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Dell Configuration Guide for the S6000–ON
System
9.14.2.6
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the
problem.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
© 2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its
subsidiaries. Other trademarks may be trademarks of their respective owners.
2020 - 03
Rev. A00
1 About this Guide......................................................................................................................... 32
Audience............................................................................................................................................................................... 32
Conventions......................................................................................................................................................................... 32
Related Documents.............................................................................................................................................................32
2 Configuration Fundamentals....................................................................................................... 33
Accessing the Command Line............................................................................................................................................33
CLI Modes............................................................................................................................................................................ 33
Navigating CLI Modes...................................................................................................................................................35
The do Command................................................................................................................................................................ 37
Undoing Commands............................................................................................................................................................38
Obtaining Help..................................................................................................................................................................... 38
Entering and Editing Commands....................................................................................................................................... 38
Command History................................................................................................................................................................39
Filtering show Command Outputs.................................................................................................................................... 39
Multiple Users in Configuration Mode.............................................................................................................................. 40
3 Getting Started.......................................................................................................................... 41
Console Access....................................................................................................................................................................42
Serial Console.................................................................................................................................................................42
Default Configuration..........................................................................................................................................................43
Configuring a Host Name................................................................................................................................................... 43
Accessing the System Remotely.......................................................................................................................................43
Configure the Management Port IP Address.............................................................................................................43
Configure a Management Route................................................................................................................................. 44
Configuring a Username and Password......................................................................................................................44
Configuring the Enable Password..................................................................................................................................... 45
Configuration File Management........................................................................................................................................ 45
Copy Files to and from the System.............................................................................................................................45
Mounting an NFS File System..................................................................................................................................... 46
Save the Running-Configuration................................................................................................................................. 47
Configure the Overload Bit for a Startup Scenario...................................................................................................48
Viewing Files...................................................................................................................................................................48
Managing the File System..................................................................................................................................................49
View Command History......................................................................................................................................................49
Upgrading Dell EMC Networking OS................................................................................................................................50
Using HTTP for File Transfers............................................................................................................................................51
Verify Software Images Before Installation...................................................................................................................... 51
4 Management..............................................................................................................................53
Configuring Privilege Levels...............................................................................................................................................53
Removing a Command from EXEC Mode..................................................................................................................54
Moving a Command from EXEC Privilege Mode to EXEC Mode........................................................................... 54
Allowing Access to CONFIGURATION Mode Commands....................................................................................... 54
Contents
Contents 3
Allowing Access to Different Modes...........................................................................................................................54
Applying a Privilege Level to a Username...................................................................................................................55
Applying a Privilege Level to a Terminal Line............................................................................................................. 55
Configuring Logging............................................................................................................................................................56
Audit and Security Logs................................................................................................................................................56
Configuring Logging Format .................................................................................................................................57
Setting Up a Secure Connection to a Syslog Server.......................................................................................58
Log Messages in the Internal Buffer.................................................................................................................................59
Disabling System Logging.................................................................................................................................................. 59
Sending System Messages to a Syslog Server............................................................................................................... 59
Configuring a UNIX System as a Syslog Server........................................................................................................ 59
Track Login Activity............................................................................................................................................................ 60
Restrictions for Tracking Login Activity..................................................................................................................... 60
Configuring Login Activity Tracking............................................................................................................................ 60
Display Login Statistics................................................................................................................................................. 60
Limit Concurrent Login Sessions.......................................................................................................................................62
Restrictions for Limiting the Number of Concurrent Sessions................................................................................62
Configuring Concurrent Session Limit........................................................................................................................ 62
Enabling the System to Clear Existing Sessions........................................................................................................62
Enabling Secured CLI Mode...............................................................................................................................................63
Changing System Logging Settings..................................................................................................................................63
Display the Logging Buffer and the Logging Configuration...........................................................................................64
Configuring a UNIX Logging Facility Level.......................................................................................................................65
Synchronizing Log Messages............................................................................................................................................ 66
Enabling Timestamp on Syslog Messages....................................................................................................................... 66
File Transfer Services......................................................................................................................................................... 69
Enabling the FTP Server...............................................................................................................................................69
Configuring FTP Server Parameters...........................................................................................................................69
Configuring FTP Client Parameters............................................................................................................................ 70
Terminal Lines...................................................................................................................................................................... 70
Denying and Permitting Access to a Terminal Line...................................................................................................70
Configuring Login Authentication for Terminal Lines.................................................................................................71
Setting Timeout for EXEC Privilege Mode.......................................................................................................................72
Using Telnet to get to Another Network Device.............................................................................................................72
Lock CONFIGURATION Mode...........................................................................................................................................73
Reloading the system..........................................................................................................................................................74
Restoring the Factory Default Settings............................................................................................................................74
Restoring Factory Default Environment Variables.................................................................................................... 75
Viewing the Reason for Last System Reboot..................................................................................................................76
Disabling Syslog Messages for SNMP Authentication Failure Events..........................................................................76
5 802.1X....................................................................................................................................... 77
Port-Authentication Process............................................................................................................................................. 78
EAP over RADIUS..........................................................................................................................................................79
Configuring 802.1X.............................................................................................................................................................. 79
Important Points to Remember.........................................................................................................................................80
Enabling 802.1X................................................................................................................................................................... 80
Configuring dot1x Profile ....................................................................................................................................................81
Configuring MAC addresses for a do1x Profile................................................................................................................82
Configuring the Static MAB and MAB Profile ................................................................................................................ 82
4
Contents
Configuring Critical VLAN ................................................................................................................................................. 83
Configuring Request Identity Re-Transmissions............................................................................................................. 84
Configuring a Quiet Period after a Failed Authentication.........................................................................................84
Forcibly Authorizing or Unauthorizing a Port...................................................................................................................85
Re-Authenticating a Port................................................................................................................................................... 85
Configuring Timeouts..........................................................................................................................................................86
Configuring Dynamic VLAN Assignment with Port Authentication.............................................................................. 87
Guest and Authentication-Fail VLANs..............................................................................................................................88
Configuring a Guest VLAN........................................................................................................................................... 89
Configuring an Authentication-Fail VLAN.................................................................................................................. 89
6 Access Control Lists (ACLs)........................................................................................................ 91
IP Access Control Lists (ACLs)......................................................................................................................................... 92
CAM Usage.................................................................................................................................................................... 92
Implementing ACLs on Dell EMC Networking OS.....................................................................................................93
Configure ACL Range Profiles..................................................................................................................................... 94
Important Points to Remember.........................................................................................................................................95
Configuration Task List for Route Maps.................................................................................................................... 95
Configuring Match Routes........................................................................................................................................... 97
Configuring Set Conditions.......................................................................................................................................... 98
Configure a Route Map for Route Redistribution..................................................................................................... 99
Configure a Route Map for Route Tagging................................................................................................................99
Continue Clause........................................................................................................................................................... 100
IP Fragment Handling........................................................................................................................................................100
IP Fragments ACL Examples...................................................................................................................................... 100
Layer 4 ACL Rules Examples.......................................................................................................................................101
Configure a Standard IP ACL............................................................................................................................................101
Configuring a Standard IP ACL Filter........................................................................................................................ 102
Configure an Extended IP ACL........................................................................................................................................ 103
Configuring Filters with a Sequence Number...........................................................................................................103
Configuring Filters Without a Sequence Number....................................................................................................105
Configure Layer 2 and Layer 3 ACLs...............................................................................................................................106
Assign an IP ACL to an Interface..................................................................................................................................... 107
Applying an IP ACL.............................................................................................................................................................107
Counting ACL Hits....................................................................................................................................................... 107
Configure Ingress ACLs.................................................................................................................................................... 108
Configure Egress ACLs..................................................................................................................................................... 108
Applying Egress Layer 3 ACLs (Control-Plane)....................................................................................................... 109
IP Prefix Lists......................................................................................................................................................................109
Configuration Task List for Prefix Lists......................................................................................................................110
ACL Remarks.......................................................................................................................................................................113
Configuring a Remark...................................................................................................................................................113
Deleting a Remark.........................................................................................................................................................113
ACL Resequencing............................................................................................................................................................. 114
Resequencing an ACL or Prefix List........................................................................................................................... 114
Route Maps......................................................................................................................................................................... 115
Flow-Based Monitoring......................................................................................................................................................116
Enabling Flow-Based Monitoring................................................................................................................................ 117
Configuring IP Mirror Access Group................................................................................................................................ 118
Sample Configuration................................................................................................................................................... 119
Contents
5
Example of viewing IP mirror–access–group applied to an Interface................................................................... 119
7 Bidirectional Forwarding Detection (BFD)................................................................................... 120
How BFD Works.................................................................................................................................................................120
BFD Packet Format...................................................................................................................................................... 121
BFD Sessions................................................................................................................................................................ 122
BFD Three-Way Handshake....................................................................................................................................... 123
Session State Changes................................................................................................................................................124
Important Points to Remember........................................................................................................................................124
Configure BFD....................................................................................................................................................................124
Configure BFD for Physical Ports..............................................................................................................................125
Configure BFD for Static Routes............................................................................................................................... 126
Configure BFD for IPv6 Static Routes...................................................................................................................... 129
Configure BFD for OSPF............................................................................................................................................. 131
Configure BFD for OSPFv3........................................................................................................................................ 135
Configure BFD for IS-IS...............................................................................................................................................137
Configure BFD for BGP...............................................................................................................................................139
Configure BFD for VRRP............................................................................................................................................ 146
Configuring Protocol Liveness....................................................................................................................................148
8 Border Gateway Protocol (BGP).................................................................................................149
BGP IP version 4 (BGPv4) Overview..............................................................................................................................149
BGP Autonomous Systems.........................................................................................................................................149
AS4 Number Representation...................................................................................................................................... 151
Four-Byte AS Numbers...............................................................................................................................................153
BGP router ID............................................................................................................................................................... 153
Sessions and Peers...................................................................................................................................................... 153
Establish a Session.......................................................................................................................................................153
BGP Attributes for selecting Best Path.................................................................................................................... 154
Multiprotocol BGP....................................................................................................................................................... 159
BGP global and address family configuration...........................................................................................................160
Implement BGP with Dell EMC Networking OS....................................................................................................... 161
Configuration Information........................................................................................................................................... 164
Basic BGP configuration tasks.........................................................................................................................................164
Prerequisite for configuring a BGP network.............................................................................................................164
Restrictions................................................................................................................................................................... 164
Enabling BGP................................................................................................................................................................164
Enabling four-byte autonomous system numbers................................................................................................... 166
Changing a BGP router ID...........................................................................................................................................167
Configuring AS4 Number Representations...............................................................................................................167
Configuring a BGP peer.............................................................................................................................................. 168
Example-Configuring BGP routing between peers..................................................................................................169
BGP peer group............................................................................................................................................................170
Advanced BGP configuration tasks................................................................................................................................. 177
Route-refresh and Soft-reconfiguration................................................................................................................... 177
Aggregating Routes..................................................................................................................................................... 179
Filtering BGP..................................................................................................................................................................181
Configuring BGP Fast Fall-Over.................................................................................................................................186
Configuring Passive Peering....................................................................................................................................... 187
6
Contents
Enabling Graceful Restart........................................................................................................................................... 188
Redistributing Routes.................................................................................................................................................. 189
Enabling Additional Paths............................................................................................................................................189
Configuring IP Community Lists.................................................................................................................................190
Configuring an IP Extended Community List............................................................................................................ 191
Configure BGP attributes............................................................................................................................................192
Enabling Multipath....................................................................................................................................................... 195
Route Reflectors.......................................................................................................................................................... 196
Enabling Route Flap Dampening.................................................................................................................................197
Changing BGP keepalive and hold timers................................................................................................................. 199
Setting the extended timer.........................................................................................................................................199
Enabling or disabling BGP neighbors........................................................................................................................ 200
Route Map Continue....................................................................................................................................................201
Configuring BGP Confederations...............................................................................................................................201
Configuring a BGP VRF address family....................................................................................................................202
Maintaining Existing AS Numbers During an AS Migration....................................................................................203
Allowing an AS Number to Appear in its Own AS Path..........................................................................................204
Enabling MBGP Configurations.................................................................................................................................205
MBGP support for IPv6..............................................................................................................................................205
Configuring IPv6 MBGP between peers..................................................................................................................205
Example-Configuring IPv4 and IPv6 neighbors.......................................................................................................206
Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor............................................ 208
BGP Regular Expression Optimization..................................................................................................................... 209
Debugging BGP............................................................................................................................................................210
9 Content Addressable Memory (CAM)..........................................................................................212
CAM Allocation...................................................................................................................................................................212
Test CAM Usage................................................................................................................................................................213
View CAM Profiles.............................................................................................................................................................214
View CAM-ACL Settings.................................................................................................................................................. 214
View CAM Usage...............................................................................................................................................................216
Configuring CAM Threshold and Silence Period............................................................................................................216
CAM Optimization..............................................................................................................................................................218
Troubleshoot CAM Profiling............................................................................................................................................. 218
QoS CAM Region Limitation.......................................................................................................................................218
Syslog Error When the Table is Full........................................................................................................................... 218
Syslog Warning Upon 90 Percent Utilization of CAM.............................................................................................218
Syslog Warning for Discrepancies Between Configured Extended Prefixes........................................................218
Unified Forwarding Table (UFT) Modes......................................................................................................................... 218
Configuring UFT Modes..............................................................................................................................................219
10 Control Plane Policing (CoPP)................................................................................................. 220
Configure Control Plane Policing..................................................................................................................................... 221
Configuring CoPP for Protocols................................................................................................................................222
Configuring CoPP for CPU Queues..........................................................................................................................223
Displaying CoPP Configuration .................................................................................................................................224
11 Data Center Bridging (DCB)..................................................................................................... 226
Ethernet Enhancements in Data Center Bridging.........................................................................................................226
Contents
7
Priority-Based Flow Control.......................................................................................................................................227
Enhanced Transmission Selection.............................................................................................................................228
Data Center Bridging Exchange Protocol (DCBx)..................................................................................................229
Data Center Bridging in a Traffic Flow..................................................................................................................... 229
Enabling Data Center Bridging........................................................................................................................................ 230
DCB Maps and its Attributes..................................................................................................................................... 230
Data Center Bridging: Default Configuration..................................................................................................................231
Configuring Priority-Based Flow Control........................................................................................................................ 231
Configuring Lossless Queues..................................................................................................................................... 232
Configuring PFC in a DCB Map.......................................................................................................................................233
Applying a DCB Map on a Port........................................................................................................................................234
Configuring PFC without a DCB Map............................................................................................................................ 235
Configuring PFC Asymmetric.......................................................................................................................................... 236
Priority-Based Flow Control Using Dynamic Buffer Method.......................................................................................236
Behavior of Tagged Packets............................................................................................................................................237
Configuration Example for DSCP and PFC Priorities................................................................................................... 238
SNMP Support for PFC and Buffer Statistics Tracking.............................................................................................. 238
Performing PFC Using DSCP Bits Instead of 802.1p Bits............................................................................................239
PFC and ETS Configuration Examples...........................................................................................................................240
Using PFC to Manage Converged Ethernet Traffic.....................................................................................................240
Operations on Untagged Packets...................................................................................................................................240
Generation of PFC for a Priority for Untagged Packets...............................................................................................241
Configure Enhanced Transmission Selection................................................................................................................. 241
ETS Prerequisites and Restrictions............................................................................................................................241
Creating an ETS Priority Group..................................................................................................................................241
ETS Operation with DCBx..........................................................................................................................................242
Configuring Bandwidth Allocation for DCBx CIN.................................................................................................... 242
Configuring ETS in a DCB Map................................................................................................................................. 243
Hierarchical Scheduling in ETS Output Policies............................................................................................................ 244
Using ETS to Manage Converged Ethernet Traffic..................................................................................................... 244
Applying DCB Policies in a Switch Stack....................................................................................................................... 245
Configure a DCBx Operation........................................................................................................................................... 245
DCBx Operation...........................................................................................................................................................245
DCBx Port Roles..........................................................................................................................................................245
DCB Configuration Exchange.................................................................................................................................... 247
Configuration Source Election................................................................................................................................... 247
Propagation of DCB Information............................................................................................................................... 247
Auto-Detection and Manual Configuration of the DCBx Version......................................................................... 248
DCBx Example............................................................................................................................................................. 248
DCBx Prerequisites and Restrictions........................................................................................................................249
Configuring DCBx........................................................................................................................................................249
Verifying the DCB Configuration.....................................................................................................................................252
QoS dot1p Traffic Classification and Queue Assignment.............................................................................................260
Configuring the Dynamic Buffer Method.......................................................................................................................260
Sample DCB Configuration...............................................................................................................................................261
12 Dynamic Host Configuration Protocol (DHCP)........................................................................... 263
DHCP Packet Format and Options.................................................................................................................................263
Assign an IP Address using DHCP.................................................................................................................................. 264
Implementation Information.............................................................................................................................................265
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Contents
Configure the System to be a DHCP Server.................................................................................................................266
Configuring the Server for Automatic Address Allocation.....................................................................................266
Specifying a Default Gateway....................................................................................................................................267
Configure a Method of Hostname Resolution......................................................................................................... 267
Using DNS for Address Resolution............................................................................................................................267
Using NetBIOS WINS for Address Resolution.........................................................................................................268
Creating Manual Binding Entries............................................................................................................................... 268
Debugging the DHCP Server.....................................................................................................................................268
Using DHCP Clear Commands.................................................................................................................................. 268
Configure the System to be a DHCP Client.................................................................................................................. 269
Configuring the DHCP Client System.......................................................................................................................269
DHCP Client on a Management Interface................................................................................................................270
DHCP Client Operation with Other Features........................................................................................................... 271
DHCP Relay When DHCP Server and Client are in Different VRFs............................................................................271
Configuring Route Leaking between VRFs on DHCP Relay Agent.......................................................................272
Non-default VRF configuration for DHCPv6 helper address...................................................................................... 273
Configuring DHCP relay source interface...................................................................................................................... 273
Global DHCP relay source IPv4 or IPv6 configuration ...........................................................................................273
Interface level DHCP relay source IPv4 or IPv6 configuration .............................................................................274
Configure the System for User Port Stacking (Option 230).......................................................................................275
Configure Secure DHCP...................................................................................................................................................275
Option 82 (DHCPv4 relay options)........................................................................................................................... 275
DHCPv6 relay agent options......................................................................................................................................276
DHCP Snooping...........................................................................................................................................................276
Drop DHCP Packets on Snooped VLANs Only....................................................................................................... 280
Dynamic ARP Inspection............................................................................................................................................ 280
Configuring Dynamic ARP Inspection........................................................................................................................281
Source Address Validation............................................................................................................................................... 282
Enabling IP Source Address Validation..................................................................................................................... 282
DHCP MAC Source Address Validation....................................................................................................................283
Enabling IP+MAC Source Address Validation..........................................................................................................283
Viewing the Number of SAV Dropped Packets.......................................................................................................283
Clearing the Number of SAV Dropped Packets...................................................................................................... 284
13 Equal Cost Multi-Path (ECMP).................................................................................................285
ECMP for Flow-Based Affinity........................................................................................................................................285
Configuring the Hash Algorithm................................................................................................................................285
Enabling Deterministic ECMP Next Hop..................................................................................................................285
Configuring the Hash Algorithm Seed...................................................................................................................... 285
Link Bundle Monitoring.....................................................................................................................................................286
Managing ECMP Group Paths.................................................................................................................................. 286
Creating an ECMP Group Bundle..............................................................................................................................287
Modifying the ECMP Group Threshold.................................................................................................................... 287
Support for /128 IPv6 and /32 IPv4 Prefixes in Layer 3 Host Table and LPM Table........................................ 288
Support for ECMP in host table................................................................................................................................288
Support for moving /128 IPv6 Prefixes and /32 IPv4 Prefixes ........................................................................... 288
14 FIP Snooping.......................................................................................................................... 289
Fibre Channel over Ethernet............................................................................................................................................289
Contents
9
Ensure Robustness in a Converged Ethernet Network............................................................................................... 289
FIP Snooping on Ethernet Bridges..................................................................................................................................290
Using FIP Snooping...........................................................................................................................................................292
FIP Snooping Prerequisites........................................................................................................................................ 292
Important Points to Remember.................................................................................................................................292
Enabling the FCoE Transit Feature........................................................................................................................... 293
Enable FIP Snooping on VLANs.................................................................................................................................293
Configure the FC-MAP Value....................................................................................................................................293
Configure a Port for a Bridge-to-Bridge Link.......................................................................................................... 294
Configure a Port for a Bridge-to-FCF Link.............................................................................................................. 294
Impact on Other Software Features.........................................................................................................................294
FIP Snooping Restrictions.......................................................................................................................................... 294
Configuring FIP Snooping...........................................................................................................................................294
Displaying FIP Snooping Information.............................................................................................................................. 295
FCoE Transit Configuration Example............................................................................................................................. 300
15 Flex Hash and Optimized Boot-Up............................................................................................ 302
Flex Hash Capability Overview........................................................................................................................................302
Configuring the Flex Hash Mechanism...........................................................................................................................302
Configuring Fast Boot and LACP Fast Switchover...................................................................................................... 303
Optimizing the Boot Time................................................................................................................................................ 303
Interoperation of Applications with Fast Boot and System States.............................................................................304
RDMA Over Converged Ethernet (RoCE) Overview...................................................................................................306
Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces........................................................................................ 307
16 Force10 Resilient Ring Protocol (FRRP).................................................................................... 308
Protocol Overview............................................................................................................................................................ 308
Ring Status...................................................................................................................................................................309
Multiple FRRP Rings................................................................................................................................................... 309
Important FRRP Points............................................................................................................................................... 310
Important FRRP Concepts.......................................................................................................................................... 311
Implementing FRRP............................................................................................................................................................311
FRRP Configuration...........................................................................................................................................................312
Creating the FRRP Group...........................................................................................................................................312
Configuring the Control VLAN................................................................................................................................... 312
Configuring and Adding the Member VLANs........................................................................................................... 313
Setting the FRRP Timers............................................................................................................................................ 314
Clearing the FRRP Counters...................................................................................................................................... 314
Viewing the FRRP Configuration............................................................................................................................... 314
Viewing the FRRP Information...................................................................................................................................314
Troubleshooting FRRP...................................................................................................................................................... 315
Sample Configuration and Topology................................................................................................................................315
FRRP Support on VLT.......................................................................................................................................................316
17 GARP VLAN Registration Protocol (GVRP)................................................................................ 319
Configure GVRP.................................................................................................................................................................319
Enabling GVRP Globally....................................................................................................................................................320
Enabling GVRP on a Layer 2 Interface............................................................................................................................321
Configure GVRP Registration...........................................................................................................................................321
10
Contents
Configure a GARP Timer...................................................................................................................................................321
18 Internet Group Management Protocol (IGMP)........................................................................... 323
IGMP Protocol Overview................................................................................................................................................. 323
IGMP Version 2............................................................................................................................................................323
IGMP Version 3............................................................................................................................................................324
Configure IGMP.................................................................................................................................................................327
Viewing IGMP Enabled Interfaces...................................................................................................................................327
Selecting an IGMP Version.............................................................................................................................................. 328
Viewing IGMP Groups...................................................................................................................................................... 329
Adjusting Timers................................................................................................................................................................329
Adjusting Query and Response Timers.....................................................................................................................329
Enabling IGMP Immediate-Leave....................................................................................................................................330
IGMP Snooping................................................................................................................................................................. 330
Configuring IGMP Snooping...................................................................................................................................... 330
Removing a Group-Port Association......................................................................................................................... 331
Disabling Multicast Flooding........................................................................................................................................331
Specifying a Port as Connected to a Multicast Router...........................................................................................331
Configuring the Switch as Querier............................................................................................................................332
Fast Convergence after MSTP Topology Changes......................................................................................................332
Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................... 332
Designating a Multicast Router Interface...................................................................................................................... 338
19 Interfaces...............................................................................................................................339
Interface Types..................................................................................................................................................................340
View Basic Interface Information.................................................................................................................................... 340
Resetting an Interface to its Factory Default State..................................................................................................... 342
Enabling a Physical Interface........................................................................................................................................... 342
Physical Interfaces............................................................................................................................................................ 342
Configuration Task List for Physical Interfaces.......................................................................................................343
40G to 1G Breakout Cable Adaptor...........................................................................................................................343
Overview of Layer Modes.......................................................................................................................................... 343
Configuring Layer 2 (Data Link) Mode..................................................................................................................... 344
Configuring Layer 2 (Interface) Mode......................................................................................................................344
Configuring Layer 3 (Network) Mode...................................................................................................................... 344
Configuring Layer 3 (Interface) Mode......................................................................................................................345
Automatic recovery of an Err-disabled interface..........................................................................................................345
Configuring an automatic recovery for an Err-disabled interface.........................................................................346
Egress Interface Selection (EIS)..................................................................................................................................... 347
Configuring EIS............................................................................................................................................................ 347
Management Interfaces................................................................................................................................................... 347
Configuring Management Interfaces........................................................................................................................ 347
Configuring a Management Interface on an Ethernet Port...................................................................................349
VLAN Interfaces................................................................................................................................................................349
Loopback Interfaces......................................................................................................................................................... 350
Null Interfaces....................................................................................................................................................................350
Configuring Port Delay...................................................................................................................................................... 351
Port Channel Interfaces.................................................................................................................................................... 351
Port Channel Definition and Standards.....................................................................................................................351
Contents
11
Port Channel Benefits................................................................................................................................................. 351
Port Channel Implementation.....................................................................................................................................351
Interfaces in Port Channels........................................................................................................................................352
Configuration Tasks for Port Channel Interfaces....................................................................................................352
Creating a Port Channel............................................................................................................................................. 352
Adding a Physical Interface to a Port Channel........................................................................................................353
Reassigning an Interface to a New Port Channel................................................................................................... 354
Configuring the Minimum Oper Up Links in a Port Channel..................................................................................355
Adding or Removing a Port Channel from a VLAN.................................................................................................355
Assigning an IP Address to a Port Channel..............................................................................................................356
Deleting or Disabling a Port Channel.........................................................................................................................356
Load Balancing Through Port Channels...................................................................................................................356
Changing the Hash Algorithm....................................................................................................................................357
Bulk Configuration.............................................................................................................................................................358
Interface Range........................................................................................................................................................... 358
Bulk Configuration Examples..................................................................................................................................... 358
Defining Interface Range Macros................................................................................................................................... 360
Define the Interface Range........................................................................................................................................360
Choosing an Interface-Range Macro........................................................................................................................360
Monitoring and Maintaining Interfaces...........................................................................................................................360
Maintenance Using TDR............................................................................................................................................. 361
Non Dell-Qualified Transceivers...................................................................................................................................... 362
Splitting 40G Ports without Reload................................................................................................................................ 362
Splitting QSFP Ports to SFP+ Ports.............................................................................................................................. 364
Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port..................................................................................... 364
Configuring wavelength for 10–Gigabit SFP+ optics...................................................................................................366
Link Dampening................................................................................................................................................................. 367
Enabling Link Dampening............................................................................................................................................369
Link Bundle Monitoring.....................................................................................................................................................370
Using Ethernet Pause Frames for Flow Control............................................................................................................370
Enabling Pause Frames................................................................................................................................................371
Configure the MTU Size on an Interface........................................................................................................................ 371
Port-Pipes.......................................................................................................................................................................... 372
Auto-Negotiation on Ethernet Interfaces...................................................................................................................... 372
Setting the Speed of Ethernet Interfaces................................................................................................................372
Set Auto-Negotiation Options................................................................................................................................... 373
View Advanced Interface Information............................................................................................................................ 374
Configuring the Interface Sampling Size..................................................................................................................375
Dynamic Counters.............................................................................................................................................................376
Clearing Interface Counters....................................................................................................................................... 376
Compressing Configuration Files..................................................................................................................................... 377
20 IPv4 Routing.......................................................................................................................... 379
IP Addresses...................................................................................................................................................................... 380
Configuration Tasks for IP Addresses............................................................................................................................ 380
Assigning IP Addresses to an Interface..........................................................................................................................380
Configuring Static Routes.................................................................................................................................................381
Adding description for IPv4 and IPv6 static routes................................................................................................ 382
Configure Static Routes for the Management Interface.............................................................................................382
Using the Configured Source IP Address in ICMP Messages..................................................................................... 383
12
Contents
Configuring the Duration to Establish a TCP Connection............................................................................................383
Enabling Directed Broadcast............................................................................................................................................384
Resolution of Host Names............................................................................................................................................... 384
Enabling Dynamic Resolution of Host Names................................................................................................................384
Specifying the Local System Domain and a List of Domains.......................................................................................385
Configuring DNS with Traceroute.................................................................................................................................. 385
ARP..................................................................................................................................................................................... 386
Configuration Tasks for ARP........................................................................................................................................... 386
Configuring Static ARP Entries....................................................................................................................................... 386
Enabling Proxy ARP.......................................................................................................................................................... 386
Clearing ARP Cache..........................................................................................................................................................387
ARP Learning via Gratuitous ARP................................................................................................................................... 387
Enabling ARP Learning via Gratuitous ARP................................................................................................................... 387
ARP Learning via ARP Request.......................................................................................................................................387
Configuring ARP Retries.................................................................................................................................................. 388
ICMP...................................................................................................................................................................................389
Configuration Tasks for ICMP.........................................................................................................................................389
Enabling ICMP Unreachable Messages..........................................................................................................................389
ICMP Redirects................................................................................................................................................................. 389
UDP Helper........................................................................................................................................................................ 390
Enabling UDP Helper......................................................................................................................................................... 391
Configurations Using UDP Helper....................................................................................................................................391
UDP Helper with Broadcast-All Addresses.....................................................................................................................391
UDP Helper with Subnet Broadcast Addresses............................................................................................................392
UDP Helper with Configured Broadcast Addresses..................................................................................................... 392
UDP Helper with No Configured Broadcast Addresses...............................................................................................393
Troubleshooting UDP Helper........................................................................................................................................... 393
21 IPv6 Routing...........................................................................................................................394
Protocol Overview............................................................................................................................................................ 394
Extended Address Space........................................................................................................................................... 394
Stateless Autoconfiguration.......................................................................................................................................394
IPv6 Headers............................................................................................................................................................... 395
Longest Prefix Match (LPM) Table and IPv6 /65 – /128 support...................................................................... 395
IPv6 Header Fields...................................................................................................................................................... 396
Extension Header Fields............................................................................................................................................. 397
Addressing....................................................................................................................................................................398
Implementing IPv6 with Dell EMC Networking OS.......................................................................................................399
ICMPv6............................................................................................................................................................................... 401
Path MTU discovery..........................................................................................................................................................401
IPv6 Neighbor Discovery.................................................................................................................................................. 401
IPv6 Neighbor Discovery of MTU Packets.............................................................................................................. 402
Configuring the IPv6 Recursive DNS Server...........................................................................................................402
Debugging IPv6 RDNSS Information Sent to the Host .........................................................................................403
Displaying IPv6 RDNSS Information......................................................................................................................... 403
Secure Shell (SSH) Over an IPv6 Transport.................................................................................................................404
Configuration Tasks for IPv6...........................................................................................................................................404
Adjusting Your CAM-Profile.......................................................................................................................................404
Assigning an IPv6 Address to an Interface.............................................................................................................. 405
Assigning a Static IPv6 Route................................................................................................................................... 405
Contents
13
Configuring Telnet with IPv6.....................................................................................................................................406
SNMP over IPv6......................................................................................................................................................... 406
Displaying IPv6 Information........................................................................................................................................406
Displaying an IPv6 Interface Information..................................................................................................................407
Showing IPv6 Routes..................................................................................................................................................407
Showing the Running-Configuration for an Interface............................................................................................ 408
Clearing IPv6 Routes.................................................................................................................................................. 409
Disabling ND Entry Timeout.......................................................................................................................................409
Configuring IPv6 RA Guard..............................................................................................................................................409
Configuring IPv6 RA Guard on an Interface..............................................................................................................411
Monitoring IPv6 RA Guard...........................................................................................................................................411
22 iSCSI Optimization.................................................................................................................. 412
iSCSI Optimization Overview........................................................................................................................................... 412
Monitoring iSCSI Traffic Flows...................................................................................................................................413
Application of Quality of Service to iSCSI Traffic Flows.........................................................................................413
Information Monitored in iSCSI Traffic Flows.......................................................................................................... 414
Detection and Auto-Configuration for Dell EqualLogic Arrays...............................................................................414
Configuring Detection and Ports for Dell Compellent Arrays.................................................................................415
Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer................................................................... 415
Enable and Disable iSCSI Optimization......................................................................................................................416
Default iSCSI Optimization Values...................................................................................................................................416
iSCSI Optimization Prerequisites..................................................................................................................................... 416
Configuring iSCSI Optimization........................................................................................................................................ 417
Displaying iSCSI Optimization Information......................................................................................................................418
23 Intermediate System to Intermediate System........................................................................... 420
IS-IS Protocol Overview...................................................................................................................................................420
IS-IS Addressing................................................................................................................................................................ 420
Multi-Topology IS-IS..........................................................................................................................................................421
Transition Mode............................................................................................................................................................421
Interface Support......................................................................................................................................................... 421
Adjacencies................................................................................................................................................................... 421
Graceful Restart................................................................................................................................................................ 422
Timers........................................................................................................................................................................... 422
Implementation Information............................................................................................................................................. 422
Configuration Information................................................................................................................................................ 423
Configuration Tasks for IS-IS.....................................................................................................................................423
Configuring the Distance of a Route........................................................................................................................ 430
Changing the IS-Type.................................................................................................................................................430
Redistributing IPv4 Routes.........................................................................................................................................432
Redistributing IPv6 Routes.........................................................................................................................................432
Configuring Authentication Passwords.................................................................................................................... 433
Setting the Overload Bit.............................................................................................................................................433
Debugging IS-IS........................................................................................................................................................... 434
IS-IS Metric Styles............................................................................................................................................................ 435
Configure Metric Values...................................................................................................................................................435
Maximum Values in the Routing Table..................................................................................................................... 435
Change the IS-IS Metric Style in One Level Only................................................................................................... 435
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Leaks from One Level to Another............................................................................................................................. 437
Sample Configurations......................................................................................................................................................437
24 Link Aggregation Control Protocol (LACP)................................................................................440
Introduction to Dynamic LAGs and LACP......................................................................................................................440
Important Points to Remember.................................................................................................................................440
LACP Modes................................................................................................................................................................440
Configuring LACP Commands....................................................................................................................................441
LACP Configuration Tasks................................................................................................................................................441
Creating a LAG............................................................................................................................................................. 441
Configuring the LAG Interfaces as Dynamic............................................................................................................442
Setting the LACP Long Timeout............................................................................................................................... 442
Monitoring and Debugging LACP..............................................................................................................................443
Shared LAG State Tracking............................................................................................................................................. 443
Configuring Shared LAG State Tracking.................................................................................................................. 444
Important Points about Shared LAG State Tracking..............................................................................................445
LACP Basic Configuration Example................................................................................................................................445
Configure a LAG on ALPHA.......................................................................................................................................445
25 Layer 2.................................................................................................................................. 453
Manage the MAC Address Table.................................................................................................................................... 453
Clearing the MAC Address Table.............................................................................................................................. 453
Setting the Aging Time for Dynamic Entries............................................................................................................453
Configuring a Static MAC Address........................................................................................................................... 453
Displaying the MAC Address Table........................................................................................................................... 454
MAC Learning Limit.......................................................................................................................................................... 454
Setting the MAC Learning Limit................................................................................................................................454
mac learning-limit Dynamic........................................................................................................................................ 455
mac learning-limit mac-address-sticky.....................................................................................................................455
mac learning-limit station-move................................................................................................................................455
mac learning-limit no-station-move..........................................................................................................................455
Learning Limit Violation Actions................................................................................................................................ 456
Setting Station Move Violation Actions....................................................................................................................456
Recovering from Learning Limit and Station Move Violations.............................................................................. 456
Disabling MAC Address Learning on the System.................................................................................................... 457
Enabling port security................................................................................................................................................. 457
NIC Teaming...................................................................................................................................................................... 457
Configure Redundant Pairs..............................................................................................................................................458
Far-End Failure Detection.................................................................................................................................................461
FEFD State Changes................................................................................................................................................... 461
Configuring FEFD........................................................................................................................................................ 462
Enabling FEFD on an Interface.................................................................................................................................. 463
Debugging FEFD..........................................................................................................................................................464
26 Link Layer Discovery Protocol (LLDP)...................................................................................... 465
802.1AB (LLDP) Overview...............................................................................................................................................465
Protocol Data Units.....................................................................................................................................................465
Optional TLVs.................................................................................................................................................................... 466
Management TLVs......................................................................................................................................................466
Contents
15
TIA-1057 (LLDP-MED) Overview................................................................................................................................... 467
TIA Organizationally Specific TLVs........................................................................................................................... 468
Configure LLDP.................................................................................................................................................................. 471
CONFIGURATION versus INTERFACE Configurations................................................................................................ 471
Enabling LLDP....................................................................................................................................................................472
Disabling and Undoing LLDP...................................................................................................................................... 472
Enabling LLDP on Management Ports............................................................................................................................472
Disabling and Undoing LLDP on Management Ports..............................................................................................473
Advertising TLVs............................................................................................................................................................... 473
Storing and Viewing Unrecognized LLDP TLVs............................................................................................................ 474
Viewing the LLDP Configuration.....................................................................................................................................475
Viewing Information Advertised by Adjacent LLDP Neighbors................................................................................... 475
Examples of Viewing Information Advertised by Neighbors.................................................................................. 475
Configuring LLDPDU Intervals.........................................................................................................................................478
Configuring LLDP Notification Interval...........................................................................................................................478
Configuring Transmit and Receive Mode.......................................................................................................................479
Configuring the Time to Live Value.................................................................................................................................479
Debugging LLDP............................................................................................................................................................... 480
Relevant Management Objects........................................................................................................................................481
27 Microsoft Network Load Balancing........................................................................................... 486
Configuring a Switch for NLB .........................................................................................................................................487
Enabling a Switch for Multicast NLB........................................................................................................................ 487
28 Multicast Source Discovery Protocol (MSDP)........................................................................... 489
Anycast RP........................................................................................................................................................................ 490
Implementation Information..............................................................................................................................................491
Configure Multicast Source Discovery Protocol............................................................................................................491
Related Configuration Tasks.......................................................................................................................................491
Enable MSDP.....................................................................................................................................................................495
Manage the Source-Active Cache..................................................................................................................................496
Viewing the Source-Active Cache............................................................................................................................ 496
Limiting the Source-Active Cache............................................................................................................................ 496
Clearing the Source-Active Cache............................................................................................................................496
Enabling the Rejected Source-Active Cache...........................................................................................................497
Accept Source-Active Messages that Fail the RFP Check.........................................................................................497
Specifying Source-Active Messages..............................................................................................................................499
Limiting the Source-Active Messages from a Peer......................................................................................................500
Preventing MSDP from Caching a Local Source..........................................................................................................500
Preventing MSDP from Caching a Remote Source.....................................................................................................500
Preventing MSDP from Advertising a Local Source..................................................................................................... 501
Logging Changes in Peership States..............................................................................................................................502
Terminating a Peership.....................................................................................................................................................502
Clearing Peer Statistics.................................................................................................................................................... 502
Debugging MSDP..............................................................................................................................................................503
MSDP with Anycast RP................................................................................................................................................... 503
Configuring Anycast RP................................................................................................................................................... 504
Reducing Source-Active Message Flooding............................................................................................................505
Specifying the RP Address Used in SA Messages..................................................................................................505
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Contents
MSDP Sample Configurations......................................................................................................................................... 507
29 Multicast Listener Discovery Protocol.......................................................................................510
MLD timers......................................................................................................................................................................... 513
Reducing Host Response Burstiness.........................................................................................................................513
Configuring MLD Version..................................................................................................................................................513
Clearing MLD groups.........................................................................................................................................................514
Debugging MLD................................................................................................................................................................. 514
Explicit Tracking................................................................................................................................................................. 514
Reducing Leave Latency...................................................................................................................................................514
Displaying MLD groups table............................................................................................................................................ 514
Displaying MLD Interfaces................................................................................................................................................515
30 Multiple Spanning Tree Protocol (MSTP)..................................................................................516
Spanning Tree Variations.................................................................................................................................................. 517
Implementation Information........................................................................................................................................517
Configure Multiple Spanning Tree Protocol....................................................................................................................517
Related Configuration Tasks.......................................................................................................................................517
Enable Multiple Spanning Tree Globally.......................................................................................................................... 518
Adding and Removing Interfaces.....................................................................................................................................518
Creating Multiple Spanning Tree Instances....................................................................................................................518
Influencing MSTP Root Selection...................................................................................................................................520
Interoperate with Non-Dell Bridges................................................................................................................................ 520
Changing the Region Name or Revision.........................................................................................................................520
Modifying Global Parameters........................................................................................................................................... 521
Modifying the Interface Parameters...............................................................................................................................522
Setting STP path cost as constant.................................................................................................................................522
Configuring an EdgePort..................................................................................................................................................523
Flush MAC Addresses after a Topology Change.......................................................................................................... 523
MSTP Sample Configurations......................................................................................................................................... 524
Debugging and Verifying MSTP Configurations........................................................................................................... 528
31 Multicast Features.................................................................................................................. 530
Enabling IP Multicast........................................................................................................................................................ 530
Implementation Information.............................................................................................................................................530
Multicast Policies............................................................................................................................................................... 531
IPv4 Multicast Policies.................................................................................................................................................531
Understanding Multicast Traceroute (mtrace).............................................................................................................538
Printing Multicast Traceroute (mtrace) Paths..............................................................................................................538
Supported Error Codes.................................................................................................................................................... 540
mtrace Scenarios.............................................................................................................................................................. 540
32 Multicast Listener Discovery Protocol...................................................................................... 546
MLD timers........................................................................................................................................................................ 549
Reducing Host Response Burstiness........................................................................................................................549
Clearing MLD groups........................................................................................................................................................549
Debugging MLD................................................................................................................................................................ 550
Explicit Tracking................................................................................................................................................................ 550
Reducing Leave Latency..................................................................................................................................................550
Contents
17
Displaying MLD groups table........................................................................................................................................... 550
Displaying MLD Interfaces............................................................................................................................................... 550
MLD Snooping....................................................................................................................................................................551
Enable MLD Snooping................................................................................................................................................. 551
Disable MLD Snooping................................................................................................................................................ 551
Configure the switch as a querier..............................................................................................................................551
Specify port as connected to multicast router........................................................................................................552
Enable Snooping Explicit Tracking............................................................................................................................ 552
Display the MLD Snooping Table.............................................................................................................................. 552
33 Multicast Listener Discovery Protocol...................................................................................... 553
MLD timers........................................................................................................................................................................ 556
Reducing Host Response Burstiness........................................................................................................................556
Clearing MLD groups........................................................................................................................................................556
Debugging MLD.................................................................................................................................................................557
Explicit Tracking................................................................................................................................................................ 557
Reducing Leave Latency.................................................................................................................................................. 557
Displaying MLD groups table........................................................................................................................................... 557
Displaying MLD Interfaces............................................................................................................................................... 557
MLD Snooping...................................................................................................................................................................558
Enable MLD Snooping................................................................................................................................................ 558
Disable MLD Snooping................................................................................................................................................558
Configure the switch as a querier............................................................................................................................. 558
Specify port as connected to multicast router....................................................................................................... 559
Enable Snooping Explicit Tracking............................................................................................................................ 559
Display the MLD Snooping Table.............................................................................................................................. 559
34 Object Tracking......................................................................................................................560
Object Tracking Overview............................................................................................................................................... 560
Track Layer 2 Interfaces............................................................................................................................................. 561
Track Layer 3 Interfaces............................................................................................................................................. 561
Track IPv4 and IPv6 Routes.......................................................................................................................................561
Set Tracking Delays.................................................................................................................................................... 562
VRRP Object Tracking................................................................................................................................................563
Object Tracking Configuration........................................................................................................................................ 563
Tracking a Layer 2 Interface...................................................................................................................................... 563
Tracking a Layer 3 Interface...................................................................................................................................... 564
Track an IPv4/IPv6 Route......................................................................................................................................... 565
Displaying Tracked Objects..............................................................................................................................................568
35 Open Shortest Path First (OSPFv2 and OSPFv3)...................................................................... 570
Protocol Overview............................................................................................................................................................ 570
Autonomous System (AS) Areas...............................................................................................................................570
Area Types.................................................................................................................................................................... 571
Networks and Neighbors............................................................................................................................................572
Router Types................................................................................................................................................................572
Designated and Backup Designated Routers...........................................................................................................573
Link-State Advertisements (LSAs)........................................................................................................................... 573
Router Priority and Cost.............................................................................................................................................574
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Contents
OSPF with Dell EMC Networking OS.............................................................................................................................575
Graceful Restart.......................................................................................................................................................... 575
Fast Convergence (OSPFv2, IPv4 Only)................................................................................................................. 576
Multi-Process OSPFv2 with VRF..............................................................................................................................576
RFC-2328 Compliant OSPF Flooding....................................................................................................................... 577
OSPF ACK Packing..................................................................................................................................................... 578
Setting OSPF Adjacency with Cisco Routers..........................................................................................................578
Configuration Information................................................................................................................................................ 578
Configuration Task List for OSPFv2 (OSPF for IPv4)........................................................................................... 579
OSPFv3 NSSA...................................................................................................................................................................590
Configuration Task List for OSPFv3 (OSPF for IPv6)..................................................................................................591
Enabling IPv6 Unicast Routing................................................................................................................................... 591
Applying cost for OSPFv3.......................................................................................................................................... 591
Assigning IPv6 Addresses on an Interface...............................................................................................................592
Assigning Area ID on an Interface............................................................................................................................. 592
Assigning OSPFv3 Process ID and Router ID Globally........................................................................................... 592
Assigning OSPFv3 Process ID and Router ID to a VRF......................................................................................... 593
Configuring Stub Areas.............................................................................................................................................. 593
Configuring Passive-Interface................................................................................................................................... 593
Redistributing Routes................................................................................................................................................. 594
Configuring a Default Route...................................................................................................................................... 594
Enabling OSPFv3 Graceful Restart...........................................................................................................................594
OSPFv3 Authentication Using IPsec........................................................................................................................ 596
Troubleshooting OSPFv3............................................................................................................................................601
MIB Support for OSPFv3.................................................................................................................................................602
Viewing the OSPFv3 MIB.......................................................................................................................................... 603
36 Policy-based Routing (PBR).................................................................................................... 604
Overview............................................................................................................................................................................ 604
Implementing PBR............................................................................................................................................................ 605
Configuration Task List for Policy-based Routing........................................................................................................ 605
Create a Redirect List.................................................................................................................................................606
Create a Rule for a Redirect-list................................................................................................................................606
Apply a Redirect-list to an Interface using a Redirect-group................................................................................ 607
Sample Configuration....................................................................................................................................................... 609
37 PIM Sparse-Mode (PIM-SM)....................................................................................................614
Implementation Information..............................................................................................................................................614
Protocol Overview............................................................................................................................................................. 614
Requesting Multicast Traffic...................................................................................................................................... 614
Refuse Multicast Traffic..............................................................................................................................................614
Send Multicast Traffic.................................................................................................................................................615
Configuring PIM-SM......................................................................................................................................................... 615
Related Configuration Tasks.......................................................................................................................................615
Enable PIM-SM..................................................................................................................................................................615
Configuring S,G Expiry Timers..........................................................................................................................................617
Configuring a Static Rendezvous Point.......................................................................................................................... 618
Overriding Bootstrap Router Updates...................................................................................................................... 618
Configuring a Designated Router.....................................................................................................................................619
Contents
19
Creating Multicast Boundaries and Domains.................................................................................................................620
Electing an RP using the BSR Mechanism.................................................................................................................... 620
38 PIM Source-Specific Mode (PIM-SSM).................................................................................... 622
Implementation Information.............................................................................................................................................622
Configure PIM-SSM......................................................................................................................................................... 622
Enabling PIM-SSM............................................................................................................................................................623
Use PIM-SSM with IGMP Version 2 Hosts................................................................................................................... 623
Electing an RP using the BSR Mechanism.................................................................................................................... 624
Enabling RP to Server Specific Multicast Groups...................................................................................................625
39 Port Monitoring...................................................................................................................... 627
Important Points to Remember.......................................................................................................................................627
Port Monitoring................................................................................................................................................................. 627
Configuring Port Monitoring............................................................................................................................................629
Configuring Monitor Multicast Queue............................................................................................................................630
Enabling Flow-Based Monitoring.................................................................................................................................... 630
Configuring IPv6 Flow-Based Mirroring..........................................................................................................................631
Enabling IPv6 Flow-Based Monitoring......................................................................................................................632
Remote Port Mirroring..................................................................................................................................................... 633
Remote Port Mirroring Example................................................................................................................................633
Configuring Remote Port Mirroring.......................................................................................................................... 634
Displaying Remote-Port Mirroring Configurations..................................................................................................635
Configuration procedure for Remote Port Mirroring..............................................................................................636
Encapsulated Remote Port Monitoring..........................................................................................................................640
ERPM Behavior on a typical Dell EMC Networking OS .............................................................................................. 642
Port Monitoring on VLT....................................................................................................................................................643
40 Private VLANs (PVLAN).......................................................................................................... 646
Private VLAN Concepts................................................................................................................................................... 646
Using the Private VLAN Commands...............................................................................................................................647
Configuration Task List.....................................................................................................................................................648
Creating PVLAN ports................................................................................................................................................648
Creating a Primary VLAN........................................................................................................................................... 648
Creating a Community VLAN.....................................................................................................................................649
Creating an Isolated VLAN.........................................................................................................................................650
Private VLAN Configuration Example............................................................................................................................. 651
Inspecting the Private VLAN Configuration.................................................................................................................. 652
41 Per-VLAN Spanning Tree Plus (PVST+).................................................................................... 654
Protocol Overview............................................................................................................................................................ 654
Implementation Information.............................................................................................................................................655
Configure Per-VLAN Spanning Tree Plus......................................................................................................................655
Enabling PVST+................................................................................................................................................................ 655
Disabling PVST+................................................................................................................................................................655
Influencing PVST+ Root Selection..................................................................................................................................656
Modifying Global PVST+ Parameters.............................................................................................................................657
Modifying Interface PVST+ Parameters........................................................................................................................658
Configuring an EdgePort..................................................................................................................................................658
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