Dell Networking Z9500 User guide

Dell Networking Conguration Guide for the Z9500

Switch

9.9(0.0)

Notes, cautions, and warnings

NOTE: A NOTE indicates important information that helps you make better use of your computer.

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.

™

and the Dell logo are trademarks of Dell Inc. in the United States and/or other jurisdictions. All other marks and names mentioned herein may be

trademarks of their respective companies.

2015 - 09

Rev. A00

Contents

1 About this Guide.............................................................................................................31

Audience........................................................................................................................................................................... 31

Conventions......................................................................................................................................................................31

Related Documents...........................................................................................................................................................31

2 Conguration Fundamentals..........................................................................................32

Accessing the Command Line.......................................................................................................................................... 32

CLI Modes........................................................................................................................................................................32

Navigating CLI Modes................................................................................................................................................ 34

The do Command.............................................................................................................................................................36

Undoing Commands......................................................................................................................................................... 37

Obtaining Help..................................................................................................................................................................38

Entering and Editing Commands...................................................................................................................................... 38

Command History............................................................................................................................................................ 39

Filtering show Command Outputs.................................................................................................................................... 39

Multiple Users in Conguration Mode............................................................................................................................... 41

3 Getting Started............................................................................................................. 42

Console Access................................................................................................................................................................ 42

Serial Console.............................................................................................................................................................42

Default Conguration....................................................................................................................................................... 43

Conguring a Host Name................................................................................................................................................. 43

Accessing the System Remotely...................................................................................................................................... 44

Accessing the System Remotely................................................................................................................................ 44

Congure the Management Port IP Address..............................................................................................................44

Congure a Management Route.................................................................................................................................44

Conguring a Username and Password......................................................................................................................45

Conguring the Enable Password.....................................................................................................................................45

Conguration File Management....................................................................................................................................... 45

Managing the File System.......................................................................................................................................... 45

Copy Files to and from the System............................................................................................................................ 46

Save the Running-Conguration.................................................................................................................................47

Congure the Overload Bit for a Startup Scenario..................................................................................................... 47

Using HTTP for File Transfers.....................................................................................................................................47

View Conguration Files.............................................................................................................................................48

Enabling Software Features on Devices Using a Command Option.................................................................................. 48

View Command History....................................................................................................................................................49

Upgrading Dell Networking OS.........................................................................................................................................49

Using Hashes to Verify Software Images Before Installation.............................................................................................49

4 Management..................................................................................................................51

Conguring Privilege Levels.............................................................................................................................................. 51

3

Creating a Custom Privilege Level...............................................................................................................................51

Removing a Command from EXEC Mode................................................................................................................... 51

Moving a Command from EXEC Privilege Mode to EXEC Mode.................................................................................51

Allowing Access to CONFIGURATION Mode Commands............................................................................................51

Allowing Access to Dierent Modes........................................................................................................................... 52

Applying a Privilege Level to a Username................................................................................................................... 53

Applying a Privilege Level to a Terminal Line...............................................................................................................54

Conguring Logging......................................................................................................................................................... 54

Audit and Security Logs............................................................................................................................................. 54

Conguring Logging Format .....................................................................................................................................56

Setting Up a Secure Connection to a Syslog Server...................................................................................................56

Track Login Activity..........................................................................................................................................................58

Restrictions for Tracking Login Activity...................................................................................................................... 58

Conguring Login Activity Tracking............................................................................................................................ 58

Display Login Statistics...............................................................................................................................................58

Limit Concurrent Login Sessions...................................................................................................................................... 59

Restrictions for Limiting the Number of Concurrent Sessions....................................................................................59

Conguring Concurrent Session Limit........................................................................................................................ 59

Enabling the System to Clear Existing Sessions......................................................................................................... 60

Log Messages in the Internal Buer.................................................................................................................................60

Conguration Task List for System Log Management................................................................................................. 61

Disabling System Logging..................................................................................................................................................61

Sending System Messages to a Syslog Server..................................................................................................................61

Conguring a UNIX System as a Syslog Server...........................................................................................................61

Display the Logging Buer and the Logging Conguration............................................................................................... 62

Changing System Logging Settings..................................................................................................................................62

Conguring a UNIX Logging Facility Level........................................................................................................................ 63

Synchronizing Log Messages........................................................................................................................................... 64

Enabling Timestamp on Syslog Messages........................................................................................................................ 65

File Transfer Services....................................................................................................................................................... 65

Conguration Task List for File Transfer Services....................................................................................................... 65

Enabling the FTP Server............................................................................................................................................ 65

Conguring FTP Server Parameters...........................................................................................................................66

Conguring FTP Client Parameters............................................................................................................................ 66

Terminal Lines................................................................................................................................................................... 67

Denying and Permitting Access to a Terminal Line......................................................................................................67

Conguring Login Authentication for Terminal Lines...................................................................................................68

Setting Timeout for EXEC Privilege Mode....................................................................................................................... 69

Using Telnet to get to Another Network Device............................................................................................................... 69

Lock CONFIGURATION Mode..........................................................................................................................................70

Viewing the Conguration Lock Status.......................................................................................................................70

Recovering from a Forgotten Password on the Z9000 System.........................................................................................71

Ignoring the Startup Conguration and Booting from the Factory-Default Conguration................................................. 72

Recovering from a Failed Start on the Z9000 System...................................................................................................... 72

Restoring the Factory Default Settings.............................................................................................................................73

4

Important Points to Remember.................................................................................................................................. 73

Restoring Factory Default Environment Variables....................................................................................................... 73

5 802.1X........................................................................................................................... 76

Port-Authentication Process.............................................................................................................................................77

EAP over RADIUS.......................................................................................................................................................78

Conguring 802.1X........................................................................................................................................................... 79

Related Conguration Tasks....................................................................................................................................... 79

Important Points to Remember........................................................................................................................................ 79

Enabling 802.1X................................................................................................................................................................ 80

Conguring Request Identity Re-Transmissions.................................................................................................................81

Conguring a Quiet Period after a Failed Authentication............................................................................................ 82

Forcibly Authorizing or Unauthorizing a Port.................................................................................................................... 83

Re-Authenticating a Port..................................................................................................................................................83

Conguring Timeouts....................................................................................................................................................... 84

Conguring Dynamic VLAN Assignment with Port Authentication...................................................................................85

Guest and Authentication-Fail VLANs.............................................................................................................................. 86

Conguring a Guest VLAN......................................................................................................................................... 87

Conguring an Authentication-Fail VLAN................................................................................................................... 87

6 Access Control Lists (ACLs)..........................................................................................89

IP Access Control Lists (ACLs).........................................................................................................................................90

CAM Usage................................................................................................................................................................90

Implementing ACLs on Dell Networking OS.................................................................................................................91

IP Fragment Handling.......................................................................................................................................................92

IP Fragments ACL Examples...................................................................................................................................... 92

Layer 4 ACL Rules Examples...................................................................................................................................... 93

Congure a Standard IP ACL............................................................................................................................................93

Conguring a Standard IP ACL Filter..........................................................................................................................94

Congure an Extended IP ACL.........................................................................................................................................95

Conguring Filters with a Sequence Number............................................................................................................. 95

Conguring Filters Without a Sequence Number....................................................................................................... 96

Congure Layer 2 and Layer 3 ACLs.................................................................................................................................97

Using ACL VLAN Groups..................................................................................................................................................98

Guidelines for Conguring ACL VLAN Groups............................................................................................................98

Conguring an ACL VLAN Group............................................................................................................................... 99

Allocating ACL VLAN CAM.......................................................................................................................................100

Applying an IP ACL......................................................................................................................................................... 100

Congure Ingress ACLs............................................................................................................................................. 101

Congure Egress ACLs..............................................................................................................................................101

Applying Egress Layer 3 ACLs (Control-Plane)..........................................................................................................102

Counting ACL Hits.................................................................................................................................................... 103

IP Prex Lists..................................................................................................................................................................103

Implementation Information...................................................................................................................................... 103

Conguration Task List for Prex Lists......................................................................................................................103

ACL Resequencing..........................................................................................................................................................107

5

Resequencing an ACL or Prex List.......................................................................................................................... 107

Route Maps.................................................................................................................................................................... 108

Implementation Information...................................................................................................................................... 109

Important Points to Remember.......................................................................................................................................109

Conguration Task List for Route Maps....................................................................................................................109

Conguring Match Routes..........................................................................................................................................111

Conguring Set Conditions........................................................................................................................................112

Congure a Route Map for Route Redistribution....................................................................................................... 113

Congure a Route Map for Route Tagging.................................................................................................................114

Continue Clause.........................................................................................................................................................114

Conguring UDF ACL...................................................................................................................................................... 114

7 Bare Metal Provisioning (BMP).................................................................................... 118

Support for BMP on the S6000 Switch...........................................................................................................................118

Enhanced Behavior of the stop bmp Command.............................................................................................................. 118

Removal of the Deprecated User-Dened String Parameter with reload-type Command................................................ 118

Service Tag Information in the Option 60 String.............................................................................................................. 118

Replacement of stop jump-start Command With the stop bmp Command......................................................................118

8 Bidirectional Forwarding Detection (BFD).................................................................... 119

How BFD Works.............................................................................................................................................................. 119

BFD Packet Format.................................................................................................................................................. 120

BFD Sessions.............................................................................................................................................................121

BFD Three-Way Handshake...................................................................................................................................... 122

Session State Changes............................................................................................................................................. 124

Important Points to Remember.......................................................................................................................................124

Congure BFD................................................................................................................................................................ 124

Congure BFD for Static Routes...............................................................................................................................125

Congure BFD for OSPF.......................................................................................................................................... 126

Congure BFD for OSPFv3.......................................................................................................................................128

Congure BFD for IS-IS............................................................................................................................................ 130

Congure BFD for BGP.............................................................................................................................................132

Congure BFD for VRRP.......................................................................................................................................... 138

Conguring Protocol Liveness................................................................................................................................... 141

9 Border Gateway Protocol IPv4 (BGPv4)...................................................................... 142

Autonomous Systems (AS)............................................................................................................................................. 142

Sessions and Peers......................................................................................................................................................... 144

Establish a Session....................................................................................................................................................144

Route Reectors.............................................................................................................................................................145

BGP Attributes................................................................................................................................................................146

Best Path Selection Criteria......................................................................................................................................146

Weight...................................................................................................................................................................... 148

Local Preference.......................................................................................................................................................148

Multi-Exit Discriminators (MEDs)..............................................................................................................................149

Origin........................................................................................................................................................................150

6

AS Path.................................................................................................................................................................... 150

Next Hop...................................................................................................................................................................151

Multiprotocol BGP........................................................................................................................................................... 151

Implement BGP with Dell Networking OS........................................................................................................................151

Additional Path (Add-Path) Support.......................................................................................................................... 151

Advertise IGP Cost as MED for Redistributed Routes...............................................................................................152

Ignore Router-ID in Best-Path Calculation.................................................................................................................152

Four-Byte AS Numbers.............................................................................................................................................152

AS4 Number Representation.................................................................................................................................... 153

AS Number Migration............................................................................................................................................... 154

BGP4 Management Information Base (MIB)............................................................................................................ 156

Important Points to Remember.................................................................................................................................156

Conguration Information............................................................................................................................................... 157

BGP Conguration.......................................................................................................................................................... 157

Enabling BGP............................................................................................................................................................158

Conguring AS4 Number Representations................................................................................................................ 161

Conguring Peer Groups...........................................................................................................................................162

Conguring BGP Fast Fall-Over................................................................................................................................165

Conguring Passive Peering..................................................................................................................................... 166

Maintaining Existing AS Numbers During an AS Migration........................................................................................ 167

Allowing an AS Number to Appear in its Own AS Path..............................................................................................168

Enabling Neighbor Graceful Restart..........................................................................................................................169

Filtering on an AS-Path Attribute.............................................................................................................................. 169

Regular Expressions as Filters................................................................................................................................... 170

Redistributing Routes................................................................................................................................................172

Enabling Additional Paths.......................................................................................................................................... 172

Conguring IP Community Lists................................................................................................................................ 173

Conguring an IP Extended Community List............................................................................................................. 174

Filtering Routes with Community Lists......................................................................................................................175

Manipulating the COMMUNITY Attribute................................................................................................................. 175

Changing MED Attributes......................................................................................................................................... 177

Changing the LOCAL_PREFERENCE Attribute........................................................................................................ 177

Changing the NEXT_HOP Attribute..........................................................................................................................178

Changing the WEIGHT Attribute...............................................................................................................................178

Enabling Multipath.................................................................................................................................................... 178

Filtering BGP Routes.................................................................................................................................................179

Filtering BGP Routes Using Route Maps...................................................................................................................180

Filtering BGP Routes Using AS-PATH Information.....................................................................................................181

Conguring BGP Route Reectors............................................................................................................................ 181

Aggregating Routes.................................................................................................................................................. 182

Conguring BGP Confederations..............................................................................................................................182

Enabling Route Flap Dampening................................................................................................................................183

Changing BGP Timers...............................................................................................................................................185

Enabling BGP Neighbor Soft-Reconguration.......................................................................................................... 185

Route Map Continue.................................................................................................................................................186

7

Enabling MBGP Congurations....................................................................................................................................... 187

BGP Regular Expression Optimization............................................................................................................................ 188

Debugging BGP.............................................................................................................................................................. 188

Storing Last and Bad PDUs...................................................................................................................................... 189

Capturing PDUs........................................................................................................................................................190

PDU Counters........................................................................................................................................................... 191

Sample Congurations.....................................................................................................................................................191

10 Content Addressable Memory (CAM).........................................................................197

CAM Allocation............................................................................................................................................................... 197

Test CAM Usage.............................................................................................................................................................199

View CAM-ACL Settings................................................................................................................................................ 199

View CAM Usage...........................................................................................................................................................200

Return to the Default CAM Conguration.......................................................................................................................201

CAM Optimization.......................................................................................................................................................... 201

Applications for CAM Proling........................................................................................................................................ 201

LAG HashingLAG Hashing Based on Bidirectional Flow............................................................................................ 201

Unied Forwarding Table (UFT) Modes..........................................................................................................................202

Conguring UFT Modes...........................................................................................................................................202

11 Control Plane Policing (CoPP)....................................................................................204

Z9500 CoPP Implementation.........................................................................................................................................205

Protocol-based Control Plane Policing..................................................................................................................... 206

Queue-based Control Plane Policing........................................................................................................................ 206

CoPP Example............................................................................................................................................................... 207

Congure Control Plane Policing....................................................................................................................................208

Conguring CoPP for Protocols...............................................................................................................................208

Examples of Conguring CoPP for Protocols............................................................................................................210

Conguring CoPP for CPU Queues........................................................................................................................... 211

Examples of Conguring CoPP for CPU Queues...................................................................................................... 212

Displaying CoPP Conguration .................................................................................................................................213

Troubleshooting CoPP Operation....................................................................................................................................215

Enabling CPU Trac Statistics..................................................................................................................................215

Viewing CPU Trac Statistics.................................................................................................................................. 216

Troubleshooting CPU Packet Loss............................................................................................................................ 216

Viewing Per-Protocol CoPP Counters.......................................................................................................................218

Viewing Per-Queue CoPP Counters.........................................................................................................................220

12 Data Center Bridging (DCB)...................................................................................... 222

Ethernet Enhancements in Data Center Bridging........................................................................................................... 222

Priority-Based Flow Control..................................................................................................................................... 223

Enhanced Transmission Selection.............................................................................................................................224

Data Center Bridging Exchange Protocol (DCBx).................................................................................................... 225

Data Center Bridging in a Trac Flow...................................................................................................................... 225

Priority-Based Flow Control........................................................................................................................................... 225

Enhanced Transmission Selection...................................................................................................................................226

8

Data Center Bridging Exchange Protocol (DCBx)...........................................................................................................227

Enabling Data Center Bridging........................................................................................................................................228

DCB Maps and its Attributes....................................................................................................................................228

Data Center Bridging: Default Conguration.................................................................................................................. 229

Conguring Priority-Based Flow Control........................................................................................................................ 229

Conguring Lossless Queues....................................................................................................................................230

Conguring PFC in a DCB Map.......................................................................................................................................231

PFC Conguration Notes..........................................................................................................................................231

PFC Prerequisites and Restrictions.......................................................................................................................... 232

Applying a DCB Map on a Port.......................................................................................................................................233

Conguring PFC without a DCB Map.............................................................................................................................233

Conguring Lossless QueuesExample:......................................................................................................................234

Priority-Based Flow Control Using Dynamic Buer Method...........................................................................................235

Pause and Resume of Trac....................................................................................................................................235

Buer Sizes for Lossless or PFC Packets.................................................................................................................235

Behavior of Tagged Packets...........................................................................................................................................236

Operations on Untagged Packets...................................................................................................................................236

Conguration Example for DSCP and PFC Priorities...................................................................................................... 237

SNMP Support for PFC and Buer Statistics Tracking...................................................................................................237

Generation of PFC for a Priority for Untagged Packets..................................................................................................238

Performing PFC Using DSCP Bits Instead of 802.1p Bits................................................................................................238

PFC and ETS Conguration Examples........................................................................................................................... 239

Using PFC to Manage Converged Ethernet Trac........................................................................................................ 239

Congure Enhanced Transmission Selection.................................................................................................................. 239

ETS Prerequisites and Restrictions...........................................................................................................................239

Creating an ETS Priority Group................................................................................................................................ 239

ETS Operation with DCBx........................................................................................................................................240

Conguring Bandwidth Allocation for DCBx CIN.......................................................................................................241

Hierarchical Scheduling in ETS Output Policies.............................................................................................................. 242

Applying the DCB Policies on Linecard........................................................................................................................... 242

Applying DCB Policies on SFM Ports..............................................................................................................................242

Using ETS to Manage Converged Ethernet Trac.........................................................................................................243

Congure a DCBx Operation.......................................................................................................................................... 243

DCBx Operation....................................................................................................................................................... 243

DCBx Port Roles...................................................................................................................................................... 243

DCB Conguration Exchange...................................................................................................................................245

Conguration Source Election..................................................................................................................................245

Propagation of DCB Information.............................................................................................................................. 246

Auto-Detection and Manual Conguration of the DCBx Version.............................................................................. 246

DCBx Example......................................................................................................................................................... 246

DCBx Prerequisites and Restrictions........................................................................................................................ 247

Conguring DCBx.....................................................................................................................................................247

Verifying the DCB Conguration..................................................................................................................................... 251

QoS dot1p Trac Classication and Queue Assignment.................................................................................................257

Conguring the Dynamic Buer Method........................................................................................................................257

9

Sample DCB Conguration.............................................................................................................................................259

PFC and ETS Conguration Command Examples.................................................................................................... 260

13 Debugging and Diagnostics........................................................................................ 261

Oine Diagnostics.......................................................................................................................................................... 261

Important Points to Remember.................................................................................................................................261

Running Oine Diagnostics...................................................................................................................................... 261

Examples of Running Oine Diagnostics................................................................................................................. 269

TRACE Logs................................................................................................................................................................... 277

Auto Save on Crash or Rollover................................................................................................................................ 277

Last Restart Reason....................................................................................................................................................... 277

System Restart Causes and Reasons....................................................................................................................... 277

show hardware Commands............................................................................................................................................ 277

Environmental Monitoring.............................................................................................................................................. 280

Display Power Supply Status....................................................................................................................................280

Display Fan Status....................................................................................................................................................280

Display Transceiver Type........................................................................................................................................... 281

Recognize an Over-Temperature Condition.............................................................................................................. 282

Troubleshoot an Over-Temperature Condition.......................................................................................................... 283

Troubleshooting Packet Loss..........................................................................................................................................285

Displaying Drop Counters......................................................................................................................................... 285

Displaying Dataplane Statistics................................................................................................................................. 287

Displaying Line Card Counters..................................................................................................................................289

Accessing Application Core Dumps................................................................................................................................ 290

Mini Core Dumps........................................................................................................................................................... 290

Full Kernel Core Dumps...................................................................................................................................................291

Enabling TCP Dumps...................................................................................................................................................... 291

14 Dynamic Host Conguration Protocol (DHCP).......................................................... 292

DHCP Packet Format and Options.................................................................................................................................292

Assign an IP Address using DHCP..................................................................................................................................294

Implementation Information............................................................................................................................................294

Congure the System to be a DHCP Server.................................................................................................................. 295

Conguring the Server for Automatic Address Allocation.........................................................................................295

Specifying a Default Gateway...................................................................................................................................297

Congure a Method of Hostname Resolution...........................................................................................................297

Using DNS for Address Resolution........................................................................................................................... 297

Using NetBIOS WINS for Address Resolution...........................................................................................................297

Creating Manual Binding Entries...............................................................................................................................297

Debugging the DHCP Server................................................................................................................................... 298

Using DHCP Clear Commands.................................................................................................................................298

Congure the System to be a Relay Agent.....................................................................................................................298

Congure the System to be a DHCP Client....................................................................................................................300

DHCP Client on a Management Interface................................................................................................................ 300

DHCP Client Operation with Other Features............................................................................................................300

Congure Secure DHCP................................................................................................................................................. 301

10

Option 82..................................................................................................................................................................301

DHCP Snooping.......................................................................................................................................................302

Conguring the DHCP secondary-subnet................................................................................................................305

Drop DHCP Packets on Snooped VLANs Only.........................................................................................................305

Dynamic ARP Inspection..........................................................................................................................................306

Conguring Dynamic ARP Inspection....................................................................................................................... 307

Source Address Validation.............................................................................................................................................. 307

Enabling IP Source Address Validation......................................................................................................................308

DHCP MAC Source Address Validation.................................................................................................................... 308

Enabling IP+MAC Source Address Validation........................................................................................................... 308

Viewing the Number of SAV Dropped Packets.........................................................................................................309

Clearing the Number of SAV Dropped Packets........................................................................................................ 309

15 Equal Cost Multi-Path (ECMP).................................................................................. 310

ECMP for Flow-Based Anity........................................................................................................................................ 310

Enabling Deterministic ECMP Next Hop................................................................................................................... 310

Conguring the Hash Algorithm Seed.......................................................................................................................310

Link Bundle Monitoring.................................................................................................................................................... 311

Managing ECMP Group Paths...................................................................................................................................311

Creating an ECMP Group Bundle...............................................................................................................................311

Modifying the ECMP Group Threshold..................................................................................................................... 312

RTAG7............................................................................................................................................................................ 312

Flow-based Hashing for ECMP.......................................................................................................................................314

ECMP Support in L3 Host and LPM Tables.................................................................................................................... 316

16 FCoE Transit...............................................................................................................318

Fibre Channel over Ethernet........................................................................................................................................... 318

Ensure Robustness in a Converged Ethernet Network................................................................................................... 318

FIP Snooping on Ethernet Bridges..................................................................................................................................319

Using FIP Snooping.........................................................................................................................................................321

FIP Snooping Prerequisites....................................................................................................................................... 321

Important Points to Remember.................................................................................................................................321

Enabling the FCoE Transit Feature........................................................................................................................... 322

Enable FIP Snooping on VLANs............................................................................................................................... 322

Congure the FC-MAP Value...................................................................................................................................323

Congure a Port for a Bridge-to-Bridge Link............................................................................................................323

Congure a Port for a Bridge-to-FCF Link............................................................................................................... 323

Impact on Other Software Features.........................................................................................................................323

FIP Snooping Restrictions........................................................................................................................................ 324

Conguring FIP Snooping.........................................................................................................................................324

FCoE Transit Conguration Example.............................................................................................................................. 325

Displaying FIP Snooping Information.............................................................................................................................. 326

17 FIPS Cryptography.................................................................................................... 330

Conguration Tasks........................................................................................................................................................330

Preparing the System.....................................................................................................................................................330

11

Enabling FIPS Mode.......................................................................................................................................................330

Generating Host-Keys.....................................................................................................................................................331

Monitoring FIPS Mode Status.........................................................................................................................................331

Disabling FIPS Mode...................................................................................................................................................... 334

18 Flex Hash...................................................................................................................335

Flex Hash Capability Overview....................................................................................................................................... 335

Conguring the Flex Hash Mechanism...........................................................................................................................335

RDMA Over Converged Ethernet (RoCE) Overview......................................................................................................336

Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces............................................................................................. 336

19 Force10 Resilient Ring Protocol (FRRP).................................................................... 338

Protocol Overview......................................................................................................................................................... 338

Ring Status.............................................................................................................................................................. 338

Multiple FRRP Rings................................................................................................................................................ 339

Important FRRP Points............................................................................................................................................ 340

Important FRRP Concepts........................................................................................................................................341

Implementing FRRP....................................................................................................................................................... 342

FRRP Conguration....................................................................................................................................................... 342

Creating the FRRP Group........................................................................................................................................ 342

Conguring the Control VLAN................................................................................................................................. 342

Conguring and Adding the Member VLANs............................................................................................................344

Setting the FRRP Timers......................................................................................................................................... 345

Clearing the FRRP Counters.................................................................................................................................... 345

Viewing the FRRP Conguration..............................................................................................................................345

Viewing the FRRP Information.................................................................................................................................345

Troubleshooting FRRP....................................................................................................................................................346

Conguration Checks...............................................................................................................................................346

Sample Conguration and Topology............................................................................................................................... 346

20 GARP VLAN Registration Protocol (GVRP)...............................................................348

Important Points to Remember...................................................................................................................................... 348

Congure GVRP.............................................................................................................................................................348

Related Conguration Tasks.....................................................................................................................................349

Enabling GVRP Globally................................................................................................................................................. 349

Enabling GVRP on a Layer 2 Interface........................................................................................................................... 350

Congure GVRP Registration.........................................................................................................................................350

Congure a GARP Timer.................................................................................................................................................351

21 Internet Group Management Protocol (IGMP)...........................................................352

IGMP Implementation Information..................................................................................................................................352

IGMP Protocol Overview............................................................................................................................................... 352

IGMP Version 2........................................................................................................................................................ 352

IGMP Version 3........................................................................................................................................................353

Congure IGMP............................................................................................................................................................. 356

Related Conguration Tasks.....................................................................................................................................356

12

Viewing IGMP Enabled Interfaces.................................................................................................................................. 357

Selecting an IGMP Version............................................................................................................................................. 357

Viewing IGMP Groups.................................................................................................................................................... 357

Adjusting Timers............................................................................................................................................................ 358

Adjusting Query and Response Timers.....................................................................................................................358

Adjusting the IGMP Querier Timeout Value..............................................................................................................359

Conguring a Static IGMP Group...................................................................................................................................359

Enabling IGMP Immediate-Leave................................................................................................................................... 359

IGMP Snooping..............................................................................................................................................................360

IGMP Snooping Implementation Information............................................................................................................360

Conguring IGMP Snooping.....................................................................................................................................360

Removing a Group-Port Association........................................................................................................................ 360

Disabling Multicast Flooding......................................................................................................................................361

Specifying a Port as Connected to a Multicast Router..............................................................................................361

Conguring the Switch as Querier............................................................................................................................ 361

Fast Convergence after MSTP Topology Changes.........................................................................................................362

Designating a Multicast Router Interface....................................................................................................................... 362

22 Interfaces..................................................................................................................363

Basic Interface Conguration......................................................................................................................................... 363

Advanced Interface Conguration..................................................................................................................................363

Port Numbering Convention.......................................................................................................................................... 363

Interface Types...............................................................................................................................................................364

View Basic Interface Information....................................................................................................................................364

Resetting an Interface to its Factory Default State........................................................................................................ 366

Enabling a Physical Interface..........................................................................................................................................366

Physical Interfaces......................................................................................................................................................... 367

Port-Pipes................................................................................................................................................................ 367

Network Processing Units (NPUs)...........................................................................................................................367

Conguration Task List for Physical Interfaces......................................................................................................... 367

Overview of Layer Modes........................................................................................................................................368

Conguring Layer 2 (Data Link) Mode..................................................................................................................... 368

Conguring Layer 2 (Interface) Mode...................................................................................................................... 368

Conguring Layer 3 (Network) Mode...................................................................................................................... 369

Conguring Layer 3 (Interface) Mode...................................................................................................................... 369

Egress Interface Selection (EIS).....................................................................................................................................370

Important Points to Remember................................................................................................................................ 370

Conguring EIS........................................................................................................................................................ 370

Management Interfaces.................................................................................................................................................. 371

Conguring Management Interfaces.........................................................................................................................371

Conguring a Management Interface on an Ethernet Port.......................................................................................372

VLAN Interfaces.............................................................................................................................................................373

Loopback Interfaces....................................................................................................................................................... 374

Null Interfaces................................................................................................................................................................ 374

Port Channel Interfaces..................................................................................................................................................374

Port Channel Denition and Standards.....................................................................................................................375

13

Port Channel Benets.............................................................................................................................................. 375

Port Channel Implementation................................................................................................................................... 375

Interfaces in Port Channels...................................................................................................................................... 375

Conguration Tasks for Port Channel Interfaces.......................................................................................................376

Creating a Port Channel........................................................................................................................................... 376

Adding a Physical Interface to a Port Channel..........................................................................................................376

Reassigning an Interface to a New Port Channel......................................................................................................378

Conguring the Minimum Oper Up Links in a Port Channel......................................................................................379

Adding or Removing a Port Channel from a VLAN................................................................................................... 379

Assigning an IP Address to a Port Channel...............................................................................................................380

Deleting or Disabling a Port Channel........................................................................................................................ 380

Load Balancing Through Port Channels....................................................................................................................380

Changing the Hash Algorithm................................................................................................................................... 381

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

Displaying Trac Statistics on HiGig Ports.....................................................................................................................385

Link Bundle Monitoring.................................................................................................................................................. 385

Monitoring HiGig Link Bundles....................................................................................................................................... 385

Guidelines for Monitoring HiGig Link-Bundles ..........................................................................................................386

Enabling HiGig Link-Bundle Monitoring.....................................................................................................................387

Fanning out 40G Ports Dynamically................................................................................................................................387

Splitting QSFP Ports to SFP+ Ports...............................................................................................................................388

Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port................................................................................... 388

Link Dampening............................................................................................................................................................. 390

Important Points to Remember................................................................................................................................390

Enabling Link Dampening......................................................................................................................................... 390

Using Ethernet Pause Frames for Flow Control.............................................................................................................. 391

Enabling Pause Frames............................................................................................................................................ 392

Congure the MTU Size on an Interface........................................................................................................................393

Auto-Negotiation on Ethernet Interfaces....................................................................................................................... 393

Set Auto-Negotiation Options..................................................................................................................................394

View Advanced Interface Information............................................................................................................................ 394

Conguring the Interface Sampling Size.................................................................................................................. 395

Dynamic Counters..........................................................................................................................................................396

Clearing Interface Counters..................................................................................................................................... 396

23 Internet Protocol Security (IPSec)............................................................................ 398

Conguring IPSec ......................................................................................................................................................... 398

24 IPv4 Routing............................................................................................................. 400

IP Addresses.................................................................................................................................................................. 400

14

Implementation Information..................................................................................................................................... 400

Conguration Tasks for IP Addresses.............................................................................................................................400

Assigning IP Addresses to an Interface........................................................................................................................... 401

Conguring Static Routes...............................................................................................................................................401

Congure Static Routes for the Management Interface.................................................................................................402

Enabling Directed Broadcast.......................................................................................................................................... 403

Resolution of Host Names..............................................................................................................................................403

Enabling Dynamic Resolution of Host Names.................................................................................................................403

Specifying the Local System Domain and a List of Domains...........................................................................................404

Conguring DNS with Traceroute.................................................................................................................................. 404

ARP............................................................................................................................................................................... 405

Conguration Tasks for ARP.......................................................................................................................................... 405

Conguring Static ARP Entries...................................................................................................................................... 405

Enabling Proxy ARP....................................................................................................................................................... 406

Clearing ARP Cache.......................................................................................................................................................406

ARP Learning via Gratuitous ARP.................................................................................................................................. 406

Enabling ARP Learning via Gratuitous ARP.....................................................................................................................407

ARP Learning via ARP Request...................................................................................................................................... 407

Conguring ARP Retries................................................................................................................................................ 408

ICMP............................................................................................................................................................................. 408

Conguration Tasks for ICMP........................................................................................................................................ 408

Enabling ICMP Unreachable Messages.......................................................................................................................... 408

UDP Helper....................................................................................................................................................................409

Congure UDP Helper..............................................................................................................................................409

Important Points to Remember................................................................................................................................409

Enabling UDP Helper......................................................................................................................................................409

Conguring a Broadcast Address................................................................................................................................... 409

Congurations Using UDP Helper................................................................................................................................... 410

UDP Helper with Broadcast-All Addresses......................................................................................................................410

UDP Helper with Subnet Broadcast Addresses................................................................................................................411

UDP Helper with Congured Broadcast Addresses..........................................................................................................411

UDP Helper with No Congured Broadcast Addresses................................................................................................... 412

Troubleshooting UDP Helper...........................................................................................................................................412

25 IPv6 Routing..............................................................................................................413

Protocol Overview.......................................................................................................................................................... 413

Extended Address Space.......................................................................................................................................... 413

Stateless Autoconguration...................................................................................................................................... 413

IPv6 Headers............................................................................................................................................................ 414

IPv6 Header Fields....................................................................................................................................................414

Extension Header Fields............................................................................................................................................416

Addressing................................................................................................................................................................ 417

Implementing IPv6 with Dell Networking OS...................................................................................................................418

Longest Prex Match (LPM) Table and IPv6 /65 – /128 support...................................................................................418

ICMPv6.......................................................................................................................................................................... 418

Path MTU Discovery.......................................................................................................................................................418

15

IPv6 Neighbor Discovery................................................................................................................................................ 419

IPv6 Neighbor Discovery of MTU Packets............................................................................................................... 420

Conguration Task List for IPv6 RDNSS.................................................................................................................. 420

Secure Shell (SSH) Over an IPv6 Transport...................................................................................................................422

Conguration Tasks for IPv6.......................................................................................................................................... 422

Adjusting Your CAM-Prole......................................................................................................................................422

Assigning an IPv6 Address to an Interface................................................................................................................423

Assigning a Static IPv6 Route.................................................................................................................................. 423

Conguring Telnet with IPv6.................................................................................................................................... 424

SNMP over IPv6...................................................................................................................................................... 424

Displaying IPv6 Information......................................................................................................................................425

Displaying an IPv6 Interface Information.................................................................................................................. 425

Showing IPv6 Routes...............................................................................................................................................426

Showing the Running-Conguration for an Interface................................................................................................427

Clearing IPv6 Routes................................................................................................................................................ 427

Conguring IPv6 RA Guard............................................................................................................................................ 428

Conguring IPv6 RA Guard on an Interface..............................................................................................................429

Monitoring IPv6 RA Guard....................................................................................................................................... 430

26 iSCSI Optimization.....................................................................................................431

iSCSI Optimization Overview.......................................................................................................................................... 431

Default iSCSI Optimization Values.................................................................................................................................. 432

iSCSI Optimization Prerequisites.................................................................................................................................... 433

Conguring iSCSI Optimization...................................................................................................................................... 433

Displaying iSCSI Optimization Information......................................................................................................................435

Enable and Disable iSCSI Optimization...........................................................................................................................436

Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer................................................................................437

Monitoring iSCSI Trac Flows........................................................................................................................................437

Information Monitored in iSCSI Trac Flows.................................................................................................................. 437

Detection and Auto-Conguration for Dell EqualLogic Arrays.........................................................................................438

Conguring Detection and Ports for Dell Compellent Arrays.......................................................................................... 438

Application of Quality of Service to iSCSI Trac Flows.................................................................................................. 439

27 Intermediate System to Intermediate System............................................................ 440

IS-IS Protocol Overview.................................................................................................................................................440

IS-IS Addressing.............................................................................................................................................................440

Multi-Topology IS-IS........................................................................................................................................................441

Transition Mode........................................................................................................................................................ 441

Interface Support......................................................................................................................................................441

Adjacencies...............................................................................................................................................................441

Graceful Restart.............................................................................................................................................................442

Timers......................................................................................................................................................................442

Implementation Information............................................................................................................................................442

Conguration Information...............................................................................................................................................443

Conguration Tasks for IS-IS....................................................................................................................................443

Conguring the Distance of a Route......................................................................................................................... 451

16

Changing the IS-Type................................................................................................................................................451

Redistributing IPv4 Routes.......................................................................................................................................454

Redistributing IPv6 Routes.......................................................................................................................................454

Conguring Authentication Passwords.....................................................................................................................455

Setting the Overload Bit.......................................................................................................................................... 456

Debugging IS-IS....................................................................................................................................................... 456

IS-IS Metric Styles......................................................................................................................................................... 457

Congure Metric Values................................................................................................................................................. 457

Maximum Values in the Routing Table...................................................................................................................... 458

Change the IS-IS Metric Style in One Level Only..................................................................................................... 458

Leaks from One Level to Another.............................................................................................................................459

Sample Congurations................................................................................................................................................... 460

28 Link Aggregation Control Protocol (LACP)................................................................463

Introduction to Dynamic LAGs and LACP.......................................................................................................................463

Important Points to Remember................................................................................................................................ 463

LACP Modes............................................................................................................................................................464

Conguring LACP Commands..................................................................................................................................464

LACP Conguration Tasks..............................................................................................................................................465

Creating a LAG........................................................................................................................................................ 465

Conguring the LAG Interfaces as Dynamic.............................................................................................................465

Setting the LACP Long Timeout.............................................................................................................................. 466

Monitoring and Debugging LACP.............................................................................................................................466

Shared LAG State Tracking............................................................................................................................................ 467

Conguring Shared LAG State Tracking................................................................................................................... 467

Important Points about Shared LAG State Tracking................................................................................................. 468

LACP Basic Conguration Example................................................................................................................................469

Congure a LAG on ALPHA..................................................................................................................................... 469

29 Layer 2...................................................................................................................... 477

Manage the MAC Address Table.....................................................................................................................................477

Clearing the MAC Address Table.............................................................................................................................. 477

Setting the Aging Time for Dynamic Entries............................................................................................................. 477

Conguring a Static MAC Address........................................................................................................................... 477

Displaying the MAC Address Table........................................................................................................................... 478

MAC Learning Limit........................................................................................................................................................478

Setting the MAC Learning Limit............................................................................................................................... 479

mac learning-limit Dynamic.......................................................................................................................................479

mac learning-limit mac-address-sticky..................................................................................................................... 479

mac learning-limit station-move............................................................................................................................... 479

mac learning-limit no-station-move..........................................................................................................................480

Learning Limit Violation Actions................................................................................................................................480

Setting Station Move Violation Actions.................................................................................................................... 480

Recovering from Learning Limit and Station Move Violations....................................................................................481

NIC Teaming................................................................................................................................................................... 481

Congure Redundant Pairs.............................................................................................................................................482

17

Important Points about Conguring Redundant Pairs...............................................................................................484

Far-End Failure Detection...............................................................................................................................................485

FEFD State Changes................................................................................................................................................486

Conguring FEFD.....................................................................................................................................................486

Enabling FEFD on an Interface................................................................................................................................. 487

Debugging FEFD......................................................................................................................................................488

30 Link Layer Discovery Protocol (LLDP).......................................................................490

802.1AB (LLDP) Overview............................................................................................................................................. 490

Protocol Data Units..................................................................................................................................................490

Optional TLVs................................................................................................................................................................. 491

Management TLVs....................................................................................................................................................491

TIA-1057 (LLDP-MED) Overview................................................................................................................................... 493

TIA Organizationally Specic TLVs........................................................................................................................... 493

Congure LLDP..............................................................................................................................................................497

Related Conguration Tasks..................................................................................................................................... 497

Important Points to Remember................................................................................................................................ 497

LLDP Compatibility...................................................................................................................................................497

CONFIGURATION versus INTERFACE Congurations................................................................................................... 497

Enabling LLDP................................................................................................................................................................498

Disabling and Undoing LLDP.................................................................................................................................... 498

Enabling LLDP on Management Ports............................................................................................................................498

Disabling and Undoing LLDP on Management Ports................................................................................................ 499

Advertising TLVs............................................................................................................................................................ 499

Viewing the LLDP Conguration....................................................................................................................................500

Viewing Information Advertised by Adjacent LLDP Agents............................................................................................. 501

Conguring LLDPDU Intervals....................................................................................................................................... 502

Conguring Transmit and Receive Mode........................................................................................................................502

Conguring the Time to Live Value................................................................................................................................ 503

Debugging LLDP............................................................................................................................................................504

Relevant Management Objects......................................................................................................................................504

31 Microsoft Network Load Balancing.............................................................................510

NLB Unicast and Multicast Modes................................................................................................................................. 510

NLB Unicast Mode Example..................................................................................................................................... 510

NLB Multicast Mode Example.................................................................................................................................. 510

NLB Benets................................................................................................................................................................... 511

NLB Restrictions..............................................................................................................................................................511

NLB VLAN Flooding.........................................................................................................................................................511

Conguring NLB on a Switch..........................................................................................................................................512

32 Multicast Source Discovery Protocol (MSDP)........................................................... 513

Protocol Overview.......................................................................................................................................................... 513

Anycast RP.....................................................................................................................................................................514

Implementation Information............................................................................................................................................ 514

Congure Multicast Source Discovery Protocol.............................................................................................................. 514

18

Related Conguration Tasks......................................................................................................................................515

Enable MSDP..................................................................................................................................................................519

Manage the Source-Active Cache................................................................................................................................. 520

Viewing the Source-Active Cache............................................................................................................................520

Limiting the Source-Active Cache............................................................................................................................520

Clearing the Source-Active Cache............................................................................................................................521

Enabling the Rejected Source-Active Cache.............................................................................................................521

Accept Source-Active Messages that Fail the RFP Check..............................................................................................521

Specifying Source-Active Messages.............................................................................................................................. 525

Limiting the Source-Active Messages from a Peer.........................................................................................................526

Preventing MSDP from Caching a Local Source............................................................................................................ 526

Preventing MSDP from Caching a Remote Source........................................................................................................ 527

Preventing MSDP from Advertising a Local Source........................................................................................................527

Logging Changes in Peership States.............................................................................................................................. 528

Terminating a Peership...................................................................................................................................................528

Clearing Peer Statistics..................................................................................................................................................529

Debugging MSDP.......................................................................................................................................................... 529

MSDP with Anycast RP.................................................................................................................................................530

Conguring Anycast RP..................................................................................................................................................531

Reducing Source-Active Message Flooding............................................................................................................. 532

Specifying the RP Address Used in SA Messages....................................................................................................532

MSDP Sample Congurations........................................................................................................................................532

33 Multiple Spanning Tree Protocol (MSTP).................................................................. 533

Protocol Overview......................................................................................................................................................... 533

Spanning Tree Variations................................................................................................................................................534

Implementation Information......................................................................................................................................534

Congure Multiple Spanning Tree Protocol.................................................................................................................... 534

Related Conguration Tasks.....................................................................................................................................534

Enable Multiple Spanning Tree Globally.......................................................................................................................... 535

Adding and Removing Interfaces....................................................................................................................................535

Creating Multiple Spanning Tree Instances.....................................................................................................................535

Inuencing MSTP Root Selection...................................................................................................................................536

Interoperate with Non-Dell Bridges................................................................................................................................ 536

Changing the Region Name or Revision......................................................................................................................... 537

Modifying Global Parameters..........................................................................................................................................537

Modifying the Interface Parameters...............................................................................................................................538

Conguring an EdgePort................................................................................................................................................539

Flush MAC Addresses after a Topology Change.............................................................................................................540

MSTP Sample Congurations........................................................................................................................................ 540

Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-CongurationSFTOS

Example Running-Conguration...............................................................................................................................540

Debugging and Verifying MSTP Congurations..............................................................................................................542

34 Multicast Features.................................................................................................... 543

Enabling IP Multicast......................................................................................................................................................543

19

Implementation Information............................................................................................................................................543

First Packet Forwarding for Lossless Multicast.............................................................................................................. 544

Multicast Policies........................................................................................................................................................... 544

IPv4 Multicast Policies............................................................................................................................................. 544

35 Open Shortest Path First (OSPFv2 and OSPFv3).....................................................552

Protocol Overview......................................................................................................................................................... 552

Autonomous System (AS) Areas.............................................................................................................................. 552

Area Types............................................................................................................................................................... 553

Networks and Neighbors......................................................................................................................................... 554

Router Types............................................................................................................................................................554

Designated and Backup Designated Routers............................................................................................................556

Link-State Advertisements (LSAs)...........................................................................................................................556

Router Priority and Cost...........................................................................................................................................557

OSPF with Dell Networking OS..................................................................................................................................... 558

Fast Convergence (OSPFv2, IPv4 Only)..................................................................................................................559

Multi-Process OSPFv2 with VRF.............................................................................................................................559

RFC-2328 Compliant OSPF Flooding.......................................................................................................................559

OSPF ACK Packing..................................................................................................................................................560

Setting OSPF Adjacency with Cisco Routers...........................................................................................................560

Conguration Information.............................................................................................................................................. 560

Conguration Task List for OSPFv2 (OSPF for IPv4)............................................................................................... 561

Sample Congurations for OSPFv2...........................................................................................................................571

Conguration Task List for OSPFv3 (OSPF for IPv6).....................................................................................................572

Enabling IPv6 Unicast Routing................................................................................................................................. 573

Applying cost for OSPFv3........................................................................................................................................ 573

Assigning IPv6 Addresses on an Interface................................................................................................................ 573

Assigning Area ID on an Interface............................................................................................................................. 574

Assigning OSPFv3 Process ID and Router ID Globally...............................................................................................574

Conguring Stub Areas............................................................................................................................................ 575

Conguring Passive-Interface.................................................................................................................................. 575

Redistributing Routes...............................................................................................................................................575

Conguring a Default Route..................................................................................................................................... 576

OSPFv3 Authentication Using IPsec........................................................................................................................ 576

Troubleshooting OSPFv3.......................................................................................................................................... 581

36 Pay As You Grow ...................................................................................................... 583

Installing a License......................................................................................................................................................... 583

Displaying License Information....................................................................................................................................... 586

37 PIM Sparse-Mode (PIM-SM)....................................................................................588

Implementation Information........................................................................................................................................... 588

Protocol Overview......................................................................................................................................................... 588

Requesting Multicast Trac.....................................................................................................................................588

Refuse Multicast Trac........................................................................................................................................... 589

Send Multicast Trac.............................................................................................................................................. 589

20

Page is loading ...

Dell Networking Z9500 User guide

Dell Networking Z9500 User guide

Other documents