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Dell OS9, PowerSwitch S6000 ON User guide

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Dell Configuration Guide for the S6000–ON
System
9.14.2.8
September 2020
Rev. A00
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your 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
Chapter 3: Getting Started..........................................................................................................42
Console Access..................................................................................................................................................................43
Serial Console............................................................................................................................................................... 43
Default Configuration....................................................................................................................................................... 44
Configuring a Host Name................................................................................................................................................ 44
Accessing the System Remotely................................................................................................................................... 44
Configure the Management Port IP Address........................................................................................................44
Configure a Management Route..............................................................................................................................45
Configuring a Username and Password................................................................................................................. 45
Configuring the Enable Password................................................................................................................................. 46
Configuration File Management.....................................................................................................................................47
Copy Files to and from the System.........................................................................................................................47
Mounting an NFS File System.................................................................................................................................. 48
Save the Running-Configuration............................................................................................................................. 49
Configure the Overload Bit for a Startup Scenario............................................................................................ 50
Viewing Files.................................................................................................................................................................50
Managing the File System................................................................................................................................................51
View Command History.................................................................................................................................................... 51
Upgrading Dell EMC Networking OS............................................................................................................................53
Using HTTP for File Transfers....................................................................................................................................... 53
Verify Software Images Before Installation................................................................................................................ 53
Chapter 4: Management.............................................................................................................. 55
Configuring Privilege Levels........................................................................................................................................... 55
Removing a Command from EXEC Mode..............................................................................................................56
Moving a Command from EXEC Privilege Mode to EXEC Mode.................................................................... 56
Allowing Access to CONFIGURATION Mode Commands................................................................................. 56
Contents
Contents 3
Allowing Access to Different Modes...................................................................................................................... 56
Applying a Privilege Level to a Username..............................................................................................................57
Applying a Privilege Level to a Terminal Line........................................................................................................57
Configuring Logging......................................................................................................................................................... 58
Audit and Security Logs.............................................................................................................................................58
Configuring Logging Format .............................................................................................................................60
Setting Up a Secure Connection to a Syslog Server................................................................................ 60
Log Messages in the Internal Buffer............................................................................................................................ 62
Disabling System Logging................................................................................................................................................62
Sending System Messages to a Syslog Server.......................................................................................................... 62
Configuring a UNIX System as a Syslog Server...................................................................................................62
Track Login Activity..........................................................................................................................................................63
Restrictions for Tracking Login Activity................................................................................................................ 63
Configuring Login Activity Tracking........................................................................................................................63
Display Login Statistics.............................................................................................................................................. 63
Limit Concurrent Login Sessions...................................................................................................................................65
Restrictions for Limiting the Number of Concurrent Sessions........................................................................ 65
Configuring Concurrent Session Limit................................................................................................................... 65
Enabling the System to Clear Existing Sessions..................................................................................................65
Enabling Secured CLI Mode............................................................................................................................................66
Changing System Logging Settings..............................................................................................................................67
Display the Logging Buffer and the Logging Configuration....................................................................................67
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
Reloading the system........................................................................................................................................................77
Restoring the Factory Default Settings....................................................................................................................... 78
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
Enabling 802.1X................................................................................................................................................................. 85
Configuring dot1x Profile ................................................................................................................................................86
Configuring MAC addresses for a do1x Profile.......................................................................................................... 86
Configuring the Static MAB and MAB Profile ...........................................................................................................87
4
Contents
Configuring Critical VLAN .............................................................................................................................................. 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 Lists (ACLs)...................................................................................... 96
IP Access Control Lists (ACLs)......................................................................................................................................97
CAM Usage................................................................................................................................................................... 97
Implementing ACLs on Dell EMC Networking OS............................................................................................... 98
Configure ACL Range Profiles..................................................................................................................................99
Important Points to Remember....................................................................................................................................100
Configuration Task List for Route Maps..............................................................................................................100
Configuring Match Routes...................................................................................................................................... 102
Configuring Set Conditions..................................................................................................................................... 103
Configure a Route Map for Route Redistribution.............................................................................................. 104
Configure a Route Map for Route Tagging......................................................................................................... 105
Continue Clause......................................................................................................................................................... 105
IP Fragment Handling..................................................................................................................................................... 105
IP Fragments ACL Examples...................................................................................................................................106
Layer 4 ACL Rules Examples...................................................................................................................................106
Configure a Standard IP ACL........................................................................................................................................107
Configuring a Standard IP ACL Filter....................................................................................................................108
Configure an Extended IP ACL.....................................................................................................................................108
Configuring Filters with a Sequence Number..................................................................................................... 109
Configuring Filters Without a Sequence Number................................................................................................111
Configure Layer 2 and Layer 3 ACLs........................................................................................................................... 112
Assign an IP ACL to an Interface..................................................................................................................................112
Applying an IP ACL...........................................................................................................................................................112
Counting ACL Hits......................................................................................................................................................113
Configure Ingress ACLs.................................................................................................................................................. 113
Configure Egress ACLs................................................................................................................................................... 114
Applying Egress Layer 3 ACLs (Control-Plane).................................................................................................. 115
IP Prefix Lists.................................................................................................................................................................... 115
Configuration Task List for Prefix Lists................................................................................................................ 116
ACL Remarks..................................................................................................................................................................... 119
Configuring a Remark................................................................................................................................................ 119
Deleting a Remark...................................................................................................................................................... 119
ACL Resequencing.......................................................................................................................................................... 120
Resequencing an ACL or Prefix List......................................................................................................................120
Route Maps.......................................................................................................................................................................122
Flow-Based Monitoring.................................................................................................................................................. 122
Enabling Flow-Based Monitoring............................................................................................................................123
Configuring IP Mirror Access Group........................................................................................................................... 124
Sample Configuration................................................................................................................................................125
Contents
5
Example of viewing IP mirror–access–group applied to an Interface.......................................................... 125
Chapter 7: Bidirectional Forwarding Detection (BFD).................................................................126
How BFD Works...............................................................................................................................................................126
BFD Packet Format................................................................................................................................................... 127
BFD Sessions.............................................................................................................................................................. 128
BFD Three-Way Handshake.................................................................................................................................... 129
Session State Changes.............................................................................................................................................130
Important Points to Remember....................................................................................................................................130
Configure BFD..................................................................................................................................................................130
Configure BFD for Physical Ports...........................................................................................................................131
Configure BFD for Static Routes........................................................................................................................... 132
Configure BFD for IPv6 Static Routes................................................................................................................. 136
Configure BFD for OSPF..........................................................................................................................................138
Configure BFD for OSPFv3..................................................................................................................................... 142
Configure BFD for IS-IS........................................................................................................................................... 145
Configure BFD for BGP............................................................................................................................................ 147
Configure BFD for VRRP......................................................................................................................................... 153
Configuring Protocol Liveness................................................................................................................................156
Chapter 8: Border Gateway Protocol (BGP)............................................................................... 157
BGP IP version 4 (BGPv4) Overview......................................................................................................................... 157
BGP Autonomous Systems......................................................................................................................................157
AS4 Number Representation.................................................................................................................................. 159
Four-Byte AS Numbers............................................................................................................................................. 161
BGP router ID.............................................................................................................................................................. 161
Sessions and Peers.................................................................................................................................................... 161
Establish a Session..................................................................................................................................................... 161
BGP Attributes for selecting Best Path............................................................................................................... 162
Multiprotocol BGP..................................................................................................................................................... 167
BGP global and address family configuration......................................................................................................168
Implement BGP with Dell EMC Networking OS................................................................................................. 169
Configuration Information........................................................................................................................................ 172
Basic BGP configuration tasks..................................................................................................................................... 173
Prerequisite for configuring a BGP network....................................................................................................... 173
Restrictions..................................................................................................................................................................173
Enabling BGP...............................................................................................................................................................173
Enabling four-byte autonomous system numbers..............................................................................................175
Changing a BGP router ID........................................................................................................................................176
Configuring AS4 Number Representations..........................................................................................................176
Configuring a BGP peer............................................................................................................................................177
Example-Configuring BGP routing between peers............................................................................................ 178
BGP peer group..........................................................................................................................................................179
Advanced BGP configuration tasks.............................................................................................................................186
Route-refresh and Soft-reconfiguration..............................................................................................................186
Aggregating Routes...................................................................................................................................................188
Filtering BGP...............................................................................................................................................................190
Configuring BGP Fast Fall-Over.............................................................................................................................195
Configuring Passive Peering....................................................................................................................................197
6
Contents
Enabling Graceful Restart........................................................................................................................................198
Redistributing Routes............................................................................................................................................... 199
Enabling Additional Paths........................................................................................................................................ 199
Configuring IP Community Lists............................................................................................................................200
Configuring an IP Extended Community List...................................................................................................... 201
Configure BGP attributes........................................................................................................................................202
Enabling Multipath.................................................................................................................................................... 206
Route Reflectors....................................................................................................................................................... 206
Enabling Route Flap Dampening............................................................................................................................ 207
Changing BGP keepalive and hold timers........................................................................................................... 209
Setting the extended timer..................................................................................................................................... 210
Enabling or disabling BGP neighbors.....................................................................................................................210
Route Map Continue................................................................................................................................................. 212
Configuring BGP Confederations...........................................................................................................................212
Configuring a BGP VRF address family................................................................................................................ 213
Maintaining Existing AS Numbers During an AS Migration..............................................................................214
Allowing an AS Number to Appear in its Own AS Path.................................................................................... 215
Enabling MBGP Configurations.............................................................................................................................. 215
MBGP support for IPv6............................................................................................................................................216
Configuring IPv6 MBGP between peers.............................................................................................................. 216
Example-Configuring IPv4 and IPv6 neighbors.................................................................................................. 217
Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor................................... 219
BGP Regular Expression Optimization.................................................................................................................220
Debugging BGP.......................................................................................................................................................... 221
Chapter 9: Content Addressable Memory (CAM)....................................................................... 223
CAM Allocation................................................................................................................................................................ 223
Test CAM Usage............................................................................................................................................................. 225
View CAM Profiles..........................................................................................................................................................225
View CAM-ACL Settings...............................................................................................................................................226
View CAM Usage.............................................................................................................................................................227
Configuring CAM Threshold and Silence Period..................................................................................................... 228
CAM Optimization...........................................................................................................................................................229
Troubleshoot CAM Profiling......................................................................................................................................... 229
QoS CAM Region Limitation...................................................................................................................................229
Syslog Error When the Table is Full......................................................................................................................230
Syslog Warning Upon 90 Percent Utilization of CAM......................................................................................230
Syslog Warning for Discrepancies Between Configured Extended Prefixes..............................................230
Unified Forwarding Table (UFT) Modes....................................................................................................................230
Configuring UFT Modes.......................................................................................................................................... 230
Chapter 10: Control Plane Policing (CoPP)................................................................................ 232
Configure Control Plane Policing................................................................................................................................ 233
Configuring CoPP for Protocols............................................................................................................................234
Configuring CoPP for CPU Queues......................................................................................................................235
Displaying CoPP Configuration .............................................................................................................................236
Chapter 11: Data Center Bridging (DCB).................................................................................... 238
Ethernet Enhancements in Data Center Bridging...................................................................................................238
Contents
7
Priority-Based Flow Control................................................................................................................................... 239
Enhanced Transmission Selection.........................................................................................................................240
Data Center Bridging Exchange Protocol (DCBx).............................................................................................241
Data Center Bridging in a Traffic Flow................................................................................................................ 242
Enabling Data Center Bridging.....................................................................................................................................242
DCB Maps and its Attributes..................................................................................................................................243
Data Center Bridging: Default Configuration........................................................................................................... 243
Configuring Priority-Based Flow Control.................................................................................................................. 244
Configuring Lossless Queues................................................................................................................................. 244
Configuring PFC in a DCB Map................................................................................................................................... 246
Applying a DCB Map on a Port.................................................................................................................................... 247
Configuring PFC without a DCB Map........................................................................................................................ 248
Configuring PFC Asymmetric.......................................................................................................................................249
Priority-Based Flow Control Using Dynamic Buffer Method............................................................................... 250
Behavior of Tagged Packets.........................................................................................................................................251
Configuration Example for DSCP and PFC Priorities..............................................................................................251
SNMP Support for PFC and Buffer Statistics Tracking........................................................................................252
Performing PFC Using DSCP Bits Instead of 802.1p Bits.....................................................................................252
PFC and ETS Configuration Examples.......................................................................................................................254
Using PFC to Manage Converged Ethernet Traffic...............................................................................................254
Operations on Untagged Packets...............................................................................................................................254
Generation of PFC for a Priority for Untagged Packets.......................................................................................254
Configure Enhanced Transmission Selection........................................................................................................... 254
ETS Prerequisites and Restrictions...................................................................................................................... 255
Creating an ETS Priority Group.............................................................................................................................255
ETS Operation with DCBx...................................................................................................................................... 256
Configuring Bandwidth Allocation for DCBx CIN.............................................................................................. 256
Configuring ETS in a DCB Map..............................................................................................................................257
Hierarchical Scheduling in ETS Output Policies...................................................................................................... 258
Using ETS to Manage Converged Ethernet Traffic............................................................................................... 258
Applying DCB Policies in a Switch Stack.................................................................................................................. 259
Configure a DCBx Operation........................................................................................................................................259
DCBx Operation.........................................................................................................................................................259
DCBx Port Roles........................................................................................................................................................259
DCB Configuration Exchange................................................................................................................................. 261
Configuration Source Election................................................................................................................................261
Propagation of DCB Information............................................................................................................................261
Auto-Detection and Manual Configuration of the DCBx Version..................................................................262
DCBx Example............................................................................................................................................................262
DCBx Prerequisites and Restrictions................................................................................................................... 263
Configuring DCBx......................................................................................................................................................263
Verifying the DCB Configuration.................................................................................................................................266
QoS dot1p Traffic Classification and Queue Assignment...................................................................................... 274
Configuring the Dynamic Buffer Method.................................................................................................................. 275
Sample DCB Configuration........................................................................................................................................... 275
Chapter 12: Dynamic Host Configuration Protocol (DHCP)........................................................ 278
DHCP Packet Format and Options.............................................................................................................................278
Assign an IP Address using DHCP.............................................................................................................................. 279
Implementation Information......................................................................................................................................... 280
8
Contents
Configure the System to be a DHCP Server............................................................................................................ 281
Configuring the Server for Automatic Address Allocation...............................................................................281
Specifying a Default Gateway................................................................................................................................282
Configure a Method of Hostname Resolution....................................................................................................283
Using DNS for Address Resolution....................................................................................................................... 283
Using NetBIOS WINS for Address Resolution....................................................................................................283
Creating Manual Binding Entries........................................................................................................................... 283
Debugging the DHCP Server..................................................................................................................................284
Using DHCP Clear Commands...............................................................................................................................284
Configure the System to be a DHCP Client............................................................................................................. 284
Configuring the DHCP Client System.................................................................................................................. 285
DHCP Client on a Management Interface...........................................................................................................286
DHCP Client Operation with Other Features.....................................................................................................286
DHCP Relay When DHCP Server and Client are in Different VRFs....................................................................287
Configuring Route Leaking between VRFs on DHCP Relay Agent............................................................... 287
Non-default VRF configuration for DHCPv6 helper address............................................................................... 288
Configuring DHCP relay source interface.................................................................................................................289
Global DHCP relay source IPv4 or IPv6 configuration ....................................................................................289
Interface level DHCP relay source IPv4 or IPv6 configuration .....................................................................289
Configure the System for User Port Stacking (Option 230)............................................................................... 290
Configure Secure DHCP................................................................................................................................................ 291
Option 82 (DHCPv4 relay options)........................................................................................................................291
DHCPv6 relay agent options.................................................................................................................................. 292
DHCP Snooping.........................................................................................................................................................292
Drop DHCP Packets on Snooped VLANs Only.................................................................................................. 296
Dynamic ARP Inspection......................................................................................................................................... 296
Configuring Dynamic ARP Inspection...................................................................................................................297
Source Address Validation............................................................................................................................................298
Enabling IP Source Address Validation................................................................................................................ 298
DHCP MAC Source Address Validation...............................................................................................................299
Enabling IP+MAC Source Address Validation.................................................................................................... 299
Viewing the Number of SAV Dropped Packets................................................................................................. 300
Clearing the Number of SAV Dropped Packets.................................................................................................300
Chapter 13: Equal Cost Multi-Path (ECMP)................................................................................301
ECMP for Flow-Based Affinity..................................................................................................................................... 301
Configuring the Hash Algorithm.............................................................................................................................301
Enabling Deterministic ECMP Next Hop.............................................................................................................. 301
Configuring the Hash Algorithm Seed..................................................................................................................302
Link Bundle Monitoring..................................................................................................................................................302
Managing ECMP Group Paths...............................................................................................................................303
Creating an ECMP Group Bundle..........................................................................................................................303
Modifying the ECMP Group Threshold................................................................................................................303
Support for /128 IPv6 and /32 IPv4 Prefixes in Layer 3 Host Table and LPM Table..............................304
Support for ECMP in host table............................................................................................................................304
Support for moving /128 IPv6 Prefixes and /32 IPv4 Prefixes ....................................................................304
Chapter 14: FIP Snooping.......................................................................................................... 305
Fibre Channel over Ethernet........................................................................................................................................305
Contents
9
Ensure Robustness in a Converged Ethernet Network.........................................................................................305
FIP Snooping on Ethernet Bridges............................................................................................................................. 306
Using FIP Snooping........................................................................................................................................................ 308
FIP Snooping Prerequisites.....................................................................................................................................308
Important Points to Remember............................................................................................................................. 308
Enabling the FCoE Transit Feature.......................................................................................................................309
Enable FIP Snooping on VLANs.............................................................................................................................309
Configure the FC-MAP Value................................................................................................................................. 310
Configure a Port for a Bridge-to-Bridge Link..................................................................................................... 310
Configure a Port for a Bridge-to-FCF Link..........................................................................................................310
Impact on Other Software Features..................................................................................................................... 310
FIP Snooping Restrictions....................................................................................................................................... 310
Configuring FIP Snooping.........................................................................................................................................311
Displaying FIP Snooping Information........................................................................................................................... 311
FCoE Transit Configuration Example..........................................................................................................................316
Chapter 15: Flex Hash and Optimized Boot-Up........................................................................... 318
Flex Hash Capability Overview.....................................................................................................................................318
Configuring the Flex Hash Mechanism.......................................................................................................................318
Configuring Fast Boot and LACP Fast Switchover.................................................................................................319
Optimizing the Boot Time..............................................................................................................................................319
Interoperation of Applications with Fast Boot and System States.....................................................................320
RDMA Over Converged Ethernet (RoCE) Overview............................................................................................. 323
Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces................................................................................. 323
Chapter 16: Force10 Resilient Ring Protocol (FRRP)..................................................................325
Protocol Overview..........................................................................................................................................................325
Ring Status................................................................................................................................................................. 326
Multiple FRRP Rings.................................................................................................................................................326
Important FRRP Points............................................................................................................................................327
Important FRRP Concepts......................................................................................................................................328
Implementing FRRP........................................................................................................................................................328
FRRP Configuration........................................................................................................................................................329
Creating the FRRP Group....................................................................................................................................... 329
Configuring the Control VLAN...............................................................................................................................329
Configuring and Adding the Member VLANs..................................................................................................... 330
Setting the FRRP Timers......................................................................................................................................... 331
Clearing the FRRP Counters...................................................................................................................................331
Viewing the FRRP Configuration........................................................................................................................... 331
Viewing the FRRP Information............................................................................................................................... 331
Troubleshooting FRRP...................................................................................................................................................332
Sample Configuration and Topology...........................................................................................................................332
FRRP Support on VLT................................................................................................................................................... 333
Chapter 17: GARP VLAN Registration Protocol (GVRP)............................................................. 336
Configure GVRP.............................................................................................................................................................. 337
Enabling GVRP Globally................................................................................................................................................. 337
Enabling GVRP on a Layer 2 Interface...................................................................................................................... 338
Configure GVRP Registration...................................................................................................................................... 338
10
Contents
Configure a GARP Timer...............................................................................................................................................339
Chapter 18: Internet Group Management Protocol (IGMP)........................................................ 340
IGMP Protocol Overview.............................................................................................................................................. 340
IGMP Version 2..........................................................................................................................................................340
IGMP Version 3..........................................................................................................................................................342
Configure IGMP...............................................................................................................................................................344
Viewing IGMP Enabled Interfaces.............................................................................................................................. 345
Selecting an IGMP Version........................................................................................................................................... 345
Viewing IGMP Groups....................................................................................................................................................346
Adjusting Timers..............................................................................................................................................................346
Adjusting Query and Response Timers................................................................................................................ 346
Enabling IGMP Immediate-Leave................................................................................................................................ 347
IGMP Snooping................................................................................................................................................................347
Configuring IGMP Snooping................................................................................................................................... 348
Removing a Group-Port Association.................................................................................................................... 348
Disabling Multicast Flooding................................................................................................................................... 349
Specifying a Port as Connected to a Multicast Router................................................................................... 349
Configuring the Switch as Querier........................................................................................................................349
Fast Convergence after MSTP Topology Changes................................................................................................350
Egress Interface Selection (EIS) for HTTP and IGMP Applications...................................................................350
Designating a Multicast Router Interface................................................................................................................. 357
Chapter 19: Interfaces...............................................................................................................358
Interface Types............................................................................................................................................................... 359
View Basic Interface Information................................................................................................................................359
Resetting an Interface to its Factory Default State................................................................................................361
Enabling a Physical Interface........................................................................................................................................ 361
Physical Interfaces..........................................................................................................................................................362
Configuration Task List for Physical Interfaces.................................................................................................362
40G to 1G Breakout Cable Adaptor...................................................................................................................... 362
Overview of Layer Modes.......................................................................................................................................363
Configuring Layer 2 (Data Link) Mode................................................................................................................ 363
Configuring Layer 2 (Interface) Mode.................................................................................................................363
Configuring Layer 3 (Network) Mode..................................................................................................................364
Configuring Layer 3 (Interface) Mode.................................................................................................................364
Automatic recovery of an Err-disabled interface....................................................................................................365
Configuring an automatic recovery for an Err-disabled interface.................................................................365
Egress Interface Selection (EIS).................................................................................................................................366
Configuring EIS..........................................................................................................................................................366
Management Interfaces.................................................................................................................................................367
Configuring Management Interfaces....................................................................................................................367
Configuring a Management Interface on an Ethernet Port............................................................................368
VLAN Interfaces..............................................................................................................................................................369
Loopback Interfaces.......................................................................................................................................................370
Null Interfaces..................................................................................................................................................................370
Configuring Port Delay...................................................................................................................................................370
Port Channel Interfaces................................................................................................................................................. 371
Port Channel Definition and Standards................................................................................................................ 371
Contents
11
Port Channel Benefits...............................................................................................................................................371
Port Channel Implementation..................................................................................................................................371
Interfaces in Port Channels.................................................................................................................................... 372
Configuration Tasks for Port Channel Interfaces..............................................................................................372
Creating a Port Channel.......................................................................................................................................... 372
Adding a Physical Interface to a Port Channel.................................................................................................. 373
Reassigning an Interface to a New Port Channel..............................................................................................374
Configuring the Minimum Oper Up Links in a Port Channel........................................................................... 375
Adding or Removing a Port Channel from a VLAN........................................................................................... 375
Assigning an IP Address to a Port Channel.........................................................................................................376
Deleting or Disabling a Port Channel.................................................................................................................... 376
Load Balancing Through Port Channels...............................................................................................................376
Changing the Hash Algorithm.................................................................................................................................377
Bulk Configuration...........................................................................................................................................................378
Interface Range......................................................................................................................................................... 378
Bulk Configuration Examples..................................................................................................................................378
Defining Interface Range Macros............................................................................................................................... 380
Define the Interface Range.................................................................................................................................... 380
Choosing an Interface-Range Macro................................................................................................................... 380
Monitoring and Maintaining Interfaces......................................................................................................................380
Maintenance Using TDR...........................................................................................................................................381
Non Dell-Qualified Transceivers.................................................................................................................................. 382
Splitting 40G Ports without Reload............................................................................................................................382
Splitting QSFP Ports to SFP+ Ports.......................................................................................................................... 384
Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port..............................................................................385
Configuring wavelength for 10–Gigabit SFP+ optics.............................................................................................387
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
Port-Pipes.........................................................................................................................................................................393
Auto-Negotiation on Ethernet Interfaces................................................................................................................. 393
Setting the Speed of Ethernet Interfaces.......................................................................................................... 394
Set Auto-Negotiation Options............................................................................................................................... 395
View Advanced Interface Information....................................................................................................................... 396
Configuring the Interface Sampling Size.............................................................................................................396
Dynamic Counters...........................................................................................................................................................397
Clearing Interface Counters................................................................................................................................... 398
Compressing Configuration Files.................................................................................................................................398
Chapter 20: IPv4 Routing...........................................................................................................401
IP Addresses.....................................................................................................................................................................402
Configuration Tasks for IP Addresses........................................................................................................................402
Assigning IP Addresses to an Interface.....................................................................................................................402
Configuring Static Routes.............................................................................................................................................403
Adding description for IPv4 and IPv6 static routes..........................................................................................404
Configure Static Routes for the Management Interface...................................................................................... 405
Using the Configured Source IP Address in ICMP Messages..............................................................................405
12
Contents
Configuring the Duration to Establish a TCP Connection.................................................................................... 405
Enabling Directed Broadcast........................................................................................................................................406
Resolution of Host Names............................................................................................................................................ 406
Enabling Dynamic Resolution of Host Names.......................................................................................................... 406
Specifying the Local System Domain and a List of Domains................................................................................407
Configuring DNS with Traceroute...............................................................................................................................407
ARP.................................................................................................................................................................................... 408
Configuration Tasks for ARP....................................................................................................................................... 408
Configuring Static ARP Entries................................................................................................................................... 408
Enabling Proxy ARP........................................................................................................................................................409
Clearing ARP Cache....................................................................................................................................................... 409
ARP Learning via Gratuitous ARP...............................................................................................................................409
Enabling ARP Learning via Gratuitous ARP...............................................................................................................410
ARP Learning via ARP Request....................................................................................................................................410
Configuring ARP Retries.................................................................................................................................................411
ICMP....................................................................................................................................................................................411
Configuration Tasks for ICMP.......................................................................................................................................411
Enabling ICMP Unreachable Messages.......................................................................................................................411
ICMP Redirects................................................................................................................................................................ 412
UDP Helper........................................................................................................................................................................413
Enabling UDP Helper.......................................................................................................................................................413
Configurations Using UDP Helper................................................................................................................................413
UDP Helper with Broadcast-All Addresses................................................................................................................413
UDP Helper with Subnet Broadcast Addresses....................................................................................................... 414
UDP Helper with Configured Broadcast Addresses................................................................................................415
UDP Helper with No Configured Broadcast Addresses......................................................................................... 415
Troubleshooting UDP Helper........................................................................................................................................ 415
Chapter 21: IPv6 Routing........................................................................................................... 417
Protocol Overview...........................................................................................................................................................417
Extended Address Space......................................................................................................................................... 417
Stateless Autoconfiguration.................................................................................................................................... 417
IPv6 Headers...............................................................................................................................................................418
Longest Prefix Match (LPM) Table and IPv6 /65 – /128 support............................................................... 418
IPv6 Header Fields.....................................................................................................................................................419
Extension Header Fields...........................................................................................................................................421
Addressing.................................................................................................................................................................. 422
Implementing IPv6 with Dell EMC Networking OS.................................................................................................423
ICMPv6..............................................................................................................................................................................424
Path MTU discovery...................................................................................................................................................... 425
IPv6 Neighbor Discovery...............................................................................................................................................425
IPv6 Neighbor Discovery of MTU Packets......................................................................................................... 426
Configuring the IPv6 Recursive DNS Server......................................................................................................426
Debugging IPv6 RDNSS Information Sent to the Host .................................................................................. 427
Displaying IPv6 RDNSS Information..................................................................................................................... 427
Secure Shell (SSH) Over an IPv6 Transport............................................................................................................428
Configuration Tasks for IPv6....................................................................................................................................... 428
Adjusting Your CAM-Profile....................................................................................................................................428
Assigning an IPv6 Address to an Interface......................................................................................................... 429
Assigning a Static IPv6 Route................................................................................................................................429
Contents
13
Configuring Telnet with IPv6................................................................................................................................. 430
SNMP over IPv6........................................................................................................................................................430
Displaying IPv6 Information.................................................................................................................................... 430
Displaying an IPv6 Interface Information............................................................................................................. 431
Showing IPv6 Routes................................................................................................................................................431
Showing the Running-Configuration for an Interface...................................................................................... 433
Clearing IPv6 Routes................................................................................................................................................433
Disabling ND Entry Timeout....................................................................................................................................433
Configuring IPv6 RA Guard.......................................................................................................................................... 434
Configuring IPv6 RA Guard on an Interface....................................................................................................... 435
Monitoring IPv6 RA Guard......................................................................................................................................435
Chapter 22: iSCSI Optimization................................................................................................. 437
iSCSI Optimization Overview....................................................................................................................................... 437
Monitoring iSCSI Traffic Flows..............................................................................................................................438
Application of Quality of Service to iSCSI Traffic Flows.................................................................................439
Information Monitored in iSCSI Traffic Flows....................................................................................................439
Detection and Auto-Configuration for Dell EqualLogic Arrays.......................................................................440
Configuring Detection and Ports for Dell Compellent Arrays.........................................................................440
Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer.......................................................... 440
Enable and Disable iSCSI Optimization.................................................................................................................441
Default iSCSI Optimization Values...............................................................................................................................441
iSCSI Optimization Prerequisites................................................................................................................................ 442
Configuring iSCSI Optimization................................................................................................................................... 442
Displaying iSCSI Optimization Information................................................................................................................444
Chapter 23: Intermediate System to Intermediate System.........................................................446
IS-IS Protocol Overview................................................................................................................................................446
IS-IS Addressing.............................................................................................................................................................. 446
Multi-Topology IS-IS.......................................................................................................................................................447
Transition Mode.........................................................................................................................................................447
Interface Support...................................................................................................................................................... 447
Adjacencies................................................................................................................................................................. 447
Graceful Restart..............................................................................................................................................................448
Timers.......................................................................................................................................................................... 448
Implementation Information..........................................................................................................................................448
Configuration Information.............................................................................................................................................449
Configuration Tasks for IS-IS.................................................................................................................................449
Configuring the Distance of a Route....................................................................................................................456
Changing the IS-Type.............................................................................................................................................. 456
Redistributing IPv4 Routes..................................................................................................................................... 459
Redistributing IPv6 Routes.....................................................................................................................................459
Configuring Authentication Passwords............................................................................................................... 460
Setting the Overload Bit......................................................................................................................................... 460
Debugging IS-IS..........................................................................................................................................................461
IS-IS Metric Styles..........................................................................................................................................................462
Configure Metric Values................................................................................................................................................462
Maximum Values in the Routing Table.................................................................................................................462
Change the IS-IS Metric Style in One Level Only............................................................................................. 462
14
Contents
Leaks from One Level to Another......................................................................................................................... 464
Sample Configurations...................................................................................................................................................464
Chapter 24: Link Aggregation Control Protocol (LACP)............................................................. 467
Introduction to Dynamic LAGs and LACP................................................................................................................. 467
Important Points to Remember............................................................................................................................. 467
LACP Modes...............................................................................................................................................................468
Configuring LACP Commands................................................................................................................................468
LACP Configuration Tasks............................................................................................................................................468
Creating a LAG.......................................................................................................................................................... 469
Configuring the LAG Interfaces as Dynamic...................................................................................................... 469
Setting the LACP Long Timeout........................................................................................................................... 470
Monitoring and Debugging LACP.......................................................................................................................... 470
Shared LAG State Tracking..........................................................................................................................................470
Configuring Shared LAG State Tracking.............................................................................................................. 471
Important Points about Shared LAG State Tracking........................................................................................472
LACP Basic Configuration Example............................................................................................................................473
Configure a LAG on ALPHA....................................................................................................................................473
Chapter 25: Layer 2................................................................................................................... 481
Manage the MAC Address Table................................................................................................................................. 481
Clearing the MAC Address Table........................................................................................................................... 481
Setting the Aging Time for Dynamic Entries.......................................................................................................481
Configuring a Static MAC Address.......................................................................................................................482
Displaying the MAC Address Table.......................................................................................................................482
MAC Learning Limit........................................................................................................................................................482
Setting the MAC Learning Limit............................................................................................................................ 483
mac learning-limit Dynamic..................................................................................................................................... 483
mac learning-limit mac-address-sticky................................................................................................................ 483
mac learning-limit station-move............................................................................................................................ 483
mac learning-limit no-station-move......................................................................................................................484
Learning Limit Violation Actions............................................................................................................................ 484
Setting Station Move Violation Actions...............................................................................................................484
Recovering from Learning Limit and Station Move Violations.......................................................................485
Disabling MAC Address Learning on the System.............................................................................................. 485
Enabling port security.............................................................................................................................................. 485
NIC Teaming.....................................................................................................................................................................486
Configure Redundant Pairs...........................................................................................................................................487
Far-End Failure Detection.............................................................................................................................................490
FEFD State Changes.................................................................................................................................................491
Configuring FEFD.......................................................................................................................................................491
Enabling FEFD on an Interface.............................................................................................................................. 492
Debugging FEFD........................................................................................................................................................493
Chapter 26: Link Layer Discovery Protocol (LLDP).................................................................... 495
802.1AB (LLDP) Overview............................................................................................................................................495
Protocol Data Units.................................................................................................................................................. 495
Optional TLVs...................................................................................................................................................................497
Management TLVs....................................................................................................................................................497
Contents
15
TIA-1057 (LLDP-MED) Overview............................................................................................................................... 498
TIA Organizationally Specific TLVs.......................................................................................................................499
Configure LLDP...............................................................................................................................................................502
CONFIGURATION versus INTERFACE Configurations......................................................................................... 503
Enabling LLDP..................................................................................................................................................................503
Disabling and Undoing LLDP.................................................................................................................................. 503
Enabling LLDP on Management Ports.......................................................................................................................504
Disabling and Undoing LLDP on Management Ports........................................................................................504
Advertising TLVs.............................................................................................................................................................504
Storing and Viewing Unrecognized LLDP TLVs...................................................................................................... 505
Viewing the LLDP Configuration.................................................................................................................................506
Viewing Information Advertised by Adjacent LLDP Neighbors............................................................................507
Examples of Viewing Information Advertised by Neighbors...........................................................................507
Configuring LLDPDU Intervals.....................................................................................................................................509
Configuring LLDP Notification Interval...................................................................................................................... 510
Configuring Transmit and Receive Mode.................................................................................................................. 510
Configuring the Time to Live Value..............................................................................................................................511
Debugging LLDP.............................................................................................................................................................. 512
Relevant Management Objects....................................................................................................................................513
Chapter 27: Microsoft Network Load Balancing..........................................................................517
Configuring a Switch for NLB ..................................................................................................................................... 518
Enabling a Switch for Multicast NLB.................................................................................................................... 519
Chapter 28: Multicast Source Discovery Protocol (MSDP)........................................................ 520
Anycast RP........................................................................................................................................................................521
Implementation Information......................................................................................................................................... 522
Configure Multicast Source Discovery Protocol..................................................................................................... 522
Related Configuration Tasks.................................................................................................................................. 522
Enable MSDP................................................................................................................................................................... 526
Manage the Source-Active Cache..............................................................................................................................527
Viewing the Source-Active Cache........................................................................................................................ 527
Limiting the Source-Active Cache........................................................................................................................ 527
Clearing the Source-Active Cache....................................................................................................................... 528
Enabling the Rejected Source-Active Cache..................................................................................................... 528
Accept Source-Active Messages that Fail the RFP Check.................................................................................. 528
Specifying Source-Active Messages.......................................................................................................................... 531
Limiting the Source-Active Messages from a Peer................................................................................................532
Preventing MSDP from Caching a Local Source.................................................................................................... 532
Preventing MSDP from Caching a Remote Source................................................................................................533
Preventing MSDP from Advertising a Local Source.............................................................................................. 533
Logging Changes in Peership States......................................................................................................................... 534
Terminating a Peership..................................................................................................................................................534
Clearing Peer Statistics................................................................................................................................................. 534
Debugging MSDP............................................................................................................................................................535
MSDP with Anycast RP.................................................................................................................................................535
Configuring Anycast RP................................................................................................................................................ 536
Reducing Source-Active Message Flooding....................................................................................................... 537
Specifying the RP Address Used in SA Messages............................................................................................ 537
16
Contents
MSDP Sample Configurations......................................................................................................................................539
Chapter 29: Multicast Listener Discovery Protocol.................................................................... 542
MLD timers.......................................................................................................................................................................545
Reducing Host Response Burstiness....................................................................................................................545
Configuring MLD Version..............................................................................................................................................546
Clearing MLD groups..................................................................................................................................................... 546
Debugging MLD...............................................................................................................................................................546
Explicit Tracking..............................................................................................................................................................546
Reducing Leave Latency............................................................................................................................................... 546
Displaying MLD groups table........................................................................................................................................547
Displaying MLD Interfaces............................................................................................................................................ 547
Chapter 30: Multiple Spanning Tree Protocol (MSTP)............................................................... 548
Spanning Tree Variations.............................................................................................................................................. 549
Implementation Information....................................................................................................................................549
Configure Multiple Spanning Tree Protocol............................................................................................................. 549
Related Configuration Tasks.................................................................................................................................. 549
Enable Multiple Spanning Tree Globally.................................................................................................................... 550
Adding and Removing Interfaces................................................................................................................................550
Creating Multiple Spanning Tree Instances..............................................................................................................550
Influencing MSTP Root Selection...............................................................................................................................552
Interoperate with Non-Dell Bridges............................................................................................................................552
Changing the Region Name or Revision....................................................................................................................552
Modifying Global Parameters.......................................................................................................................................553
Modifying the Interface Parameters.......................................................................................................................... 554
Setting STP path cost as constant............................................................................................................................ 555
Configuring an EdgePort.............................................................................................................................................. 555
Flush MAC Addresses after a Topology Change.................................................................................................... 556
MSTP Sample Configurations......................................................................................................................................556
Debugging and Verifying MSTP Configurations......................................................................................................560
Chapter 31: Multicast Features..................................................................................................562
Enabling IP Multicast..................................................................................................................................................... 562
Implementation Information......................................................................................................................................... 562
Multicast Policies............................................................................................................................................................ 563
IPv4 Multicast Policies.............................................................................................................................................563
Understanding Multicast Traceroute (mtrace)....................................................................................................... 570
Printing Multicast Traceroute (mtrace) Paths........................................................................................................ 570
Supported Error Codes..................................................................................................................................................572
mtrace Scenarios............................................................................................................................................................ 573
Chapter 32: Multicast Listener Discovery Protocol.................................................................... 579
MLD timers.......................................................................................................................................................................582
Reducing Host Response Burstiness....................................................................................................................582
Clearing MLD groups..................................................................................................................................................... 583
Debugging MLD...............................................................................................................................................................583
Explicit Tracking.............................................................................................................................................................. 583
Reducing Leave Latency............................................................................................................................................... 583
Contents
17
Displaying MLD groups table........................................................................................................................................583
Displaying MLD Interfaces............................................................................................................................................ 584
MLD Snooping................................................................................................................................................................. 584
Enable MLD Snooping..............................................................................................................................................584
Disable MLD Snooping............................................................................................................................................. 584
Configure the switch as a querier.........................................................................................................................585
Specify port as connected to multicast router..................................................................................................585
Enable Snooping Explicit Tracking........................................................................................................................585
Display the MLD Snooping Table.......................................................................................................................... 585
Chapter 33: Multicast Listener Discovery Protocol....................................................................586
MLD timers.......................................................................................................................................................................589
Reducing Host Response Burstiness....................................................................................................................589
Clearing MLD groups..................................................................................................................................................... 590
Debugging MLD...............................................................................................................................................................590
Explicit Tracking..............................................................................................................................................................590
Reducing Leave Latency...............................................................................................................................................590
Displaying MLD groups table........................................................................................................................................590
Displaying MLD Interfaces.............................................................................................................................................591
MLD Snooping..................................................................................................................................................................591
Enable MLD Snooping...............................................................................................................................................591
Disable MLD Snooping..............................................................................................................................................591
Configure the switch as a querier.........................................................................................................................592
Specify port as connected to multicast router..................................................................................................592
Enable Snooping Explicit Tracking........................................................................................................................ 592
Display the MLD Snooping Table.......................................................................................................................... 592
Chapter 34: Object Tracking......................................................................................................593
Object Tracking Overview............................................................................................................................................ 593
Track Layer 2 Interfaces......................................................................................................................................... 594
Track Layer 3 Interfaces......................................................................................................................................... 594
Track IPv4 and IPv6 Routes...................................................................................................................................595
Set Tracking Delays..................................................................................................................................................596
VRRP Object Tracking.............................................................................................................................................596
Object Tracking Configuration.................................................................................................................................... 596
Tracking a Layer 2 Interface.................................................................................................................................. 596
Tracking a Layer 3 Interface...................................................................................................................................597
Track an IPv4/IPv6 Route...................................................................................................................................... 598
Displaying Tracked Objects...........................................................................................................................................601
Chapter 35: Open Shortest Path First (OSPFv2 and OSPFv3)................................................... 604
Protocol Overview..........................................................................................................................................................604
Autonomous System (AS) Areas...........................................................................................................................604
Area Types..................................................................................................................................................................605
Networks and Neighbors.........................................................................................................................................606
Router Types..............................................................................................................................................................606
Designated and Backup Designated Routers..................................................................................................... 607
Link-State Advertisements (LSAs).......................................................................................................................607
Router Priority and Cost......................................................................................................................................... 608
18
Contents
OSPF with Dell EMC Networking OS........................................................................................................................ 609
Graceful Restart........................................................................................................................................................609
Fast Convergence (OSPFv2, IPv4 Only)............................................................................................................. 610
Multi-Process OSPFv2 with VRF........................................................................................................................... 611
RFC-2328 Compliant OSPF Flooding.................................................................................................................... 611
OSPF ACK Packing....................................................................................................................................................612
Setting OSPF Adjacency with Cisco Routers..................................................................................................... 612
Configuration Information..............................................................................................................................................613
Configuration Task List for OSPFv2 (OSPF for IPv4)......................................................................................613
OSPFv3 NSSA................................................................................................................................................................. 625
Configuration Task List for OSPFv3 (OSPF for IPv6).......................................................................................... 626
Enabling IPv6 Unicast Routing...............................................................................................................................626
Applying cost for OSPFv3...................................................................................................................................... 626
Assigning IPv6 Addresses on an Interface.......................................................................................................... 627
Assigning Area ID on an Interface......................................................................................................................... 627
Assigning OSPFv3 Process ID and Router ID Globally.....................................................................................627
Assigning OSPFv3 Process ID and Router ID to a VRF...................................................................................628
Configuring Stub Areas............................................................................................................................................628
Configuring Passive-Interface............................................................................................................................... 628
Redistributing Routes...............................................................................................................................................629
Configuring a Default Route...................................................................................................................................629
Enabling OSPFv3 Graceful Restart...................................................................................................................... 629
OSPFv3 Authentication Using IPsec.....................................................................................................................631
Troubleshooting OSPFv3........................................................................................................................................ 637
MIB Support for OSPFv3..............................................................................................................................................638
Viewing the OSPFv3 MIB........................................................................................................................................638
Chapter 36: Policy-based Routing (PBR)...................................................................................640
Overview...........................................................................................................................................................................640
Implementing PBR........................................................................................................................................................... 641
Configuration Task List for Policy-based Routing................................................................................................... 641
Create a Redirect List.............................................................................................................................................. 642
Create a Rule for a Redirect-list............................................................................................................................642
Apply a Redirect-list to an Interface using a Redirect-group.........................................................................644
Sample Configuration.....................................................................................................................................................646
Chapter 37: PIM Sparse-Mode (PIM-SM).................................................................................. 650
Implementation Information......................................................................................................................................... 650
Protocol Overview..........................................................................................................................................................650
Requesting Multicast Traffic..................................................................................................................................650
Refuse Multicast Traffic.......................................................................................................................................... 651
Send Multicast Traffic..............................................................................................................................................651
Configuring PIM-SM.......................................................................................................................................................651
Related Configuration Tasks.................................................................................................................................. 652
Enable PIM-SM............................................................................................................................................................... 652
Configuring S,G Expiry Timers.....................................................................................................................................654
Configuring a Static Rendezvous Point.................................................................................................................... 654
Overriding Bootstrap Router Updates.................................................................................................................655
Configuring a Designated Router................................................................................................................................655
Contents
19
Creating Multicast Boundaries and Domains............................................................................................................657
Electing an RP using the BSR Mechanism................................................................................................................657
Chapter 38: PIM Source-Specific Mode (PIM-SSM).................................................................. 659
Implementation Information......................................................................................................................................... 659
Configure PIM-SSM.......................................................................................................................................................659
Enabling PIM-SSM......................................................................................................................................................... 660
Use PIM-SSM with IGMP Version 2 Hosts.............................................................................................................. 660
Electing an RP using the BSR Mechanism................................................................................................................ 661
Enabling RP to Server Specific Multicast Groups.............................................................................................663
Chapter 39: Port Monitoring..................................................................................................... 664
Important Points to Remember...................................................................................................................................664
Port Monitoring...............................................................................................................................................................665
Configuring Port Monitoring........................................................................................................................................ 666
Configuring Monitor Multicast Queue........................................................................................................................667
Enabling Flow-Based Monitoring................................................................................................................................ 668
Configuring IPv6 Flow-Based Mirroring....................................................................................................................669
Enabling IPv6 Flow-Based Monitoring.................................................................................................................669
Remote Port Mirroring...................................................................................................................................................670
Remote Port Mirroring Example.............................................................................................................................671
Configuring Remote Port Mirroring.......................................................................................................................671
Displaying Remote-Port Mirroring Configurations............................................................................................ 673
Configuration procedure for Remote Port Mirroring........................................................................................673
Encapsulated Remote Port Monitoring..................................................................................................................... 678
ERPM Behavior on a typical Dell EMC Networking OS ....................................................................................... 680
Port Monitoring on VLT................................................................................................................................................. 681
Chapter 40: Private VLANs (PVLAN)......................................................................................... 684
Private VLAN Concepts................................................................................................................................................ 684
Using the Private VLAN Commands.......................................................................................................................... 685
Configuration Task List................................................................................................................................................. 686
Creating PVLAN ports............................................................................................................................................. 686
Creating a Primary VLAN........................................................................................................................................686
Creating a Community VLAN................................................................................................................................. 687
Creating an Isolated VLAN......................................................................................................................................688
Private VLAN Configuration Example........................................................................................................................689
Inspecting the Private VLAN Configuration.............................................................................................................690
Chapter 41: Per-VLAN Spanning Tree Plus (PVST+).................................................................. 692
Protocol Overview..........................................................................................................................................................692
Implementation Information......................................................................................................................................... 693
Configure Per-VLAN Spanning Tree Plus................................................................................................................. 694
Enabling PVST+...............................................................................................................................................................694
Disabling PVST+..............................................................................................................................................................694
Influencing PVST+ Root Selection............................................................................................................................. 695
Modifying Global PVST+ Parameters........................................................................................................................ 696
Modifying Interface PVST+ Parameters................................................................................................................... 696
Configuring an EdgePort...............................................................................................................................................697
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