Dell Force10 Z9000 Administrator Guide

Dell Configuration Guide for the Z9000

System

9.5(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.

intellectual property laws. Dell

™

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.

2014 - 06

Rev. A00

Contents

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

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

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

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

2 Configuration Fundamentals...............................................................................32

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

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

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

The do Command............................................................................................................................... 37

Undoing Commands...........................................................................................................................38

Obtaining Help.................................................................................................................................... 39

Entering and Editing Commands....................................................................................................... 39

Command History.............................................................................................................................. 40

Filtering show Command Outputs.....................................................................................................40

Multiple Users in Configuration Mode............................................................................................... 42

3 Data Center Bridging (DCB).................................................................................43

SNMP Support for PFC and Buffer Statistics Tracking.......................................................................43

4 Getting Started....................................................................................................... 44

Console Access...................................................................................................................................44

Serial Console................................................................................................................................44

Accessing the CLI Interface and Running Scripts Using SSH............................................................45

Z9000 ........................................................................................................................................... 45

Entering CLI commands Using an SSH Connection................................................................... 46

Executing Local CLI Scripts Using an SSH Connection...............................................................46

Default Configuration......................................................................................................................... 47

Configuring a Host Name...................................................................................................................47

Accessing the System Remotely.........................................................................................................47

Accessing the Z-Series and Remotely..........................................................................................47

Configure the Management Port IP Address............................................................................... 48

Configure a Management Route..................................................................................................48

Configuring a Username and Password.......................................................................................48

Configuring the Enable Password......................................................................................................49

Configuration File Management.........................................................................................................49

Copy Files to and from the System.............................................................................................. 49

Save the Running-Configuration..................................................................................................50

Configure the Overload Bit for a Startup Scenario...................................................................... 51

Viewing Files...................................................................................................................................51

Managing the File System................................................................................................................... 52

Enabling Software Features on Devices Using a Command Option................................................ 53

View Command History......................................................................................................................54

Upgrading Dell Networking OS.......................................................................................................... 55

Using HTTP for File Transfers............................................................................................................. 55

Using Hashes to Validate Software Images........................................................................................55

5 Management............................................................................................................ 57

Configuring Privilege Levels................................................................................................................57

Creating a Custom Privilege Level................................................................................................57

Removing a Command from EXEC Mode....................................................................................57

Moving a Command from EXEC Privilege Mode to EXEC Mode................................................ 57

Allowing Access to CONFIGURATION Mode Commands.......................................................... 58

Allowing Access to the Following Modes.................................................................................... 58

Applying a Privilege Level to a Username.................................................................................... 60

Applying a Privilege Level to a Terminal Line...............................................................................60

Configuring Logging...........................................................................................................................60

Audit and Security Logs.................................................................................................................61

Configuring Logging Format ...................................................................................................... 62

Setting Up a Secure Connection to a Syslog Server....................................................................63

Log Messages in the Internal Buffer...................................................................................................64

Configuration Task List for System Log Management................................................................ 64

Disabling System Logging.................................................................................................................. 64

Sending System Messages to a Syslog Server....................................................................................65

Configuring a UNIX System as a Syslog Server............................................................................65

Changing System Logging Settings....................................................................................................65

Display the Logging Buffer and the Logging Configuration............................................................. 66

Configuring a UNIX Logging Facility Level.........................................................................................67

Synchronizing Log Messages............................................................................................................. 68

Enabling Timestamp on Syslog Messages......................................................................................... 68

File Transfer Services.......................................................................................................................... 69

Configuration Task List for File Transfer Services........................................................................69

Enabling the FTP Server................................................................................................................ 69

Configuring FTP Server Parameters............................................................................................. 70

Configuring FTP Client Parameters..............................................................................................70

Terminal Lines......................................................................................................................................71

Denying and Permitting Access to a Terminal Line......................................................................71

Configuring Login Authentication for Terminal Lines..................................................................72

Setting Time Out of EXEC Privilege Mode..........................................................................................73

Using Telnet to get to Another Network Device................................................................................73

Lock CONFIGURATION Mode............................................................................................................74

Viewing the Configuration Lock Status........................................................................................ 74

Recovering from a Forgotten Password on the Z9000 System........................................................75

Recovering from a Forgotten Enable Password on the Z9000.................................................. 76

Recovering from a Failed Start on the Z9000 System.......................................................................77

Restoring the Factory Default Settings...............................................................................................78

Z9000MXL Switch......................................................................................................................... 78

Important Points to Remember....................................................................................................78

6 802.1X........................................................................................................................79

The Port-Authentication Process.......................................................................................................80

EAP over RADIUS...........................................................................................................................82

Configuring 802.1X............................................................................................................................. 82

Related Configuration Tasks.........................................................................................................82

Important Points to Remember..........................................................................................................83

Enabling 802.1X...................................................................................................................................84

Configuring Request Identity Re-Transmissions............................................................................... 85

Configuring a Quiet Period after a Failed Authentication........................................................... 86

Forcibly Authorizing or Unauthorizing a Port.................................................................................... 87

Re-Authenticating a Port....................................................................................................................88

Configuring Timeouts.........................................................................................................................89

Configuring Dynamic VLAN Assignment with Port Authentication..................................................90

Guest and Authentication-Fail VLANs................................................................................................ 91

Configuring a Guest VLAN............................................................................................................92

Configuring an Authentication-Fail VLAN....................................................................................92

7 Access Control Lists (ACLs)..................................................................................94

IP Access Control Lists (ACLs)............................................................................................................ 95

CAM Usage.................................................................................................................................... 95

Implementing ACLs on Dell Networking OS................................................................................97

IP Fragment Handling......................................................................................................................... 98

IP Fragments ACL Examples......................................................................................................... 98

Layer 4 ACL Rules Examples.........................................................................................................99

Configure a Standard IP ACL............................................................................................................100

Configuring a Standard IP ACL Filter.......................................................................................... 101

Configure an Extended IP ACL......................................................................................................... 102

Configuring Filters with a Sequence Number............................................................................102

Configuring Filters Without a Sequence Number......................................................................103

Configure Layer 2 and Layer 3 ACLs................................................................................................104

Assign an IP ACL to an Interface...................................................................................................... 105

Applying an IP ACL............................................................................................................................105

Counting ACL Hits.......................................................................................................................106

Configure Ingress ACLs.................................................................................................................... 106

Configure Egress ACLs......................................................................................................................107

Applying Egress Layer 3 ACLs (Control-Plane).......................................................................... 108

IP Prefix Lists..................................................................................................................................... 108

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

Configuration Task List for Prefix Lists....................................................................................... 109

ACL Resequencing.............................................................................................................................113

Resequencing an ACL or Prefix List............................................................................................ 114

Route Maps........................................................................................................................................ 115

Implementation Information.......................................................................................................115

Important Points to Remember........................................................................................................ 116

Configuration Task List for Route Maps......................................................................................116

Configuring Match Routes.......................................................................................................... 118

Configuring Set Conditions........................................................................................................ 120

Configure a Route Map for Route Redistribution.......................................................................121

Configure a Route Map for Route Tagging................................................................................ 122

Continue Clause..........................................................................................................................122

Logging of ACL Processes................................................................................................................ 122

Guidelines for Configuring ACL Logging......................................................................................... 123

Configuring ACL Logging................................................................................................................. 124

Flow-Based Monitoring Support for ACLs....................................................................................... 125

Behavior of Flow-Based Monitoring...........................................................................................125

Enabling Flow-Based Monitoring..................................................................................................... 127

8 Access Control List (ACL) VLAN Groups and Content Addressable

Memory (CAM).......................................................................................................... 129

Optimizing CAM Utilization During the Attachment of ACLs to VLANs......................................... 129

Guidelines for Configuring ACL VLAN groups.................................................................................130

Configuring ACL VLAN Groups and Configuring FP Blocks for VLAN Parameters.........................131

Configuring ACL VLAN Groups................................................................................................... 131

Configuring FP Blocks for VLAN Parameters............................................................................. 132

Viewing CAM Usage.......................................................................................................................... 133

Allocating FP Blocks for VLAN Processes.........................................................................................134

9 Bidirectional Forwarding Detection (BFD).....................................................136

How BFD Works................................................................................................................................ 136

BFD Packet Format......................................................................................................................137

BFD Sessions................................................................................................................................139

BFD Three-Way Handshake........................................................................................................139

Session State Changes................................................................................................................140

Important Points to Remember........................................................................................................ 141

Configure BFD................................................................................................................................... 141

Configure BFD for Physical Ports............................................................................................... 142

Configure BFD for Static Routes.................................................................................................145

Configure BFD for OSPF..............................................................................................................147

Configure BFD for OSPFv3......................................................................................................... 150

Configure BFD for IS-IS............................................................................................................... 151

Configure BFD for BGP............................................................................................................... 154

Configure BFD for VRRP..............................................................................................................161

Configuring Protocol Liveness................................................................................................... 164

Troubleshooting BFD..................................................................................................................164

10 Border Gateway Protocol IPv4 (BGPv4).......................................................166

Autonomous Systems (AS)................................................................................................................166

Sessions and Peers............................................................................................................................168

Establish a Session.......................................................................................................................169

Route Reflectors................................................................................................................................169

BGP Attributes................................................................................................................................... 170

Best Path Selection Criteria......................................................................................................... 171

Weight.......................................................................................................................................... 173

Local Preference..........................................................................................................................173

Multi-Exit Discriminators (MEDs)................................................................................................ 174

Origin............................................................................................................................................175

AS Path......................................................................................................................................... 176

Next Hop......................................................................................................................................176

Multiprotocol BGP............................................................................................................................. 177

Implement BGP with Dell Networking OS........................................................................................177

Additional Path (Add-Path) Support............................................................................................177

Advertise IGP Cost as MED for Redistributed Routes.................................................................177

Ignore Router-ID for Some Best-Path Calculations..................................................................178

Four-Byte AS Numbers................................................................................................................178

AS4 Number Representation.......................................................................................................179

AS Number Migration..................................................................................................................180

BGP4 Management Information Base (MIB).............................................................................. 182

Important Points to Remember..................................................................................................182

Configuration Information................................................................................................................183

BGP Configuration............................................................................................................................ 183

Enabling BGP...............................................................................................................................184

Configuring AS4 Number Representations................................................................................188

Configuring Peer Groups............................................................................................................190

Configuring BGP Fast Fall-Over..................................................................................................193

Configuring Passive Peering....................................................................................................... 194

Maintaining Existing AS Numbers During an AS Migration........................................................195

Allowing an AS Number to Appear in its Own AS Path..............................................................196

Enabling Graceful Restart............................................................................................................197

Enabling Neighbor Graceful Restart...........................................................................................198

Filtering on an AS-Path Attribute................................................................................................199

Regular Expressions as Filters.................................................................................................... 200

Redistributing Routes..................................................................................................................202

Enabling Additional Paths...........................................................................................................202

Configuring IP Community Lists................................................................................................ 203

Configuring an IP Extended Community List............................................................................ 205

Filtering Routes with Community Lists......................................................................................206

Manipulating the COMMUNITY Attribute.................................................................................. 206

Changing MED Attributes...........................................................................................................208

Changing the LOCAL_PREFERENCE Attribute..........................................................................208

Changing the NEXT_HOP Attribute...........................................................................................209

Changing the WEIGHT Attribute.................................................................................................210

Enabling Multipath...................................................................................................................... 210

Filtering BGP Routes................................................................................................................... 210

Filtering BGP Routes Using Route Maps.....................................................................................212

Filtering BGP Routes Using AS-PATH Information.................................................................... 213

Configuring BGP Route Reflectors.............................................................................................213

Aggregating Routes.....................................................................................................................214

Configuring BGP Confederations...............................................................................................215

Enabling Route Flap Dampening................................................................................................ 215

Changing BGP Timers.................................................................................................................218

Enabling BGP Neighbor Soft-Reconfiguration.......................................................................... 218

Route Map Continue...................................................................................................................220

Enabling MBGP Configurations........................................................................................................220

BGP Regular Expression Optimization............................................................................................. 221

Debugging BGP.................................................................................................................................221

Storing Last and Bad PDUs......................................................................................................... 222

Capturing PDUs...........................................................................................................................223

PDU Counters............................................................................................................................. 224

Sample Configurations..................................................................................................................... 225

11 Content Addressable Memory (CAM).............................................................231

CAM Allocation..................................................................................................................................231

Test CAM Usage................................................................................................................................233

View CAM Profiles.............................................................................................................................234

View CAM-ACL Settings................................................................................................................... 234

View CAM Usage...............................................................................................................................236

CAM Optimization.............................................................................................................................237

Troubleshoot CAM Profiling............................................................................................................. 237

CAM Profile Mismatches.............................................................................................................237

QoS CAM Region Limitation.......................................................................................................237

12 Control Plane Policing (CoPP)........................................................................ 239

Configure Control Plane Policing....................................................................................................240

Configuring CoPP for Protocols.................................................................................................241

Configuring CoPP for CPU Queues...........................................................................................243

CoPP for OSPFv3 Packets.......................................................................................................... 244

Configuring CoPP for OSPFv3....................................................................................................247

Show Commands....................................................................................................................... 248

13 Dynamic Host Configuration Protocol (DHCP)..........................................250

DHCP Packet Format and Options.................................................................................................. 250

Assign an IP Address using DHCP.................................................................................................... 252

Implementation Information............................................................................................................253

Configure the System to be a DHCP Server....................................................................................254

Configuring the Server for Automatic Address Allocation........................................................ 254

Specifying a Default Gateway.....................................................................................................256

Configure a Method of Hostname Resolution.......................................................................... 256

Using DNS for Address Resolution.............................................................................................256

Using NetBIOS WINS for Address Resolution............................................................................ 256

Creating Manual Binding Entries................................................................................................ 257

Debugging the DHCP Server...................................................................................................... 257

Using DHCP Clear Commands...................................................................................................257

Configure the System to be a Relay Agent......................................................................................258

Configure the System to be a DHCP Client.................................................................................... 260

DHCP Client on a Management Interface.................................................................................260

DHCP Client Operation with Other Features.............................................................................261

Configure the System for User Port Stacking (Option 230)............................................................262

Configure Secure DHCP...................................................................................................................262

Option 82.................................................................................................................................... 262

DHCP Snooping..........................................................................................................................263

Drop DHCP Packets on Snooped VLANs Only..........................................................................265

Dynamic ARP Inspection............................................................................................................ 265

Configuring Dynamic ARP Inspection........................................................................................267

Source Address Validation................................................................................................................268

Enabling IP Source Address Validation...................................................................................... 268

DHCP MAC Source Address Validation......................................................................................268

Enabling IP+MAC Source Address Validation............................................................................269

14 Equal Cost Multi-Path (ECMP)........................................................................ 270

ECMP for Flow-Based Affinity.......................................................................................................... 270

Configuring the Hash Algorithm................................................................................................ 270

Enabling Deterministic ECMP Next Hop....................................................................................270

Configuring the Hash Algorithm Seed........................................................................................271

Link Bundle Monitoring..................................................................................................................... 271

Managing ECMP Group Paths.................................................................................................... 272

Creating an ECMP Group Bundle...............................................................................................273

Modifying the ECMP Group Threshold...................................................................................... 273

15 Enabling FIPS Cryptography............................................................................275

Configuration Tasks.......................................................................................................................... 275

Preparing the System........................................................................................................................275

Enabling FIPS Mode.......................................................................................................................... 276

Generating Host-Keys...................................................................................................................... 276

Monitoring FIPS Mode Status............................................................................................................277

Disabling FIPS Mode..........................................................................................................................277

16 Force10 Resilient Ring Protocol (FRRP)........................................................279

Protocol Overview............................................................................................................................ 279

Ring Status.................................................................................................................................. 280

Multiple FRRP Rings.....................................................................................................................281

Important FRRP Points................................................................................................................ 281

Important FRRP Concepts.......................................................................................................... 281

Implementing FRRP.......................................................................................................................... 283

FRRP Configuration.......................................................................................................................... 283

Creating the FRRP Group........................................................................................................... 283

Configuring the Control VLAN...................................................................................................284

Configuring and Adding the Member VLANs.............................................................................285

Setting the FRRP Timers..............................................................................................................287

Clearing the FRRP Counters....................................................................................................... 287

Viewing the FRRP Configuration................................................................................................ 287

Viewing the FRRP Information....................................................................................................287

Troubleshooting FRRP......................................................................................................................288

Configuration Checks.................................................................................................................288

Sample Configuration and Topology.............................................................................................. 288

17 GARP VLAN Registration Protocol (GVRP)...................................................291

Important Points to Remember........................................................................................................291

Configure GVRP................................................................................................................................292

Related Configuration Tasks.......................................................................................................292

Enabling GVRP Globally....................................................................................................................293

Enabling GVRP on a Layer 2 Interface............................................................................................. 293

Configure GVRP Registration........................................................................................................... 293

Configure a GARP Timer.................................................................................................................. 294

18 Internet Group Management Protocol (IGMP)...........................................296

IGMP Implementation Information..................................................................................................296

IGMP Protocol Overview..................................................................................................................296

IGMP Version 2............................................................................................................................296

IGMP Version 3........................................................................................................................... 298

Configure IGMP.................................................................................................................................301

Related Configuration Tasks.......................................................................................................301

Viewing IGMP Enabled Interfaces....................................................................................................302

Selecting an IGMP Version............................................................................................................... 302

Viewing IGMP Groups...................................................................................................................... 303

Adjusting Timers............................................................................................................................... 303

Adjusting Query and Response Timers......................................................................................303

Adjusting the IGMP Querier Timeout Value.............................................................................. 304

Configuring a Static IGMP Group.................................................................................................... 304

Enabling IGMP Immediate-Leave.................................................................................................... 305

IGMP Snooping.................................................................................................................................305

IGMP Snooping Implementation Information...........................................................................305

Configuring IGMP Snooping...................................................................................................... 305

Removing a Group-Port Association.........................................................................................306

Disabling Multicast Flooding...................................................................................................... 306

Specifying a Port as Connected to a Multicast Router..............................................................307

Configuring the Switch as Querier.............................................................................................307

Fast Convergence after MSTP Topology Changes......................................................................... 308

Egress Interface Selection (EIS) for HTTP and IGMP Applications................................................. 308

Protocol Separation....................................................................................................................309

Enabling and Disabling Management Egress Interface Selection.............................................310

Handling of Management Route Configuration.........................................................................311

Handling of Switch-Initiated Traffic............................................................................................311

Handling of Switch-Destined Traffic.......................................................................................... 312

Handling of Transit Traffic (Traffic Separation).......................................................................... 313

Mapping of Management Applications and Traffic Type...........................................................313

Behavior of Various Applications for Switch-Initiated Traffic ...................................................314

Behavior of Various Applications for Switch-Destined Traffic ................................................. 315

Interworking of EIS With Various Applications...........................................................................316

Designating a Multicast Router Interface......................................................................................... 317

19 Interfaces..............................................................................................................318

Basic Interface Configuration...........................................................................................................318

Advanced Interface Configuration................................................................................................... 318

Interface Types..................................................................................................................................319

View Basic Interface Information..................................................................................................... 319

Enabling a Physical Interface............................................................................................................ 321

Physical Interfaces.............................................................................................................................321

Configuration Task List for Physical Interfaces..........................................................................322

Overview of Layer Modes........................................................................................................... 322

Configuring Layer 2 (Data Link) Mode........................................................................................322

Configuring Layer 2 (Interface) Mode........................................................................................ 323

Configuring Layer 3 (Network) Mode.........................................................................................323

Configuring Layer 3 (Interface) Mode........................................................................................ 324

Egress Interface Selection (EIS)........................................................................................................324

Important Points to Remember..................................................................................................325

Configuring EIS............................................................................................................................325

Management Interfaces....................................................................................................................325

Configuring Management Interfaces......................................................................................... 325

Configuring Management Interfaces on the S-Series...............................................................326

VLAN Interfaces.................................................................................................................................327

Loopback Interfaces......................................................................................................................... 328

Null Interfaces...................................................................................................................................328

Port Channel Interfaces....................................................................................................................328

Port Channel Definition and Standards......................................................................................329

Port Channel Benefits.................................................................................................................329

Port Channel Implementation....................................................................................................329

10/100/1000 Mbps Interfaces in Port Channels........................................................................330

Configuration Tasks for Port Channel Interfaces......................................................................330

Creating a Port Channel..............................................................................................................331

Adding a Physical Interface to a Port Channel...........................................................................331

Reassigning an Interface to a New Port Channel......................................................................333

Configuring the Minimum Oper Up Links in a Port Channel....................................................334

..................................................................................................................................................... 334

Assigning an IP Address to a Port Channel................................................................................ 335

Deleting or Disabling a Port Channel.........................................................................................335

Load Balancing Through Port Channels.................................................................................... 335

Load-Balancing on the S- Series................................................................................................336

Changing the Hash Algorithm....................................................................................................336

Bulk Configuration............................................................................................................................338

Interface Range...........................................................................................................................338

Bulk Configuration Examples..................................................................................................... 338

Defining Interface Range Macros.................................................................................................... 340

Define the Interface Range........................................................................................................ 340

Choosing an Interface-Range Macro........................................................................................ 340

Monitoring and Maintaining Interfaces............................................................................................ 341

Maintenance Using TDR............................................................................................................. 342

Splitting QSFP Ports to SFP+ Ports.................................................................................................. 342

Link Dampening................................................................................................................................343

Important Points to Remember................................................................................................. 344

Enabling Link Dampening...........................................................................................................344

Link Bundle Monitoring.................................................................................................................... 345

Using Ethernet Pause Frames for Flow Control.............................................................................. 346

Threshold Settings...................................................................................................................... 346

Enabling Pause Frames............................................................................................................... 347

Configure the MTU Size on an Interface......................................................................................... 348

Port-Pipes......................................................................................................................................... 349

Auto-Negotiation on Ethernet Interfaces........................................................................................349

Setting the Speed and Duplex Mode of Ethernet Interfaces.....................................................349

Set Auto-Negotiation Options....................................................................................................351

View Advanced Interface Information..............................................................................................351

Configuring the Interface Sampling Size................................................................................... 352

Dynamic Counters............................................................................................................................354

Clearing Interface Counters....................................................................................................... 354

Enhanced Validation of Interface Ranges........................................................................................355

20 Internet Protocol Security (IPSec).................................................................356

Configuring IPSec ............................................................................................................................ 357

21 IPv4 Routing........................................................................................................ 358

IP Addresses...................................................................................................................................... 358

Implementation Information......................................................................................................358

Configuration Tasks for IP Addresses.............................................................................................. 358

Assigning IP Addresses to an Interface............................................................................................ 359

Configuring Static Routes................................................................................................................ 360

Configure Static Routes for the Management Interface................................................................. 361

IPv4 Path MTU Discovery Overview.................................................................................................362

Using the Configured Source IP Address in ICMP Messages..........................................................363

Configuring the ICMP Source Interface.....................................................................................363

Configuring the Duration to Establish a TCP Connection..............................................................363

Enabling Directed Broadcast............................................................................................................364

Resolution of Host Names............................................................................................................... 364

Enabling Dynamic Resolution of Host Names................................................................................ 364

Specifying the Local System Domain and a List of Domains..........................................................365

Configuring DNS with Traceroute................................................................................................... 365

ARP.................................................................................................................................................... 366

Configuration Tasks for ARP.............................................................................................................367

Configuring Static ARP Entries......................................................................................................... 367

Enabling Proxy ARP...........................................................................................................................368

Clearing ARP Cache..........................................................................................................................368

ARP Learning via Gratuitous ARP..................................................................................................... 368

Enabling ARP Learning via Gratuitous ARP......................................................................................369

ARP Learning via ARP Request......................................................................................................... 369

Configuring ARP Retries................................................................................................................... 370

ICMP...................................................................................................................................................371

Configuration Tasks for ICMP...........................................................................................................371

Enabling ICMP Unreachable Messages............................................................................................ 371

UDP Helper........................................................................................................................................ 371

Configure UDP Helper.................................................................................................................371

Important Points to Remember..................................................................................................372

Enabling UDP Helper........................................................................................................................ 372

Configuring a Broadcast Address.....................................................................................................372

Configurations Using UDP Helper....................................................................................................373

UDP Helper with Broadcast-All Addresses...................................................................................... 373

UDP Helper with Subnet Broadcast Addresses................................................................................374

UDP Helper with Configured Broadcast Addresses.........................................................................375

UDP Helper with No Configured Broadcast Addresses...................................................................375

Troubleshooting UDP Helper........................................................................................................... 375

22 IPv6 Routing........................................................................................................ 377

Protocol Overview............................................................................................................................ 377

Extended Address Space.............................................................................................................377

Stateless Autoconfiguration........................................................................................................377

IPv6 Headers................................................................................................................................378

IPv6 Header Fields.......................................................................................................................379

Extension Header Fields............................................................................................................. 380

Addressing................................................................................................................................... 381

Implementing IPv6 with Dell Networking OS..................................................................................383

ICMPv6.............................................................................................................................................. 385

Path MTU Discovery......................................................................................................................... 385

IPv6 Neighbor Discovery..................................................................................................................386

IPv6 Neighbor Discovery of MTU Packets................................................................................. 387

Configuration Task List for IPv6 RDNSS...........................................................................................387

Configuring the IPv6 Recursive DNS Server.............................................................................. 387

Debugging IPv6 RDNSS Information Sent to the Host ............................................................ 388

Displaying IPv6 RDNSS Information...........................................................................................389

Secure Shell (SSH) Over an IPv6 Transport..................................................................................... 390

Configuration Tasks for IPv6............................................................................................................390

Adjusting Your CAM-Profile....................................................................................................... 390

Assigning an IPv6 Address to an Interface................................................................................. 391

Assigning a Static IPv6 Route......................................................................................................391

Configuring Telnet with IPv6......................................................................................................392

SNMP over IPv6...........................................................................................................................392

Showing IPv6 Information.......................................................................................................... 393

Showing an IPv6 Interface..........................................................................................................393

Showing IPv6 Routes..................................................................................................................394

Showing the Running-Configuration for an Interface.............................................................. 395

Clearing IPv6 Routes...................................................................................................................396

23 Intermediate System to Intermediate System............................................ 397

IS-IS Protocol Overview................................................................................................................... 397

IS-IS Addressing................................................................................................................................ 397

Multi-Topology IS-IS........................................................................................................................ 398

Transition Mode.......................................................................................................................... 399

Interface Support........................................................................................................................ 399

Adjacencies................................................................................................................................. 399

Graceful Restart................................................................................................................................ 399

Timers......................................................................................................................................... 400

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

Configuration Information............................................................................................................... 401

Configuration Tasks for IS-IS......................................................................................................401

Configuring the Distance of a Route..........................................................................................410

Changing the IS-Type.................................................................................................................410

Redistributing IPv4 Routes..........................................................................................................413

Redistributing IPv6 Routes..........................................................................................................414

Configuring Authentication Passwords......................................................................................415

Setting the Overload Bit..............................................................................................................416

Debugging IS-IS.......................................................................................................................... 416

IS-IS Metric Styles..............................................................................................................................417

Configure Metric Values................................................................................................................... 418

Maximum Values in the Routing Table.......................................................................................418

Change the IS-IS Metric Style in One Level Only...................................................................... 418

Leaks from One Level to Another.............................................................................................. 420

Sample Configurations..................................................................................................................... 421

24 Link Aggregation Control Protocol (LACP).................................................424

Introduction to Dynamic LAGs and LACP....................................................................................... 424

Important Points to Remember................................................................................................. 424

LACP Modes................................................................................................................................ 425

Configuring LACP Commands................................................................................................... 425

LACP Configuration Tasks................................................................................................................426

Creating a LAG............................................................................................................................ 426

Configuring the LAG Interfaces as Dynamic..............................................................................427

Setting the LACP Long Timeout................................................................................................. 427

Monitoring and Debugging LACP.............................................................................................. 428

Shared LAG State Tracking...............................................................................................................428

Configuring Shared LAG State Tracking.................................................................................... 429

Important Points about Shared LAG State Tracking..................................................................430

LACP Basic Configuration Example..................................................................................................431

Configure a LAG on ALPHA........................................................................................................ 431

Setting Up a Threshold for Utilization of High-Gigabit Port Channels.......................................... 438

Guidelines for Monitoring High-Gigabit Port Channels........................................................... 440

Enabling the Verification of Member Links Utilization in a High-Gigabit Port Channel................ 441

Viewing Buffer Utilization and Queue Statistics on High-Gigabit Ethernet Backplane Ports........441

25 Layer 2...................................................................................................................443

Manage the MAC Address Table...................................................................................................... 443

Clearing the MAC Address Table................................................................................................443

Setting the Aging Time for Dynamic Entries..............................................................................443

Configuring a Static MAC Address............................................................................................. 444

Displaying the MAC Address Table............................................................................................ 444

MAC Learning Limit.......................................................................................................................... 444

Setting the MAC Learning Limit..................................................................................................445

mac learning-limit Dynamic.......................................................................................................445

mac learning-limit mac-address-sticky.................................................................................... 446

mac learning-limit station-move...............................................................................................446

mac learning-limit no-station-move.........................................................................................446

Learning Limit Violation Actions.................................................................................................447

Setting Station Move Violation Actions......................................................................................447

Recovering from Learning Limit and Station Move Violations................................................. 448

NIC Teaming.....................................................................................................................................448

Configure Redundant Pairs.............................................................................................................. 449

Important Points about Configuring Redundant Pairs.............................................................. 451

Far-End Failure Detection................................................................................................................ 452

FEFD State Changes....................................................................................................................453

Configuring FEFD........................................................................................................................454

Enabling FEFD on an Interface................................................................................................... 455

Debugging FEFD......................................................................................................................... 456

26 Link Layer Discovery Protocol (LLDP).......................................................... 458

802.1AB (LLDP) Overview.................................................................................................................458

Protocol Data Units.................................................................................................................... 458

Optional TLVs....................................................................................................................................459

Management TLVs...................................................................................................................... 459

TIA-1057 (LLDP-MED) Overview...................................................................................................... 461

TIA Organizationally Specific TLVs.............................................................................................462

Configure LLDP................................................................................................................................ 466

Related Configuration Tasks...................................................................................................... 466

Important Points to Remember................................................................................................. 467

LLDP Compatibility..................................................................................................................... 467

CONFIGURATION versus INTERFACE Configurations....................................................................467

Enabling LLDP...................................................................................................................................468

Disabling and Undoing LLDP......................................................................................................468

Enabling LLDP on Management Ports.............................................................................................468

Disabling and Undoing LLDP on Management Ports................................................................468

Advertising TLVs................................................................................................................................469

Viewing the LLDP Configuration......................................................................................................470

Viewing Information Advertised by Adjacent LLDP Agents............................................................. 471

Configuring LLDPDU Intervals..........................................................................................................472

Configuring Transmit and Receive Mode........................................................................................ 472

Configuring a Time to Live............................................................................................................... 473

Debugging LLDP...............................................................................................................................474

Relevant Management Objects........................................................................................................ 475

27 Microsoft Network Load Balancing...............................................................481

NLB Unicast Mode Scenario.............................................................................................................481

NLB Multicast Mode Scenario..........................................................................................................482

Limitations With Enabling NLB on Switches....................................................................................482

Benefits and Working of Microsoft Clustering................................................................................ 482

Enable and Disable VLAN Flooding .................................................................................................483

Configuring a Switch for NLB ..........................................................................................................483

.....................................................................................................................................................483

28 Multicast Source Discovery Protocol (MSDP)............................................ 484

Protocol Overview............................................................................................................................484

Anycast RP........................................................................................................................................ 486

Implementation Information............................................................................................................486

Configure Multicast Source Discovery Protocol.............................................................................486

Related Configuration Tasks...................................................................................................... 486

Enable MSDP.................................................................................................................................... 490

Manage the Source-Active Cache................................................................................................... 491

Viewing the Source-Active Cache..............................................................................................491

Limiting the Source-Active Cache............................................................................................. 492

Clearing the Source-Active Cache.............................................................................................492

Enabling the Rejected Source-Active Cache.............................................................................492

Accept Source-Active Messages that Fail the RFP Check.............................................................. 492

Specifying Source-Active Messages................................................................................................ 496

Limiting the Source-Active Messages from a Peer......................................................................... 497

Preventing MSDP from Caching a Local Source.............................................................................497

Preventing MSDP from Caching a Remote Source........................................................................ 498

Preventing MSDP from Advertising a Local Source........................................................................ 499

Logging Changes in Peership States............................................................................................... 500

Terminating a Peership.................................................................................................................... 500

Clearing Peer Statistics.....................................................................................................................500

Debugging MSDP..............................................................................................................................501

MSDP with Anycast RP......................................................................................................................501

Configuring Anycast RP....................................................................................................................503

Reducing Source-Active Message Flooding..............................................................................503

Specifying the RP Address Used in SA Messages.......................................................................503

MSDP Sample Configurations..........................................................................................................506

29 Multiple Spanning Tree Protocol (MSTP).................................................... 509

Protocol Overview............................................................................................................................509

Spanning Tree Variations.................................................................................................................. 510

Implementation Information...................................................................................................... 510

Configure Multiple Spanning Tree Protocol.................................................................................... 510

Related Configuration Tasks.......................................................................................................510

Enable Multiple Spanning Tree Globally...........................................................................................511

Adding and Removing Interfaces......................................................................................................511

Creating Multiple Spanning Tree Instances......................................................................................511

Influencing MSTP Root Selection..................................................................................................... 513

Interoperate with Non-Dell Networking OS Bridges.......................................................................513

Changing the Region Name or Revision..........................................................................................514

Modifying Global Parameters........................................................................................................... 514

Modifying the Interface Parameters................................................................................................. 516

Configuring an EdgePort.................................................................................................................. 516

Flush MAC Addresses after a Topology Change..............................................................................517

MSTP Sample Configurations........................................................................................................... 518

Router 1 Running-ConfigurationRouter 2 Running-ConfigurationRouter 3 Running-

ConfigurationSFTOS Example Running-Configuration.............................................................518

Debugging and Verifying MSTP Configurations.............................................................................. 521

30 Multicast Features............................................................................................. 524

Enabling IP Multicast.........................................................................................................................524

Multicast with ECMP.........................................................................................................................524

Implementation Information............................................................................................................525

First Packet Forwarding for Lossless Multicast................................................................................ 526

Multicast Policies.............................................................................................................................. 526

IPv4 Multicast Policies................................................................................................................ 526

31 Open Shortest Path First (OSPFv2 and OSPFv3).........................................534

Protocol Overview............................................................................................................................534

Autonomous System (AS) Areas................................................................................................. 534

Area Types................................................................................................................................... 535

Networks and Neighbors............................................................................................................536

Router Types............................................................................................................................... 536

Designated and Backup Designated Routers............................................................................ 538

Link-State Advertisements (LSAs)...............................................................................................538

Router Priority and Cost.............................................................................................................540

OSPF with Dell Networking OS........................................................................................................540

Graceful Restart...........................................................................................................................541

Fast Convergence (OSPFv2, IPv4 Only)..................................................................................... 542

Multi-Process OSPFv2 (IPv4 only)..............................................................................................542

RFC-2328 Compliant OSPF Flooding........................................................................................ 543

OSPF ACK Packing......................................................................................................................544

Setting OSPF Adjacency with Cisco Routers............................................................................. 544

Configuration Information............................................................................................................... 545

Configuration Task List for OSPFv2 (OSPF for IPv4)..................................................................545

Sample Configurations for OSPFv2................................................................................................. 560

Basic OSPFv2 Router Topology................................................................................................. 560

OSPF Area 0 — Gl 1/1 and 1/2.....................................................................................................561

OSPF Area 0 — Gl 3/1 and 3/2.................................................................................................... 561

OSPF Area 0 — Gl 2/1 and 2/2....................................................................................................562

Configuration Task List for OSPFv3 (OSPF for IPv6)........................................................................562

Enabling IPv6 Unicast Routing................................................................................................... 562

Assigning IPv6 Addresses on an Interface................................................................................. 563

Assigning Area ID on an Interface.............................................................................................. 563

Assigning OSPFv3 Process ID and Router ID Globally.............................................................. 563

Configuring Stub Areas...............................................................................................................564

Configuring Passive-Interface....................................................................................................564

Redistributing Routes..................................................................................................................565

Configuring a Default Route.......................................................................................................565

Enabling OSPFv3 Graceful Restart............................................................................................. 565

OSPFv3 Authentication Using IPsec...........................................................................................568

Troubleshooting OSPFv3............................................................................................................ 575

32 Policy-based Routing (PBR).............................................................................577

Overview............................................................................................................................................577

Implementing Policy-based Routing with Dell Networking OS..................................................... 579

Configuration Task List for Policy-based Routing...........................................................................579

PBR Exceptions (Permit)............................................................................................................. 582

Sample Configuration.......................................................................................................................584

Create the Redirect-List GOLDAssign Redirect-List GOLD to Interface 2/11View

Redirect-List GOLD.....................................................................................................................585

33 PIM Sparse-Mode (PIM-SM).............................................................................587

Implementation Information............................................................................................................587

Protocol Overview............................................................................................................................ 587

Requesting Multicast Traffic....................................................................................................... 587

Refuse Multicast Traffic.............................................................................................................. 588

Send Multicast Traffic................................................................................................................. 588

Configuring PIM-SM.........................................................................................................................589

Related Configuration Tasks...................................................................................................... 589

Enable PIM-SM..................................................................................................................................589

Configuring S,G Expiry Timers......................................................................................................... 590

Configuring a Static Rendezvous Point........................................................................................... 592

Overriding Bootstrap Router Updates........................................................................................592

Configuring a Designated Router.................................................................................................... 592

Creating Multicast Boundaries and Domains.................................................................................. 593

Enabling PIM-SM Graceful Restart...................................................................................................593

34 PIM Source-Specific Mode (PIM-SSM)......................................................... 595

Implementation Information............................................................................................................595

Important Points to Remember..................................................................................................595

Configure PIM-SMM.........................................................................................................................596

Related Configuration Tasks...................................................................................................... 596

Enabling PIM-SSM............................................................................................................................ 596

Use PIM-SSM with IGMP Version 2 Hosts....................................................................................... 596

Configuring PIM-SSM with IGMPv2............................................................................................597

35 Port Monitoring..................................................................................................599

Important Points to Remember....................................................................................................... 599

Port Monitoring................................................................................................................................ 600

Configuring Port Monitoring............................................................................................................602

Enabling Flow-Based Monitoring.................................................................................................... 603

Remote Port Mirroring..................................................................................................................... 604

Remote Port Mirroring Example................................................................................................ 605

Configuring Remote Port Mirroring...........................................................................................605

Displaying Remote-Port Mirroring Configurations................................................................... 607

Configuring the Sample Remote Port Mirroring....................................................................... 608

Configuring the Encapsulated Remote Port Mirroring.................................................................... 611

Configuration steps for ERPM ....................................................................................................611

ERPM Behavior on a typical Dell Networking OS ........................................................................... 613

Page is loading ...

Dell Force10 Z9000 Administrator Guide

Dell Force10 Z9000 Administrator Guide

Related papers

Other documents