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Dell OS9 Owner's manual

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Dell Configuration Guide for the S6000–ON
System
9.14.2.4
November 2019
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.
© 2019 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.....................................................................................................................................46
Copy Files to and from the System........................................................................................................................ 46
Mounting an NFS File System.................................................................................................................................. 47
Save the Running-Configuration............................................................................................................................. 49
Configure the Overload Bit for a Startup Scenario.............................................................................................49
Viewing Files................................................................................................................................................................. 49
Managing the File System...............................................................................................................................................50
View Command History.................................................................................................................................................... 51
Upgrading Dell EMC Networking OS............................................................................................................................52
Using HTTP for File Transfers....................................................................................................................................... 52
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............................................................................................................................. 61
Disabling System Logging................................................................................................................................................ 61
Sending System Messages to a Syslog Server.......................................................................................................... 62
Configuring a UNIX System as a Syslog Server...................................................................................................62
Track Login Activity..........................................................................................................................................................62
Restrictions for Tracking Login Activity................................................................................................................ 62
Configuring Login Activity Tracking........................................................................................................................62
Display Login Statistics.............................................................................................................................................. 63
Limit Concurrent Login Sessions...................................................................................................................................64
Restrictions for Limiting the Number of Concurrent Sessions........................................................................ 64
Configuring Concurrent Session Limit................................................................................................................... 65
Enabling the System to Clear Existing Sessions..................................................................................................65
Enabling Secured CLI Mode........................................................................................................................................... 66
Changing System Logging Settings..............................................................................................................................66
Display the Logging Buffer and the Logging Configuration....................................................................................67
Configuring a UNIX Logging Facility Level..................................................................................................................67
Synchronizing Log Messages......................................................................................................................................... 68
Enabling Timestamp on Syslog Messages...................................................................................................................69
File Transfer Services........................................................................................................................................................71
Enabling the FTP Server............................................................................................................................................ 72
Configuring FTP Server Parameters.......................................................................................................................72
Configuring FTP Client Parameters........................................................................................................................ 72
Terminal Lines.....................................................................................................................................................................73
Denying and Permitting Access to a Terminal Line............................................................................................. 73
Configuring Login Authentication for Terminal Lines..........................................................................................74
Setting Timeout for EXEC Privilege Mode..................................................................................................................75
Using Telnet to get to Another Network Device.......................................................................................................75
Lock CONFIGURATION Mode....................................................................................................................................... 76
Reloading the system....................................................................................................................................................... 76
Restoring the Factory Default Settings....................................................................................................................... 77
Restoring Factory Default Environment Variables.............................................................................................. 78
Viewing the Reason for Last System Reboot.............................................................................................................79
Disabling Syslog Messages for SNMP Authentication Failure Events..................................................................79
Chapter 5: 802.1X....................................................................................................................... 80
Port-Authentication Process...........................................................................................................................................81
EAP over RADIUS........................................................................................................................................................82
Configuring 802.1X............................................................................................................................................................83
Important Points to Remember..................................................................................................................................... 83
Enabling 802.1X..................................................................................................................................................................84
Configuring dot1x Profile ................................................................................................................................................85
Configuring MAC addresses for a do1x Profile.......................................................................................................... 85
Configuring the Static MAB and MAB Profile ...........................................................................................................86
4
Contents
Configuring Critical VLAN .............................................................................................................................................. 87
Configuring Request Identity Re-Transmissions........................................................................................................87
Configuring a Quiet Period after a Failed Authentication..................................................................................88
Forcibly Authorizing or Unauthorizing a Port............................................................................................................. 89
Re-Authenticating a Port................................................................................................................................................ 89
Configuring Timeouts....................................................................................................................................................... 90
Configuring Dynamic VLAN Assignment with Port Authentication....................................................................... 91
Guest and Authentication-Fail VLANs......................................................................................................................... 92
Configuring a Guest VLAN........................................................................................................................................ 93
Configuring an Authentication-Fail VLAN............................................................................................................. 93
Chapter 6: Access Control Lists (ACLs)...................................................................................... 95
IP Access Control Lists (ACLs)..................................................................................................................................... 96
CAM Usage................................................................................................................................................................... 96
Implementing ACLs on Dell EMC Networking OS............................................................................................... 97
Configure ACL Range Profiles..................................................................................................................................98
Important Points to Remember..................................................................................................................................... 99
Configuration Task List for Route Maps................................................................................................................99
Configuring Match Routes....................................................................................................................................... 101
Configuring Set Conditions..................................................................................................................................... 102
Configure a Route Map for Route Redistribution.............................................................................................. 103
Configure a Route Map for Route Tagging......................................................................................................... 104
Continue Clause......................................................................................................................................................... 104
IP Fragment Handling..................................................................................................................................................... 104
IP Fragments ACL Examples...................................................................................................................................105
Layer 4 ACL Rules Examples...................................................................................................................................105
Configure a Standard IP ACL....................................................................................................................................... 106
Configuring a Standard IP ACL Filter....................................................................................................................107
Configure an Extended IP ACL.....................................................................................................................................107
Configuring Filters with a Sequence Number..................................................................................................... 108
Configuring Filters Without a Sequence Number............................................................................................... 110
Configure Layer 2 and Layer 3 ACLs............................................................................................................................111
Assign an IP ACL to an Interface.................................................................................................................................. 111
Applying an IP ACL............................................................................................................................................................111
Counting ACL Hits......................................................................................................................................................112
Configure Ingress ACLs.................................................................................................................................................. 112
Configure Egress ACLs................................................................................................................................................... 113
Applying Egress Layer 3 ACLs (Control-Plane).................................................................................................. 114
IP Prefix Lists.................................................................................................................................................................... 114
Configuration Task List for Prefix Lists................................................................................................................ 115
ACL Remarks..................................................................................................................................................................... 118
Configuring a Remark................................................................................................................................................ 118
Deleting a Remark...................................................................................................................................................... 118
ACL Resequencing........................................................................................................................................................... 119
Resequencing an ACL or Prefix List...................................................................................................................... 119
Route Maps.......................................................................................................................................................................120
Flow-Based Monitoring................................................................................................................................................... 121
Enabling Flow-Based Monitoring............................................................................................................................122
Configuring IP Mirror Access Group........................................................................................................................... 123
Sample Configuration................................................................................................................................................124
Contents
5
Example of viewing IP mirror–access–group applied to an Interface.......................................................... 124
Chapter 7: Bidirectional Forwarding Detection (BFD).................................................................125
How BFD Works...............................................................................................................................................................125
BFD Packet Format...................................................................................................................................................126
BFD Sessions...............................................................................................................................................................127
BFD Three-Way Handshake.................................................................................................................................... 128
Session State Changes.............................................................................................................................................129
Important Points to Remember....................................................................................................................................129
Configure BFD.................................................................................................................................................................. 129
Configure BFD for Physical Ports..........................................................................................................................130
Configure BFD for Static Routes............................................................................................................................131
Configure BFD for IPv6 Static Routes................................................................................................................. 135
Configure BFD for OSPF..........................................................................................................................................137
Configure BFD for OSPFv3......................................................................................................................................141
Configure BFD for IS-IS........................................................................................................................................... 144
Configure BFD for BGP............................................................................................................................................146
Configure BFD for VRRP......................................................................................................................................... 152
Configuring Protocol Liveness................................................................................................................................155
Chapter 8: Border Gateway Protocol (BGP)............................................................................... 156
BGP IP version 4 (BGPv4) Overview......................................................................................................................... 156
BGP Autonomous Systems..................................................................................................................................... 156
AS4 Number Representation.................................................................................................................................. 158
Four-Byte AS Numbers............................................................................................................................................ 160
BGP router ID............................................................................................................................................................. 160
Sessions and Peers....................................................................................................................................................160
Establish a Session.................................................................................................................................................... 160
BGP Attributes for selecting Best Path................................................................................................................161
Multiprotocol BGP..................................................................................................................................................... 166
BGP global and address family configuration......................................................................................................167
Implement BGP with Dell EMC Networking OS................................................................................................. 168
Configuration Information.........................................................................................................................................171
Basic BGP configuration tasks..................................................................................................................................... 172
Prerequisite for configuring a BGP network....................................................................................................... 172
Restrictions..................................................................................................................................................................172
Enabling BGP...............................................................................................................................................................172
Enabling four-byte autonomous system numbers..............................................................................................174
Changing a BGP router ID....................................................................................................................................... 175
Configuring AS4 Number Representations..........................................................................................................175
Configuring a BGP peer............................................................................................................................................176
Example-Configuring BGP routing between peers............................................................................................ 177
BGP peer group..........................................................................................................................................................178
Advanced BGP configuration tasks.............................................................................................................................185
Route-refresh and Soft-reconfiguration..............................................................................................................185
Aggregating Routes...................................................................................................................................................187
Filtering BGP...............................................................................................................................................................189
Configuring BGP Fast Fall-Over.............................................................................................................................194
Configuring Passive Peering................................................................................................................................... 196
6
Contents
Enabling Graceful Restart........................................................................................................................................196
Redistributing Routes................................................................................................................................................197
Enabling Additional Paths........................................................................................................................................ 198
Configuring IP Community Lists.............................................................................................................................199
Configuring an IP Extended Community List..................................................................................................... 200
Configure BGP attributes........................................................................................................................................ 201
Enabling Multipath.................................................................................................................................................... 204
Route Reflectors....................................................................................................................................................... 205
Enabling Route Flap Dampening............................................................................................................................206
Changing BGP keepalive and hold timers........................................................................................................... 208
Setting the extended timer.................................................................................................................................... 209
Enabling or disabling BGP neighbors....................................................................................................................209
Route Map Continue................................................................................................................................................. 210
Configuring BGP Confederations........................................................................................................................... 211
Configuring a BGP VRF address family.................................................................................................................211
Maintaining Existing AS Numbers During an AS Migration..............................................................................213
Allowing an AS Number to Appear in its Own AS Path.................................................................................... 213
Enabling MBGP Configurations.............................................................................................................................. 214
MBGP support for IPv6............................................................................................................................................215
Configuring IPv6 MBGP between peers.............................................................................................................. 215
Example-Configuring IPv4 and IPv6 neighbors.................................................................................................. 215
Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor................................... 218
BGP Regular Expression Optimization..................................................................................................................219
Debugging BGP.......................................................................................................................................................... 219
Chapter 9: Content Addressable Memory (CAM)....................................................................... 222
CAM Allocation................................................................................................................................................................ 222
Test CAM Usage............................................................................................................................................................. 224
View CAM Profiles..........................................................................................................................................................224
View CAM-ACL Settings...............................................................................................................................................225
View CAM Usage............................................................................................................................................................ 226
Configuring CAM Threshold and Silence Period......................................................................................................227
CAM Optimization...........................................................................................................................................................228
Troubleshoot CAM Profiling......................................................................................................................................... 228
QoS CAM Region Limitation...................................................................................................................................228
Syslog Error When the Table is Full......................................................................................................................229
Syslog Warning Upon 90 Percent Utilization of CAM......................................................................................229
Syslog Warning for Discrepancies Between Configured Extended Prefixes.............................................. 229
Unified Forwarding Table (UFT) Modes....................................................................................................................229
Configuring UFT Modes.......................................................................................................................................... 229
Chapter 10: Control Plane Policing (CoPP)................................................................................ 231
Configure Control Plane Policing................................................................................................................................ 232
Configuring CoPP for Protocols............................................................................................................................233
Configuring CoPP for CPU Queues......................................................................................................................234
Displaying CoPP Configuration .............................................................................................................................235
Chapter 11: Data Center Bridging (DCB).................................................................................... 237
Ethernet Enhancements in Data Center Bridging................................................................................................... 237
Contents
7
Priority-Based Flow Control................................................................................................................................... 238
Enhanced Transmission Selection.........................................................................................................................239
Data Center Bridging Exchange Protocol (DCBx)............................................................................................240
Data Center Bridging in a Traffic Flow................................................................................................................. 241
Enabling Data Center Bridging..................................................................................................................................... 241
DCB Maps and its Attributes..................................................................................................................................242
Data Center Bridging: Default Configuration........................................................................................................... 242
Configuring Priority-Based Flow Control.................................................................................................................. 243
Configuring Lossless Queues................................................................................................................................. 243
Configuring PFC in a DCB Map................................................................................................................................... 245
Applying a DCB Map on a Port....................................................................................................................................246
Configuring PFC without a DCB Map........................................................................................................................ 247
Configuring PFC Asymmetric.......................................................................................................................................248
Priority-Based Flow Control Using Dynamic Buffer Method............................................................................... 249
Behavior of Tagged Packets........................................................................................................................................250
Configuration Example for DSCP and PFC Priorities.............................................................................................250
SNMP Support for PFC and Buffer Statistics Tracking........................................................................................ 251
Performing PFC Using DSCP Bits Instead of 802.1p Bits..................................................................................... 251
PFC and ETS Configuration Examples.......................................................................................................................253
Using PFC to Manage Converged Ethernet Traffic...............................................................................................253
Operations on Untagged Packets...............................................................................................................................253
Generation of PFC for a Priority for Untagged Packets.......................................................................................253
Configure Enhanced Transmission Selection........................................................................................................... 253
ETS Prerequisites and Restrictions...................................................................................................................... 254
Creating an ETS Priority Group.............................................................................................................................254
ETS Operation with DCBx...................................................................................................................................... 255
Configuring Bandwidth Allocation for DCBx CIN.............................................................................................. 255
Configuring ETS in a DCB Map............................................................................................................................. 256
Hierarchical Scheduling in ETS Output Policies.......................................................................................................257
Using ETS to Manage Converged Ethernet Traffic................................................................................................257
Applying DCB Policies in a Switch Stack.................................................................................................................. 258
Configure a DCBx Operation........................................................................................................................................258
DCBx Operation.........................................................................................................................................................258
DCBx Port Roles........................................................................................................................................................258
DCB Configuration Exchange................................................................................................................................ 260
Configuration Source Election............................................................................................................................... 260
Propagation of DCB Information...........................................................................................................................260
Auto-Detection and Manual Configuration of the DCBx Version.................................................................. 261
DCBx Example............................................................................................................................................................ 261
DCBx Prerequisites and Restrictions................................................................................................................... 262
Configuring DCBx......................................................................................................................................................262
Verifying the DCB Configuration................................................................................................................................ 265
QoS dot1p Traffic Classification and Queue Assignment...................................................................................... 273
Configuring the Dynamic Buffer Method.................................................................................................................. 273
Sample DCB Configuration........................................................................................................................................... 274
Chapter 12: Dynamic Host Configuration Protocol (DHCP)........................................................ 277
DHCP Packet Format and Options............................................................................................................................. 277
Assign an IP Address using DHCP.............................................................................................................................. 279
Implementation Information..........................................................................................................................................279
8
Contents
Configure the System to be a DHCP Server........................................................................................................... 280
Configuring the Server for Automatic Address Allocation..............................................................................280
Specifying a Default Gateway.................................................................................................................................281
Configure a Method of Hostname Resolution....................................................................................................282
Using DNS for Address Resolution....................................................................................................................... 282
Using NetBIOS WINS for Address Resolution....................................................................................................282
Creating Manual Binding Entries........................................................................................................................... 282
Debugging the DHCP Server..................................................................................................................................283
Using DHCP Clear Commands...............................................................................................................................283
Configure the System to be a DHCP Client............................................................................................................. 283
Configuring the DHCP Client System.................................................................................................................. 283
DHCP Client on a Management Interface...........................................................................................................285
DHCP Client Operation with Other Features.....................................................................................................285
DHCP Relay When DHCP Server and Client are in Different VRFs................................................................... 286
Configuring Route Leaking between VRFs on DHCP Relay Agent...............................................................286
Non-default VRF configuration for DHCPv6 helper address............................................................................... 287
Configuring DHCP relay source interface................................................................................................................. 287
Global DHCP relay source IPv4 or IPv6 configuration ....................................................................................288
Interface level DHCP relay source IPv4 or IPv6 configuration .....................................................................288
Configure the System for User Port Stacking (Option 230)............................................................................... 289
Configure Secure DHCP............................................................................................................................................... 289
Option 82 (DHCPv4 relay options).......................................................................................................................290
DHCPv6 relay agent options..................................................................................................................................290
DHCP Snooping..........................................................................................................................................................291
Drop DHCP Packets on Snooped VLANs Only.................................................................................................. 295
Dynamic ARP Inspection......................................................................................................................................... 295
Configuring Dynamic ARP Inspection.................................................................................................................. 296
Source Address Validation............................................................................................................................................ 297
Enabling IP Source Address Validation.................................................................................................................297
DHCP MAC Source Address Validation...............................................................................................................298
Enabling IP+MAC Source Address Validation.................................................................................................... 298
Viewing the Number of SAV Dropped Packets................................................................................................. 299
Clearing the Number of SAV Dropped Packets.................................................................................................299
Chapter 13: Equal Cost Multi-Path (ECMP)............................................................................... 300
ECMP for Flow-Based Affinity.................................................................................................................................... 300
Configuring the Hash Algorithm............................................................................................................................300
Enabling Deterministic ECMP Next Hop............................................................................................................. 300
Configuring the Hash Algorithm Seed.................................................................................................................. 301
Link Bundle Monitoring...................................................................................................................................................301
Managing ECMP Group Paths...............................................................................................................................302
Creating an ECMP Group Bundle..........................................................................................................................302
Modifying the ECMP Group Threshold................................................................................................................302
Support for /128 IPv6 and /32 IPv4 Prefixes in Layer 3 Host Table and LPM Table..............................303
Support for ECMP in host table............................................................................................................................303
Support for moving /128 IPv6 Prefixes and /32 IPv4 Prefixes ....................................................................303
Chapter 14: FIP Snooping.......................................................................................................... 304
Fibre Channel over Ethernet........................................................................................................................................304
Contents
9
Ensure Robustness in a Converged Ethernet Network.........................................................................................304
FIP Snooping on Ethernet Bridges............................................................................................................................. 305
Using FIP Snooping.........................................................................................................................................................307
FIP Snooping Prerequisites.....................................................................................................................................307
Important Points to Remember............................................................................................................................. 307
Enabling the FCoE Transit Feature.......................................................................................................................308
Enable FIP Snooping on VLANs.............................................................................................................................308
Configure the FC-MAP Value................................................................................................................................ 309
Configure a Port for a Bridge-to-Bridge Link.................................................................................................... 309
Configure a Port for a Bridge-to-FCF Link.........................................................................................................309
Impact on Other Software Features.................................................................................................................... 309
FIP Snooping Restrictions.......................................................................................................................................309
Configuring FIP Snooping........................................................................................................................................ 310
Displaying FIP Snooping Information.......................................................................................................................... 310
FCoE Transit Configuration Example..........................................................................................................................315
Chapter 15: Flex Hash and Optimized Boot-Up........................................................................... 317
Flex Hash Capability Overview..................................................................................................................................... 317
Configuring the Flex Hash Mechanism.......................................................................................................................317
Configuring Fast Boot and LACP Fast Switchover.................................................................................................318
Optimizing the Boot Time..............................................................................................................................................318
Interoperation of Applications with Fast Boot and System States..................................................................... 319
RDMA Over Converged Ethernet (RoCE) Overview............................................................................................. 322
Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces................................................................................. 322
Chapter 16: Force10 Resilient Ring Protocol (FRRP)..................................................................324
Protocol Overview.......................................................................................................................................................... 324
Ring Status................................................................................................................................................................. 325
Multiple FRRP Rings.................................................................................................................................................325
Important FRRP Points............................................................................................................................................326
Important FRRP Concepts......................................................................................................................................327
Implementing FRRP........................................................................................................................................................ 327
FRRP Configuration........................................................................................................................................................328
Creating the FRRP Group....................................................................................................................................... 328
Configuring the Control VLAN...............................................................................................................................328
Configuring and Adding the Member VLANs..................................................................................................... 329
Setting the FRRP Timers........................................................................................................................................ 330
Clearing the FRRP Counters.................................................................................................................................. 330
Viewing the FRRP Configuration.......................................................................................................................... 330
Viewing the FRRP Information.............................................................................................................................. 330
Troubleshooting FRRP....................................................................................................................................................331
Sample Configuration and Topology........................................................................................................................... 331
FRRP Support on VLT................................................................................................................................................... 332
Chapter 17: GARP VLAN Registration Protocol (GVRP)............................................................. 335
Configure GVRP..............................................................................................................................................................336
Enabling GVRP Globally.................................................................................................................................................336
Enabling GVRP on a Layer 2 Interface.......................................................................................................................337
Configure GVRP Registration...................................................................................................................................... 337
10
Contents
Configure a GARP Timer...............................................................................................................................................338
Chapter 18: Internet Group Management Protocol (IGMP)........................................................ 339
IGMP Protocol Overview.............................................................................................................................................. 339
IGMP Version 2..........................................................................................................................................................339
IGMP Version 3.......................................................................................................................................................... 341
Configure IGMP...............................................................................................................................................................343
Viewing IGMP Enabled Interfaces...............................................................................................................................344
Selecting an IGMP Version........................................................................................................................................... 344
Viewing IGMP Groups....................................................................................................................................................345
Adjusting Timers..............................................................................................................................................................345
Adjusting Query and Response Timers................................................................................................................ 345
Enabling IGMP Immediate-Leave................................................................................................................................ 346
IGMP Snooping................................................................................................................................................................346
Configuring IGMP Snooping................................................................................................................................... 347
Removing a Group-Port Association.................................................................................................................... 347
Disabling Multicast Flooding................................................................................................................................... 348
Specifying a Port as Connected to a Multicast Router................................................................................... 348
Configuring the Switch as Querier........................................................................................................................348
Fast Convergence after MSTP Topology Changes................................................................................................349
Egress Interface Selection (EIS) for HTTP and IGMP Applications...................................................................349
Designating a Multicast Router Interface................................................................................................................. 356
Chapter 19: Interfaces............................................................................................................... 357
Interface Types............................................................................................................................................................... 358
View Basic Interface Information................................................................................................................................358
Resetting an Interface to its Factory Default State...............................................................................................360
Enabling a Physical Interface....................................................................................................................................... 360
Physical Interfaces.......................................................................................................................................................... 361
Configuration Task List for Physical Interfaces................................................................................................. 361
40G to 1G Breakout Cable Adaptor.......................................................................................................................361
Overview of Layer Modes.......................................................................................................................................362
Configuring Layer 2 (Data Link) Mode................................................................................................................ 362
Configuring Layer 2 (Interface) Mode.................................................................................................................362
Configuring Layer 3 (Network) Mode..................................................................................................................363
Configuring Layer 3 (Interface) Mode.................................................................................................................363
Automatic recovery of an Err-disabled interface....................................................................................................364
Configuring an automatic recovery for an Err-disabled interface.................................................................364
Egress Interface Selection (EIS).................................................................................................................................365
Configuring EIS..........................................................................................................................................................365
Management Interfaces................................................................................................................................................ 366
Configuring Management Interfaces....................................................................................................................366
Configuring a Management Interface on an Ethernet Port............................................................................ 367
VLAN Interfaces..............................................................................................................................................................368
Loopback Interfaces.......................................................................................................................................................368
Null Interfaces..................................................................................................................................................................369
Configuring Port Delay.................................................................................................................................................. 369
Port Channel Interfaces................................................................................................................................................ 369
Port Channel Definition and Standards................................................................................................................370
Contents
11
Port Channel Benefits..............................................................................................................................................370
Port Channel Implementation.................................................................................................................................370
Interfaces in Port Channels.................................................................................................................................... 370
Configuration Tasks for Port Channel Interfaces.............................................................................................. 371
Creating a Port Channel...........................................................................................................................................371
Adding a Physical Interface to a Port Channel................................................................................................... 371
Reassigning an Interface to a New Port Channel..............................................................................................373
Configuring the Minimum Oper Up Links in a Port Channel........................................................................... 373
Adding or Removing a Port Channel from a VLAN........................................................................................... 374
Assigning an IP Address to a Port Channel.........................................................................................................375
Deleting or Disabling a Port Channel.................................................................................................................... 375
Load Balancing Through Port Channels.............................................................................................................. 375
Changing the Hash Algorithm................................................................................................................................ 375
Bulk Configuration.......................................................................................................................................................... 376
Interface Range......................................................................................................................................................... 376
Bulk Configuration Examples.................................................................................................................................. 377
Defining Interface Range Macros................................................................................................................................378
Define the Interface Range.....................................................................................................................................379
Choosing an Interface-Range Macro................................................................................................................... 379
Monitoring and Maintaining Interfaces...................................................................................................................... 379
Maintenance Using TDR..........................................................................................................................................380
Non Dell-Qualified Transceivers.................................................................................................................................. 380
Splitting 40G Ports without Reload............................................................................................................................ 381
Splitting QSFP Ports to SFP+ Ports.......................................................................................................................... 383
Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port.............................................................................. 383
Configuring wavelength for 10–Gigabit SFP+ optics.............................................................................................385
Link Dampening............................................................................................................................................................... 386
Enabling Link Dampening.........................................................................................................................................388
Link Bundle Monitoring..................................................................................................................................................389
Using Ethernet Pause Frames for Flow Control......................................................................................................389
Enabling Pause Frames............................................................................................................................................390
Configure the MTU Size on an Interface..................................................................................................................390
Port-Pipes......................................................................................................................................................................... 391
Auto-Negotiation on Ethernet Interfaces..................................................................................................................391
Setting the Speed of Ethernet Interfaces........................................................................................................... 391
Set Auto-Negotiation Options............................................................................................................................... 393
View Advanced Interface Information....................................................................................................................... 393
Configuring the Interface Sampling Size.............................................................................................................394
Dynamic Counters.......................................................................................................................................................... 395
Clearing Interface Counters................................................................................................................................... 395
Compressing Configuration Files................................................................................................................................ 396
Chapter 20: IPv4 Routing.......................................................................................................... 399
IP Addresses.................................................................................................................................................................... 400
Configuration Tasks for IP Addresses....................................................................................................................... 400
Assigning IP Addresses to an Interface.....................................................................................................................400
Configuring Static Routes............................................................................................................................................. 401
Adding description for IPv4 and IPv6 static routes..........................................................................................402
Configure Static Routes for the Management Interface...................................................................................... 403
Using the Configured Source IP Address in ICMP Messages..............................................................................403
12
Contents
Configuring the Duration to Establish a TCP Connection.................................................................................... 403
Enabling Directed Broadcast........................................................................................................................................404
Resolution of Host Names............................................................................................................................................ 404
Enabling Dynamic Resolution of Host Names.......................................................................................................... 404
Specifying the Local System Domain and a List of Domains............................................................................... 405
Configuring DNS with Traceroute.............................................................................................................................. 405
ARP.................................................................................................................................................................................... 406
Configuration Tasks for ARP....................................................................................................................................... 406
Configuring Static ARP Entries................................................................................................................................... 406
Enabling Proxy ARP........................................................................................................................................................407
Clearing ARP Cache....................................................................................................................................................... 407
ARP Learning via Gratuitous ARP...............................................................................................................................407
Enabling ARP Learning via Gratuitous ARP..............................................................................................................408
ARP Learning via ARP Request...................................................................................................................................408
Configuring ARP Retries............................................................................................................................................... 409
ICMP.................................................................................................................................................................................. 409
Configuration Tasks for ICMP..................................................................................................................................... 409
Enabling ICMP Unreachable Messages..................................................................................................................... 409
ICMP Redirects................................................................................................................................................................ 410
UDP Helper........................................................................................................................................................................ 411
Enabling UDP Helper........................................................................................................................................................411
Configurations Using UDP Helper................................................................................................................................ 411
UDP Helper with Broadcast-All Addresses................................................................................................................ 411
UDP Helper with Subnet Broadcast Addresses....................................................................................................... 412
UDP Helper with Configured Broadcast Addresses................................................................................................413
UDP Helper with No Configured Broadcast Addresses......................................................................................... 413
Troubleshooting UDP Helper........................................................................................................................................ 413
Chapter 21: IPv6 Routing........................................................................................................... 415
Protocol Overview...........................................................................................................................................................415
Extended Address Space......................................................................................................................................... 415
Stateless Autoconfiguration....................................................................................................................................415
IPv6 Headers...............................................................................................................................................................416
Longest Prefix Match (LPM) Table and IPv6 /65 – /128 support............................................................... 416
IPv6 Header Fields.....................................................................................................................................................417
Extension Header Fields...........................................................................................................................................419
Addressing.................................................................................................................................................................. 420
Implementing IPv6 with Dell EMC Networking OS..................................................................................................421
ICMPv6..............................................................................................................................................................................422
Path MTU discovery.......................................................................................................................................................423
IPv6 Neighbor Discovery...............................................................................................................................................423
IPv6 Neighbor Discovery of MTU Packets......................................................................................................... 424
Configuring the IPv6 Recursive DNS Server......................................................................................................424
Debugging IPv6 RDNSS Information Sent to the Host .................................................................................. 425
Displaying IPv6 RDNSS Information.....................................................................................................................425
Secure Shell (SSH) Over an IPv6 Transport............................................................................................................426
Configuration Tasks for IPv6....................................................................................................................................... 426
Adjusting Your CAM-Profile....................................................................................................................................426
Assigning an IPv6 Address to an Interface......................................................................................................... 427
Assigning a Static IPv6 Route................................................................................................................................427
Contents
13
Configuring Telnet with IPv6................................................................................................................................. 428
SNMP over IPv6........................................................................................................................................................428
Displaying IPv6 Information.................................................................................................................................... 428
Displaying an IPv6 Interface Information............................................................................................................ 429
Showing IPv6 Routes...............................................................................................................................................429
Showing the Running-Configuration for an Interface......................................................................................430
Clearing IPv6 Routes.................................................................................................................................................431
Disabling ND Entry Timeout.................................................................................................................................... 431
Configuring IPv6 RA Guard........................................................................................................................................... 431
Configuring IPv6 RA Guard on an Interface....................................................................................................... 433
Monitoring IPv6 RA Guard......................................................................................................................................433
Chapter 22: iSCSI Optimization................................................................................................. 434
iSCSI Optimization Overview....................................................................................................................................... 434
Monitoring iSCSI Traffic Flows..............................................................................................................................435
Application of Quality of Service to iSCSI Traffic Flows.................................................................................436
Information Monitored in iSCSI Traffic Flows....................................................................................................436
Detection and Auto-Configuration for Dell EqualLogic Arrays.......................................................................437
Configuring Detection and Ports for Dell Compellent Arrays.........................................................................437
Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer...........................................................437
Enable and Disable iSCSI Optimization................................................................................................................ 438
Default iSCSI Optimization Values..............................................................................................................................438
iSCSI Optimization Prerequisites................................................................................................................................ 439
Configuring iSCSI Optimization................................................................................................................................... 439
Displaying iSCSI Optimization Information................................................................................................................ 441
Chapter 23: Intermediate System to Intermediate System.........................................................443
IS-IS Protocol Overview................................................................................................................................................443
IS-IS Addressing.............................................................................................................................................................. 443
Multi-Topology IS-IS...................................................................................................................................................... 444
Transition Mode.........................................................................................................................................................444
Interface Support......................................................................................................................................................444
Adjacencies................................................................................................................................................................. 444
Graceful Restart..............................................................................................................................................................445
Timers.......................................................................................................................................................................... 445
Implementation Information......................................................................................................................................... 445
Configuration Information.............................................................................................................................................446
Configuration Tasks for IS-IS.................................................................................................................................446
Configuring the Distance of a Route....................................................................................................................453
Changing the IS-Type.............................................................................................................................................. 453
Redistributing IPv4 Routes..................................................................................................................................... 455
Redistributing IPv6 Routes.....................................................................................................................................456
Configuring Authentication Passwords................................................................................................................457
Setting the Overload Bit..........................................................................................................................................457
Debugging IS-IS.........................................................................................................................................................458
IS-IS Metric Styles..........................................................................................................................................................458
Configure Metric Values............................................................................................................................................... 459
Maximum Values in the Routing Table.................................................................................................................459
Change the IS-IS Metric Style in One Level Only............................................................................................. 459
14
Contents
Leaks from One Level to Another.........................................................................................................................460
Sample Configurations................................................................................................................................................... 461
Chapter 24: Link Aggregation Control Protocol (LACP)............................................................. 464
Introduction to Dynamic LAGs and LACP.................................................................................................................464
Important Points to Remember............................................................................................................................. 464
LACP Modes.............................................................................................................................................................. 465
Configuring LACP Commands............................................................................................................................... 465
LACP Configuration Tasks............................................................................................................................................465
Creating a LAG.......................................................................................................................................................... 466
Configuring the LAG Interfaces as Dynamic...................................................................................................... 466
Setting the LACP Long Timeout........................................................................................................................... 466
Monitoring and Debugging LACP.......................................................................................................................... 467
Shared LAG State Tracking..........................................................................................................................................467
Configuring Shared LAG State Tracking............................................................................................................. 468
Important Points about Shared LAG State Tracking........................................................................................469
LACP Basic Configuration Example............................................................................................................................470
Configure a LAG on ALPHA....................................................................................................................................470
Chapter 25: Layer 2................................................................................................................... 478
Manage the MAC Address Table.................................................................................................................................478
Clearing the MAC Address Table.......................................................................................................................... 478
Setting the Aging Time for Dynamic Entries...................................................................................................... 478
Configuring a Static MAC Address....................................................................................................................... 479
Displaying the MAC Address Table....................................................................................................................... 479
MAC Learning Limit........................................................................................................................................................ 479
Setting the MAC Learning Limit............................................................................................................................480
mac learning-limit Dynamic.....................................................................................................................................480
mac learning-limit mac-address-sticky................................................................................................................ 480
mac learning-limit station-move............................................................................................................................ 480
mac learning-limit no-station-move...................................................................................................................... 481
Learning Limit Violation Actions............................................................................................................................. 481
Setting Station Move Violation Actions............................................................................................................... 481
Recovering from Learning Limit and Station Move Violations.......................................................................482
Disabling MAC Address Learning on the System.............................................................................................. 482
Enabling port security.............................................................................................................................................. 482
NIC Teaming.....................................................................................................................................................................483
Configure Redundant Pairs...........................................................................................................................................484
Far-End Failure Detection............................................................................................................................................. 487
FEFD State Changes................................................................................................................................................488
Configuring FEFD......................................................................................................................................................488
Enabling FEFD on an Interface.............................................................................................................................. 489
Debugging FEFD........................................................................................................................................................490
Chapter 26: Link Layer Discovery Protocol (LLDP).....................................................................491
802.1AB (LLDP) Overview............................................................................................................................................ 491
Protocol Data Units...................................................................................................................................................491
Optional TLVs.................................................................................................................................................................. 493
Management TLVs....................................................................................................................................................493
Contents
15
TIA-1057 (LLDP-MED) Overview............................................................................................................................... 494
TIA Organizationally Specific TLVs.......................................................................................................................495
Configure LLDP............................................................................................................................................................... 498
CONFIGURATION versus INTERFACE Configurations......................................................................................... 499
Enabling LLDP..................................................................................................................................................................499
Disabling and Undoing LLDP.................................................................................................................................. 499
Enabling LLDP on Management Ports.......................................................................................................................500
Disabling and Undoing LLDP on Management Ports....................................................................................... 500
Advertising TLVs.............................................................................................................................................................500
Storing and Viewing Unrecognized LLDP TLVs....................................................................................................... 501
Viewing the LLDP Configuration.................................................................................................................................502
Viewing Information Advertised by Adjacent LLDP Neighbors........................................................................... 503
Examples of Viewing Information Advertised by Neighbors...........................................................................503
Configuring LLDPDU Intervals.....................................................................................................................................505
Configuring LLDP Notification Interval..................................................................................................................... 506
Configuring Transmit and Receive Mode..................................................................................................................506
Configuring the Time to Live Value............................................................................................................................ 507
Debugging LLDP............................................................................................................................................................. 508
Relevant Management Objects...................................................................................................................................509
Chapter 27: Microsoft Network Load Balancing..........................................................................513
Configuring a Switch for NLB ..................................................................................................................................... 514
Enabling a Switch for Multicast NLB....................................................................................................................515
Chapter 28: Multicast Source Discovery Protocol (MSDP).........................................................516
Anycast RP........................................................................................................................................................................517
Implementation Information.......................................................................................................................................... 518
Configure Multicast Source Discovery Protocol......................................................................................................518
Related Configuration Tasks...................................................................................................................................518
Enable MSDP................................................................................................................................................................... 522
Manage the Source-Active Cache..............................................................................................................................523
Viewing the Source-Active Cache........................................................................................................................ 523
Limiting the Source-Active Cache........................................................................................................................523
Clearing the Source-Active Cache....................................................................................................................... 523
Enabling the Rejected Source-Active Cache..................................................................................................... 524
Accept Source-Active Messages that Fail the RFP Check.................................................................................. 524
Specifying Source-Active Messages..........................................................................................................................527
Limiting the Source-Active Messages from a Peer................................................................................................528
Preventing MSDP from Caching a Local Source.................................................................................................... 528
Preventing MSDP from Caching a Remote Source............................................................................................... 529
Preventing MSDP from Advertising a Local Source.............................................................................................. 529
Logging Changes in Peership States......................................................................................................................... 530
Terminating a Peership..................................................................................................................................................530
Clearing Peer Statistics.................................................................................................................................................530
Debugging MSDP.............................................................................................................................................................531
MSDP with Anycast RP................................................................................................................................................. 531
Configuring Anycast RP................................................................................................................................................ 532
Reducing Source-Active Message Flooding....................................................................................................... 533
Specifying the RP Address Used in SA Messages............................................................................................ 533
16
Contents
MSDP Sample Configurations..................................................................................................................................... 535
Chapter 29: Multicast Listener Discovery Protocol.................................................................... 538
MLD timers........................................................................................................................................................................541
Reducing Host Response Burstiness.................................................................................................................... 541
Configuring MLD Version..............................................................................................................................................542
Clearing MLD groups..................................................................................................................................................... 542
Debugging MLD...............................................................................................................................................................542
Explicit Tracking.............................................................................................................................................................. 542
Reducing Leave Latency............................................................................................................................................... 542
Displaying MLD groups table........................................................................................................................................543
Displaying MLD Interfaces............................................................................................................................................ 543
Chapter 30: Multiple Spanning Tree Protocol (MSTP)............................................................... 544
Spanning Tree Variations..............................................................................................................................................545
Implementation Information................................................................................................................................... 545
Configure Multiple Spanning Tree Protocol............................................................................................................. 545
Related Configuration Tasks.................................................................................................................................. 545
Enable Multiple Spanning Tree Globally.................................................................................................................... 546
Adding and Removing Interfaces................................................................................................................................ 546
Creating Multiple Spanning Tree Instances..............................................................................................................546
Influencing MSTP Root Selection...............................................................................................................................548
Interoperate with Non-Dell Bridges............................................................................................................................548
Changing the Region Name or Revision....................................................................................................................548
Modifying Global Parameters.......................................................................................................................................549
Modifying the Interface Parameters..........................................................................................................................550
Setting STP path cost as constant.............................................................................................................................551
Configuring an EdgePort............................................................................................................................................... 551
Flush MAC Addresses after a Topology Change.................................................................................................... 552
MSTP Sample Configurations......................................................................................................................................552
Debugging and Verifying MSTP Configurations......................................................................................................556
Chapter 31: Multicast Features..................................................................................................558
Enabling IP Multicast..................................................................................................................................................... 558
Implementation Information......................................................................................................................................... 558
Multicast Policies............................................................................................................................................................559
IPv4 Multicast Policies.............................................................................................................................................559
Understanding Multicast Traceroute (mtrace)....................................................................................................... 566
Printing Multicast Traceroute (mtrace) Paths........................................................................................................566
Supported Error Codes................................................................................................................................................. 568
mtrace Scenarios............................................................................................................................................................ 569
Chapter 32: Multicast Listener Discovery Protocol.................................................................... 575
MLD timers....................................................................................................................................................................... 578
Reducing Host Response Burstiness....................................................................................................................578
Clearing MLD groups......................................................................................................................................................579
Debugging MLD...............................................................................................................................................................579
Explicit Tracking.............................................................................................................................................................. 579
Reducing Leave Latency............................................................................................................................................... 579
Contents
17
Displaying MLD groups table........................................................................................................................................579
Displaying MLD Interfaces............................................................................................................................................580
MLD Snooping................................................................................................................................................................. 580
Enable MLD Snooping..............................................................................................................................................580
Disable MLD Snooping.............................................................................................................................................580
Configure the switch as a querier..........................................................................................................................581
Specify port as connected to multicast router...................................................................................................581
Enable Snooping Explicit Tracking.........................................................................................................................581
Display the MLD Snooping Table........................................................................................................................... 581
Chapter 33: Multicast Listener Discovery Protocol.................................................................... 582
MLD timers.......................................................................................................................................................................585
Reducing Host Response Burstiness................................................................................................................... 585
Clearing MLD groups..................................................................................................................................................... 586
Debugging MLD...............................................................................................................................................................586
Explicit Tracking..............................................................................................................................................................586
Reducing Leave Latency...............................................................................................................................................586
Displaying MLD groups table........................................................................................................................................586
Displaying MLD Interfaces............................................................................................................................................ 587
MLD Snooping................................................................................................................................................................. 587
Enable MLD Snooping.............................................................................................................................................. 587
Disable MLD Snooping............................................................................................................................................. 587
Configure the switch as a querier.........................................................................................................................588
Specify port as connected to multicast router..................................................................................................588
Enable Snooping Explicit Tracking........................................................................................................................ 588
Display the MLD Snooping Table.......................................................................................................................... 588
Chapter 34: Object Tracking......................................................................................................589
Object Tracking Overview............................................................................................................................................589
Track Layer 2 Interfaces......................................................................................................................................... 590
Track Layer 3 Interfaces......................................................................................................................................... 590
Track IPv4 and IPv6 Routes...................................................................................................................................590
Set Tracking Delays...................................................................................................................................................591
VRRP Object Tracking.............................................................................................................................................592
Object Tracking Configuration.................................................................................................................................... 592
Tracking a Layer 2 Interface.................................................................................................................................. 592
Tracking a Layer 3 Interface.................................................................................................................................. 593
Track an IPv4/IPv6 Route...................................................................................................................................... 594
Displaying Tracked Objects.......................................................................................................................................... 597
Chapter 35: Open Shortest Path First (OSPFv2 and OSPFv3)................................................... 599
Protocol Overview..........................................................................................................................................................599
Autonomous System (AS) Areas...........................................................................................................................599
Area Types..................................................................................................................................................................600
Networks and Neighbors......................................................................................................................................... 601
Router Types.............................................................................................................................................................. 601
Designated and Backup Designated Routers..................................................................................................... 602
Link-State Advertisements (LSAs).......................................................................................................................602
Router Priority and Cost......................................................................................................................................... 603
18
Contents
OSPF with Dell EMC Networking OS........................................................................................................................ 604
Graceful Restart........................................................................................................................................................604
Fast Convergence (OSPFv2, IPv4 Only)............................................................................................................ 605
Multi-Process OSPFv2 with VRF..........................................................................................................................606
RFC-2328 Compliant OSPF Flooding.................................................................................................................. 606
OSPF ACK Packing...................................................................................................................................................607
Setting OSPF Adjacency with Cisco Routers.................................................................................................... 607
Configuration Information.............................................................................................................................................608
Configuration Task List for OSPFv2 (OSPF for IPv4).....................................................................................608
OSPFv3 NSSA................................................................................................................................................................. 620
Configuration Task List for OSPFv3 (OSPF for IPv6).......................................................................................... 620
Enabling IPv6 Unicast Routing............................................................................................................................... 621
Applying cost for OSPFv3....................................................................................................................................... 621
Assigning IPv6 Addresses on an Interface..........................................................................................................622
Assigning Area ID on an Interface......................................................................................................................... 622
Assigning OSPFv3 Process ID and Router ID Globally.....................................................................................622
Assigning OSPFv3 Process ID and Router ID to a VRF................................................................................... 623
Configuring Stub Areas............................................................................................................................................623
Configuring Passive-Interface............................................................................................................................... 623
Redistributing Routes...............................................................................................................................................624
Configuring a Default Route...................................................................................................................................624
Enabling OSPFv3 Graceful Restart...................................................................................................................... 624
OSPFv3 Authentication Using IPsec....................................................................................................................626
Troubleshooting OSPFv3........................................................................................................................................ 632
MIB Support for OSPFv3..............................................................................................................................................633
Viewing the OSPFv3 MIB........................................................................................................................................633
Chapter 36: Policy-based Routing (PBR)...................................................................................634
Overview........................................................................................................................................................................... 634
Implementing PBR.......................................................................................................................................................... 635
Configuration Task List for Policy-based Routing.................................................................................................. 635
Create a Redirect List..............................................................................................................................................636
Create a Rule for a Redirect-list........................................................................................................................... 636
Apply a Redirect-list to an Interface using a Redirect-group.........................................................................638
Sample Configuration.....................................................................................................................................................640
Chapter 37: PIM Sparse-Mode (PIM-SM).................................................................................. 644
Implementation Information......................................................................................................................................... 644
Protocol Overview..........................................................................................................................................................644
Requesting Multicast Traffic..................................................................................................................................644
Refuse Multicast Traffic..........................................................................................................................................645
Send Multicast Traffic............................................................................................................................................. 645
Configuring PIM-SM...................................................................................................................................................... 645
Related Configuration Tasks.................................................................................................................................. 646
Enable PIM-SM............................................................................................................................................................... 646
Configuring S,G Expiry Timers.....................................................................................................................................648
Configuring a Static Rendezvous Point.....................................................................................................................648
Overriding Bootstrap Router Updates................................................................................................................. 649
Configuring a Designated Router................................................................................................................................649
Contents
19
Creating Multicast Boundaries and Domains............................................................................................................ 651
Electing an RP using the BSR Mechanism................................................................................................................ 651
Chapter 38: PIM Source-Specific Mode (PIM-SSM).................................................................. 653
Implementation Information......................................................................................................................................... 653
Configure PIM-SSM.......................................................................................................................................................653
Enabling PIM-SSM..........................................................................................................................................................654
Use PIM-SSM with IGMP Version 2 Hosts.............................................................................................................. 654
Electing an RP using the BSR Mechanism............................................................................................................... 655
Enabling RP to Server Specific Multicast Groups.............................................................................................657
Chapter 39: Port Monitoring..................................................................................................... 658
Important Points to Remember...................................................................................................................................658
Port Monitoring...............................................................................................................................................................659
Configuring Port Monitoring........................................................................................................................................ 660
Configuring Monitor Multicast Queue........................................................................................................................ 661
Enabling Flow-Based Monitoring................................................................................................................................ 662
Configuring IPv6 Flow-Based Mirroring.................................................................................................................... 663
Enabling IPv6 Flow-Based Monitoring................................................................................................................. 663
Remote Port Mirroring.................................................................................................................................................. 664
Remote Port Mirroring Example............................................................................................................................665
Configuring Remote Port Mirroring......................................................................................................................665
Displaying Remote-Port Mirroring Configurations............................................................................................667
Configuration procedure for Remote Port Mirroring........................................................................................667
Encapsulated Remote Port Monitoring..................................................................................................................... 672
ERPM Behavior on a typical Dell EMC Networking OS ........................................................................................674
Port Monitoring on VLT.................................................................................................................................................675
Chapter 40: Private VLANs (PVLAN)......................................................................................... 678
Private VLAN Concepts................................................................................................................................................ 678
Using the Private VLAN Commands.......................................................................................................................... 679
Configuration Task List................................................................................................................................................. 680
Creating PVLAN ports............................................................................................................................................. 680
Creating a Primary VLAN........................................................................................................................................680
Creating a Community VLAN.................................................................................................................................. 681
Creating an Isolated VLAN......................................................................................................................................682
Private VLAN Configuration Example........................................................................................................................ 683
Inspecting the Private VLAN Configuration............................................................................................................. 684
Chapter 41: Per-VLAN Spanning Tree Plus (PVST+).................................................................. 686
Protocol Overview..........................................................................................................................................................686
Implementation Information..........................................................................................................................................687
Configure Per-VLAN Spanning Tree Plus................................................................................................................. 688
Enabling PVST+...............................................................................................................................................................688
Disabling PVST+..............................................................................................................................................................688
Influencing PVST+ Root Selection............................................................................................................................. 689
Modifying Global PVST+ Parameters........................................................................................................................ 690
Modifying Interface PVST+ Parameters................................................................................................................... 690
Configuring an EdgePort............................................................................................................................................... 691
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