Parameters...............................................................................................................................522

Setting STP path cost as constant.................................................................................................................................522

Configuring an EdgePort..................................................................................................................................................523

Flush MAC Addresses after a Topology Change.......................................................................................................... 523

MSTP Sample Configurations......................................................................................................................................... 524

Debugging and Verifying MSTP Configurations........................................................................................................... 528

31 Multicast Features.................................................................................................................. 530

Enabling IP Multicast........................................................................................................................................................ 530

Implementation Information.............................................................................................................................................530

Multicast Policies............................................................................................................................................................... 531

IPv4 Multicast Policies.................................................................................................................................................531

Understanding Multicast Traceroute (mtrace).............................................................................................................538

Printing Multicast Traceroute (mtrace) Paths..............................................................................................................538

Supported Error Codes.................................................................................................................................................... 540

mtrace Scenarios.............................................................................................................................................................. 540

32 Multicast Listener Discovery Protocol...................................................................................... 546

MLD timers........................................................................................................................................................................ 549

Reducing Host Response Burstiness........................................................................................................................549

Clearing MLD groups........................................................................................................................................................549

Debugging MLD................................................................................................................................................................ 550

Explicit Tracking................................................................................................................................................................ 550

Reducing Leave Latency..................................................................................................................................................550

Contents

17

Displaying MLD groups table........................................................................................................................................... 550

Displaying MLD Interfaces............................................................................................................................................... 550

MLD Snooping....................................................................................................................................................................551

Enable MLD Snooping................................................................................................................................................. 551

Disable MLD Snooping................................................................................................................................................ 551

Configure the switch as a querier..............................................................................................................................551

Specify port as connected to multicast router........................................................................................................552

Enable Snooping Explicit Tracking............................................................................................................................ 552

Display the MLD Snooping Table.............................................................................................................................. 552

33 Multicast Listener Discovery Protocol...................................................................................... 553

MLD timers........................................................................................................................................................................ 556

Reducing Host Response Burstiness........................................................................................................................556

Clearing MLD groups........................................................................................................................................................556

Debugging MLD.................................................................................................................................................................557

Explicit Tracking................................................................................................................................................................ 557

Reducing Leave Latency.................................................................................................................................................. 557

Displaying MLD groups table........................................................................................................................................... 557

Displaying MLD Interfaces............................................................................................................................................... 557

MLD Snooping...................................................................................................................................................................558

Enable MLD Snooping................................................................................................................................................ 558

Disable MLD Snooping................................................................................................................................................558

Configure the switch as a querier............................................................................................................................. 558

Specify port as connected to multicast router....................................................................................................... 559

Enable Snooping Explicit Tracking............................................................................................................................ 559

Display the MLD Snooping Table.............................................................................................................................. 559

34 Object Tracking......................................................................................................................560

Object Tracking Overview............................................................................................................................................... 560

Track Layer 2 Interfaces............................................................................................................................................. 561

Track Layer 3 Interfaces............................................................................................................................................. 561

Track IPv4 and IPv6 Routes.......................................................................................................................................561

Set Tracking Delays.................................................................................................................................................... 562

VRRP Object Tracking................................................................................................................................................563

Object Tracking Configuration........................................................................................................................................ 563

Tracking a Layer 2 Interface...................................................................................................................................... 563

Tracking a Layer 3 Interface...................................................................................................................................... 564

Track an IPv4/IPv6 Route......................................................................................................................................... 565

Displaying Tracked Objects..............................................................................................................................................568

35 Open Shortest Path First (OSPFv2 and OSPFv3)...................................................................... 570

Protocol Overview............................................................................................................................................................ 570

Autonomous System (AS) Areas...............................................................................................................................570

Area Types.................................................................................................................................................................... 571

Networks and Neighbors............................................................................................................................................572

Router Types................................................................................................................................................................572

Designated and Backup Designated Routers...........................................................................................................573

Link-State Advertisements (LSAs)........................................................................................................................... 573

Router Priority and Cost.............................................................................................................................................574

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Contents

OSPF with Dell EMC Networking OS.............................................................................................................................575

Graceful Restart.......................................................................................................................................................... 575

Fast Convergence (OSPFv2, IPv4 Only)................................................................................................................. 576

Multi-Process OSPFv2 with VRF..............................................................................................................................576

RFC-2328 Compliant OSPF Flooding....................................................................................................................... 577

OSPF ACK Packing..................................................................................................................................................... 578

Setting OSPF Adjacency with Cisco Routers..........................................................................................................578

Configuration Information................................................................................................................................................ 578

Configuration Task List for OSPFv2 (OSPF for IPv4)........................................................................................... 579

OSPFv3 NSSA...................................................................................................................................................................590

Configuration Task List for OSPFv3 (OSPF for IPv6)..................................................................................................591

Enabling IPv6 Unicast Routing................................................................................................................................... 591

Applying cost for OSPFv3.......................................................................................................................................... 591

Assigning IPv6 Addresses on an Interface...............................................................................................................592

Assigning Area ID on an Interface............................................................................................................................. 592

Assigning OSPFv3 Process ID and Router ID Globally........................................................................................... 592

Assigning OSPFv3 Process ID and Router ID to a VRF......................................................................................... 593

Configuring Stub Areas.............................................................................................................................................. 593

Configuring Passive-Interface................................................................................................................................... 593

Redistributing Routes................................................................................................................................................. 594

Configuring a Default Route...................................................................................................................................... 594

Enabling OSPFv3 Graceful Restart...........................................................................................................................594

OSPFv3 Authentication Using IPsec........................................................................................................................ 596

Troubleshooting OSPFv3............................................................................................................................................601

MIB Support for OSPFv3.................................................................................................................................................602

Viewing the OSPFv3 MIB.......................................................................................................................................... 603

36 Policy-based Routing (PBR).................................................................................................... 604

Overview............................................................................................................................................................................ 604

Implementing PBR............................................................................................................................................................ 605

Configuration Task List for Policy-based Routing........................................................................................................ 605

Create a Redirect List.................................................................................................................................................606

Create a Rule for a Redirect-list................................................................................................................................606

Apply a Redirect-list to an Interface using a Redirect-group................................................................................ 607

Sample Configuration....................................................................................................................................................... 609

37 PIM Sparse-Mode (PIM-SM)....................................................................................................614

Implementation Information..............................................................................................................................................614

Protocol Overview............................................................................................................................................................. 614

Requesting Multicast Traffic...................................................................................................................................... 614

Refuse Multicast Traffic..............................................................................................................................................614

Send Multicast Traffic.................................................................................................................................................615

Configuring PIM-SM......................................................................................................................................................... 615

Related Configuration Tasks.......................................................................................................................................615

Enable PIM-SM..................................................................................................................................................................615

Configuring S,G Expiry Timers..........................................................................................................................................617

Configuring a Static Rendezvous Point.......................................................................................................................... 618

Overriding Bootstrap Router Updates...................................................................................................................... 618

Configuring a Designated Router.....................................................................................................................................619

Contents

19

Creating Multicast Boundaries and Domains.................................................................................................................620

Electing an RP using the BSR Mechanism.................................................................................................................... 620

38 PIM Source-Specific Mode (PIM-SSM).................................................................................... 622

Implementation Information.............................................................................................................................................622

Configure PIM-SSM......................................................................................................................................................... 622

Enabling PIM-SSM............................................................................................................................................................623

Use PIM-SSM with IGMP Version 2 Hosts................................................................................................................... 623

Electing an RP using the BSR Mechanism.................................................................................................................... 624

Enabling RP to Server Specific Multicast Groups...................................................................................................625

39 Port Monitoring...................................................................................................................... 627

Important Points to Remember.......................................................................................................................................627

Port Monitoring................................................................................................................................................................. 627

Configuring Port Monitoring............................................................................................................................................629

Configuring Monitor Multicast Queue............................................................................................................................630

Enabling Flow-Based Monitoring.................................................................................................................................... 630

Configuring IPv6 Flow-Based Mirroring..........................................................................................................................631

Enabling IPv6 Flow-Based Monitoring......................................................................................................................632

Remote Port Mirroring..................................................................................................................................................... 633

Remote Port Mirroring Example................................................................................................................................633

Configuring Remote Port Mirroring.......................................................................................................................... 634

Displaying Remote-Port Mirroring Configurations..................................................................................................635

Configuration procedure for Remote Port Mirroring..............................................................................................636

Encapsulated Remote Port Monitoring..........................................................................................................................640

ERPM Behavior on a typical Dell EMC Networking OS .............................................................................................. 642

Port Monitoring on VLT....................................................................................................................................................643

40 Private VLANs (PVLAN).......................................................................................................... 646

Private VLAN Concepts................................................................................................................................................... 646

Using the Private VLAN Commands...............................................................................................................................647

Configuration Task List.....................................................................................................................................................648

Creating PVLAN ports................................................................................................................................................648

Creating a Primary VLAN........................................................................................................................................... 648

Creating a Community VLAN.....................................................................................................................................649

Creating an Isolated VLAN.........................................................................................................................................650

Private VLAN Configuration Example............................................................................................................................. 651

Inspecting the Private VLAN Configuration.................................................................................................................. 652

41 Per-VLAN Spanning Tree Plus (PVST+).................................................................................... 654

Protocol Overview............................................................................................................................................................ 654

Implementation Information.............................................................................................................................................655

Configure Per-VLAN Spanning Tree Plus......................................................................................................................655

Enabling PVST+................................................................................................................................................................ 655

Disabling PVST+................................................................................................................................................................655

Influencing PVST+ Root Selection..................................................................................................................................656

Modifying Global PVST+ Parameters.............................................................................................................................657

Modifying Interface PVST+ Parameters........................................................................................................................658

Configuring an EdgePort..................................................................................................................................................658

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Dell PowerSwitch S6000 ON User guide

Dell PowerSwitch S6000 ON User guide

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