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Dell OS9, C9010 Modular Chassis Switch User guide

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Dell EMC Networking Configuration Guide
for the C9010 Series
Version 9.14.2.8
September 2020
Rev. A00
Notes, Cautions, and Warnings
NOTE: A NOTE indicates important information that helps you make better use of your computer.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid
the problem.
NOTE: A WARNING indicates a potential for property damage, personal injury, or death.
© 2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
Other trademarks may be trademarks of their respective owners.
Chapter 1: About this Guide.........................................................................................................32
Audience.............................................................................................................................................................................. 32
Conventions........................................................................................................................................................................32
Related Documents...........................................................................................................................................................32
Chapter 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....................................................................................................................................................................39
Entering and Editing Commands................................................................................................................................... 39
Command History..............................................................................................................................................................40
Filtering show Command Outputs.................................................................................................................................40
Multiple Users in Configuration Mode..........................................................................................................................42
Chapter 3: Getting Started..........................................................................................................43
Console Access..................................................................................................................................................................43
Serial Console............................................................................................................................................................... 43
Mounting an NFS File System........................................................................................................................................44
Default Configuration....................................................................................................................................................... 46
Configuring a Host Name................................................................................................................................................ 46
Accessing the System Remotely................................................................................................................................... 46
Configure the Management Port IP Address....................................................................................................... 46
Configure a Management Route..............................................................................................................................47
Configuring a Username and Password................................................................................................................. 47
Configuring the Enable Password................................................................................................................................. 48
Manage Configuration Files............................................................................................................................................ 48
File Storage...................................................................................................................................................................48
Copy Files to and from the System........................................................................................................................ 49
Save the Running-Configuration............................................................................................................................. 50
Configure the Overload Bit for a Startup Scenario............................................................................................ 50
Viewing Files.................................................................................................................................................................50
Changes in Configuration Files................................................................................................................................. 51
Viewing Command History..............................................................................................................................................52
Upgrading the Dell Networking OS...............................................................................................................................53
Chapter 4: Switch Management.................................................................................................. 54
Configuring Privilege Levels........................................................................................................................................... 54
Removing a Command from EXEC Mode............................................................................................................. 55
Moving a Command from EXEC Privilege Mode to EXEC Mode.................................................................... 55
Allowing Access to CONFIGURATION Mode Commands................................................................................. 55
Allowing Access to the Following Modes.............................................................................................................. 55
Contents
Contents 3
Applying a Privilege Level to a Username..............................................................................................................57
Applying a Privilege Level to a Terminal Line........................................................................................................57
Configuring Logging..........................................................................................................................................................57
Audit and Security Logs............................................................................................................................................. 57
Configuring Logging Format .............................................................................................................................59
Setting Up a Secure Connection to a Syslog Server................................................................................ 59
Track Login Activity...........................................................................................................................................................61
Restrictions for Tracking Login Activity................................................................................................................. 61
Configuring Login Activity Tracking........................................................................................................................ 61
Display Login Statistics...............................................................................................................................................61
Limit Concurrent Login Sessions...................................................................................................................................63
Restrictions for Limiting the Number of Concurrent Sessions........................................................................ 63
Configuring Concurrent Session Limit....................................................................................................................63
Enabling the System to Clear Existing Sessions.................................................................................................. 63
Enabling Secured CLI Mode............................................................................................................................................64
Log Messages in the Internal Buffer............................................................................................................................ 64
Disabling System Logging............................................................................................................................................... 65
Sending System Messages to a Syslog Server..........................................................................................................65
Configuring a UNIX System as a Syslog Server...................................................................................................65
Display the Logging Buffer and the Logging Configuration....................................................................................66
Changing System Logging Settings..............................................................................................................................66
Configuring a UNIX Logging Facility Level..................................................................................................................67
Synchronizing Log Messages......................................................................................................................................... 68
Enabling Timestamp on Syslog Messages...................................................................................................................68
File Transfer Services.......................................................................................................................................................70
Enabling the FTP Server............................................................................................................................................70
Configuring FTP Server Parameters.......................................................................................................................70
Configuring FTP Client Parameters......................................................................................................................... 71
Terminal Lines..................................................................................................................................................................... 71
Denying and Permitting Access to a Terminal Line..............................................................................................71
Configuring Login Authentication for Terminal Lines..........................................................................................72
Setting Time Out of EXEC Privilege Mode................................................................................................................. 72
Using Telnet to Access Another Network Device..................................................................................................... 73
Lock CONFIGURATION Mode........................................................................................................................................73
LPC Bus Quality Degradation......................................................................................................................................... 74
Recovering from a Forgotten Password .................................................................................................................... 75
Ignoring the Startup Configuration and Booting from the Factory-Default Configuration.............................76
Recovering from a Failed Start...................................................................................................................................... 76
Restoring Factory-Default Settings..............................................................................................................................76
Restoring Factory-Default Boot Environment Variables.................................................................................... 77
Using Hashes to Verify Software Images Before Installation..................................................................... 78
Verifying System Images on C9010 Components......................................................................................................79
When System Images on C9010 Components Do Not Match..........................................................................80
Manually Resetting the System Image on a C9010 Component......................................................................80
Logging in to the Virtual Console of a C9010 Component.................................................................................81
Booting the C9010 from an Image on a Network Server................................................................................... 81
Configuring C9010 Components to Boot from the RPM CP Image................................................................ 81
Viewing the Reason for Last System Reboot.............................................................................................................82
Chapter 5: 802.1X........................................................................................................................83
4
Contents
The Port-Authentication Process................................................................................................................................. 85
EAP over RADIUS........................................................................................................................................................86
Configuring 802.1X............................................................................................................................................................86
Important Points to Remember..................................................................................................................................... 86
Enabling 802.1X..................................................................................................................................................................87
Configuring dot1x Profile ................................................................................................................................................89
Configuring MAC addresses for a do1x Profile.......................................................................................................... 89
Configuring the Static MAB and MAB Profile ...........................................................................................................90
Configuring Critical VLAN ...............................................................................................................................................91
Configuring Request Identity Re-Transmissions........................................................................................................ 91
Configuring a Quiet Period after a Failed Authentication........................................................................................92
Forcibly Authorizing or Unauthorizing a Port............................................................................................................. 93
Re-Authenticating a Port................................................................................................................................................ 93
Configuring Dynamic VLAN Assignment with Port Authentication...................................................................... 94
Guest and Authentication-Fail VLANs......................................................................................................................... 95
Configuring a Guest VLAN........................................................................................................................................96
Configuring an Authentication-Fail VLAN............................................................................................................. 96
Configuring Timeouts................................................................................................................................................. 98
Multi-Host Authentication...............................................................................................................................................98
Multi-Supplicant Authentication................................................................................................................................... 101
MAC Authentication Bypass......................................................................................................................................... 102
MAB in Single-host and Multi-Host Mode...........................................................................................................102
MAB in Multi-Supplicant Authentication Mode.................................................................................................. 103
Configuring MAC Authentication Bypass.............................................................................................................103
Dynamic CoS with 802.1X............................................................................................................................................. 104
Chapter 6: Access Control Lists (ACLs)..................................................................................... 106
IP Access Control Lists (ACLs)....................................................................................................................................106
CAM Usage..................................................................................................................................................................107
User-Configurable CAM Allocation........................................................................................................................108
Allocating CAM for Ingress ACLs on the Port Extender.................................................................................. 108
Allocating CAM for Egress ACLs on the Port Extender...................................................................................109
Implementing ACLs on Dell EMC Networking OS.............................................................................................. 110
ACL Optimization to Increase Number of Supported IPv4 ACLs.......................................................................... 111
Optimizing ACL for More Number of IPv4 ACL Rules.......................................................................................112
IP Fragment Handling...................................................................................................................................................... 112
IP Fragments ACL Examples....................................................................................................................................113
Layer 4 ACL Rules Examples....................................................................................................................................113
Configure a Standard IP ACL........................................................................................................................................ 114
Configuring a Standard IP ACL Filter.................................................................................................................... 115
Configure an Extended IP ACL..................................................................................................................................... 115
Configuring Filters with a Sequence Number......................................................................................................116
Configuring Filters Without a Sequence Number............................................................................................... 117
Configure Layer 2 and Layer 3 ACLs........................................................................................................................... 117
Using ACL VLAN Groups................................................................................................................................................ 118
Guidelines for Configuring ACL VLAN Groups.................................................................................................... 118
Configuring an ACL VLAN Group........................................................................................................................... 119
Allocating ACL VLAN CAM.......................................................................................................................................119
Applying an IP ACL..........................................................................................................................................................120
Applying Ingress ACLs on the Port Extender......................................................................................................120
Contents
5
Applying Egress ACLs................................................................................................................................................121
Applying Layer 3 Egress ACLs on Control-Plane Traffic.................................................................................. 121
Counting ACL Hits..................................................................................................................................................... 122
IP Prefix Lists....................................................................................................................................................................122
Configuration Task List for Prefix Lists................................................................................................................123
ACL Remarks.................................................................................................................................................................... 126
Configuring a Remark............................................................................................................................................... 126
Deleting a Remark......................................................................................................................................................126
ACL Resequencing...........................................................................................................................................................127
Resequencing an ACL or Prefix List...................................................................................................................... 127
Route Maps.......................................................................................................................................................................129
Important Points to Remember....................................................................................................................................129
Configuration Task List for Route Maps.............................................................................................................. 129
Configuring Match Routes....................................................................................................................................... 131
Configuring Set Conditions......................................................................................................................................132
Configure a Route Map for Route Redistribution.............................................................................................. 133
Configure a Route Map for Route Tagging......................................................................................................... 134
Continue Clause......................................................................................................................................................... 134
Configuring a UDF ACL.................................................................................................................................................. 134
Hot-Lock Behavior.......................................................................................................................................................... 136
Chapter 7: Bidirectional Forwarding Detection (BFD).................................................................137
How BFD Works............................................................................................................................................................... 137
BFD Packet Format...................................................................................................................................................138
BFD Sessions.............................................................................................................................................................. 139
BFD Three-Way Handshake.................................................................................................................................... 140
Session State Changes..............................................................................................................................................141
Important Points to Remember.....................................................................................................................................141
Configure BFD...................................................................................................................................................................141
Configure BFD for Physical Ports..........................................................................................................................142
Configure BFD for Static Routes........................................................................................................................... 143
Configure BFD for IPv6 Static Routes................................................................................................................. 146
Configure BFD for OSPF..........................................................................................................................................147
Configure BFD for OSPFv3.....................................................................................................................................152
Configure BFD for IS-IS........................................................................................................................................... 154
Configure BFD for BGP............................................................................................................................................156
Configure BFD for VRRP......................................................................................................................................... 162
Configuring Protocol Liveness................................................................................................................................164
Chapter 8: Border Gateway Protocol IPv4 (BGPv4)....................................................................165
Autonomous Systems (AS)........................................................................................................................................... 165
Sessions and Peers..........................................................................................................................................................167
Establish a Session.................................................................................................................................................... 167
Route Reflectors..............................................................................................................................................................168
BGP Attributes................................................................................................................................................................. 169
Best Path Selection Criteria....................................................................................................................................169
Weight........................................................................................................................................................................... 171
Local Preference.........................................................................................................................................................171
Multi-Exit Discriminators (MEDs).......................................................................................................................... 172
6
Contents
Origin.............................................................................................................................................................................173
AS Path.........................................................................................................................................................................173
Next Hop...................................................................................................................................................................... 174
Multiprotocol BGP........................................................................................................................................................... 174
Implement BGP ............................................................................................................................................................... 174
Advertise IGP Cost as MED for Redistributed Routes..................................................................................... 175
Ignore Router-ID for Some Best-Path Calculations.......................................................................................... 175
Four-Byte AS Numbers............................................................................................................................................ 175
AS4 Number Representation...................................................................................................................................176
AS Number Migration................................................................................................................................................177
BGP4 Management Information Base (MIB)...................................................................................................... 178
Important Points to Remember.............................................................................................................................. 179
Configuration Information..............................................................................................................................................179
BGP Configuration.......................................................................................................................................................... 180
Enabling BGP.............................................................................................................................................................. 180
Configuring AS4 Number Representations..........................................................................................................183
Configuring Peer Groups......................................................................................................................................... 185
Configuring BGP Fast Fail-Over.............................................................................................................................187
Configuring Passive Peering................................................................................................................................... 188
Maintaining Existing AS Numbers During an AS Migration..............................................................................189
Allowing an AS Number to Appear in its Own AS Path.................................................................................... 190
Filtering on an AS-Path Attribute.......................................................................................................................... 190
Regular Expressions as Filters.................................................................................................................................191
Redistributing Routes............................................................................................................................................... 193
Enabling Additional Paths.........................................................................................................................................193
Configuring IP Community Lists.............................................................................................................................194
Configuring an IP Extended Community List...................................................................................................... 195
Filtering Routes with Community Lists.................................................................................................................195
Manipulating the COMMUNITY Attribute............................................................................................................196
Changing MED Attributes........................................................................................................................................ 197
Changing the LOCAL_PREFERENCE Attribute................................................................................................. 197
Configuring the local System or a Different System to be the Next Hop for BGP-Learned Routes....198
Changing the WEIGHT Attribute........................................................................................................................... 199
Enabling Multipath.....................................................................................................................................................199
Filtering BGP Routes.................................................................................................................................................199
Filtering BGP Routes Using Route Maps............................................................................................................ 200
Filtering BGP Routes Using AS-PATH Information........................................................................................... 201
Configuring BGP Route Reflectors....................................................................................................................... 201
Aggregating Routes..................................................................................................................................................202
Configuring BGP Confederations..........................................................................................................................202
Enabling Route Flap Dampening............................................................................................................................203
Changing BGP Timers..............................................................................................................................................205
Setting the extended timer.................................................................................................................................... 205
Enabling BGP Neighbor Soft-Reconfiguration...................................................................................................206
Enabling or disabling BGP neighbors.................................................................................................................... 207
Route Map Continue................................................................................................................................................ 208
Enabling MBGP Configurations................................................................................................................................... 208
Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor.................................. 209
BGP Regular Expression Optimization.......................................................................................................................209
Debugging BGP............................................................................................................................................................... 209
Contents
7
Storing Last and Bad PDUs.....................................................................................................................................210
Capturing PDUs...........................................................................................................................................................211
PDU Counters.............................................................................................................................................................212
Sample Configurations....................................................................................................................................................212
Chapter 9: Content Addressable Memory (CAM)........................................................................221
CAM Allocation.................................................................................................................................................................221
Test CAM Usage............................................................................................................................................................. 222
View CAM-ACL Settings...............................................................................................................................................223
View CAM Usage............................................................................................................................................................ 224
Configuring CAM Threshold and Silence Period..................................................................................................... 224
Return to the Default CAM Configuration................................................................................................................225
CAM Optimization...........................................................................................................................................................226
Applications for CAM Profiling.....................................................................................................................................226
Unified Forwarding Table (UFT) Modes....................................................................................................................226
Configuring UFT Modes...........................................................................................................................................227
Chapter 10: Control Plane Policing (CoPP)................................................................................ 228
Z9500 CoPP Implementation.......................................................................................................................................228
CoPP Example................................................................................................................................................................. 230
Configure Control Plane Policing................................................................................................................................. 231
Configuring CoPP for Protocols.............................................................................................................................231
Examples of Configuring CoPP for Protocols.................................................................................................... 232
Configuring CoPP for CPU Queues......................................................................................................................233
Examples of Configuring CoPP for CPU Queues.............................................................................................. 234
Displaying CoPP Configuration.............................................................................................................................. 234
Troubleshooting CoPP Operation............................................................................................................................... 237
Chapter 11: Data Center Bridging (DCB).................................................................................... 245
Enabling Data Center Bridging.....................................................................................................................................245
Ethernet Enhancements in Data Center Bridging...................................................................................................246
Priority-Based Flow Control................................................................................................................................... 246
Enhanced Transmission Selection......................................................................................................................... 247
Data Center Bridging Exchange Protocol (DCBx)............................................................................................ 248
Data Center Bridging in a Traffic Flow................................................................................................................ 249
QoS dot1p Traffic Classification and Queue Assignment......................................................................................249
SNMP Support for PFC and Buffer Statistics Tracking....................................................................................... 250
DCB Maps and its Attributes........................................................................................................................................ 251
Applying a DCB Map on a Line Card.....................................................................................................................254
Data Center Bridging: Default Configuration........................................................................................................... 254
Configuration Notes: PFC and ETS in a DCB Map.................................................................................................255
Configuring Priority-Based Flow Control.................................................................................................................. 257
Configuring Lossless Queues..................................................................................................................................257
Configuring Enhanced Transmission Selection........................................................................................................258
Creating an ETS Priority Group.............................................................................................................................258
ETS Operation with DCBx...................................................................................................................................... 259
Configure a DCBx Operation........................................................................................................................................259
DCBx Operation.........................................................................................................................................................260
DCBx Port Roles........................................................................................................................................................260
8
Contents
DCB Configuration Exchange................................................................................................................................. 261
Configuration Source Election................................................................................................................................261
Propagation of DCB Information...........................................................................................................................262
Auto-Detection and Manual Configuration of the DCBx Version..................................................................262
Behavior of Tagged Packets.................................................................................................................................. 263
Configuration Example for DSCP and PFC Priorities.......................................................................................263
DCBx Example............................................................................................................................................................264
DCBx Prerequisites and Restrictions................................................................................................................... 264
Configuring DCBx..................................................................................................................................................... 265
Verifying the DCB Configuration.................................................................................................................................268
Performing PFC Using DSCP Bits Instead of 802.1p Bits..................................................................................... 277
PFC and ETS Configuration Examples.......................................................................................................................278
Using PFC and ETS to Manage Data Center Traffic..............................................................................................278
Using PFC and ETS to Manage Converged Ethernet Traffic.........................................................................279
Hierarchical Scheduling in ETS Output Policies.................................................................................................280
Priority-Based Flow Control Using Dynamic Buffer Method............................................................................... 280
Configuring the Dynamic Buffer Method...................................................................................................................281
Chapter 12: Debugging and Diagnostics..................................................................................... 283
Offline Diagnostics..........................................................................................................................................................283
Running Port Extender Offline Diagnostics on the Switch.............................................................................283
Running Offline Diagnostics on a Standalone Switch...................................................................................... 289
TRACE Logs..................................................................................................................................................................... 309
Auto Save on Reload, Crash, or Rollover............................................................................................................ 309
Uploading Trace Logs.............................................................................................................................................. 309
Last Restart Reason....................................................................................................................................................... 310
show hardware Commands........................................................................................................................................... 310
Environmental Monitoring..............................................................................................................................................312
Displaying Port Extender Environment Information ......................................................................................... 313
Display Power Supply Status.................................................................................................................................. 313
Display Fan Status..................................................................................................................................................... 314
Display Transceiver Type......................................................................................................................................... 314
Recognize an Over-Temperature Condition........................................................................................................316
Troubleshoot an Over-Temperature Condition.................................................................................................. 316
Troubleshooting Packet Loss........................................................................................................................................318
Displaying Drop Counters.........................................................................................................................................319
Displaying Dataplane Statistics..............................................................................................................................320
Displaying Line-Card Counters............................................................................................................................... 321
Accessing Application Core Dumps............................................................................................................................ 322
Mini Core Dumps.............................................................................................................................................................323
Full Kernel Core Dumps................................................................................................................................................. 323
Enabling TCP Dumps......................................................................................................................................................324
Accessing Port Extender Core and Mini Core Dumps........................................................................................... 324
Chapter 13: Dynamic Host Configuration Protocol (DHCP)........................................................ 325
DHCP Packet Format and Options.............................................................................................................................325
Assign an IP Address using DHCP.............................................................................................................................. 326
Implementation Information..........................................................................................................................................327
Configure the System to be a DHCP Server............................................................................................................328
Contents
9
Configuring the Server for Automatic Address Allocation..............................................................................328
Specifying a Default Gateway................................................................................................................................329
Configure a Method of Hostname Resolution....................................................................................................330
Using DNS for Address Resolution....................................................................................................................... 330
Using NetBIOS WINS for Address Resolution....................................................................................................330
Creating Manual Binding Entries........................................................................................................................... 330
Debugging the DHCP Server.................................................................................................................................. 331
Using DHCP Clear Commands................................................................................................................................331
Configure the System to be a Relay Agent...............................................................................................................331
Configure the System to be a DHCP Client............................................................................................................. 333
DHCP Client on a Management Interface...........................................................................................................333
DHCP Client Operation with Other Features..................................................................................................... 333
DHCP Relay When DHCP Server and Client are in Different VRFs................................................................... 334
Configuring Route Leaking between VRFs on DHCP Relay Agent............................................................... 334
Non-default VRF configuration for DHCPv6 helper address...............................................................................335
Configuring DHCP relay source interface.................................................................................................................336
Global DHCP relay source IPv4 or IPv6 configuration ....................................................................................336
Interface level DHCP relay source IPv4 or IPv6 configuration .....................................................................336
Configure Secure DHCP................................................................................................................................................337
Option 82 (DHCPv4 relay options).......................................................................................................................338
DHCPv6 relay agent options.................................................................................................................................. 338
DHCP Snooping.........................................................................................................................................................339
Drop DHCP Packets on Snooped VLANs Only................................................................................................... 341
Dynamic ARP Inspection.......................................................................................................................................... 341
Configuring Dynamic ARP Inspection...................................................................................................................342
Source Address Validation............................................................................................................................................ 343
Enabling IP Source Address Validation................................................................................................................ 343
DHCP MAC Source Address Validation............................................................................................................... 344
Enabling IP+MAC Source Address Validation.....................................................................................................344
Viewing the Number of SAV Dropped Packets................................................................................................. 344
Clearing the Number of SAV Dropped Packets.................................................................................................345
Chapter 14: Equal Cost Multi-Path (ECMP)............................................................................... 346
ECMP for Flow-Based Affinity.................................................................................................................................... 346
Enabling Deterministic ECMP Next Hop............................................................................................................. 346
Configuring the Hash Algorithm Seed..................................................................................................................346
Link Bundle Monitoring............................................................................................................................................ 347
Managing ECMP Group Paths..................................................................................................................................... 347
Creating an ECMP Group Bundle................................................................................................................................348
Modifying the ECMP Group Threshold......................................................................................................................348
BGP Multipath Operation with Link Bankwidth.......................................................................................................348
Dynamic Re-calculation of Link Bankwidth.............................................................................................................. 350
Weighted ECMP for Static Routes............................................................................................................................ 350
ECMP Support in L3 Host and LPM Tables..............................................................................................................351
Chapter 15: FCoE Transit...........................................................................................................352
Fibre Channel over Ethernet........................................................................................................................................ 352
Ensure Robustness in a Converged Ethernet Network.........................................................................................352
FIP Snooping on Ethernet Bridges............................................................................................................................. 354
10
Contents
FIP Snooping in a Switch Stack.................................................................................................................................. 355
Using FIP Snooping........................................................................................................................................................ 356
FIP Snooping Prerequisites.....................................................................................................................................356
Important Points to Remember............................................................................................................................. 356
Enabling the FCoE Transit Feature.......................................................................................................................357
Enable FIP Snooping on VLANs............................................................................................................................. 357
Configure the FC-MAP Value.................................................................................................................................357
Configure a Port for a Bridge-to-Bridge Link.....................................................................................................357
Configure a Port for a Bridge-to-FCF Link.........................................................................................................358
Impact on Other Software Features.................................................................................................................... 358
FIP Snooping Restrictions.......................................................................................................................................358
Configuring FIP Snooping............................................................................................................................................. 358
Displaying FIP Snooping Information..........................................................................................................................359
FCoE Transit Configuration Example......................................................................................................................... 364
Chapter 16: FIPS Cryptography................................................................................................. 366
Configuration Tasks....................................................................................................................................................... 366
Preparing the System.................................................................................................................................................... 366
Enabling FIPS Mode....................................................................................................................................................... 367
Generating Host-Keys....................................................................................................................................................367
Monitoring FIPS Mode Status......................................................................................................................................367
Disabling FIPS Mode...................................................................................................................................................... 368
Chapter 17: Flex Hash and Optimized Boot-Up...........................................................................369
Flex Hash Capability Overview.................................................................................................................................... 369
Configuring the Flex Hash Mechanism......................................................................................................................369
LACP Fast Switchover...................................................................................................................................................370
Configuring LACP Fast Switchover............................................................................................................................370
LACP.................................................................................................................................................................................. 370
RDMA Over Converged Ethernet (RoCE) Overview............................................................................................. 370
Sample Configurations................................................................................................................................................... 372
Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces................................................................................. 375
Chapter 18: Force10 Resilient Ring Protocol (FRRP)..................................................................376
Protocol Overview.......................................................................................................................................................... 376
Ring Status..................................................................................................................................................................377
Multiple FRRP Rings................................................................................................................................................. 377
Important FRRP Points............................................................................................................................................378
Implementing FRRP.................................................................................................................................................. 378
Important FRRP Concepts......................................................................................................................................378
FRRP Configuration........................................................................................................................................................379
Creating the FRRP Group....................................................................................................................................... 379
Configuring the Control VLAN...............................................................................................................................380
Configuring and Adding the Member VLANs...................................................................................................... 381
Setting the FRRP Timers......................................................................................................................................... 381
Clearing the FRRP Counters.................................................................................................................................. 382
Viewing the FRRP Configuration...........................................................................................................................382
Viewing the FRRP Information.............................................................................................................................. 382
Troubleshooting FRRP...................................................................................................................................................382
Contents
11
Sample Configuration and Topology...........................................................................................................................383
FRRP Support on VLT................................................................................................................................................... 384
Chapter 19: GARP VLAN Registration Protocol (GVRP)............................................................. 387
Configure GVRP..............................................................................................................................................................388
Enabling GVRP Globally.................................................................................................................................................388
Enabling GVRP on a Layer 2 Interface...................................................................................................................... 389
Configure GVRP Registration...................................................................................................................................... 389
Configure a GARP Timer...............................................................................................................................................390
Chapter 20: High Availability (HA)............................................................................................. 391
High Availability on Chassis...........................................................................................................................................391
High Availability in a PE Stack...................................................................................................................................... 391
Online Insertion and Removal....................................................................................................................................... 391
Hitless Behavior...............................................................................................................................................................393
Graceful Restart..............................................................................................................................................................394
Software Resiliency........................................................................................................................................................394
System Health Monitoring...................................................................................................................................... 394
Failure and Event Logging.......................................................................................................................................394
Trace Log.................................................................................................................................................................... 394
Core Dumps................................................................................................................................................................394
System Log.................................................................................................................................................................395
Control Plane Redundancy........................................................................................................................................... 395
Control-Plane Failover............................................................................................................................................. 395
RPM Synchronization.............................................................................................................................................. 396
Forcing an RPM Failover......................................................................................................................................... 396
Specifying an Auto-Failover Limit......................................................................................................................... 396
Disabling Auto-Reboot............................................................................................................................................. 397
Chapter 21: Internet Group Management Protocol (IGMP)........................................................ 398
IGMP Protocol Overview.............................................................................................................................................. 398
IGMP Version 2..........................................................................................................................................................398
IGMP Version 3..........................................................................................................................................................400
Configure IGMP...............................................................................................................................................................402
Viewing IGMP Enabled Interfaces.............................................................................................................................. 403
Selecting an IGMP Version........................................................................................................................................... 403
Viewing IGMP Groups....................................................................................................................................................404
Enabling IGMP Immediate-Leave................................................................................................................................ 404
IGMP Snooping................................................................................................................................................................404
Configuring IGMP Snooping...................................................................................................................................405
Removing a Group-Port Association....................................................................................................................405
Disabling Multicast Flooding...................................................................................................................................405
Specifying a Port as Connected to a Multicast Router................................................................................... 406
Configuring the Switch as Querier....................................................................................................................... 406
Fast Convergence after MSTP Topology Changes................................................................................................ 407
Designating a Multicast Router Interface................................................................................................................. 407
Chapter 22: Interfaces.............................................................................................................. 408
Port Numbering...............................................................................................................................................................409
12
Contents
Interface Types................................................................................................................................................................. 411
View Basic Interface Information.................................................................................................................................412
Resetting an Interface to its Factory Default State................................................................................................417
Enabling a Physical Interface........................................................................................................................................ 418
Physical Interfaces.......................................................................................................................................................... 418
Port Pipes.................................................................................................................................................................... 418
Setting the Speed of Ethernet Interfaces........................................................................................................... 418
Configuration Task List for Physical Interfaces................................................................................................. 419
Overview of Layer Modes........................................................................................................................................419
Configuring Layer 2 (Data Link) Mode................................................................................................................ 420
Configuring Layer 2 (Interface) Mode.................................................................................................................420
Configuring Layer 3 (Network) Mode..................................................................................................................420
Configuring Layer 3 (Interface) Mode..................................................................................................................421
Egress Interface Selection (EIS)..................................................................................................................................421
Configuring EIS.......................................................................................................................................................... 422
Management Interfaces................................................................................................................................................ 422
Configuring a Dedicated Management Interface ............................................................................................. 422
Configuring a Management Interface on an Ethernet Port............................................................................ 423
Port Extender Interfaces...............................................................................................................................................424
VLAN Interfaces..............................................................................................................................................................425
Loopback Interfaces.......................................................................................................................................................426
Null Interfaces..................................................................................................................................................................426
Configuring Port Delay.................................................................................................................................................. 426
Port Channel Interfaces.................................................................................................................................................427
Port Channel Definition and Standards................................................................................................................427
Port Channel Benefits.............................................................................................................................................. 427
Port Channel Implementation.................................................................................................................................427
10/40 Gbps Interfaces in Port Channels............................................................................................................. 428
Configuration Tasks for Port Channel Interfaces..............................................................................................428
Creating a Port Channel.......................................................................................................................................... 428
Adding a Physical Interface to a Port Channel.................................................................................................. 428
Reassigning an Interface to a New Port Channel............................................................................................. 430
Configuring the Minimum Oper Up Links in a Port Channel............................................................................431
Adding or Removing a Port Channel from a VLAN............................................................................................431
Assigning an IP Address to a Port Channel......................................................................................................... 431
Deleting or Disabling a Port Channel.................................................................................................................... 432
Load Balancing Through Port Channels.............................................................................................................. 432
Changing the Hash Algorithm................................................................................................................................ 432
Bulk Configuration.......................................................................................................................................................... 433
Interface Range......................................................................................................................................................... 433
Bulk Configuration Examples..................................................................................................................................433
Defining Interface Range Macros............................................................................................................................... 435
Define the Interface Range.................................................................................................................................... 435
Choosing an Interface-Range Macro................................................................................................................... 435
Monitoring and Maintaining Interfaces......................................................................................................................435
Maintenance Using TDR..........................................................................................................................................436
Displaying Traffic Statistics on HiGig Ports..............................................................................................................437
Link Bundle Monitoring.................................................................................................................................................. 437
Monitoring HiGig Link Bundles.....................................................................................................................................438
Enabling HiGig Link-Bundle Monitoring............................................................................................................... 439
Contents
13
Non Dell-Qualified Transceivers.................................................................................................................................. 440
Splitting QSFP Ports to SFP+ Ports..........................................................................................................................440
Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port......................................................................... 441
Configuring wavelength for 10–Gigabit SFP+ optics.............................................................................................442
Link Dampening............................................................................................................................................................... 442
Enabling Link Dampening.........................................................................................................................................443
Using Ethernet Pause Frames for Flow Control......................................................................................................444
Threshold Settings....................................................................................................................................................445
Enabling Pause Frames............................................................................................................................................445
Configure the MTU Size on an Interface.................................................................................................................. 446
Auto-Negotiation on Ethernet Interfaces................................................................................................................. 446
Set Auto-Negotiation Options................................................................................................................................447
Provisioning Combo Ports.............................................................................................................................................447
View Advanced Interface Information....................................................................................................................... 448
Configuring the Interface Sampling Size.............................................................................................................448
Configuring the Traffic Sampling Size Globally....................................................................................................... 449
Dynamic Counters........................................................................................................................................................... 451
Clearing Interface Counters.................................................................................................................................... 451
Chapter 23: Internet Protocol Security (IPSec).........................................................................453
Configuring IPSec ..........................................................................................................................................................453
Chapter 24: IPv4 Routing.......................................................................................................... 455
IP Addresses.................................................................................................................................................................... 455
Configuration Tasks for IP Addresses....................................................................................................................... 456
Assigning IP Addresses to an Interface.....................................................................................................................456
Configuring Static Routes.............................................................................................................................................457
Adding description for IPv4 and IPv6 static routes..........................................................................................458
Configure Static Routes for the Management Interface...................................................................................... 458
Enabling Directed Broadcast........................................................................................................................................459
Resolution of Host Names............................................................................................................................................ 459
Enabling Dynamic Resolution of Host Names.......................................................................................................... 459
Specifying the Local System Domain and a List of Domains............................................................................... 460
Configuring DNS with Traceroute.............................................................................................................................. 460
ARP..................................................................................................................................................................................... 461
Configuration Tasks for ARP.................................................................................................................................. 461
Configuring Static ARP Entries.............................................................................................................................. 461
Configuring ARP Inspection Trust........................................................................................................................ 462
Configuring ARP Timeout........................................................................................................................................462
Enabling Proxy ARP..................................................................................................................................................462
Clearing ARP Cache................................................................................................................................................. 463
ARP Learning via Gratuitous ARP......................................................................................................................... 463
Enabling ARP Learning via Gratuitous ARP........................................................................................................ 463
ARP Learning via ARP Request............................................................................................................................. 463
Configuring ARP Retries..........................................................................................................................................464
ICMP.................................................................................................................................................................................. 465
Configuration Tasks for ICMP............................................................................................................................... 465
Enabling ICMP Unreachable Messages............................................................................................................... 465
ICMP Redirects............................................................................................................................................................... 465
14
Contents
Chapter 25: IPv6 Routing.......................................................................................................... 467
Protocol Overview.......................................................................................................................................................... 467
Extended Address Space.........................................................................................................................................467
Stateless Autoconfiguration................................................................................................................................... 467
IPv6 Headers..............................................................................................................................................................468
IPv6 Header Fields....................................................................................................................................................469
Extension Header Fields.......................................................................................................................................... 470
IPv6 Addressing..........................................................................................................................................................471
IPv6 Implementation on the Dell Networking OS....................................................................................................472
Configuring the LPM Table for IPv6 Extended Prefixes....................................................................................... 473
ICMPv6..............................................................................................................................................................................474
Path MTU Discovery...................................................................................................................................................... 474
IPv6 Neighbor Discovery...............................................................................................................................................475
IPv6 Neighbor Discovery of MTU Packets......................................................................................................... 475
Configuring the IPv6 Recursive DNS Server......................................................................................................475
Secure Shell (SSH) Over an IPv6 Transport............................................................................................................ 477
Configuration Tasks for IPv6........................................................................................................................................477
Adjusting Your CAM Profile.................................................................................................................................... 478
Assigning an IPv6 Address to an Interface......................................................................................................... 478
Assigning a Static IPv6 Route................................................................................................................................479
Configuring Telnet with IPv6..................................................................................................................................479
SNMP over IPv6........................................................................................................................................................479
Displaying IPv6 Information....................................................................................................................................480
Displaying an IPv6 Configuration.......................................................................................................................... 480
Displaying IPv6 Routes............................................................................................................................................. 481
Displaying the Running Configuration for an Interface....................................................................................482
Clearing IPv6 Routes................................................................................................................................................482
Disabling ND Entry Timeout....................................................................................................................................482
Configuring IPv6 RA Guard.......................................................................................................................................... 483
Configuring IPv6 RA Guard on an Interface....................................................................................................... 484
Monitoring IPv6 RA Guard......................................................................................................................................485
Chapter 26: Intermediate System to Intermediate System.........................................................486
IS-IS Protocol Overview................................................................................................................................................486
IS-IS Addressing..............................................................................................................................................................486
Multi-Topology IS-IS.......................................................................................................................................................487
Transition Mode.........................................................................................................................................................487
Interface Support......................................................................................................................................................488
Adjacencies.................................................................................................................................................................488
Graceful Restart..............................................................................................................................................................488
Timers.......................................................................................................................................................................... 488
Implementation Information..........................................................................................................................................488
Configuration Information.............................................................................................................................................489
Configuration Tasks for IS-IS.................................................................................................................................489
Configuring the Distance of a Route....................................................................................................................496
Changing the IS-Type.............................................................................................................................................. 497
Redistributing IPv4 Routes..................................................................................................................................... 499
Redistributing IPv6 Routes.....................................................................................................................................500
Contents
15
Configuring Authentication Passwords............................................................................................................... 500
Setting the Overload Bit.......................................................................................................................................... 501
Debugging IS-IS......................................................................................................................................................... 501
IS-IS Metric Styles..........................................................................................................................................................502
Configure Metric Values............................................................................................................................................... 502
Maximum Values in the Routing Table.................................................................................................................503
Change the IS-IS Metric Style in One Level Only............................................................................................. 503
Leaks from One Level to Another.........................................................................................................................504
Sample Configurations.................................................................................................................................................. 505
Chapter 27: iSCSI Optimization.................................................................................................508
iSCSI Optimization Overview.......................................................................................................................................508
Default iSCSI Optimization Values.............................................................................................................................. 510
iSCSI Optimization Prerequisites.................................................................................................................................510
Configuring iSCSI Optimization....................................................................................................................................510
Displaying iSCSI Optimization Information................................................................................................................ 512
Enable and Disable iSCSI Optimization.......................................................................................................................513
Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer.................................................................514
Monitoring iSCSI Traffic Flows.................................................................................................................................... 514
Information Monitored in iSCSI Traffic Flows.......................................................................................................... 514
Detection and Auto-Configuration for Dell EqualLogic Arrays............................................................................. 515
Configuring Detection and Ports for Dell Compellent Arrays............................................................................... 515
Application of Quality of Service to iSCSI Traffic Flows....................................................................................... 516
Chapter 28: Link Aggregation Control Protocol (LACP)..............................................................517
Introduction to Dynamic LAGs and LACP..................................................................................................................517
Important Points to Remember.............................................................................................................................. 517
LACP Modes............................................................................................................................................................... 518
Configuring LACP Commands................................................................................................................................ 518
LACP Configuration Tasks............................................................................................................................................ 518
Creating a LAG........................................................................................................................................................... 519
Configuring the LAG Interfaces as Dynamic....................................................................................................... 519
Setting the LACP Long Timeout............................................................................................................................ 519
Monitoring and Debugging LACP..........................................................................................................................520
Shared LAG State Tracking..........................................................................................................................................520
Configuring Shared LAG State Tracking..............................................................................................................521
Important Points about Shared LAG State Tracking........................................................................................522
LACP Basic Configuration Example............................................................................................................................523
Configure a LAG on ALPHA....................................................................................................................................523
Chapter 29: Layer 2................................................................................................................... 532
Manage the MAC Address Table................................................................................................................................ 532
Clearing the MAC Address Table.......................................................................................................................... 532
Setting the Aging Time for Dynamic Entries...................................................................................................... 532
Configuring a Static MAC Address.......................................................................................................................533
Displaying the MAC Address Table.......................................................................................................................533
MAC Learning Limit........................................................................................................................................................533
Setting the MAC Learning Limit............................................................................................................................ 533
mac learning-limit Dynamic.....................................................................................................................................534
16
Contents
mac learning-limit mac-address-sticky................................................................................................................ 534
mac learning-limit station-move............................................................................................................................ 534
mac learning-limit no-station-move......................................................................................................................534
Learning Limit Violation Actions............................................................................................................................ 535
Setting Station Move Violation Actions...............................................................................................................535
Recovering from Learning Limit and Station Move Violations.......................................................................535
Disabling MAC Address Learning on the System.............................................................................................. 536
Enabling port security.............................................................................................................................................. 536
NIC Teaming.....................................................................................................................................................................536
Configure Redundant Pairs...........................................................................................................................................537
Far-End Failure Detection.............................................................................................................................................540
FEFD State Changes.................................................................................................................................................541
Configuring FEFD.......................................................................................................................................................541
Enabling FEFD on an Interface.............................................................................................................................. 542
Debugging FEFD........................................................................................................................................................543
Chapter 30: Link Layer Discovery Protocol (LLDP).................................................................... 544
802.1AB (LLDP) Overview............................................................................................................................................544
Protocol Data Units.................................................................................................................................................. 544
Optional TLVs.................................................................................................................................................................. 546
Management TLVs....................................................................................................................................................546
TIA-1057 (LLDP-MED) Overview................................................................................................................................547
TIA Organizationally Specific TLVs....................................................................................................................... 547
Configure LLDP................................................................................................................................................................551
CONFIGURATION versus INTERFACE Configurations..........................................................................................551
Enabling LLDP..................................................................................................................................................................552
Disabling and Undoing LLDP.................................................................................................................................. 552
Enabling LLDP on Management Ports.......................................................................................................................553
Disabling and Undoing LLDP on Management Ports........................................................................................553
Advertising TLVs.............................................................................................................................................................553
Storing and Viewing Unrecognized LLDP TLVs...................................................................................................... 554
Viewing the LLDP Configuration.................................................................................................................................555
Viewing Information Advertised by Adjacent LLDP Neighbors........................................................................... 556
Examples of Viewing Information Advertised by Neighbors...........................................................................556
Configuring LLDPDU Intervals.....................................................................................................................................557
Configuring LLDP Notification Interval..................................................................................................................... 558
Configuring Transmit and Receive Mode..................................................................................................................558
Configuring a Time to Live........................................................................................................................................... 559
Debugging LLDP............................................................................................................................................................. 560
Relevant Management Objects....................................................................................................................................561
Chapter 31: Multicast Source Discovery Protocol (MSDP).........................................................566
Anycast RP....................................................................................................................................................................... 567
Implementation Information......................................................................................................................................... 568
Configure Multicast Source Discovery Protocol..................................................................................................... 568
Related Configuration Tasks.................................................................................................................................. 568
Enable MSDP................................................................................................................................................................... 572
Manage the Source-Active Cache..............................................................................................................................573
Viewing the Source-Active Cache........................................................................................................................ 573
Contents
17
Limiting the Source-Active Cache........................................................................................................................ 573
Clearing the Source-Active Cache........................................................................................................................574
Enabling the Rejected Source-Active Cache..................................................................................................... 574
Accept Source-Active Messages that Fail the RFP Check.................................................................................. 574
Specifying Source-Active Messages..........................................................................................................................578
Limiting the Source-Active Messages from a Peer................................................................................................ 579
Preventing MSDP from Caching a Local Source.................................................................................................... 579
Preventing MSDP from Caching a Remote Source............................................................................................... 580
Preventing MSDP from Advertising a Local Source.............................................................................................. 580
Logging Changes in Peership States.......................................................................................................................... 581
Terminating a Peership...................................................................................................................................................581
Clearing Peer Statistics..................................................................................................................................................581
Debugging MSDP............................................................................................................................................................582
MSDP with Anycast RP.................................................................................................................................................582
Configuring Anycast RP................................................................................................................................................ 583
Reducing Source-Active Message Flooding.......................................................................................................584
Specifying the RP Address Used in SA Messages............................................................................................584
MSDP Sample Configurations..................................................................................................................................... 586
Chapter 32: Multiple Spanning Tree Protocol (MSTP)................................................................591
Spanning Tree Variations.............................................................................................................................................. 592
Implementation Information....................................................................................................................................592
Configure Multiple Spanning Tree Protocol............................................................................................................. 592
Related Configuration Tasks.................................................................................................................................. 592
Enable Multiple Spanning Tree Globally.................................................................................................................... 593
Adding and Removing Interfaces................................................................................................................................ 593
Creating Multiple Spanning Tree Instances..............................................................................................................593
Influencing MSTP Root Selection............................................................................................................................... 594
Interoperate with Non-Dell Bridges............................................................................................................................595
Changing the Region Name or Revision....................................................................................................................595
Modifying Global Parameters.......................................................................................................................................595
Modifying the Interface Parameters.......................................................................................................................... 596
Configuring an EdgePort...............................................................................................................................................597
Flush MAC Addresses after a Topology Change.....................................................................................................598
MSTP Sample Configurations......................................................................................................................................598
Debugging and Verifying MSTP Configurations.......................................................................................................601
Chapter 33: Multicast Features................................................................................................. 603
Enabling IP Multicast..................................................................................................................................................... 603
Implementation Information......................................................................................................................................... 603
First Packet Forwarding for Lossless Multicast...................................................................................................... 604
Multicast Policies............................................................................................................................................................ 604
IPv4 Multicast Policies.............................................................................................................................................604
Understanding Multicast Traceroute (mtrace)......................................................................................................... 611
Printing Multicast Traceroute (mtrace) Paths..........................................................................................................611
Supported Error Codes.................................................................................................................................................. 613
mtrace Scenarios............................................................................................................................................................. 614
Chapter 34: Multicast Listener Discovery Protocol.................................................................... 620
18
Contents
MLD timers.......................................................................................................................................................................623
Reducing Host Response Burstiness....................................................................................................................623
Configuring MLD Version..............................................................................................................................................624
Clearing MLD groups......................................................................................................................................................624
Debugging MLD...............................................................................................................................................................624
Explicit Tracking.............................................................................................................................................................. 624
Reducing Leave Latency............................................................................................................................................... 624
Displaying MLD groups table........................................................................................................................................625
Displaying MLD Interfaces............................................................................................................................................625
MLD Snooping................................................................................................................................................................. 625
Enable MLD Snooping..............................................................................................................................................625
Disable MLD Snooping............................................................................................................................................. 626
Configure the switch as a querier.........................................................................................................................626
Specify port as connected to multicast router..................................................................................................626
Enable Snooping Explicit Tracking........................................................................................................................ 626
Display the MLD Snooping Table...........................................................................................................................627
Chapter 35: Object Tracking......................................................................................................628
Object Tracking Overview............................................................................................................................................ 628
Track Layer 2 Interfaces......................................................................................................................................... 629
Track Layer 3 Interfaces......................................................................................................................................... 629
Track IPv4 and IPv6 Routes...................................................................................................................................630
Track a Metric Threshold........................................................................................................................................630
Tracking a Metric Threshold.................................................................................................................................. 630
Track Route Reachability......................................................................................................................................... 631
Tracking Route Reachability...................................................................................................................................632
Configuring track reachability refresh interval...................................................................................................633
Set Tracking Delays..................................................................................................................................................633
VRRP Object Tracking............................................................................................................................................. 633
Object Tracking Configuration.....................................................................................................................................633
Tracking a Layer 2 Interface...................................................................................................................................634
Tracking a Layer 3 Interface...................................................................................................................................634
Configuring track reachability refresh interval.................................................................................................. 636
Displaying Tracked Objects.......................................................................................................................................... 636
Chapter 36: Open Shortest Path First (OSPFv2 and OSPFv3)................................................... 638
Protocol Overview..........................................................................................................................................................638
Autonomous System (AS) Areas...........................................................................................................................638
Area Types..................................................................................................................................................................639
Networks and Neighbors.........................................................................................................................................640
Router Types..............................................................................................................................................................640
Designated and Backup Designated Routers...................................................................................................... 641
Link-State Advertisements (LSAs)........................................................................................................................641
Virtual Links................................................................................................................................................................ 642
Router Priority and Cost......................................................................................................................................... 643
OSPF Implementation.................................................................................................................................................... 643
Fast Convergence (OSPFv2, IPv4 Only)............................................................................................................ 644
Multi-Process OSPFv2 (IPv4 only)...................................................................................................................... 644
RFC-2328 Compliant OSPF Flooding...................................................................................................................644
Contents
19
OSPF ACK Packing...................................................................................................................................................645
Setting OSPF Adjacency with Cisco Routers.................................................................................................... 645
Configuration Information.............................................................................................................................................646
Configuration Task List for OSPFv2 (OSPF for IPv4).....................................................................................646
Sample Configurations for OSPFv2........................................................................................................................... 656
OSPFv3 NSSA................................................................................................................................................................. 658
Configuration Task List for OSPFv3 (OSPF for IPv6).......................................................................................... 658
Enabling IPv6 Unicast Routing.............................................................................................................................. 659
Assigning IPv6 Addresses on an Interface..........................................................................................................659
Assigning Area ID on an Interface.........................................................................................................................659
Assigning OSPFv3 Process ID and Router ID Globally.....................................................................................660
Assigning OSPFv3 Process ID and Router ID to a VRF...................................................................................660
Configuring the Cost of OSPFv3 Routes.............................................................................................................661
Configuring Stub Areas............................................................................................................................................ 661
Configuring Passive-Interface................................................................................................................................ 661
Redistributing Routes...............................................................................................................................................662
Configuring a Default Route...................................................................................................................................662
OSPFv3 Authentication Using IPsec....................................................................................................................662
Troubleshooting OSPFv3........................................................................................................................................ 668
MIB Support for OSPFv3..............................................................................................................................................669
Viewing the OSPFv3 MIB....................................................................................................................................... 669
Chapter 37: Per-VLAN Spanning Tree Plus (PVST+)...................................................................671
Protocol Overview...........................................................................................................................................................671
Implementation Information..........................................................................................................................................672
Configure Per-VLAN Spanning Tree Plus................................................................................................................. 672
Enabling PVST+...............................................................................................................................................................673
Disabling PVST+.............................................................................................................................................................. 673
Influencing PVST+ Root Selection..............................................................................................................................673
Modifying Global PVST+ Parameters.........................................................................................................................675
Modifying Interface PVST+ Parameters................................................................................................................... 675
Configuring an EdgePort...............................................................................................................................................676
PVST+ in Multi-Vendor Networks...............................................................................................................................677
Enabling PVST+ Extend System ID.............................................................................................................................677
PVST+ Sample Configurations.................................................................................................................................... 678
Chapter 38: PIM Sparse-Mode (PIM-SM)..................................................................................680
Implementation Information......................................................................................................................................... 680
Protocol Overview..........................................................................................................................................................680
Requesting Multicast Traffic..................................................................................................................................680
Refuse Multicast Traffic.......................................................................................................................................... 681
Send Multicast Traffic.............................................................................................................................................. 681
Configuring PIM-SSM.................................................................................................................................................... 681
Related Configuration Tasks.................................................................................................................................. 682
Enable PIM-SM................................................................................................................................................................682
Configuring S,G Expiry Timers.....................................................................................................................................683
Configuring a Static Rendezvous Point.....................................................................................................................683
Overriding Bootstrap Router Updates................................................................................................................. 683
Configuring a Designated Router................................................................................................................................684
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