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Dell OS9 Administrator Guide

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Dell EMC Networking OS Configuration
Guide for the Z9100–ON System
9.14.2.6
June 2020
Rev. A00
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid
the problem.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
© 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....................................................................................................................................................................38
Entering and Editing Commands................................................................................................................................... 39
Command History..............................................................................................................................................................40
Filtering show Command Outputs.................................................................................................................................40
Multiple Users in Configuration Mode...........................................................................................................................41
Configuring alias command..............................................................................................................................................41
Viewing alias configuration........................................................................................................................................ 41
Chapter 3: Getting Started..........................................................................................................43
Console Access..................................................................................................................................................................43
Serial Console............................................................................................................................................................... 43
Micro USB-B Access.................................................................................................................................................. 44
Default Configuration....................................................................................................................................................... 45
Configuring a Host Name................................................................................................................................................ 45
Accessing the System Remotely................................................................................................................................... 45
Configure the Management Port IP Address....................................................................................................... 45
Configure a Management Route..............................................................................................................................46
Configuring a Username and Password................................................................................................................. 46
Configuring the Enable Password................................................................................................................................. 47
Configuration File Management.....................................................................................................................................47
Copy Files to and from the System.........................................................................................................................47
Mounting an NFS File System.................................................................................................................................. 48
Save the Running-Configuration............................................................................................................................. 50
Configure the Overload Bit for a Startup Scenario............................................................................................ 50
Viewing Files.................................................................................................................................................................50
Managing the File System................................................................................................................................................51
View Command History................................................................................................................................................... 52
Upgrading Dell EMC Networking OS............................................................................................................................53
Using HTTP for File Transfers....................................................................................................................................... 53
Verify Software Images Before Installation................................................................................................................ 54
Chapter 4: Management.............................................................................................................. 56
Configuring Privilege Levels........................................................................................................................................... 56
Contents
Contents 3
Removing a Command from EXEC Mode..............................................................................................................57
Moving a Command from EXEC Privilege Mode to EXEC Mode.................................................................... 57
Allowing Access to CONFIGURATION Mode Commands..................................................................................57
Allowing Access to Different Modes.......................................................................................................................57
Applying a Privilege Level to a Username............................................................................................................. 58
Applying a Privilege Level to a Terminal Line....................................................................................................... 58
Configuring Logging......................................................................................................................................................... 59
Audit and Security Logs.............................................................................................................................................59
Configuring Logging Format ..............................................................................................................................61
Setting Up a Secure Connection to a Syslog Server................................................................................. 61
Log Messages in the Internal Buffer............................................................................................................................ 62
Disabling System Logging............................................................................................................................................... 62
Sending System Messages to a Syslog Server.......................................................................................................... 63
Configuring a UNIX System as a Syslog Server...................................................................................................63
Track Login Activity..........................................................................................................................................................63
Restrictions for Tracking Login Activity................................................................................................................ 63
Configuring Login Activity Tracking........................................................................................................................63
Display Login Statistics.............................................................................................................................................. 64
Limit Concurrent Login Sessions...................................................................................................................................65
Restrictions for Limiting the Number of Concurrent Sessions........................................................................ 65
Configuring Concurrent Session Limit................................................................................................................... 66
Enabling the System to Clear Existing Sessions..................................................................................................66
Enabling Secured CLI Mode............................................................................................................................................67
Changing System Logging Settings..............................................................................................................................67
Display the Logging Buffer and the Logging Configuration....................................................................................68
Configuring a UNIX Logging Facility Level..................................................................................................................68
Synchronizing Log Messages......................................................................................................................................... 69
Enabling Timestamp on Syslog Messages...................................................................................................................69
File Transfer Services.......................................................................................................................................................72
Enabling the FTP Server............................................................................................................................................ 73
Configuring FTP Server Parameters.......................................................................................................................73
Configuring FTP Client Parameters........................................................................................................................ 73
Terminal Lines.....................................................................................................................................................................74
Denying and Permitting Access to a Terminal Line............................................................................................. 74
Configuring Login Authentication for Terminal Lines......................................................................................... 75
Setting Timeout for EXEC Privilege Mode..................................................................................................................76
Using Telnet to get to Another Network Device....................................................................................................... 76
Lock CONFIGURATION Mode........................................................................................................................................77
LPC Bus Quality Degradation......................................................................................................................................... 77
Reloading the system....................................................................................................................................................... 78
Restoring the Factory Default Settings....................................................................................................................... 79
Restoring Factory Default Environment Variables.............................................................................................. 79
Viewing the Reason for Last System Reboot............................................................................................................ 80
Disabling Syslog Messages for SNMP Authentication Failure Events................................................................. 80
Chapter 5: 802.1X........................................................................................................................ 81
Port-Authentication Process..........................................................................................................................................82
EAP over RADIUS........................................................................................................................................................83
Configuring 802.1X............................................................................................................................................................84
Important Points to Remember..................................................................................................................................... 84
4
Contents
Enabling 802.1X................................................................................................................................................................. 85
Configuring dot1x Profile ................................................................................................................................................86
Configuring the Static MAB and MAB Profile ...........................................................................................................87
Configuring Critical VLAN .............................................................................................................................................. 87
Configuring MAC addresses for a do1x Profile.......................................................................................................... 88
Configuring Request Identity Re-Transmissions........................................................................................................88
Configuring a Quiet Period after a Failed Authentication..................................................................................89
Forcibly Authorizing or Unauthorizing a Port.............................................................................................................90
Re-Authenticating a Port................................................................................................................................................ 90
Configuring Timeouts........................................................................................................................................................91
Configuring Dynamic VLAN Assignment with Port Authentication...................................................................... 92
Guest and Authentication-Fail VLANs......................................................................................................................... 93
Configuring a Guest VLAN........................................................................................................................................ 94
Configuring an Authentication-Fail VLAN............................................................................................................. 94
Chapter 6: Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM).... 96
Optimizing CAM Utilization During the Attachment of ACLs to VLANs............................................................. 96
Guidelines for Configuring ACL VLAN Groups........................................................................................................... 97
Configuring ACL VLAN Groups and Configuring FP Blocks for VLAN Parameters.......................................... 97
Configuring ACL VLAN Groups................................................................................................................................ 97
Configuring FP Blocks for VLAN Parameters.......................................................................................................98
Viewing CAM Usage......................................................................................................................................................... 99
Allocating FP Blocks for VLAN Processes.................................................................................................................100
ACL Optimization to Increase Number of Supported IPv4 ACLs........................................................................ 100
Optimizing ACL for More Number of IPv4 ACL Rules.......................................................................................101
Chapter 7: Access Control Lists (ACLs)..................................................................................... 102
IP Access Control Lists (ACLs)....................................................................................................................................103
CAM Usage................................................................................................................................................................. 103
Implementing ACLs on Dell EMC Networking OS..............................................................................................104
Configure ACL Range Profiles......................................................................................................................................106
Important Points to Remember....................................................................................................................................106
Configuration Task List for Route Maps.............................................................................................................. 107
Configuring Match Routes...................................................................................................................................... 109
Configuring Set Conditions...................................................................................................................................... 110
Configure a Route Map for Route Redistribution................................................................................................111
Configure a Route Map for Route Tagging...........................................................................................................111
Continue Clause...........................................................................................................................................................111
IP Fragment Handling...................................................................................................................................................... 112
IP Fragments ACL Examples....................................................................................................................................112
Layer 4 ACL Rules Examples....................................................................................................................................112
Configure a Standard IP ACL........................................................................................................................................ 113
Configuring a Standard IP ACL Filter.....................................................................................................................114
Configure an Extended IP ACL..................................................................................................................................... 115
Configuring Filters with a Sequence Number......................................................................................................115
Configuring Filters Without a Sequence Number............................................................................................... 117
Configure Layer 2 and Layer 3 ACLs...........................................................................................................................118
Assign an IP ACL to an Interface..................................................................................................................................119
Applying an IP ACL...........................................................................................................................................................119
Contents
5
Counting ACL Hits......................................................................................................................................................119
Configure Ingress ACLs..................................................................................................................................................120
Configure Egress ACLs.................................................................................................................................................. 120
Applying Egress Layer 3 ACLs (Control-Plane).................................................................................................. 121
Configuring UDF ACL...................................................................................................................................................... 121
IP Prefix Lists....................................................................................................................................................................124
Configuration Task List for Prefix Lists................................................................................................................124
ACL Remarks.................................................................................................................................................................... 127
Configuring a Remark................................................................................................................................................127
Deleting a Remark......................................................................................................................................................128
ACL Resequencing.......................................................................................................................................................... 128
Resequencing an ACL or Prefix List......................................................................................................................129
Route Maps.......................................................................................................................................................................130
Chapter 8: Bidirectional Forwarding Detection (BFD)................................................................. 131
How BFD Works................................................................................................................................................................131
BFD Packet Format...................................................................................................................................................132
BFD Sessions.............................................................................................................................................................. 133
BFD Three-Way Handshake.................................................................................................................................... 134
Session State Changes.............................................................................................................................................135
Important Points to Remember....................................................................................................................................135
Configure BFD..................................................................................................................................................................135
Configure BFD for Physical Ports..........................................................................................................................136
Configure BFD for Static Routes........................................................................................................................... 137
Configure BFD for IPv6 Static Routes.................................................................................................................. 141
Configure BFD for OSPF..........................................................................................................................................143
Configure BFD for OSPFv3..................................................................................................................................... 148
Configure BFD for IS-IS........................................................................................................................................... 150
Configure BFD for BGP............................................................................................................................................152
Configure BFD for VRRP......................................................................................................................................... 159
Configuring Protocol Liveness................................................................................................................................ 161
Chapter 9: Border Gateway Protocol (BGP)............................................................................... 162
BGP IP version 4 (BGPv4) Overview......................................................................................................................... 162
BGP Autonomous Systems......................................................................................................................................162
AS4 Number Representation.................................................................................................................................. 164
Four-Byte AS Numbers............................................................................................................................................ 166
BGP router ID............................................................................................................................................................. 166
Sessions and Peers....................................................................................................................................................166
Establish a Session.................................................................................................................................................... 166
BGP Attributes for selecting Best Path............................................................................................................... 167
Multiprotocol BGP..................................................................................................................................................... 172
BGP global and address family configuration......................................................................................................173
Implement BGP with Dell EMC Networking OS................................................................................................. 174
Configuration Information........................................................................................................................................ 177
Basic BGP configuration tasks......................................................................................................................................177
Prerequisite for configuring a BGP network....................................................................................................... 177
Restrictions..................................................................................................................................................................178
Enabling BGP.............................................................................................................................................................. 178
6
Contents
Enabling four-byte autonomous system numbers............................................................................................. 180
Changing a BGP router ID....................................................................................................................................... 180
Configuring AS4 Number Representations.......................................................................................................... 181
Configuring a BGP peer............................................................................................................................................182
Example-Configuring BGP routing between peers............................................................................................183
BGP peer group..........................................................................................................................................................184
Advanced BGP configuration tasks............................................................................................................................ 190
Route-refresh and Soft-reconfiguration..............................................................................................................190
Aggregating Routes...................................................................................................................................................193
Filtering BGP...............................................................................................................................................................195
Configuring BGP Fast Fall-Over............................................................................................................................200
Configuring Passive Peering................................................................................................................................... 201
Enabling Graceful Restart....................................................................................................................................... 202
Redistributing Routes...............................................................................................................................................203
Enabling Additional Paths........................................................................................................................................204
Configuring IP Community Lists............................................................................................................................204
Configuring an IP Extended Community List..................................................................................................... 205
Configure BGP attributes....................................................................................................................................... 206
Enabling Multipath.....................................................................................................................................................210
Route Reflectors........................................................................................................................................................210
Enabling Route Flap Dampening.............................................................................................................................212
Changing BGP keepalive and hold timers............................................................................................................ 214
Setting the extended timer..................................................................................................................................... 214
Enabling or disabling BGP neighbors.....................................................................................................................215
Route Map Continue................................................................................................................................................. 216
Configuring BGP Confederations...........................................................................................................................217
Configuring a BGP VRF address family................................................................................................................ 217
Maintaining Existing AS Numbers During an AS Migration..............................................................................218
Allowing an AS Number to Appear in its Own AS Path.................................................................................... 219
Enabling MBGP Configurations............................................................................................................................. 220
MBGP support for IPv6...........................................................................................................................................220
Configuring IPv6 MBGP between peers............................................................................................................. 220
Example-Configuring IPv4 and IPv6 neighbors.................................................................................................. 221
Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor...................................223
BGP Regular Expression Optimization.................................................................................................................225
Debugging BGP......................................................................................................................................................... 225
Chapter 10: Content Addressable Memory (CAM)......................................................................227
CAM Allocation................................................................................................................................................................ 227
Test CAM Usage............................................................................................................................................................. 229
View CAM-ACL Settings...............................................................................................................................................229
View CAM Usage............................................................................................................................................................ 230
Configuring CAM Threshold and Silence Period...................................................................................................... 231
CAM Optimization...........................................................................................................................................................232
Troubleshoot CAM Profiling......................................................................................................................................... 232
QoS CAM Region Limitation...................................................................................................................................232
Syslog Error When the Table is Full......................................................................................................................233
Syslog Warning Upon 90 Percent Utilization of CAM......................................................................................233
Syslog Warning for Discrepancies Between Configured Extended Prefixes.............................................. 233
Unified Forwarding Table (UFT) Modes....................................................................................................................233
Contents
7
Configuring UFT Modes.......................................................................................................................................... 233
IPv6 CAM ACL Region...................................................................................................................................................234
Important Points to Remember............................................................................................................................. 234
Convert the IPv6 ACL CAM to Double-Wide..................................................................................................... 234
Sharing CAM space between IPv4 QoS and IPv6 ACLs................................................................................. 235
Chapter 11: Control Plane Policing (CoPP)................................................................................ 236
Configure Control Plane Policing.................................................................................................................................237
Configuring CoPP for Protocols............................................................................................................................238
Configuring CoPP for CPU Queues......................................................................................................................239
Protocol to CPU Queue Mapping..........................................................................................................................240
Configuring Protocol to CPU Queue Mapping....................................................................................................241
Displaying CoPP Configuration .............................................................................................................................242
Chapter 12: Data Center Bridging (DCB)....................................................................................244
Ethernet Enhancements in Data Center Bridging...................................................................................................244
Priority-Based Flow Control................................................................................................................................... 245
Enhanced Transmission Selection.........................................................................................................................246
Data Center Bridging Exchange Protocol (DCBx)............................................................................................ 247
Data Center Bridging in a Traffic Flow................................................................................................................ 248
Buffer Organization.................................................................................................................................................. 248
Enabling Data Center Bridging.................................................................................................................................... 250
DCB Maps and its Attributes................................................................................................................................. 250
Data Center Bridging: Default Configuration............................................................................................................251
Configuring Priority-Based Flow Control...................................................................................................................251
Configuring Lossless Queues................................................................................................................................. 252
Configuring PFC in a DCB Map................................................................................................................................... 253
Applying a DCB Map on a Port....................................................................................................................................254
Configuring PFC without a DCB Map........................................................................................................................255
Configuring PFC Asymmetric...................................................................................................................................... 255
Priority-Based Flow Control Using Dynamic Buffer Method............................................................................... 256
Shared headroom for lossless or PFC packets........................................................................................................257
Configuring Shared Head Room Buffer...............................................................................................................258
Viewing Shared Head Room Usage...................................................................................................................... 258
Monitoring Buffer Statistics for Tracking Purposes.........................................................................................259
Behavior of Tagged Packets........................................................................................................................................259
Configuration Example for DSCP and PFC Priorities.............................................................................................260
SNMP Support for PFC and Buffer Statistics Tracking....................................................................................... 260
Performing PFC Using DSCP Bits Instead of 802.1p Bits..................................................................................... 261
PFC and ETS Configuration Examples.......................................................................................................................262
Using PFC to Manage Converged Ethernet Traffic...............................................................................................262
Operations on Untagged Packets...............................................................................................................................262
Generation of PFC for a Priority for Untagged Packets.......................................................................................262
Configure Enhanced Transmission Selection........................................................................................................... 262
Creating an ETS Priority Group............................................................................................................................. 262
ETS Operation with DCBx.......................................................................................................................................263
Configuring ETS in a DCB Map..............................................................................................................................264
Hierarchical Scheduling in ETS Output Policies...................................................................................................... 265
Using ETS to Manage Converged Ethernet Traffic............................................................................................... 265
8
Contents
Applying DCB Policies in a Switch Stack.................................................................................................................. 266
Configure a DCBx Operation........................................................................................................................................266
DCBx Operation.........................................................................................................................................................266
DCBx Port Roles........................................................................................................................................................266
DCB Configuration Exchange.................................................................................................................................268
Configuration Source Election............................................................................................................................... 268
Propagation of DCB Information...........................................................................................................................268
Auto-Detection and Manual Configuration of the DCBx Version..................................................................269
DCBx Example........................................................................................................................................................... 269
DCBx Prerequisites and Restrictions................................................................................................................... 269
Configuring DCBx......................................................................................................................................................270
Verifying the DCB Configuration.................................................................................................................................272
QoS dot1p Traffic Classification and Queue Assignment......................................................................................279
Configuring the Dynamic Buffer Method..................................................................................................................280
Sample DCB Configuration............................................................................................................................................281
Chapter 13: Dynamic Host Configuration Protocol (DHCP)........................................................ 283
DHCP Packet Format and Options.............................................................................................................................283
Assign an IP Address using DHCP.............................................................................................................................. 284
Implementation Information......................................................................................................................................... 285
Configure the System to be a DHCP Server........................................................................................................... 286
Configuring the Server for Automatic Address Allocation..............................................................................286
Specifying a Default Gateway................................................................................................................................287
Configure a Method of Hostname Resolution....................................................................................................288
Using DNS for Address Resolution....................................................................................................................... 288
Using NetBIOS WINS for Address Resolution....................................................................................................288
Creating Manual Binding Entries........................................................................................................................... 288
Debugging the DHCP Server................................................................................................................................. 289
Using DHCP Clear Commands...............................................................................................................................289
Configure the System to be a DHCP Client............................................................................................................. 289
Configuring the DHCP Client System.................................................................................................................. 289
DHCP Client on a Management Interface........................................................................................................... 291
DHCP Client Operation with Other Features......................................................................................................291
DHCP Relay When DHCP Server and Client are in Different VRFs................................................................... 292
Configuring Route Leaking between VRFs on DHCP Relay Agent...............................................................292
Non-default VRF configuration for DHCPv6 helper address............................................................................... 293
Configuring DHCP relay source interface.................................................................................................................293
Global DHCP relay source IPv4 or IPv6 configuration ....................................................................................294
Interface level DHCP relay source IPv4 or IPv6 configuration .....................................................................294
Configure Secure DHCP............................................................................................................................................... 295
Option 82 (DHCPv4 relay options).......................................................................................................................295
DHCPv6 relay agent options..................................................................................................................................296
DHCP Snooping.........................................................................................................................................................296
Drop DHCP Packets on Snooped VLANs Only...................................................................................................301
Dynamic ARP Inspection.......................................................................................................................................... 301
Configuring Dynamic ARP Inspection................................................................................................................... 301
Source Address Validation............................................................................................................................................303
Enabling IP Source Address Validation................................................................................................................ 303
DHCP MAC Source Address Validation...............................................................................................................303
Enabling IP+MAC Source Address Validation.................................................................................................... 304
Contents
9
Viewing the Number of SAV Dropped Packets................................................................................................. 304
Clearing the Number of SAV Dropped Packets.................................................................................................305
Chapter 14: Equal Cost Multi-Path (ECMP)............................................................................... 306
ECMP for Flow-Based Affinity.................................................................................................................................... 306
Configuring the Hash Algorithm............................................................................................................................ 306
Enabling Deterministic ECMP Next Hop............................................................................................................. 306
Configuring the Hash Algorithm Seed..................................................................................................................307
Link Bundle Monitoring..................................................................................................................................................307
Managing ECMP Group Paths...............................................................................................................................308
Creating an ECMP Group Bundle..........................................................................................................................308
Modifying the ECMP Group Threshold................................................................................................................308
Support for /128 IPv6 and /32 IPv4 Prefixes in Layer 3 Host Table and LPM Table..............................309
Support for ECMP in host table............................................................................................................................309
Support for moving /128 IPv6 Prefixes and /32 IPv4 Prefixes ....................................................................309
Chapter 15: FIP Snooping...........................................................................................................310
Fibre Channel over Ethernet.........................................................................................................................................310
Ensure Robustness in a Converged Ethernet Network..........................................................................................310
FIP Snooping on Ethernet Bridges............................................................................................................................... 311
Using FIP Snooping......................................................................................................................................................... 313
FIP Snooping Prerequisites......................................................................................................................................313
Important Points to Remember..............................................................................................................................313
Enabling the FCoE Transit Feature........................................................................................................................314
Enable FIP Snooping on VLANs..............................................................................................................................314
Configure the FC-MAP Value................................................................................................................................. 315
Configure a Port for a Bridge-to-Bridge Link..................................................................................................... 315
Configure a Port for a Bridge-to-FCF Link......................................................................................................... 315
Impact on Other Software Features..................................................................................................................... 315
FIP Snooping Restrictions....................................................................................................................................... 316
Configuring FIP Snooping........................................................................................................................................ 316
Displaying FIP Snooping Information.......................................................................................................................... 316
FCoE Transit Configuration Example..........................................................................................................................321
Chapter 16: Flex Hash and Optimized Boot-Up...........................................................................323
Flex Hash Capability Overview.................................................................................................................................... 323
Configuring the Flex Hash Mechanism...................................................................................................................... 323
Configuring Fast Boot and LACP Fast Switchover................................................................................................ 324
Optimizing the Boot Time............................................................................................................................................. 324
Interoperation of Applications with Fast Boot and System States.................................................................... 325
RDMA Over Converged Ethernet (RoCE) Overview............................................................................................. 328
Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces................................................................................. 328
Chapter 17: Force10 Resilient Ring Protocol (FRRP)..................................................................330
Protocol Overview..........................................................................................................................................................330
Ring Status.................................................................................................................................................................. 331
Multiple FRRP Rings..................................................................................................................................................331
Important FRRP Points............................................................................................................................................332
Important FRRP Concepts......................................................................................................................................333
10
Contents
Implementing FRRP........................................................................................................................................................333
FRRP Configuration........................................................................................................................................................334
Creating the FRRP Group....................................................................................................................................... 334
Configuring the Control VLAN............................................................................................................................... 334
Configuring and Adding the Member VLANs..................................................................................................... 335
Setting the FRRP Timers........................................................................................................................................ 336
Clearing the FRRP Counters.................................................................................................................................. 336
Viewing the FRRP Configuration.......................................................................................................................... 336
Viewing the FRRP Information...............................................................................................................................337
Troubleshooting FRRP................................................................................................................................................... 337
Sample Configuration and Topology...........................................................................................................................337
FRRP Support on VLT................................................................................................................................................... 338
Chapter 18: GARP VLAN Registration Protocol (GVRP)..............................................................341
Configure GVRP.............................................................................................................................................................. 342
Enabling GVRP Globally.................................................................................................................................................342
Enabling GVRP on a Layer 2 Interface...................................................................................................................... 343
Configure GVRP Registration...................................................................................................................................... 343
Configure a GARP Timer...............................................................................................................................................344
Chapter 19: Internet Group Management Protocol (IGMP)........................................................ 345
IGMP Protocol Overview.............................................................................................................................................. 345
IGMP Version 2..........................................................................................................................................................345
IGMP Version 3..........................................................................................................................................................347
Configure IGMP...............................................................................................................................................................349
Viewing IGMP Enabled Interfaces.............................................................................................................................. 350
Selecting an IGMP Version...........................................................................................................................................350
Viewing IGMP Groups.................................................................................................................................................... 351
Adjusting Timers.............................................................................................................................................................. 351
Adjusting Query and Response Timers................................................................................................................. 351
Enabling IGMP Immediate-Leave................................................................................................................................ 352
IGMP Snooping................................................................................................................................................................352
Configuring IGMP Snooping................................................................................................................................... 353
Removing a Group-Port Association.................................................................................................................... 353
Disabling Multicast Flooding................................................................................................................................... 354
Specifying a Port as Connected to a Multicast Router................................................................................... 354
Configuring the Switch as Querier........................................................................................................................354
Fast Convergence after MSTP Topology Changes................................................................................................355
Egress Interface Selection (EIS) for HTTP and IGMP Applications...................................................................355
Designating a Multicast Router Interface................................................................................................................. 362
Chapter 20: Interfaces.............................................................................................................. 363
Interface Types................................................................................................................................................................364
View Basic Interface Information................................................................................................................................364
Resetting an Interface to its Factory Default State...............................................................................................366
Enabling a Physical Interface....................................................................................................................................... 366
Physical Interfaces..........................................................................................................................................................367
Configuration Task List for Physical Interfaces.................................................................................................367
Overview of Layer Modes....................................................................................................................................... 367
Contents
11
Configuring Layer 2 (Data Link) Mode................................................................................................................ 368
Configuring Layer 2 (Interface) Mode.................................................................................................................368
Configuring Layer 3 (Network) Mode..................................................................................................................368
Configuring Layer 3 (Interface) Mode.................................................................................................................369
Automatic recovery of an Err-disabled interface....................................................................................................369
Configuring an automatic recovery for an Err-disabled interface.................................................................370
Egress Interface Selection (EIS)..................................................................................................................................371
Configuring EIS...........................................................................................................................................................371
Management Interfaces................................................................................................................................................. 371
Configuring Management Interfaces.....................................................................................................................371
Configuring a Management Interface on an Ethernet Port............................................................................ 372
VLAN Interfaces.............................................................................................................................................................. 372
Loopback Interfaces....................................................................................................................................................... 373
Null Interfaces..................................................................................................................................................................373
Configuring Port Delay...................................................................................................................................................374
Port Channel Interfaces.................................................................................................................................................374
Port Channel Definition and Standards................................................................................................................374
Port Channel Benefits..............................................................................................................................................374
Port Channel Implementation.................................................................................................................................375
Interfaces in Port Channels.................................................................................................................................... 375
Configuration Tasks for Port Channel Interfaces..............................................................................................375
Creating a Port Channel.......................................................................................................................................... 375
Adding a Physical Interface to a Port Channel.................................................................................................. 376
Reassigning an Interface to a New Port Channel..............................................................................................377
Configuring the Minimum Oper Up Links in a Port Channel........................................................................... 378
Adding or Removing a Port Channel from a VLAN........................................................................................... 378
Assigning an IP Address to a Port Channel.........................................................................................................379
Deleting or Disabling a Port Channel.................................................................................................................... 379
Load Balancing Through Port Channels.............................................................................................................. 380
Load-Balancing Method.......................................................................................................................................... 380
Changing the Hash Algorithm................................................................................................................................ 380
Bulk Configuration........................................................................................................................................................... 381
Interface Range..........................................................................................................................................................381
Bulk Configuration Examples..................................................................................................................................382
Defining Interface Range Macros............................................................................................................................... 383
Define the Interface Range.....................................................................................................................................384
Choosing an Interface-Range Macro................................................................................................................... 384
Monitoring and Maintaining Interfaces......................................................................................................................384
Maintenance Using TDR..........................................................................................................................................385
Non Dell-Qualified Transceivers.................................................................................................................................. 385
Splitting 100G Ports....................................................................................................................................................... 386
Link Dampening............................................................................................................................................................... 387
Enabling Link Dampening........................................................................................................................................ 390
Link Bundle Monitoring...................................................................................................................................................391
Using Ethernet Pause Frames for Flow Control...................................................................................................... 391
Enabling Pause Frames............................................................................................................................................392
Configure the MTU Size on an Interface.................................................................................................................. 392
Configuring wavelength for 10–Gigabit SFP+ optics.............................................................................................393
Port-Pipes.........................................................................................................................................................................394
CR4 Auto-Negotiation................................................................................................................................................... 394
12
Contents
Setting the Speed of Ethernet Interfaces................................................................................................................ 394
Syslog Warning Upon Connecting SFP28 Optics with QSA................................................................................ 395
FEC Configuration.......................................................................................................................................................... 396
View interface information with FEC type................................................................................................................397
View Advanced Interface Information....................................................................................................................... 399
Configuring the Interface Sampling Size.............................................................................................................399
Configuring the Traffic Sampling Size Globally....................................................................................................... 400
Dynamic Counters...........................................................................................................................................................402
Clearing Interface Counters................................................................................................................................... 402
Enhanced Validation of Interface Ranges.................................................................................................................403
Compressing Configuration Files................................................................................................................................ 403
OUI on 25G and 50G Interfaces................................................................................................................................. 405
Configuring OUI on 25G and 50G Interfaces.....................................................................................................405
Chapter 21: IPv4 Routing...........................................................................................................406
IP Addresses.....................................................................................................................................................................407
Configuration Tasks for IP Addresses........................................................................................................................407
Assigning IP Addresses to an Interface..................................................................................................................... 407
Configuring Static Routes............................................................................................................................................ 408
Adding description for IPv4 and IPv6 static routes..........................................................................................409
Configure Static Routes for the Management Interface....................................................................................... 410
IPv4 Path MTU Discovery Overview.......................................................................................................................... 410
Using the Configured Source IP Address in ICMP Messages............................................................................... 411
Configuring the Duration to Establish a TCP Connection...................................................................................... 411
Enabling Directed Broadcast......................................................................................................................................... 411
Resolution of Host Names.............................................................................................................................................412
Enabling Dynamic Resolution of Host Names........................................................................................................... 412
Specifying the Local System Domain and a List of Domains................................................................................ 413
Configuring DNS with Traceroute............................................................................................................................... 413
ARP..................................................................................................................................................................................... 414
Configuration Tasks for ARP........................................................................................................................................ 414
Configuring Static ARP Entries.................................................................................................................................... 414
Enabling Proxy ARP........................................................................................................................................................ 415
Clearing ARP Cache........................................................................................................................................................415
ARP Learning via Gratuitous ARP............................................................................................................................... 415
Enabling ARP Learning via Gratuitous ARP...............................................................................................................415
ARP Learning via ARP Request....................................................................................................................................416
Configuring ARP Retries................................................................................................................................................ 416
ICMP................................................................................................................................................................................... 417
Configuration Tasks for ICMP...................................................................................................................................... 417
Enabling ICMP Unreachable Messages...................................................................................................................... 417
ICMP Redirects................................................................................................................................................................ 417
UDP Helper........................................................................................................................................................................418
Enabling UDP Helper.......................................................................................................................................................419
Configuring a Broadcast Address................................................................................................................................ 419
Configurations Using UDP Helper............................................................................................................................... 419
UDP Helper with Broadcast-All Addresses...............................................................................................................420
UDP Helper with Subnet Broadcast Addresses...................................................................................................... 420
UDP Helper with Configured Broadcast Addresses................................................................................................421
UDP Helper with No Configured Broadcast Addresses......................................................................................... 421
Contents
13
Troubleshooting UDP Helper........................................................................................................................................422
Chapter 22: IPv6 Routing.......................................................................................................... 423
Protocol Overview.......................................................................................................................................................... 423
Extended Address Space........................................................................................................................................ 423
Stateless Autoconfiguration................................................................................................................................... 423
IPv6 Headers..............................................................................................................................................................424
Longest Prefix Match (LPM) Table and IPv6 /65 – /128 support...............................................................424
IPv6 Header Fields....................................................................................................................................................425
Extension Header Fields.......................................................................................................................................... 427
Addressing.................................................................................................................................................................. 428
Implementing IPv6 with Dell EMC Networking OS.................................................................................................429
ICMPv6..............................................................................................................................................................................429
Path MTU discovery...................................................................................................................................................... 429
IPv6 Neighbor Discovery...............................................................................................................................................430
IPv6 Neighbor Discovery of MTU Packets......................................................................................................... 430
Configuring the IPv6 Recursive DNS Server..................................................................................................... 430
Debugging IPv6 RDNSS Information Sent to the Host ...................................................................................431
Displaying IPv6 RDNSS Information..................................................................................................................... 432
Secure Shell (SSH) Over an IPv6 Transport............................................................................................................432
Configuration Tasks for IPv6....................................................................................................................................... 433
Adjusting Your CAM-Profile....................................................................................................................................433
Assigning an IPv6 Address to an Interface......................................................................................................... 433
Assigning a Static IPv6 Route................................................................................................................................434
Configuring Telnet with IPv6................................................................................................................................. 434
SNMP over IPv6........................................................................................................................................................435
Displaying IPv6 Information.................................................................................................................................... 435
Displaying an IPv6 Interface Information............................................................................................................ 435
Showing IPv6 Routes...............................................................................................................................................436
Showing the Running-Configuration for an Interface...................................................................................... 437
Clearing IPv6 Routes................................................................................................................................................438
Configuring IPv6 RA Guard.......................................................................................................................................... 438
Chapter 23: iSCSI Optimization.................................................................................................440
iSCSI Optimization Overview....................................................................................................................................... 440
Monitoring iSCSI Traffic Flows...............................................................................................................................441
Application of Quality of Service to iSCSI Traffic Flows................................................................................. 442
Information Monitored in iSCSI Traffic Flows....................................................................................................442
Detection and Auto-Configuration for Dell EqualLogic Arrays.......................................................................443
Configuring Detection and Ports for Dell Compellent Arrays.........................................................................443
Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer.......................................................... 443
Enable and Disable iSCSI Optimization................................................................................................................ 444
Default iSCSI Optimization Values..............................................................................................................................444
iSCSI Optimization Prerequisites................................................................................................................................ 445
Configuring iSCSI Optimization................................................................................................................................... 445
Displaying iSCSI Optimization Information............................................................................................................... 446
Chapter 24: Intermediate System to Intermediate System.........................................................448
IS-IS Protocol Overview................................................................................................................................................448
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IS-IS Addressing.............................................................................................................................................................. 448
Multi-Topology IS-IS...................................................................................................................................................... 449
Transition Mode.........................................................................................................................................................449
Interface Support......................................................................................................................................................449
Adjacencies.................................................................................................................................................................449
Graceful Restart..............................................................................................................................................................450
Timers.......................................................................................................................................................................... 450
Implementation Information......................................................................................................................................... 450
Configuration Information..............................................................................................................................................451
Configuration Tasks for IS-IS..................................................................................................................................451
Configuring the Distance of a Route....................................................................................................................458
Changing the IS-Type.............................................................................................................................................. 458
Redistributing IPv4 Routes......................................................................................................................................461
Redistributing IPv6 Routes......................................................................................................................................461
Configuring Authentication Passwords............................................................................................................... 462
Setting the Overload Bit..........................................................................................................................................462
Debugging IS-IS.........................................................................................................................................................463
IS-IS Metric Styles..........................................................................................................................................................464
Configure Metric Values................................................................................................................................................464
Maximum Values in the Routing Table.................................................................................................................464
Change the IS-IS Metric Style in One Level Only............................................................................................. 464
Leaks from One Level to Another.........................................................................................................................466
Sample Configurations...................................................................................................................................................466
Chapter 25: In-Service Software Upgrade................................................................................. 469
ISSU Introduction............................................................................................................................................................469
Fastboot 2.0 (Zero Loss Upgrade).............................................................................................................................469
L2 ISSU..............................................................................................................................................................................470
L3 ISSU..............................................................................................................................................................................470
CoPP.................................................................................................................................................................................. 470
Mirroring flow control packets..................................................................................................................................... 471
PFC......................................................................................................................................................................................471
QoS......................................................................................................................................................................................471
Tunnel Configuration.......................................................................................................................................................471
Chapter 26: Link Aggregation Control Protocol (LACP)............................................................. 472
Introduction to Dynamic LAGs and LACP................................................................................................................. 472
Important Points to Remember............................................................................................................................. 472
LACP Modes...............................................................................................................................................................473
Configuring LACP Commands................................................................................................................................473
LACP Configuration Tasks............................................................................................................................................473
Creating a LAG...........................................................................................................................................................474
Configuring the LAG Interfaces as Dynamic.......................................................................................................474
Setting the LACP Long Timeout............................................................................................................................474
Monitoring and Debugging LACP.......................................................................................................................... 475
Shared LAG State Tracking..........................................................................................................................................475
Configuring Shared LAG State Tracking............................................................................................................. 476
Important Points about Shared LAG State Tracking........................................................................................ 477
LACP Basic Configuration Example............................................................................................................................478
Contents
15
Configure a LAG on ALPHA....................................................................................................................................478
Chapter 27: Layer 2................................................................................................................... 486
Manage the MAC Address Table................................................................................................................................ 486
Clearing the MAC Address Table.......................................................................................................................... 486
Setting the Aging Time for Dynamic Entries...................................................................................................... 486
Configuring a Static MAC Address....................................................................................................................... 487
Displaying the MAC Address Table....................................................................................................................... 487
MAC Learning Limit........................................................................................................................................................ 487
Setting the MAC Learning Limit............................................................................................................................ 488
mac learning-limit Dynamic..................................................................................................................................... 488
mac learning-limit mac-address-sticky................................................................................................................ 488
mac learning-limit station-move............................................................................................................................ 488
mac learning-limit no-station-move......................................................................................................................489
Learning Limit Violation Actions............................................................................................................................ 489
Setting Station Move Violation Actions...............................................................................................................489
Recovering from Learning Limit and Station Move Violations.......................................................................490
Disabling MAC Address Learning on the System....................................................................................................490
Enabling port security.................................................................................................................................................... 490
NIC Teaming..................................................................................................................................................................... 491
Configure Redundant Pairs...........................................................................................................................................492
Far-End Failure Detection.............................................................................................................................................495
FEFD State Changes................................................................................................................................................495
Configuring FEFD......................................................................................................................................................496
Enabling FEFD on an Interface.............................................................................................................................. 497
Debugging FEFD........................................................................................................................................................498
Chapter 28: Link Layer Discovery Protocol (LLDP).................................................................... 499
802.1AB (LLDP) Overview............................................................................................................................................499
Protocol Data Units.................................................................................................................................................. 499
Optional TLVs................................................................................................................................................................... 501
Management TLVs.................................................................................................................................................... 501
TIA-1057 (LLDP-MED) Overview............................................................................................................................... 502
TIA Organizationally Specific TLVs.......................................................................................................................502
Configure LLDP...............................................................................................................................................................505
CONFIGURATION versus INTERFACE Configurations......................................................................................... 506
Enabling LLDP..................................................................................................................................................................507
Disabling and Undoing LLDP.................................................................................................................................. 507
Enabling LLDP on Management Ports....................................................................................................................... 507
Disabling and Undoing LLDP on Management Ports........................................................................................507
Advertising TLVs.............................................................................................................................................................508
Storing and Viewing Unrecognized LLDP TLVs...................................................................................................... 509
Viewing the LLDP Configuration.................................................................................................................................509
Viewing Information Advertised by Adjacent LLDP Neighbors............................................................................ 510
Examples of Viewing Information Advertised by Neighbors........................................................................... 510
Configuring LLDPDU Intervals......................................................................................................................................513
Configuring LLDP Notification Interval...................................................................................................................... 513
Configuring Transmit and Receive Mode...................................................................................................................514
Configuring the Time to Live Value.............................................................................................................................515
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Contents
Debugging LLDP.............................................................................................................................................................. 515
Relevant Management Objects....................................................................................................................................516
Chapter 29: Microsoft Network Load Balancing......................................................................... 521
Configuring a Switch for NLB .....................................................................................................................................522
Enabling a Switch for Multicast NLB................................................................................................................... 523
Chapter 30: Multicast Source Discovery Protocol (MSDP)........................................................ 524
Anycast RP.......................................................................................................................................................................525
Implementation Information......................................................................................................................................... 526
Configure Multicast Source Discovery Protocol..................................................................................................... 526
Related Configuration Tasks.................................................................................................................................. 526
Enable MSDP................................................................................................................................................................... 530
Manage the Source-Active Cache.............................................................................................................................. 531
Viewing the Source-Active Cache.........................................................................................................................531
Limiting the Source-Active Cache.........................................................................................................................531
Clearing the Source-Active Cache........................................................................................................................ 531
Enabling the Rejected Source-Active Cache..................................................................................................... 532
Accept Source-Active Messages that Fail the RFP Check.................................................................................. 532
Specifying Source-Active Messages..........................................................................................................................535
Limiting the Source-Active Messages from a Peer................................................................................................536
Preventing MSDP from Caching a Local Source.................................................................................................... 536
Preventing MSDP from Caching a Remote Source................................................................................................537
Preventing MSDP from Advertising a Local Source...............................................................................................537
Logging Changes in Peership States......................................................................................................................... 538
Terminating a Peership..................................................................................................................................................538
Clearing Peer Statistics.................................................................................................................................................538
Debugging MSDP............................................................................................................................................................539
MSDP with Anycast RP.................................................................................................................................................539
Configuring Anycast RP................................................................................................................................................ 540
Reducing Source-Active Message Flooding........................................................................................................541
Specifying the RP Address Used in SA Messages.............................................................................................541
MSDP Sample Configurations......................................................................................................................................543
Chapter 31: Multiple Spanning Tree Protocol (MSTP)............................................................... 546
Spanning Tree Variations.............................................................................................................................................. 547
Implementation Information....................................................................................................................................547
Configure Multiple Spanning Tree Protocol............................................................................................................. 547
Related Configuration Tasks.................................................................................................................................. 547
Enable Multiple Spanning Tree Globally.................................................................................................................... 548
Adding and Removing Interfaces................................................................................................................................ 548
Creating Multiple Spanning Tree Instances..............................................................................................................548
Influencing MSTP Root Selection...............................................................................................................................550
Interoperate with Non-Dell Bridges........................................................................................................................... 550
Changing the Region Name or Revision....................................................................................................................550
Modifying Global Parameters....................................................................................................................................... 551
Modifying the Interface Parameters.......................................................................................................................... 552
Setting STP path cost as constant............................................................................................................................ 553
Configuring an EdgePort...............................................................................................................................................553
Contents
17
Flush MAC Addresses after a Topology Change.................................................................................................... 554
MSTP Sample Configurations......................................................................................................................................554
Debugging and Verifying MSTP Configurations......................................................................................................558
Chapter 32: Multicast Features................................................................................................. 560
Enabling IP Multicast..................................................................................................................................................... 560
Implementation Information......................................................................................................................................... 560
Multicast Policies.............................................................................................................................................................561
IPv4 Multicast Policies............................................................................................................................................. 561
Understanding Multicast Traceroute (mtrace)....................................................................................................... 568
Printing Multicast Traceroute (mtrace) Paths........................................................................................................ 568
Supported Error Codes..................................................................................................................................................570
mtrace Scenarios............................................................................................................................................................. 571
Chapter 33: Multicast Listener Discovery Protocol.................................................................... 577
MLD timers.......................................................................................................................................................................580
Reducing Host Response Burstiness................................................................................................................... 580
Configuring MLD Version...............................................................................................................................................581
Clearing MLD groups...................................................................................................................................................... 581
Debugging MLD............................................................................................................................................................... 581
Explicit Tracking...............................................................................................................................................................581
Reducing Leave Latency................................................................................................................................................581
Displaying MLD groups table........................................................................................................................................582
Displaying MLD Interfaces............................................................................................................................................ 582
MLD Snooping................................................................................................................................................................. 582
Enable MLD Snooping..............................................................................................................................................583
Disable MLD Snooping............................................................................................................................................. 583
Configure the switch as a querier.........................................................................................................................583
Specify port as connected to multicast router..................................................................................................583
Enable Snooping Explicit Tracking........................................................................................................................ 583
Display the MLD Snooping Table.......................................................................................................................... 584
Chapter 34: Object Tracking..................................................................................................... 585
Object Tracking Overview............................................................................................................................................ 585
Track Layer 2 Interfaces......................................................................................................................................... 586
Track Layer 3 Interfaces......................................................................................................................................... 586
Track IPv4 and IPv6 Routes...................................................................................................................................586
Set Tracking Delays.................................................................................................................................................. 587
VRRP Object Tracking.............................................................................................................................................588
Object Tracking Configuration.................................................................................................................................... 588
Tracking a Layer 2 Interface.................................................................................................................................. 588
Tracking a Layer 3 Interface.................................................................................................................................. 589
Track an IPv4/IPv6 Route......................................................................................................................................590
Displaying Tracked Objects.......................................................................................................................................... 593
Chapter 35: Open Shortest Path First (OSPFv2 and OSPFv3)................................................... 596
Protocol Overview..........................................................................................................................................................596
Autonomous System (AS) Areas...........................................................................................................................596
Area Types.................................................................................................................................................................. 597
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Contents
Networks and Neighbors.........................................................................................................................................598
Router Types..............................................................................................................................................................598
Designated and Backup Designated Routers..................................................................................................... 599
Link-State Advertisements (LSAs).......................................................................................................................599
Router Priority and Cost......................................................................................................................................... 600
OSPF with Dell EMC Networking OS......................................................................................................................... 601
Graceful Restart.........................................................................................................................................................601
Fast Convergence (OSPFv2, IPv4 Only)............................................................................................................ 602
Multi-Process OSPFv2 with VRF..........................................................................................................................603
RFC-2328 Compliant OSPF Flooding...................................................................................................................603
OSPF ACK Packing...................................................................................................................................................604
Setting OSPF Adjacency with Cisco Routers.................................................................................................... 604
Configuration Information.............................................................................................................................................605
Configuration Task List for OSPFv2 (OSPF for IPv4).................................................................................... 605
OSPFv3 NSSA.................................................................................................................................................................. 617
Configuration Task List for OSPFv3 (OSPF for IPv6)........................................................................................... 618
Enabling IPv6 Unicast Routing............................................................................................................................... 618
Assigning IPv6 Addresses on an Interface...........................................................................................................618
Assigning Area ID on an Interface..........................................................................................................................619
Assigning OSPFv3 Process ID and Router ID Globally..................................................................................... 619
Assigning OSPFv3 Process ID and Router ID to a VRF....................................................................................619
Configuring Stub Areas........................................................................................................................................... 620
Configuring Passive-Interface............................................................................................................................... 620
Redistributing Routes.............................................................................................................................................. 620
Configuring a Default Route....................................................................................................................................621
Applying cost for OSPFv3....................................................................................................................................... 621
Enabling OSPFv3 Graceful Restart....................................................................................................................... 621
OSPFv3 Authentication Using IPsec.................................................................................................................... 623
Troubleshooting OSPFv3........................................................................................................................................ 629
MIB Support for OSPFv3..............................................................................................................................................630
Viewing the OSPFv3 MIB....................................................................................................................................... 630
MIB Support for OSPFv3...............................................................................................................................................631
Viewing the OSPFv3 MIB........................................................................................................................................ 631
Chapter 36: Policy-based Routing (PBR)...................................................................................632
Overview........................................................................................................................................................................... 632
Implementing PBR.......................................................................................................................................................... 633
Configuration Task List for Policy-based Routing.................................................................................................. 633
Create a Redirect List.............................................................................................................................................. 634
Create a Rule for a Redirect-list............................................................................................................................634
Apply a Redirect-list to an Interface using a Redirect-group.........................................................................636
Sample Configuration.....................................................................................................................................................638
Chapter 37: PIM Sparse-Mode (PIM-SM).................................................................................. 642
Implementation Information......................................................................................................................................... 642
Protocol Overview..........................................................................................................................................................642
Requesting Multicast Traffic..................................................................................................................................642
Refuse Multicast Traffic..........................................................................................................................................643
Send Multicast Traffic............................................................................................................................................. 643
Contents
19
Configuring PIM-SM...................................................................................................................................................... 643
Related Configuration Tasks.................................................................................................................................. 644
Enable PIM-SM................................................................................................................................................................644
Configuring S,G Expiry Timers.....................................................................................................................................646
Configuring a Static Rendezvous Point.................................................................................................................... 646
Overriding Bootstrap Router Updates................................................................................................................. 647
Configuring a Designated Router................................................................................................................................ 647
Creating Multicast Boundaries and Domains........................................................................................................... 649
Electing an RP using the BSR Mechanism............................................................................................................... 649
Chapter 38: PIM Source-Specific Mode (PIM-SSM).................................................................. 651
Implementation Information.......................................................................................................................................... 651
Configure PIM-SSM........................................................................................................................................................651
Enabling PIM-SSM..........................................................................................................................................................652
Use PIM-SSM with IGMP Version 2 Hosts.............................................................................................................. 652
Electing an RP using the BSR Mechanism............................................................................................................... 653
Enabling RP to Server Specific Multicast Groups............................................................................................ 655
Chapter 39: Port Monitoring..................................................................................................... 656
Important Points to Remember...................................................................................................................................656
Port Monitoring............................................................................................................................................................... 657
Configuring Port Monitoring........................................................................................................................................ 658
Configuring Monitor Multicast Queue....................................................................................................................... 659
Flow-Based Monitoring................................................................................................................................................. 660
Enabling Flow-Based Monitoring........................................................................................................................... 661
Configuring IPv6 Flow-Based Mirroring.............................................................................................................. 663
Remote Port Mirroring.................................................................................................................................................. 664
Remote Port Mirroring Example............................................................................................................................665
Configuring Remote Port Mirroring......................................................................................................................665
Displaying Remote-Port Mirroring Configurations............................................................................................667
Configuration procedure for Remote Port Mirroring........................................................................................667
Encapsulated Remote Port Monitoring..................................................................................................................... 672
ERPM Behavior on a typical Dell EMC Networking OS ........................................................................................674
Port Monitoring on VLT.................................................................................................................................................675
Chapter 40: Private VLANs (PVLAN)......................................................................................... 678
Private VLAN Concepts................................................................................................................................................ 678
Using the Private VLAN Commands.......................................................................................................................... 679
Configuration Task List................................................................................................................................................. 680
Creating PVLAN ports............................................................................................................................................. 680
Creating a Primary VLAN........................................................................................................................................680
Creating a Community VLAN.................................................................................................................................. 681
Creating an Isolated VLAN......................................................................................................................................682
Private VLAN Configuration Example........................................................................................................................ 683
Inspecting the Private VLAN Configuration............................................................................................................. 684
Chapter 41: Per-VLAN Spanning Tree Plus (PVST+).................................................................. 686
Protocol Overview..........................................................................................................................................................686
Implementation Information..........................................................................................................................................687
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