Dell FN IO Module User guide

Category
Software
Type
User guide
Dell PowerEdge FN I/O Module
Conguration Guide
9.14.0.0
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.
Copyright © 2018 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.
2018 - 07
Rev. A00
Contents
1 About this Guide...........................................................................................................................................33
Audience............................................................................................................................................................................33
Conventions......................................................................................................................................................................33
Information Symbols........................................................................................................................................................33
Related Documents......................................................................................................................................................... 34
2 Before You Start.......................................................................................................................................... 35
Operational Modes...........................................................................................................................................................35
Standalone mode....................................................................................................................................................... 35
VLT mode....................................................................................................................................................................35
Programmable MUX mode....................................................................................................................................... 35
Stacking mode............................................................................................................................................................36
Full Switch mode........................................................................................................................................................36
Default Settings............................................................................................................................................................... 36
Other Auto-Congured Settings....................................................................................................................................37
Data Center Bridging Support........................................................................................................................................ 37
FCoE Connectivity and FIP Snooping........................................................................................................................... 37
iSCSI Operation................................................................................................................................................................ 37
Link Aggregation.............................................................................................................................................................. 38
Link Tracking.....................................................................................................................................................................38
Conguring VLANs.......................................................................................................................................................... 38
Uplink LAG.................................................................................................................................................................. 38
Server-Facing LAGs.................................................................................................................................................. 38
Where to Go From Here..................................................................................................................................................39
3 Conguration Fundamentals........................................................................................................................ 40
Accessing the Command Line........................................................................................................................................40
CLI Modes......................................................................................................................................................................... 41
Navigating CLI Modes................................................................................................................................................41
The do Command............................................................................................................................................................ 42
Undoing Commands........................................................................................................................................................ 43
Obtaining Help..................................................................................................................................................................43
Entering and Editing Commands....................................................................................................................................44
Command History............................................................................................................................................................ 44
Filtering show Command Outputs.................................................................................................................................45
Multiple Users in Conguration Mode...........................................................................................................................46
4 Getting Started............................................................................................................................................47
Console Access................................................................................................................................................................48
Serial Console.............................................................................................................................................................48
External Serial Port with a USB Connector............................................................................................................50
Accessing the CLI Interface and Running Scripts Using SSH....................................................................................50
Contents
3
Entering CLI commands Using an SSH Connection..............................................................................................50
Executing Local CLI Scripts Using an SSH Connection........................................................................................50
Boot Process.....................................................................................................................................................................51
Default Conguration...................................................................................................................................................... 52
Conguring a Host Name............................................................................................................................................... 52
Conguring a Unique Host Name on the System........................................................................................................53
Accessing the System Remotely....................................................................................................................................53
Accessing the Switch Remotely...............................................................................................................................53
Congure the Management Port IP Address......................................................................................................... 53
Congure a Management Route..............................................................................................................................54
Conguring a Username and Password.................................................................................................................. 54
Conguring the Enable Password..................................................................................................................................55
Conguration File Management.....................................................................................................................................55
Copy Files to and from the System......................................................................................................................... 56
Save the Running-Conguration..............................................................................................................................57
Viewing Files...............................................................................................................................................................58
Managing the File System.............................................................................................................................................. 59
View the Command History........................................................................................................................................... 60
Using HTTP for File Transfers........................................................................................................................................ 60
Upgrading and Downgrading the Dell Networking OS.................................................................................................61
Verify Software Images Before Installation....................................................................................................................61
Deploying FN I/O Module............................................................................................................................................... 62
Ensuring the FN IOM system is in Standalone Mode............................................................................................63
Conguration Examples............................................................................................................................................ 63
Congure Interfaces and Port Channel...................................................................................................................65
Verifying the Congurations.....................................................................................................................................65
5 Management................................................................................................................................................67
Conguring Privilege Levels............................................................................................................................................67
Creating a Custom Privilege Level...........................................................................................................................68
Customizing a Privilege Level...................................................................................................................................68
Applying a Privilege Level to a Username............................................................................................................... 70
Applying a Privilege Level to a Terminal Line.......................................................................................................... 70
Conguring Logging.........................................................................................................................................................70
Audit and Security Logs............................................................................................................................................. 71
Conguring Logging Format ...................................................................................................................................72
Setting Up a Secure Connection to a Syslog Server.............................................................................................73
Display the Logging Buer and the Logging Conguration........................................................................................ 74
Log Messages in the Internal Buer.............................................................................................................................. 74
Conguration Task List for System Log Management.......................................................................................... 75
Disabling System Logging............................................................................................................................................... 75
Sending System Messages to a Syslog Server............................................................................................................75
Conguring a UNIX System as a Syslog Server.....................................................................................................75
Changing System Logging Settings...............................................................................................................................76
Display the Logging Buer and the Logging Conguration........................................................................................ 77
Conguring a UNIX Logging Facility Level.................................................................................................................... 77
4
Contents
Synchronizing Log Messages......................................................................................................................................... 78
Enabling Timestamp on Syslog Messages.................................................................................................................... 79
Enabling Secure Management Mode............................................................................................................................ 79
Enabling Secured CLI Mode........................................................................................................................................... 80
File Transfer Services...................................................................................................................................................... 80
Conguration Task List for File Transfer Services..................................................................................................80
Enabling the FTP Server...........................................................................................................................................80
Conguring FTP Server Parameters........................................................................................................................ 81
Conguring FTP Client Parameters..........................................................................................................................81
Terminal Lines................................................................................................................................................................... 82
Denying and Permitting Access to a Terminal Line................................................................................................82
Conguring Login Authentication for Terminal Lines.............................................................................................82
Setting Time Out of EXEC Privilege Mode...................................................................................................................83
Using Telnet to get to Another Network Device..........................................................................................................84
Lock CONFIGURATION Mode....................................................................................................................................... 84
Viewing the Conguration Lock Status...................................................................................................................85
Limit Concurrent Login Sessions....................................................................................................................................85
Restrictions for Limiting the Number of Concurrent Sessions............................................................................ 85
Conguring Concurrent Session Limit.....................................................................................................................85
Enabling the System to Clear Existing Sessions.................................................................................................... 86
Track Login Activity..........................................................................................................................................................87
Restrictions for Tracking Login Activity...................................................................................................................87
Conguring Login Activity Tracking......................................................................................................................... 87
Display Login Statistics.............................................................................................................................................. 87
Recovering from a Forgotten Password....................................................................................................................... 89
Recovering from a Forgotten Enable Password.......................................................................................................... 90
Recovering from a Failed Start...................................................................................................................................... 90
6 802.1X..........................................................................................................................................................92
The Port-Authentication Process.................................................................................................................................. 95
EAP over RADIUS......................................................................................................................................................96
Conguring 802.1X...........................................................................................................................................................96
Related Conguration Tasks..................................................................................................................................... 96
Important Points to Remember......................................................................................................................................97
Enabling 802.1X.................................................................................................................................................................97
Conguring Request Identity Re-Transmissions.....................................................................................................98
Conguring a Quiet Period after a Failed Authentication..................................................................................... 99
Forcibly Authorizing or Unauthorizing a Port..............................................................................................................100
Re-Authenticating a Port............................................................................................................................................... 101
Conguring Timeouts..................................................................................................................................................... 101
Conguring Dynamic VLAN Assignment with Port Authentication......................................................................... 102
Guest and Authentication-Fail VLANs...................................................................................................................103
Conguring a Guest VLAN......................................................................................................................................104
Conguring an Authentication-Fail VLAN............................................................................................................. 104
7 Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM)...................................106
Contents
5
Optimizing CAM Utilization During the Attachment of ACLs to VLANs................................................................. 106
Guidelines for Conguring ACL VLAN groups............................................................................................................ 107
Conguring ACL VLAN Groups and Conguring FP Blocks for VLAN Parameters...............................................108
Conguring ACL VLAN Groups.............................................................................................................................. 108
Conguring FP Blocks for VLAN Parameters.......................................................................................................109
Viewing CAM Usage...................................................................................................................................................... 109
Allocating FP Blocks for VLAN Processes....................................................................................................................111
8 Access Control Lists (ACLs)........................................................................................................................112
IP Access Control Lists (ACLs)......................................................................................................................................113
Implementing ACL on the Dell Networking OS........................................................................................................... 114
ACLs and VLANs.............................................................................................................................................................114
ACL Optimization............................................................................................................................................................ 114
Determine the Order in which ACLs are Used to Classify Trac..............................................................................114
Example of the order Keyword to Determine ACL Sequence..............................................................................114
IP Fragment Handling..................................................................................................................................................... 115
IP Fragments ACL Examples......................................................................................................................................... 115
Layer 4 ACL Rules Examples......................................................................................................................................... 115
Congure a Standard IP ACL.........................................................................................................................................116
Conguring a Standard IP ACL Filter............................................................................................................................ 117
Congure an Extended IP ACL......................................................................................................................................118
Conguring Filters with a Sequence Number..............................................................................................................118
Conguring Filters Without a Sequence Number....................................................................................................... 119
Established Flag...............................................................................................................................................................119
Congure Layer 2 and Layer 3 ACLs............................................................................................................................ 119
Assign an IP ACL to an Interface..................................................................................................................................120
Applying an IP ACL.........................................................................................................................................................120
Counting ACL Hits...........................................................................................................................................................121
Congure Ingress ACLs.................................................................................................................................................. 121
Congure Egress ACLs.................................................................................................................................................. 122
Applying Egress Layer 3 ACLs (Control-Plane).......................................................................................................... 122
IP Prex Lists.................................................................................................................................................................. 123
Implementation Information.................................................................................................................................... 123
Conguration Task List for Prex Lists........................................................................................................................ 123
Creating a Prex List......................................................................................................................................................124
Creating a Prex List Without a Sequence Number.................................................................................................. 124
Viewing Prex Lists........................................................................................................................................................125
Applying a Prex List for Route Redistribution...........................................................................................................126
Applying a Filter to a Prex List (OSPF)......................................................................................................................126
ACL Remarks...................................................................................................................................................................127
Conguring a Remark...............................................................................................................................................127
Deleting a Remark.................................................................................................................................................... 128
ACL Resequencing......................................................................................................................................................... 128
Resequencing an ACL or Prex List.............................................................................................................................129
Route Maps.....................................................................................................................................................................130
Implementation Information.................................................................................................................................... 130
6
Contents
Important Points to Remember.................................................................................................................................... 130
Conguration Task List for Route Maps...................................................................................................................... 130
Creating a Route Map.....................................................................................................................................................131
Congure Route Map Filters......................................................................................................................................... 132
Conguring Match Routes............................................................................................................................................ 133
Conguring Set Conditions........................................................................................................................................... 133
Congure a Route Map for Route Redistribution.......................................................................................................134
Congure a Route Map for Route Tagging................................................................................................................. 135
Continue Clause..............................................................................................................................................................135
Logging of ACL Processes............................................................................................................................................ 135
Guidelines for Conguring ACL Logging......................................................................................................................136
Conguring ACL Logging...............................................................................................................................................137
Flow-Based Monitoring Support for ACLs.................................................................................................................. 137
Behavior of Flow-Based Monitoring.......................................................................................................................137
Enabling Flow-Based Monitoring..................................................................................................................................139
9 Bidirectional Forwarding Detection (BFD)...................................................................................................141
How BFD Works.............................................................................................................................................................. 141
BFD Packet Format..................................................................................................................................................142
BFD Sessions............................................................................................................................................................ 143
BFD Three-Way Handshake.................................................................................................................................... 144
Session State Changes............................................................................................................................................146
Important Points to Remember.................................................................................................................................... 146
Congure BFD................................................................................................................................................................ 146
Congure BFD for Physical Ports...........................................................................................................................147
Enabling BFD Globally.............................................................................................................................................. 147
Changing Physical Port Session Parameters........................................................................................................ 148
Disabling and Re-Enabling BFD.............................................................................................................................. 148
Congure BFD for Static Routes..................................................................................................................................149
Related Conguration Tasks....................................................................................................................................149
Establishing Sessions for Static Routes.................................................................................................................149
Establishing Static Route Sessions on Specic Neighbors................................................................................. 150
Changing Static Route Session Parameters.......................................................................................................... 151
Disabling BFD for Static Routes.............................................................................................................................. 151
Congure BFD for OSPF................................................................................................................................................151
Related Conguration Tasks....................................................................................................................................152
Establishing Sessions with OSPF Neighbors........................................................................................................ 152
Establishing Sessions with OSPF Neighbors for nondefault VRFs....................................................................153
Changing OSPF Session Parameters.....................................................................................................................154
Disabling BFD for OSPF.......................................................................................................................................... 154
Congure BFD for OSPFv3...........................................................................................................................................154
Related Conguration Tasks....................................................................................................................................155
Establishing Sessions with OSPFv3 Neighbors....................................................................................................155
Establishing BFD Sessions with OSPFv3 Neighbors for nondefault VRFs....................................................... 155
Changing OSPFv3 Session Parameters................................................................................................................ 156
Disabling BFD for OSPFv3.......................................................................................................................................157
Contents
7
Congure BFD for BGP................................................................................................................................................. 157
Prerequisites..............................................................................................................................................................157
Establishing Sessions with BGP Neighbors...........................................................................................................157
Disabling BFD for BGP.............................................................................................................................................162
Use BFD in a BGP Peer Group............................................................................................................................... 162
Displaying BFD for BGP Information...................................................................................................................... 162
Congure BFD for VRRP...............................................................................................................................................166
Related Conguration Tasks....................................................................................................................................166
Establishing Sessions with All VRRP Neighbors................................................................................................... 167
Establishing VRRP Sessions on VRRP Neighbors................................................................................................167
Changing VRRP Session Parameters.....................................................................................................................168
Disabling BFD for VRRP.......................................................................................................................................... 168
Congure BFD for VLANs.............................................................................................................................................169
Related Conguration Task..................................................................................................................................... 169
Establish Sessions with VLAN Neighbors..............................................................................................................170
Changing VLAN Session Parameters.....................................................................................................................170
Disabling BFD for VLANs..........................................................................................................................................171
Congure BFD for Port-Channels.................................................................................................................................171
Related Conguration Tasks.....................................................................................................................................171
Establish Sessions on Port-Channels.....................................................................................................................172
Changing Physical Port Session Parameters.........................................................................................................172
Disabling BFD for Port-Channels............................................................................................................................173
Conguring Protocol Liveness...................................................................................................................................... 173
10 Border Gateway Protocol IPv4 (BGPv4)................................................................................................... 174
Autonomous Systems (AS)............................................................................................................................................174
Sessions and Peers.........................................................................................................................................................176
Establish a Session................................................................................................................................................... 176
Route Reectors............................................................................................................................................................. 177
Communities..............................................................................................................................................................178
BGP Attributes................................................................................................................................................................178
Best Path Selection Criteria.................................................................................................................................... 178
Weight........................................................................................................................................................................180
Local Preference.......................................................................................................................................................180
Multi-Exit Discriminators (MEDs)........................................................................................................................... 181
Origin..........................................................................................................................................................................182
AS Path......................................................................................................................................................................183
Next Hop................................................................................................................................................................... 183
Multiprotocol BGP..........................................................................................................................................................183
Implement BGP with the Dell Networking OS............................................................................................................184
Additional Path (Add-Path) Support......................................................................................................................184
Advertise IGP Cost as MED for Redistributed Routes........................................................................................ 184
Ignore Router-ID for Some Best-Path Calculations............................................................................................. 185
Four-Byte AS Numbers........................................................................................................................................... 185
AS4 Number Representation.................................................................................................................................. 185
AS Number Migration...............................................................................................................................................187
8
Contents
BGP4 Management Information Base (MIB)........................................................................................................188
Important Points to Remember.............................................................................................................................. 188
Conguration Information..............................................................................................................................................189
BGP Conguration......................................................................................................................................................... 189
Enabling BGP............................................................................................................................................................ 190
Enabling MBGP Congurations.............................................................................................................................. 221
BGP Regular Expression Optimization........................................................................................................................ 223
Debugging BGP..............................................................................................................................................................223
Storing Last and Bad PDUs....................................................................................................................................224
PDU Counters.......................................................................................................................................................... 225
Sample Congurations.................................................................................................................................................. 225
11 Conguration Cloning............................................................................................................................... 234
Cloning Conguration Output Status..........................................................................................................................234
12 Content Addressable Memory (CAM)....................................................................................................... 237
CAM Allocation...............................................................................................................................................................237
Test CAM Usage............................................................................................................................................................238
View CAM-ACL Settings.............................................................................................................................................. 238
Conguring CAM Threshold and Silence Period........................................................................................................239
Setting CAM Threshold and Silence Period......................................................................................................... 239
CAM Optimization......................................................................................................................................................... 240
13 Control Plane Policing (CoPP).................................................................................................................. 241
Congure Control Plane Policing................................................................................................................................. 242
Conguring CoPP for Protocols.............................................................................................................................243
Conguring CoPP for CPU Queues...................................................................................................................... 244
Show Commands.....................................................................................................................................................245
14 Data Center Bridging (DCB)..................................................................................................................... 247
Supported Modes.......................................................................................................................................................... 247
Ethernet Enhancements in Data Center Bridging......................................................................................................247
Priority-Based Flow Control......................................................................................................................................... 248
Enhanced Transmission Selection................................................................................................................................249
Data Center Bridging Exchange Protocol (DCBx)......................................................................................................251
Creating a DCB Map...................................................................................................................................................... 251
Important Points to Remember.............................................................................................................................. 251
Applying a DCB Map on Server-Facing Ethernet Ports..................................................................................... 252
Data Center Bridging: Default Conguration..............................................................................................................252
Data Center Bridging in a Trac Flow........................................................................................................................ 253
Data Center Bridging: Auto-DCB-Enable Mode........................................................................................................ 253
Conguring Priority-Based Flow Control....................................................................................................................255
How Priority-Based Flow Control is Implemented...............................................................................................257
Conguring Lossless Queues..................................................................................................................................257
Conguring the PFC Buer in a Switch Stack.................................................................................................... 258
Conguring Enhanced Transmission Selection.......................................................................................................... 259
Contents
9
How Enhanced Transmission Selection is Implemented..................................................................................... 259
ETS Operation with DCBx......................................................................................................................................260
Hierarchical Scheduling in ETS Output Policies......................................................................................................... 260
DCBx Operation..............................................................................................................................................................261
DCBx Operation........................................................................................................................................................261
DCBx Port Roles.......................................................................................................................................................261
DCB Conguration Exchange................................................................................................................................ 262
Conguration Source Election................................................................................................................................263
Propagation of DCB Information............................................................................................................................263
Auto-Detection of the DCBx Version.................................................................................................................... 264
DCBx Example..........................................................................................................................................................264
DCBx Prerequisites and Restrictions.....................................................................................................................265
DCBx Error Messages.............................................................................................................................................266
Debugging DCBx on an Interface.......................................................................................................................... 266
Verifying the DCB Conguration................................................................................................................................. 266
QoS dot1p Trac Classication and Queue Assignment.......................................................................................... 275
Troubleshooting PFC, ETS, and DCBx Operation...................................................................................................... 275
15 Dynamic Host Conguration Protocol (DHCP)......................................................................................... 278
Supported Modes.......................................................................................................................................................... 278
Assigning an IP Address using DHCP.......................................................................................................................... 278
Debugging DHCP Client Operation............................................................................................................................. 280
DHCP Client.................................................................................................................................................................... 281
How DHCP Client is Implemented...............................................................................................................................282
DHCP Client on a Management Interface..................................................................................................................282
DHCP Client on a VLAN............................................................................................................................................... 283
DHCP Packet Format and Options............................................................................................................................. 283
Option 82........................................................................................................................................................................284
Releasing and Renewing DHCP-based IP Addresses................................................................................................285
Viewing DHCP Statistics and Lease Information.......................................................................................................285
DHCP Snooping.............................................................................................................................................................286
DHCP Snooping for a Multi-Tenant Host..............................................................................................................286
DHCP Snooping in a VLT Setup.............................................................................................................................287
Enabling DHCP Snooping........................................................................................................................................287
Enabling IPv6 DHCP Snooping...............................................................................................................................287
Adding a Static Entry in the Binding Table............................................................................................................287
Adding a Static IPV6 DHCP Snooping Binding Table.......................................................................................... 288
Clearing the Binding Table...................................................................................................................................... 288
Clearing the DHCP IPv6 Binding Table................................................................................................................. 288
Displaying the Contents of the Binding Table.......................................................................................................288
Displaying the Contents of the DHCPv6 Binding Table...................................................................................... 289
Debugging the IPv6 DHCP.....................................................................................................................................289
IPv6 DHCP Snooping MAC-Address Verication................................................................................................290
16 Equal Cost Multi-Path (ECMP).................................................................................................................291
ECMP for Flow-Based Anity......................................................................................................................................291
10
Contents
Enabling Deterministic ECMP Next Hop............................................................................................................... 291
Link Bundle Monitoring.................................................................................................................................................. 291
Managing ECMP Group Paths.....................................................................................................................................292
17 FC FPORT................................................................................................................................................293
FC FPORT...................................................................................................................................................................... 294
Conguring Switch Mode to FCF Port Mode............................................................................................................294
Name Server.................................................................................................................................................................. 295
FCoE Maps.....................................................................................................................................................................296
Creating an FCoE Map..................................................................................................................................................296
Zoning..............................................................................................................................................................................297
Creating Zone and Adding Members...........................................................................................................................298
Creating Zone Alias and Adding Members..................................................................................................................298
Creating Zonesets..........................................................................................................................................................298
Activating a Zoneset..................................................................................................................................................... 299
Displaying the Fabric Parameters................................................................................................................................ 299
18 FCoE Transit.............................................................................................................................................302
Supported Modes..........................................................................................................................................................302
Fibre Channel over Ethernet........................................................................................................................................ 302
Ensure Robustness in a Converged Ethernet Network............................................................................................302
FIP Snooping on Ethernet Bridges..............................................................................................................................304
FIP Snooping in a Switch Stack...................................................................................................................................305
Using FIP Snooping....................................................................................................................................................... 306
Important Points to Remember............................................................................................................................. 306
Enabling the FCoE Transit Feature........................................................................................................................306
Enable FIP Snooping on VLANs.............................................................................................................................306
Congure the FC-MAP Value.................................................................................................................................307
Congure a Port for a Bridge-to-Bridge Link....................................................................................................... 307
Congure a Port for a Bridge-to-FCF Link........................................................................................................... 307
Impact on Other Software Features......................................................................................................................307
FIP Snooping Prerequisites.....................................................................................................................................308
FIP Snooping Restrictions...................................................................................................................................... 308
Conguring FIP Snooping.......................................................................................................................................308
Displaying FIP Snooping Information...........................................................................................................................309
FCoE Transit Conguration Example........................................................................................................................... 314
19 FIPS Cryptography................................................................................................................................... 316
Preparing the System.................................................................................................................................................... 316
Enabling FIPS Mode.......................................................................................................................................................316
Generating Host-Keys....................................................................................................................................................317
Monitoring FIPS Mode Status.......................................................................................................................................317
Disabling FIPS Mode...................................................................................................................................................... 318
20 Force10 Resilient Ring Protocol (FRRP)................................................................................................... 319
Protocol Overview..........................................................................................................................................................319
Contents
11
Ring Status............................................................................................................................................................... 320
Multiple FRRP Rings................................................................................................................................................ 321
Important FRRP Points...........................................................................................................................................322
Important FRRP Concepts..................................................................................................................................... 323
Implementing FRRP.......................................................................................................................................................324
FRRP Conguration.......................................................................................................................................................324
Creating the FRRP Group.......................................................................................................................................324
Conguring the Control VLAN............................................................................................................................... 324
Conguring and Adding the Member VLANs.......................................................................................................326
Setting the FRRP Timers........................................................................................................................................ 327
Clearing the FRRP Counters.................................................................................................................................. 327
Viewing the FRRP Conguration........................................................................................................................... 327
Viewing the FRRP Information...............................................................................................................................327
Troubleshooting FRRP.................................................................................................................................................. 328
Conguration Checks..............................................................................................................................................328
Sample Conguration and Topology............................................................................................................................328
FRRP Support on VLT...................................................................................................................................................330
Example Scenario..................................................................................................................................................... 331
Important Points to Remember..............................................................................................................................332
21 GARP VLAN Registration Protocol (GVRP).............................................................................................. 333
Important Points to Remember....................................................................................................................................333
Congure GVRP............................................................................................................................................................ 333
Related Conguration Tasks................................................................................................................................... 334
Enabling GVRP Globally................................................................................................................................................ 334
Enabling GVRP on a Layer 2 Interface........................................................................................................................335
Congure GVRP Registration...................................................................................................................................... 335
Congure a GARP Timer.............................................................................................................................................. 336
22 FIP Snooping........................................................................................................................................... 337
Supported Modes.......................................................................................................................................................... 337
Fibre Channel over Ethernet.........................................................................................................................................337
Ensuring Robustness in a Converged Ethernet Network......................................................................................... 337
FIP Snooping on Ethernet Bridges.............................................................................................................................. 339
How FIP Snooping is Implemented..............................................................................................................................340
FIP Snooping on VLANs......................................................................................................................................... 340
FC-MAP Value.......................................................................................................................................................... 341
Bridge-to-FCF Links.................................................................................................................................................341
Impact on other Software Features.......................................................................................................................341
FIP Snooping Prerequisites......................................................................................................................................341
FIP Snooping Restrictions...................................................................................................................................... 342
Conguring FIP Snooping.............................................................................................................................................342
Displaying FIP Snooping Information...........................................................................................................................343
FIP Snooping Example.................................................................................................................................................. 348
Debugging FIP Snooping.............................................................................................................................................. 348
12
Contents
23 Internet Group Management Protocol (IGMP).........................................................................................350
IGMP Overview............................................................................................................................................................. 350
IGMP Version 2..............................................................................................................................................................350
Joining a Multicast Group........................................................................................................................................351
Leaving a Multicast Group.......................................................................................................................................351
IGMP Version 3...............................................................................................................................................................351
Joining and Filtering Groups and Sources............................................................................................................ 352
Leaving and Staying in Groups...............................................................................................................................353
IGMP Snooping..............................................................................................................................................................354
How IGMP Snooping is Implemented on an Aggregator.......................................................................................... 354
Disabling Multicast Flooding.........................................................................................................................................354
Displaying IGMP Information........................................................................................................................................354
24 Interfaces.................................................................................................................................................357
Basic Interface Conguration....................................................................................................................................... 357
Advanced Interface Conguration...............................................................................................................................357
Interface Types...............................................................................................................................................................358
View Basic Interface Information.................................................................................................................................358
Conguring the Default Interface................................................................................................................................360
Enabling a Physical Interface........................................................................................................................................ 361
Physical Interfaces......................................................................................................................................................... 361
Conguration Task List for Physical Interfaces.....................................................................................................361
Overview of Layer Modes...................................................................................................................................... 362
Conguring Layer 2 (Data Link) Mode..................................................................................................................362
Conguring Layer 2 (Interface) Mode.................................................................................................................. 363
Conguring Layer 3 (Network) Mode...................................................................................................................363
Conguring Layer 3 (Interface) Mode.................................................................................................................. 364
Automatic recovery of an Err-disabled interface....................................................................................................... 364
Conguring an automatic recovery for an Err-disabled interface......................................................................365
Management Interfaces................................................................................................................................................365
Conguring Management Interfaces on the Switch........................................................................................... 366
VLAN Interfaces.............................................................................................................................................................367
Loopback Interfaces...................................................................................................................................................... 368
Null Interfaces................................................................................................................................................................ 368
VLAN Membership........................................................................................................................................................ 368
Default VLAN .......................................................................................................................................................... 369
Port-Based VLANs.................................................................................................................................................. 369
VLANs and Port Tagging........................................................................................................................................ 369
Conguring VLAN Membership............................................................................................................................. 370
Displaying VLAN Membership................................................................................................................................370
Adding an Interface to a Tagged VLAN................................................................................................................. 371
Adding an Interface to an Untagged VLAN...........................................................................................................371
VLAN Conguration on Physical Ports and Port-Channels................................................................................372
Port Channel Interfaces................................................................................................................................................ 373
Port Channel Denition and Standards................................................................................................................. 373
Contents
13
Port Channel Benets............................................................................................................................................. 374
Port Channel Implementation................................................................................................................................. 374
100/1000/10000 Mbps Interfaces in Port Channels........................................................................................... 374
Conguration Tasks for Port Channel Interfaces.................................................................................................375
Creating a Port Channel..........................................................................................................................................375
Adding a Physical Interface to a Port Channel.....................................................................................................375
Reassigning an Interface to a New Port Channel................................................................................................ 377
Conguring the Minimum Oper Up Links in a Port Channel...............................................................................378
Adding or Removing a Port Channel from a VLAN..............................................................................................378
Assigning an IP Address to a Port Channel...........................................................................................................379
Deleting or Disabling a Port Channel..................................................................................................................... 379
Load Balancing through Port Channels.......................................................................................................................379
Changing the Hash Algorithm...................................................................................................................................... 379
Server Ports................................................................................................................................................................... 380
Default Conguration without Start-up Cong................................................................................................... 380
Bulk Conguration.......................................................................................................................................................... 381
Interface Range........................................................................................................................................................ 381
Bulk Conguration Examples..................................................................................................................................382
Dening Interface Range Macros................................................................................................................................ 383
Dene the Interface Range.................................................................................................................................... 383
Choosing an Interface-Range Macro.................................................................................................................... 383
Monitoring and Maintaining Interfaces........................................................................................................................384
Maintenance Using TDR.........................................................................................................................................385
Splitting QSFP Ports to SFP+ Ports........................................................................................................................... 385
Merging SFP+ Ports to QSFP 40G Ports.............................................................................................................386
Congure the MTU Size on an Interface..............................................................................................................386
Conguring wavelength for 10–Gigabit SFP+ optics................................................................................................ 387
Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port.................................................................................. 387
Important Points to Remember............................................................................................................................. 388
Example Scenarios...................................................................................................................................................388
Layer 2 Flow Control Using Ethernet Pause Frames................................................................................................ 388
Enabling Pause Frames........................................................................................................................................... 389
Congure MTU Size on an Interface...........................................................................................................................389
Port-Pipes.......................................................................................................................................................................390
Auto-Negotiation on Ethernet Interfaces...................................................................................................................390
Setting the Speed and Duplex Mode of Ethernet Interfaces.............................................................................390
View Advanced Interface Information.........................................................................................................................392
Conguring the Interface Sampling Size.............................................................................................................. 393
Conguring the Trac Sampling Size Globally.....................................................................................................394
Dynamic Counters................................................................................................................................................... 395
Enhanced Control of Remote Fault Indication Processing....................................................................................... 396
25 Internet Protocol Security (IPSec).......................................................................................................... 398
Conguring IPSec .........................................................................................................................................................398
26 IPv4 Routing............................................................................................................................................400
14
Contents
IP Addresses...................................................................................................................................................................400
Implementation Information.................................................................................................................................... 401
Conguration Tasks for IP Addresses.................................................................................................................... 401
IPv4 Path MTU Discovery Overview.......................................................................................................................... 403
Using the Congured Source IP Address in ICMP Messages..................................................................................404
Conguring the ICMP Source Interface............................................................................................................... 404
Conguring the Duration to Establish a TCP Connection........................................................................................ 404
Enabling Directed Broadcast........................................................................................................................................ 405
Resolution of Host Names............................................................................................................................................405
Enabling Dynamic Resolution of Host Names......................................................................................................405
Specifying the Local System Domain and a List of Domains............................................................................. 406
Conguring DNS with Traceroute......................................................................................................................... 406
ARP..................................................................................................................................................................................407
Conguration Tasks for ARP.................................................................................................................................. 407
ARP Learning via Gratuitous ARP............................................................................................................................... 409
ARP Learning via ARP Request................................................................................................................................... 409
Conguring ARP Retries................................................................................................................................................410
ICMP.................................................................................................................................................................................411
Conguration Tasks for ICMP..................................................................................................................................411
UDP Helper...................................................................................................................................................................... 411
Congure UDP Helper.............................................................................................................................................. 411
Important Points to Remember............................................................................................................................... 411
Enabling UDP Helper................................................................................................................................................412
Congurations Using UDP Helper................................................................................................................................ 412
UDP Helper with Broadcast-All Addresses............................................................................................................412
UDP Helper with Subnet Broadcast Addresses....................................................................................................413
UDP Helper with Congured Broadcast Addresses.............................................................................................413
UDP Helper with No Congured Broadcast Addresses.......................................................................................414
Troubleshooting UDP Helper.........................................................................................................................................414
27 IPv6 Routing.............................................................................................................................................416
Protocol Overview..........................................................................................................................................................416
Extended Address Space.........................................................................................................................................417
Stateless Autoconguration.................................................................................................................................... 417
IPv6 Header Fields......................................................................................................................................................... 418
Version (4 bits)..........................................................................................................................................................418
Trac Class (8 bits)................................................................................................................................................. 418
Flow Label (20 bits)..................................................................................................................................................418
Payload Length (16 bits)..........................................................................................................................................418
Next Header (8 bits)................................................................................................................................................419
Hop Limit (8 bits)......................................................................................................................................................419
Source Address (128 bits).......................................................................................................................................420
Destination Address (128 bits)............................................................................................................................... 420
Extension Header Fields................................................................................................................................................420
Hop-by-Hop Options Header................................................................................................................................. 420
Addressing....................................................................................................................................................................... 421
Contents
15
Link-local Addresses.................................................................................................................................................421
Static and Dynamic Addressing.............................................................................................................................. 421
Implementing IPv6 with the Dell Networking OS...................................................................................................... 422
ICMPv6........................................................................................................................................................................... 423
Path MTU Discovery..................................................................................................................................................... 424
IPv6 Neighbor Discovery.............................................................................................................................................. 424
IPv6 Neighbor Discovery of MTU Packets...........................................................................................................425
Conguration Task List for IPv6 RDNSS.................................................................................................................... 425
Conguring the IPv6 Recursive DNS Server....................................................................................................... 425
Displaying IPv6 RDNSS Information......................................................................................................................426
Debugging IPv6 RDNSS Information Sent to the Host .....................................................................................426
IPv6 Multicast................................................................................................................................................................ 426
Conguration Task List for IPv6................................................................................................................................... 427
Adjusting Your CAM-Prole.................................................................................................................................... 427
Assigning an IPv6 Address to an Interface........................................................................................................... 428
Assigning a Static IPv6 Route................................................................................................................................428
Conguring Telnet with IPv6..................................................................................................................................429
SNMP over IPv6......................................................................................................................................................429
Showing IPv6 Information...................................................................................................................................... 429
Showing an IPv6 Interface..................................................................................................................................... 430
Showing IPv6 Routes..............................................................................................................................................430
Showing the Running-Conguration for an Interface..........................................................................................431
Clearing IPv6 Routes...............................................................................................................................................432
Disabling ND Entry Timeout................................................................................................................................... 432
Secure Shell (SSH) Over an IPv6 Transport.............................................................................................................. 432
28 iSCSI Optimization...................................................................................................................................433
Supported Modes..........................................................................................................................................................433
iSCSI Optimization Overview....................................................................................................................................... 433
Monitoring iSCSI Trac Flows.....................................................................................................................................434
Information Monitored in iSCSI Trac Flows.............................................................................................................435
Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer.......................................................................435
iSCSI Optimization: Operation..................................................................................................................................... 435
Conguring iSCSI Optimization....................................................................................................................................436
Displaying iSCSI Optimization Information..................................................................................................................437
29 Intermediate System to Intermediate System.......................................................................................... 439
IS-IS Protocol Overview................................................................................................................................................439
IS-IS Addressing.............................................................................................................................................................439
Multi-Topology IS-IS...................................................................................................................................................... 440
Transition Mode....................................................................................................................................................... 440
Interface Support..................................................................................................................................................... 441
Adjacencies................................................................................................................................................................441
Graceful Restart............................................................................................................................................................. 441
Timers........................................................................................................................................................................ 441
Implementation Information..........................................................................................................................................442
16
Contents
Conguration Information.............................................................................................................................................442
Conguration Tasks for IS-IS..................................................................................................................................443
IS-IS Metric Styles.........................................................................................................................................................457
Congure Metric Values................................................................................................................................................457
Maximum Values in the Routing Table...................................................................................................................457
Change the IS-IS Metric Style in One Level Only................................................................................................457
Leaks from One Level to Another..........................................................................................................................459
Sample Congurations..................................................................................................................................................460
30 Isolated Networks for Aggregators.......................................................................................................... 464
Conguring and Verifying Isolated Network Settings............................................................................................... 464
31 Link Aggregation...................................................................................................................................... 465
Supported Modes..........................................................................................................................................................465
How the LACP is Implemented on an Aggregator.....................................................................................................465
Uplink LAG................................................................................................................................................................466
Server-Facing LAGs................................................................................................................................................ 466
LACP Modes............................................................................................................................................................ 466
Auto-Congured LACP Timeout............................................................................................................................466
Link Aggregation Control Protocol (LACP).................................................................................................................467
Conguration Tasks for Port Channel Interfaces................................................................................................. 467
Creating a Port Channel..........................................................................................................................................467
Adding a Physical Interface to a Port Channel.....................................................................................................467
Reassigning an Interface to a New Port Channel................................................................................................469
Conguring the Minimum Oper Up Links in a Port Channel.............................................................................. 470
Conguring VLAN Tags for Member Interfaces...................................................................................................470
Deleting or Disabling a Port Channel......................................................................................................................471
Conguring Auto LAG....................................................................................................................................................471
Conguring the Minimum Number of Links to be Up for Uplink LAGs to be Active.............................................473
Optimizing Trac Disruption Over LAG Interfaces On IOA Switches in VLT Mode.............................................. 474
Preserving LAG and Port Channel Settings in Nonvolatile Storage........................................................................ 474
Enabling LACP link-fallback...........................................................................................................................................474
Enabling the Verication of Member Links Utilization in a LAG Bundle..................................................................475
Monitoring the Member Links of a LAG Bundle.........................................................................................................475
Verifying LACP Operation and LAG Conguration.................................................................................................... 476
Multiple Uplink LAGs with 10G Member Ports...........................................................................................................478
32 Layer 2.....................................................................................................................................................480
Supported Modes..........................................................................................................................................................480
Managing the MAC Address Table.............................................................................................................................. 480
Clearing the MAC Address Entries........................................................................................................................480
Displaying the MAC Address Table.........................................................................................................................481
Disabling MAC Address Learning on the System................................................................................................. 481
Network Interface Controller (NIC) Teaming............................................................................................................. 482
MAC Address Station Move...................................................................................................................................482
MAC Move Optimization........................................................................................................................................ 483
Contents
17
33 Link Layer Discovery Protocol (LLDP)..................................................................................................... 484
Supported Modes..........................................................................................................................................................484
Protocol Data Units....................................................................................................................................................... 484
Congure LLDP..............................................................................................................................................................486
Related Conguration Tasks...................................................................................................................................486
Important Points to Remember............................................................................................................................. 486
CONFIGURATION versus INTERFACE Congurations............................................................................................ 486
Enabling LLDP................................................................................................................................................................ 487
Disabling and Undoing LLDP.................................................................................................................................. 487
Advertising TLVs............................................................................................................................................................ 487
Optional TLVs................................................................................................................................................................. 488
Management TLVs.................................................................................................................................................. 488
IEEE Organizationally Specic TLVs......................................................................................................................489
LLDP-MED Capabilities TLV...................................................................................................................................490
LLDP-MED Network Policies TLV..........................................................................................................................491
Extended Power via MDI TLV................................................................................................................................ 492
LLDP Operation............................................................................................................................................................. 492
Storing and Viewing Unrecognized LLDP TLVs......................................................................................................... 493
Reserved Unrecognized LLDP TLVs..................................................................................................................... 493
Organizational Specic Unrecognized LLDP TLVs.............................................................................................. 493
Viewing Unrecognized LLDP TLVs........................................................................................................................ 494
Viewing the LLDP Conguration................................................................................................................................. 494
Viewing Information Advertised by Adjacent LLDP Agents..................................................................................... 494
Conguring LLDPDU Intervals.....................................................................................................................................495
Conguring a Time to Live............................................................................................................................................496
Clearing LLDP Counters............................................................................................................................................... 496
Debugging LLDP............................................................................................................................................................ 497
Relevant Management Objects....................................................................................................................................497
34 Microsoft Network Load Balancing.......................................................................................................... 503
NLB Unicast Mode Scenario........................................................................................................................................503
NLB Multicast Mode Scenario.....................................................................................................................................503
Limitations With Enabling NLB on Switches..............................................................................................................504
Benets and Working of Microsoft Clustering...........................................................................................................504
Enable and Disable VLAN Flooding ............................................................................................................................ 504
Conguring a Switch for NLB .....................................................................................................................................504
Multicast NLB Mode...............................................................................................................................................505
35 Multicast Source Discovery Protocol (MSDP).........................................................................................506
Protocol Overview.........................................................................................................................................................506
Anycast RP.....................................................................................................................................................................508
Implementation Information......................................................................................................................................... 509
Congure the Multicast Source Discovery Protocol.................................................................................................509
Related Conguration Tasks...................................................................................................................................509
Enabling MSDP...............................................................................................................................................................513
18
Contents
Manage the Source-Active Cache...............................................................................................................................514
Viewing the Source-Active Cache......................................................................................................................... 514
Limiting the Source-Active Cache..........................................................................................................................514
Clearing the Source-Active Cache.........................................................................................................................515
Enabling the Rejected Source-Active Cache........................................................................................................515
Accept Source-Active Messages that Fail the RFP Check...................................................................................... 515
Specifying Source-Active Messages........................................................................................................................... 519
Limiting the Source-Active Messages from a Peer...................................................................................................520
Preventing MSDP from Caching a Local Source.......................................................................................................520
Preventing MSDP from Caching a Remote Source...................................................................................................521
Preventing MSDP from Advertising a Local Source.................................................................................................. 521
Logging Changes in Peership States...........................................................................................................................522
Terminating a Peership..................................................................................................................................................522
Clearing Peer Statistics.................................................................................................................................................523
Debugging MSDP.......................................................................................................................................................... 523
MSDP with Anycast RP................................................................................................................................................524
Conguring Anycast RP................................................................................................................................................525
Reducing Source-Active Message Flooding.........................................................................................................526
Specifying the RP Address Used in SA Messages.............................................................................................. 526
MSDP Sample Congurations......................................................................................................................................528
36 Multiple Spanning Tree Protocol (MSTP)................................................................................................. 531
Protocol Overview..........................................................................................................................................................531
Spanning Tree Variations...............................................................................................................................................532
Implementation Information..........................................................................................................................................532
Congure Multiple Spanning Tree Protocol................................................................................................................532
Related Conguration Tasks...................................................................................................................................533
Enable Multiple Spanning Tree Globally...................................................................................................................... 533
Creating Multiple Spanning Tree Instances................................................................................................................ 533
Inuencing MSTP Root Selection................................................................................................................................534
Interoperate with Non-Dell Networking OS Bridges................................................................................................. 535
Changing the Region Name or Revision..................................................................................................................... 535
Modifying Global Parameters....................................................................................................................................... 536
Enable BPDU Filtering Globally.....................................................................................................................................537
Modifying the Interface Parameters............................................................................................................................537
Conguring an EdgePort.............................................................................................................................................. 538
Flush MAC Addresses after a Topology Change....................................................................................................... 539
MSTP Sample Congurations......................................................................................................................................539
Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-
CongurationSFTOS Example Running-Conguration.......................................................................................540
Debugging and Verifying MSTP Congurations........................................................................................................ 543
37 Multicast Features................................................................................................................................... 545
Enabling IP Multicast.....................................................................................................................................................545
Implementation Information......................................................................................................................................... 545
First Packet Forwarding for Lossless Multicast.........................................................................................................546
Contents
19
Multicast Policies...........................................................................................................................................................546
IPv4 Multicast Policies..................................................................................................................................................546
Limiting the Number of Multicast Routes.............................................................................................................547
Preventing a Host from Joining a Group...............................................................................................................547
Rate Limiting IGMP Join Requests........................................................................................................................550
Preventing a PIM Router from Forming an Adjacency....................................................................................... 550
Preventing a Source from Registering with the RP............................................................................................550
Preventing a PIM Router from Processing a Join............................................................................................... 553
Understanding Multicast Traceroute (mtrace).......................................................................................................... 553
Important Points to Remember............................................................................................................................. 554
Printing Multicast Traceroute (mtrace) Paths........................................................................................................... 554
Supported Error Codes.................................................................................................................................................555
mtrace Scenarios...........................................................................................................................................................556
38 Open Shortest Path First (OSPFv2 and OSPFv3)....................................................................................562
Protocol Overview.........................................................................................................................................................562
Autonomous System (AS) Areas........................................................................................................................... 562
Area Types................................................................................................................................................................ 563
Networks and Neighbors........................................................................................................................................564
Router Types............................................................................................................................................................ 564
Link-State Advertisements (LSAs)........................................................................................................................566
Router Priority and Cost......................................................................................................................................... 567
OSPF with the Dell Networking OS............................................................................................................................568
Graceful Restart...................................................................................................................................................... 569
Fast Convergence (OSPFv2, IPv4 Only).............................................................................................................. 570
Processing SNMP and Sending SNMP Traps......................................................................................................570
OSPF ACK Packing................................................................................................................................................. 570
Setting OSPF Adjacency with Cisco Routers...................................................................................................... 570
Conguration Information..............................................................................................................................................571
Conguration Task List for OSPFv2 (OSPF for IPv4)......................................................................................... 571
Troubleshooting OSPFv2........................................................................................................................................582
OSPFv3 NSSA............................................................................................................................................................... 586
NSSA Options..........................................................................................................................................................586
Conguration Task List for OSPFv3 (OSPF for IPv6).............................................................................................. 586
Enabling IPv6 Unicast Routing...............................................................................................................................587
Assigning IPv6 Addresses on an Interface............................................................................................................587
Assigning Area ID on an Interface..........................................................................................................................588
Assigning OSPFv3 Process ID and Router ID Globally........................................................................................588
Conguring Stub Areas...........................................................................................................................................589
Conguring Passive-Interface................................................................................................................................589
Redistributing Routes..............................................................................................................................................589
Conguring a Default Route...................................................................................................................................590
Enabling OSPFv3 Graceful Restart....................................................................................................................... 590
Displaying Graceful Restart.....................................................................................................................................591
OSPFv3 Authentication Using IPsec.....................................................................................................................592
20
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Dell FN IO Module User guide

Category
Software
Type
User guide

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