Dell PowerSwitch S6000 Quick start guide

Dell Conguration Guide for the S6000 System

9.14.2.2

Notes, cautions, and warnings

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

CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

may be trademarks of their respective owners.

2019 - 07

Rev. A00

Contents

1 About this Guide...........................................................................................................................................37

Audience............................................................................................................................................................................37

Conventions...................................................................................................................................................................... 37

Related Documents..........................................................................................................................................................37

2 Conguration Fundamentals........................................................................................................................ 38

Accessing the Command Line........................................................................................................................................38

CLI Modes.........................................................................................................................................................................38

Navigating CLI Modes...............................................................................................................................................40

The do Command............................................................................................................................................................ 43

Undoing Commands........................................................................................................................................................ 43

Obtaining Help..................................................................................................................................................................44

Entering and Editing Commands....................................................................................................................................44

Command History............................................................................................................................................................45

Filtering show Command Outputs.................................................................................................................................45

Example of the grep Keyword.................................................................................................................................. 45

Multiple Users in Conguration Mode...........................................................................................................................46

Conguring alias command.............................................................................................................................................46

Viewing alias conguration........................................................................................................................................47

3 Getting Started............................................................................................................................................49

Console Access................................................................................................................................................................50

Serial Console.............................................................................................................................................................50

Default Conguration....................................................................................................................................................... 51

Conguring a Host Name................................................................................................................................................ 51

Accessing the System Remotely.................................................................................................................................... 51

Accessing the System Remotely.............................................................................................................................. 51

Congure the Management Port IP Address......................................................................................................... 52

Congure a Management Route..............................................................................................................................52

Conguring a Username and Password..................................................................................................................52

Conguring the Enable Password..................................................................................................................................53

Conguration File Management.....................................................................................................................................54

Copy Files to and from the System......................................................................................................................... 54

Mounting an NFS File System..................................................................................................................................55

Save the Running-Conguration..............................................................................................................................56

Congure the Overload Bit for a Startup Scenario................................................................................................57

Viewing Files............................................................................................................................................................... 57

Managing the File System.............................................................................................................................................. 58

View Command History.................................................................................................................................................. 58

Upgrading Dell EMC Networking OS............................................................................................................................ 60

Using HTTP for File Transfers........................................................................................................................................60

Verify Software Images Before Installation....................................................................................................................61

Contents

3

4 Management................................................................................................................................................63

Conguring Privilege Levels............................................................................................................................................63

Creating a Custom Privilege Level...........................................................................................................................64

Removing a Command from EXEC Mode.............................................................................................................. 64

Moving a Command from EXEC Privilege Mode to EXEC Mode........................................................................64

Allowing Access to CONFIGURATION Mode Commands....................................................................................64

Allowing Access to Dierent Modes........................................................................................................................64

Applying a Privilege Level to a Username............................................................................................................... 66

Applying a Privilege Level to a Terminal Line.......................................................................................................... 66

Conguring Logging........................................................................................................................................................ 66

Audit and Security Logs............................................................................................................................................ 67

Conguring Logging Format ...................................................................................................................................69

Setting Up a Secure Connection to a Syslog Server.............................................................................................69

Log Messages in the Internal Buer..............................................................................................................................70

Conguration Task List for System Log Management.......................................................................................... 70

Disabling System Logging............................................................................................................................................... 70

Sending System Messages to a Syslog Server.............................................................................................................71

Conguring a UNIX System as a Syslog Server......................................................................................................71

Track Login Activity.......................................................................................................................................................... 71

Restrictions for Tracking Login Activity................................................................................................................... 71

Conguring Login Activity Tracking..........................................................................................................................71

Display Login Statistics..............................................................................................................................................72

Limit Concurrent Login Sessions....................................................................................................................................73

Restrictions for Limiting the Number of Concurrent Sessions.............................................................................74

Conguring Concurrent Session Limit.....................................................................................................................74

Enabling the System to Clear Existing Sessions.....................................................................................................74

Enabling Secured CLI Mode........................................................................................................................................... 75

Changing System Logging Settings...............................................................................................................................75

Display the Logging Buer and the Logging Conguration........................................................................................ 76

Conguring a UNIX Logging Facility Level.................................................................................................................... 77

Synchronizing Log Messages......................................................................................................................................... 78

Enabling Timestamp on Syslog Messages.................................................................................................................... 78

File Transfer Services....................................................................................................................................................... 81

Conguration Task List for File Transfer Services...................................................................................................81

Enabling the FTP Server...........................................................................................................................................82

Conguring FTP Server Parameters....................................................................................................................... 82

Conguring FTP Client Parameters.........................................................................................................................82

Terminal Lines...................................................................................................................................................................83

Denying and Permitting Access to a Terminal Line................................................................................................83

Conguring Login Authentication for Terminal Lines.............................................................................................84

Setting Timeout for EXEC Privilege Mode...................................................................................................................85

Using Telnet to get to Another Network Device..........................................................................................................86

Lock CONFIGURATION Mode....................................................................................................................................... 86

Viewing the Conguration Lock Status...................................................................................................................86

Recovering from a Forgotten Password on the S6000.............................................................................................. 87

4

Contents

Recovering from a Forgotten Enable Password...........................................................................................................87

Recovering from a Failed Start on the S6000............................................................................................................. 88

Restoring the Factory Default Settings.........................................................................................................................88

Important Points to Remember................................................................................................................................89

Restoring Factory Default Environment Variables................................................................................................. 89

Viewing the Reason for Last System Reboot.............................................................................................................. 90

Disabling Syslog Messages for SNMP Authentication Failure Events....................................................................... 91

5 802.1X..........................................................................................................................................................92

Port-Authentication Process..........................................................................................................................................94

EAP over RADIUS......................................................................................................................................................94

Conguring 802.1X...........................................................................................................................................................95

Related Conguration Tasks..................................................................................................................................... 95

Important Points to Remember......................................................................................................................................95

Enabling 802.1X................................................................................................................................................................ 96

Conguring dot1x Prole ................................................................................................................................................ 97

Conguring MAC addresses for a do1x Prole.............................................................................................................98

Conguring the Static MAB and MAB Prole .............................................................................................................98

Conguring Critical VLAN ..............................................................................................................................................99

Conguring Request Identity Re-Transmissions......................................................................................................... 100

Conguring a Quiet Period after a Failed Authentication....................................................................................100

Forcibly Authorizing or Unauthorizing a Port...............................................................................................................101

Re-Authenticating a Port...............................................................................................................................................102

Conguring Timeouts.....................................................................................................................................................103

Conguring Dynamic VLAN Assignment with Port Authentication.........................................................................104

Guest and Authentication-Fail VLANs.........................................................................................................................105

Conguring a Guest VLAN......................................................................................................................................105

Conguring an Authentication-Fail VLAN............................................................................................................. 105

6 Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM)...................................107

Optimizing CAM Utilization During the Attachment of ACLs to VLANs................................................................. 107

Guidelines for Conguring ACL VLAN Groups........................................................................................................... 108

Conguring ACL VLAN Groups and Conguring FP Blocks for VLAN Parameters...............................................108

Conguring ACL VLAN Groups.............................................................................................................................. 108

Conguring FP Blocks for VLAN Parameters.......................................................................................................109

Viewing CAM Usage....................................................................................................................................................... 110

Allocating FP Blocks for VLAN Processes....................................................................................................................111

7 Access Control Lists (ACLs)........................................................................................................................113

IP Access Control Lists (ACLs)......................................................................................................................................114

CAM Usage................................................................................................................................................................115

Implementing ACLs on Dell EMC Networking OS................................................................................................ 115

Important Points to Remember..................................................................................................................................... 117

Conguration Task List for Route Maps................................................................................................................. 117

Conguring Match Routes.......................................................................................................................................119

Conguring Set Conditions......................................................................................................................................121

Contents

5

Congure a Route Map for Route Redistribution.................................................................................................122

Congure a Route Map for Route Tagging............................................................................................................122

Continue Clause........................................................................................................................................................123

IP Fragment Handling.....................................................................................................................................................123

IP Fragments ACL Examples...................................................................................................................................123

Layer 4 ACL Rules Examples...................................................................................................................................124

Congure a Standard IP ACL........................................................................................................................................ 124

Conguring a Standard IP ACL Filter..................................................................................................................... 125

Congure an Extended IP ACL..................................................................................................................................... 126

Conguring Filters with a Sequence Number.......................................................................................................126

Conguring Filters Without a Sequence Number.................................................................................................129

Congure Layer 2 and Layer 3 ACLs............................................................................................................................130

Assign an IP ACL to an Interface..................................................................................................................................130

Applying an IP ACL..........................................................................................................................................................131

Counting ACL Hits.....................................................................................................................................................131

Congure Ingress ACLs................................................................................................................................................. 132

Congure Egress ACLs.................................................................................................................................................. 132

Applying Egress Layer 3 ACLs (Control-Plane).................................................................................................... 133

IP Prex Lists.................................................................................................................................................................. 134

Implementation Information.................................................................................................................................... 134

Conguration Task List for Prex Lists.................................................................................................................. 134

ACL Remarks.................................................................................................................................................................. 138

Conguring a Remark.............................................................................................................................................. 138

Deleting a Remark.................................................................................................................................................... 139

ACL Resequencing......................................................................................................................................................... 139

Resequencing an ACL or Prex List.......................................................................................................................140

Route Maps......................................................................................................................................................................141

Implementation Information..................................................................................................................................... 141

Conguring UDF ACL..................................................................................................................................................... 141

Conguring IP Mirror Access Group............................................................................................................................ 144

Sample Conguration...............................................................................................................................................144

Example of viewing IP mirror–access–group applied to an Interface................................................................145

8 Bidirectional Forwarding Detection (BFD).................................................................................................. 146

How BFD Works............................................................................................................................................................. 146

BFD Packet Format..................................................................................................................................................147

BFD Sessions............................................................................................................................................................ 148

BFD Three-Way Handshake.................................................................................................................................... 149

Session State Changes.............................................................................................................................................151

Important Points to Remember.....................................................................................................................................151

Congure BFD................................................................................................................................................................ 152

Congure BFD for Physical Ports...........................................................................................................................152

Congure BFD for Static Routes............................................................................................................................154

Congure BFD for IPv6 Static Routes...................................................................................................................157

Congure BFD for OSPF.........................................................................................................................................160

Congure BFD for OSPFv3.....................................................................................................................................164

6

Contents

Congure BFD for IS-IS...........................................................................................................................................167

Congure BFD for BGP...........................................................................................................................................169

Congure BFD for VRRP.........................................................................................................................................177

Conguring Protocol Liveness................................................................................................................................ 179

9 Border Gateway Protocol (BGP)................................................................................................................ 180

BGP IP version 4 (BGPv4) Overview..........................................................................................................................180

BGP Autonomous Systems.....................................................................................................................................180

AS4 Number Representation.................................................................................................................................. 182

Four-Byte AS Numbers............................................................................................................................................184

BGP router ID............................................................................................................................................................184

Sessions and Peers...................................................................................................................................................184

Establish a Session...................................................................................................................................................185

BGP Attributes for selecting Best Path.................................................................................................................185

Multiprotocol BGP....................................................................................................................................................190

BGP global and address family conguration........................................................................................................ 191

Implement BGP with Dell EMC Networking OS...................................................................................................193

Conguration Information........................................................................................................................................196

Basic BGP conguration tasks..................................................................................................................................... 196

Prerequisite for conguring a BGP network......................................................................................................... 196

Restrictions................................................................................................................................................................197

Enabling BGP............................................................................................................................................................ 197

Enabling four-byte autonomous system numbers................................................................................................199

Changing a BGP router ID...................................................................................................................................... 200

Conguring AS4 Number Representations.......................................................................................................... 200

Conguring a BGP peer..........................................................................................................................................202

Example-Conguring BGP routing between peers............................................................................................. 203

BGP peer group....................................................................................................................................................... 204

Advanced BGP conguration tasks............................................................................................................................. 210

Route-refresh and Soft-reconguration.................................................................................................................211

Aggregating Routes..................................................................................................................................................213

Filtering BGP.............................................................................................................................................................215

Conguring BGP Fast Fall-Over............................................................................................................................ 222

Conguring Passive Peering...................................................................................................................................223

Enabling Graceful Restart.......................................................................................................................................224

Redistributing Routes..............................................................................................................................................225

Enabling Additional Paths....................................................................................................................................... 226

Conguring IP Community Lists.............................................................................................................................227

Conguring an IP Extended Community List....................................................................................................... 228

Congure BGP attributes....................................................................................................................................... 229

Enabling Multipath...................................................................................................................................................233

Route Reectors......................................................................................................................................................234

Enabling Route Flap Dampening............................................................................................................................ 235

Changing BGP keepalive and hold timers............................................................................................................. 237

Setting the extended timer.....................................................................................................................................238

Enabling or disabling BGP neighbors.....................................................................................................................239

Contents

7

Route Map Continue............................................................................................................................................... 240

Conguring BGP Confederations.......................................................................................................................... 240

Conguring a BGP VRF address family................................................................................................................. 241

Maintaining Existing AS Numbers During an AS Migration................................................................................ 242

Allowing an AS Number to Appear in its Own AS Path.......................................................................................243

Enabling MBGP Congurations..............................................................................................................................244

MBGP support for IPv6.......................................................................................................................................... 244

Conguring IPv6 MBGP between peers.............................................................................................................. 245

Example-Conguring IPv4 and IPv6 neighbors................................................................................................... 246

Congure IPv6 NH Automatically for IPv6 Prex Advertised over IPv4 Neighbor......................................... 248

BGP Regular Expression Optimization..................................................................................................................250

Debugging BGP....................................................................................................................................................... 250

10 Content Addressable Memory (CAM).......................................................................................................253

CAM Allocation.............................................................................................................................................................. 253

Test CAM Usage............................................................................................................................................................255

View CAM Proles.........................................................................................................................................................255

View CAM-ACL Settings.............................................................................................................................................. 256

View CAM Usage...........................................................................................................................................................257

Conguring CAM Threshold and Silence Period........................................................................................................258

Setting CAM Threshold and Silence Period......................................................................................................... 258

CAM Optimization......................................................................................................................................................... 259

Troubleshoot CAM Proling..........................................................................................................................................259

QoS CAM Region Limitation...................................................................................................................................259

Syslog Error When the Table is Full....................................................................................................................... 260

Syslog Warning Upon 90 Percent Utilization of CAM.........................................................................................260

Syslog Warning for Discrepancies Between Congured Extended Prexes....................................................260

Unied Forwarding Table (UFT) Modes..................................................................................................................... 260

Conguring UFT Modes......................................................................................................................................... 260

11 Control Plane Policing (CoPP).................................................................................................................. 262

Congure Control Plane Policing................................................................................................................................. 263

Conguring CoPP for Protocols............................................................................................................................ 264

Conguring CoPP for CPU Queues...................................................................................................................... 266

Protocol to CPU Queue Mapping.......................................................................................................................... 267

Conguring Protocol to CPU Queue Mapping.....................................................................................................267

Displaying CoPP Conguration ............................................................................................................................. 268

12 Data Center Bridging (DCB)..................................................................................................................... 270

Ethernet Enhancements in Data Center Bridging......................................................................................................270

Priority-Based Flow Control.................................................................................................................................... 271

Enhanced Transmission Selection..........................................................................................................................272

Data Center Bridging Exchange Protocol (DCBx)...............................................................................................273

Data Center Bridging in a Trac Flow...................................................................................................................274

Enabling Data Center Bridging......................................................................................................................................274

DCB Maps and its Attributes..................................................................................................................................275

8

Contents

Data Center Bridging: Default Conguration..............................................................................................................276

Conguring Priority-Based Flow Control.................................................................................................................... 276

Conguring Lossless Queues........................................................................................................................................277

Conguring PFC in a DCB Map................................................................................................................................... 279

PFC Conguration Notes........................................................................................................................................279

PFC Prerequisites and Restrictions.......................................................................................................................280

Conguring PFC without a DCB Map.........................................................................................................................280

Conguring Lossless QueuesExample:..................................................................................................................280

Priority-Based Flow Control Using Dynamic Buer Method..............................................................................282

Behavior of Tagged Packets.........................................................................................................................................283

Conguration Example for DSCP and PFC Priorities................................................................................................283

SNMP Support for PFC and Buer Statistics Tracking............................................................................................284

Performing PFC Using DSCP Bits Instead of 802.1p Bits.........................................................................................285

PFC and ETS Conguration Examples........................................................................................................................286

Using PFC to Manage Converged Ethernet Trac...................................................................................................286

Operations on Untagged Packets................................................................................................................................286

Generation of PFC for a Priority for Untagged Packets........................................................................................... 287

Congure Enhanced Transmission Selection..............................................................................................................287

ETS Prerequisites and Restrictions........................................................................................................................287

Creating an ETS Priority Group..............................................................................................................................287

ETS Operation with DCBx......................................................................................................................................288

Conguring Bandwidth Allocation for DCBx CIN................................................................................................ 289

Conguring ETS in a DCB Map............................................................................................................................. 290

Hierarchical Scheduling in ETS Output Policies..........................................................................................................291

Using ETS to Manage Converged Ethernet Trac....................................................................................................291

Applying DCB Policies in a Switch Stack.................................................................................................................... 292

Congure a DCBx Operation........................................................................................................................................292

DCBx Operation....................................................................................................................................................... 292

DCBx Port Roles...................................................................................................................................................... 292

DCB Conguration Exchange................................................................................................................................ 294

Conguration Source Election................................................................................................................................294

Propagation of DCB Information........................................................................................................................... 295

Auto-Detection and Manual Conguration of the DCBx Version...................................................................... 295

DCBx Example......................................................................................................................................................... 295

DCBx Prerequisites and Restrictions.....................................................................................................................296

Conguring DCBx....................................................................................................................................................296

Verifying the DCB Conguration................................................................................................................................. 300

QoS dot1p Trac Classication and Queue Assignment..........................................................................................308

Conguring the Dynamic Buer Method................................................................................................................... 309

Sample DCB Conguration........................................................................................................................................... 310

PFC and ETS Conguration Command Examples............................................................................................... 312

13 Dynamic Host Conguration Protocol (DHCP)..........................................................................................313

DHCP Packet Format and Options.............................................................................................................................. 313

Assign an IP Address using DHCP................................................................................................................................315

Implementation Information.......................................................................................................................................... 316

Contents

9

Congure the System to be a DHCP Server.............................................................................................................. 316

Conguring the Server for Automatic Address Allocation...................................................................................317

Specifying a Default Gateway.................................................................................................................................318

Congure a Method of Hostname Resolution...................................................................................................... 319

Using DNS for Address Resolution.........................................................................................................................319

Using NetBIOS WINS for Address Resolution...................................................................................................... 319

Creating Manual Binding Entries............................................................................................................................ 319

Debugging the DHCP Server.................................................................................................................................320

Using DHCP Clear Commands.............................................................................................................................. 320

Congure the System to be a DHCP Client............................................................................................................... 320

Conguring the DHCP Client System....................................................................................................................321

DHCP Client on a Management Interface............................................................................................................ 322

DHCP Client Operation with Other Features.......................................................................................................323

DHCP Relay When DHCP Server and Client are in Dierent VRFs........................................................................ 324

Conguring Route Leaking between VRFs on DHCP Relay Agent................................................................... 324

Non-default VRF conguration for DHCPv6 helper address................................................................................... 325

Conguring DHCP relay source interface...................................................................................................................325

Global DHCP relay source IPv4 or IPv6 conguration ....................................................................................... 325

Interface level DHCP relay source IPv4 or IPv6 conguration ..........................................................................326

Congure the System for User Port Stacking (Option 230)....................................................................................327

Congure Secure DHCP............................................................................................................................................... 327

Option 82 (DHCPv4 relay options)........................................................................................................................328

DHCPv6 relay agent options..................................................................................................................................329

DHCP Snooping.......................................................................................................................................................329

Conguring the DHCP secondary-subnet............................................................................................................334

Drop DHCP Packets on Snooped VLANs Only....................................................................................................334

Dynamic ARP Inspection........................................................................................................................................ 335

Conguring Dynamic ARP Inspection................................................................................................................... 335

Source Address Validation.............................................................................................................................................337

Enabling IP Source Address Validation.................................................................................................................. 337

DHCP MAC Source Address Validation................................................................................................................ 338

Enabling IP+MAC Source Address Validation.......................................................................................................338

Viewing the Number of SAV Dropped Packets....................................................................................................339

Clearing the Number of SAV Dropped Packets................................................................................................... 339

14 Equal Cost Multi-Path (ECMP)................................................................................................................ 340

ECMP for Flow-Based Anity.....................................................................................................................................340

Conguring the Hash Algorithm............................................................................................................................ 340

Enabling Deterministic ECMP Next Hop.............................................................................................................. 340

Conguring the Hash Algorithm Seed................................................................................................................... 341

Link Bundle Monitoring.................................................................................................................................................. 341

Managing ECMP Group Paths...............................................................................................................................342

Creating an ECMP Group Bundle.......................................................................................................................... 342

Modifying the ECMP Group Threshold.................................................................................................................342

Support for /128 IPv6 and /32 IPv4 Prexes in Layer 3 Host Table and LPM Table......................................343

Support for ECMP in host table............................................................................................................................ 344

10

Contents

Support for moving /128 IPv6 Prexes and /32 IPv4 Prexes ........................................................................ 344

RTAG7............................................................................................................................................................................. 344

Flow-based Hashing for ECMP................................................................................................................................... 345

15 FIP Snooping............................................................................................................................................348

Fibre Channel over Ethernet........................................................................................................................................ 348

Ensure Robustness in a Converged Ethernet Network............................................................................................ 348

FIP Snooping on Ethernet Bridges..............................................................................................................................350

FIP Snooping in a Switch Stack...................................................................................................................................352

Using FIP Snooping....................................................................................................................................................... 352

FIP Snooping Prerequisites.....................................................................................................................................352

Important Points to Remember............................................................................................................................. 352

Enabling the FCoE Transit Feature........................................................................................................................353

Enable FIP Snooping on VLANs.............................................................................................................................354

Congure the FC-MAP Value................................................................................................................................ 354

Congure a Port for a Bridge-to-Bridge Link.......................................................................................................354

Congure a Port for a Bridge-to-FCF Link...........................................................................................................354

Impact on Other Software Features..................................................................................................................... 354

FIP Snooping Restrictions...................................................................................................................................... 355

Conguring FIP Snooping.......................................................................................................................................355

Displaying FIP Snooping Information...........................................................................................................................356

FCoE Transit Conguration Example........................................................................................................................... 361

16 Flex Hash and Optimized Boot-Up............................................................................................................363

Flex Hash Capability Overview.....................................................................................................................................363

Conguring the Flex Hash Mechanism.......................................................................................................................363

Conguring Fast Boot and LACP Fast Switchover...................................................................................................364

Optimizing the Boot Time.............................................................................................................................................364

Booting Process When Optimized Boot Time Mechanism is Enabled..............................................................364

Guidelines for Conguring Optimized Booting Mechanism................................................................................365

Interoperation of Applications with Fast Boot and System States..........................................................................366

LACP and IPv4 Routing.......................................................................................................................................... 366

LACP and IPv6 Routing..........................................................................................................................................366

BGP Graceful Restart..............................................................................................................................................367

Cold Boot Caused by Power Cycling the System................................................................................................367

Unexpected Reload of the System........................................................................................................................367

Software Upgrade....................................................................................................................................................367

LACP Fast Switchover............................................................................................................................................367

Changes to BGP Multipath.................................................................................................................................... 368

Delayed Installation of ECMP Routes Into BGP...................................................................................................368

RDMA Over Converged Ethernet (RoCE) Overview............................................................................................... 368

Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces......................................................................................369

17 Force10 Resilient Ring Protocol (FRRP)................................................................................................... 370

Protocol Overview......................................................................................................................................................... 370

Ring Status................................................................................................................................................................ 371

Contents

11

Multiple FRRP Rings................................................................................................................................................ 371

Important FRRP Points........................................................................................................................................... 372

Important FRRP Concepts..................................................................................................................................... 373

Implementing FRRP....................................................................................................................................................... 374

FRRP Conguration.......................................................................................................................................................374

Creating the FRRP Group....................................................................................................................................... 374

Conguring the Control VLAN............................................................................................................................... 374

Conguring and Adding the Member VLANs.......................................................................................................376

Setting the FRRP Timers........................................................................................................................................ 377

Clearing the FRRP Counters.................................................................................................................................. 377

Viewing the FRRP Conguration........................................................................................................................... 377

Viewing the FRRP Information...............................................................................................................................377

Troubleshooting FRRP...................................................................................................................................................378

Conguration Checks.............................................................................................................................................. 378

Sample Conguration and Topology............................................................................................................................ 378

FRRP Support on VLT...................................................................................................................................................379

Example Scenario.................................................................................................................................................... 380

Important Points to Remember.............................................................................................................................. 381

18 GARP VLAN Registration Protocol (GVRP)..............................................................................................382

Important Points to Remember....................................................................................................................................382

Congure GVRP............................................................................................................................................................ 383

Related Conguration Tasks...................................................................................................................................383

Enabling GVRP Globally................................................................................................................................................ 384

Enabling GVRP on a Layer 2 Interface........................................................................................................................384

Congure GVRP Registration...................................................................................................................................... 384

Congure a GARP Timer.............................................................................................................................................. 385

19 Internet Group Management Protocol (IGMP)......................................................................................... 386

IGMP Implementation Information.............................................................................................................................. 386

IGMP Protocol Overview..............................................................................................................................................386

IGMP Version 2........................................................................................................................................................ 386

IGMP Version 3........................................................................................................................................................ 388

Congure IGMP..............................................................................................................................................................391

Related Conguration Tasks....................................................................................................................................391

Viewing IGMP Enabled Interfaces............................................................................................................................... 392

Selecting an IGMP Version...........................................................................................................................................392

Viewing IGMP Groups...................................................................................................................................................393

Viewing IGMP Snooping Groups..................................................................................................................................393

Adjusting Timers............................................................................................................................................................ 393

Adjusting Query and Response Timers................................................................................................................. 393

Enabling IGMP Immediate-Leave.................................................................................................................................394

IGMP Snooping..............................................................................................................................................................395

IGMP Snooping Implementation Information.......................................................................................................395

Conguring IGMP Snooping.................................................................................................................................. 395

Removing a Group-Port Association.....................................................................................................................396

12

Contents

Disabling Multicast Flooding...................................................................................................................................396

Specifying a Port as Connected to a Multicast Router...................................................................................... 396

Conguring the Switch as Querier.........................................................................................................................397

Fast Convergence after MSTP Topology Changes................................................................................................... 397

Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................ 397

Protocol Separation.................................................................................................................................................398

Enabling and Disabling Management Egress Interface Selection...................................................................... 399

Handling of Management Route Conguration...................................................................................................400

Handling of Switch-Initiated Trac.......................................................................................................................400

Handling of Switch-Destined Trac...................................................................................................................... 401

Handling of Transit Trac (Trac Separation).................................................................................................... 402

Mapping of Management Applications and Trac Type.....................................................................................402

Behavior of Various Applications for Switch-Initiated Trac ............................................................................ 403

Behavior of Various Applications for Switch-Destined Trac .......................................................................... 404

Interworking of EIS With Various Applications.....................................................................................................404

Designating a Multicast Router Interface...................................................................................................................405

20 Interfaces................................................................................................................................................ 406

Basic Interface Conguration.......................................................................................................................................406

Advanced Interface Conguration...............................................................................................................................406

Interface Types...............................................................................................................................................................407

View Basic Interface Information................................................................................................................................. 407

Resetting an Interface to its Factory Default State...................................................................................................409

Enabling a Physical Interface........................................................................................................................................ 410

Physical Interfaces......................................................................................................................................................... 410

Conguration Task List for Physical Interfaces.....................................................................................................410

40G to 1G Breakout Cable Adaptor........................................................................................................................410

Overview of Layer Modes........................................................................................................................................411

Conguring Layer 2 (Data Link) Mode.................................................................................................................. 412

Conguring Layer 2 (Interface) Mode................................................................................................................... 412

Conguring Layer 3 (Network) Mode....................................................................................................................412

Conguring Layer 3 (Interface) Mode................................................................................................................... 413

Automatic recovery of an Err-disabled interface........................................................................................................414

Conguring an automatic recovery for an Err-disabled interface.......................................................................414

Egress Interface Selection (EIS)...................................................................................................................................415

Important Points to Remember.............................................................................................................................. 415

Conguring EIS.........................................................................................................................................................415

Management Interfaces.................................................................................................................................................416

Conguring Management Interfaces..................................................................................................................... 416

Conguring a Management Interface on an Ethernet Port.................................................................................417

VLAN Interfaces............................................................................................................................................................. 418

Loopback Interfaces.......................................................................................................................................................419

Null Interfaces.................................................................................................................................................................419

Port Channel Interfaces.................................................................................................................................................419

Port Channel Denition and Standards.................................................................................................................420

Port Channel Benets.............................................................................................................................................420

Contents

13

Port Channel Implementation.................................................................................................................................420

Interfaces in Port Channels.....................................................................................................................................421

Conguration Tasks for Port Channel Interfaces..................................................................................................421

Creating a Port Channel.......................................................................................................................................... 421

Adding a Physical Interface to a Port Channel.....................................................................................................422

Reassigning an Interface to a New Port Channel................................................................................................ 423

Conguring the Minimum Oper Up Links in a Port Channel.............................................................................. 424

Adding or Removing a Port Channel from a VLAN............................................................................................. 424

Assigning an IP Address to a Port Channel.......................................................................................................... 425

Deleting or Disabling a Port Channel.....................................................................................................................426

Load Balancing Through Port Channels................................................................................................................426

Changing the Hash Algorithm................................................................................................................................426

Bulk Conguration..........................................................................................................................................................427

Interface Range........................................................................................................................................................427

Bulk Conguration Examples..................................................................................................................................428

Dening Interface Range Macros................................................................................................................................ 429

Dene the Interface Range.................................................................................................................................... 429

Choosing an Interface-Range Macro.................................................................................................................... 429

Monitoring and Maintaining Interfaces....................................................................................................................... 430

Maintenance Using TDR..........................................................................................................................................431

Non Dell-Qualied Transceivers.................................................................................................................................... 431

Splitting 40G Ports without Reload.............................................................................................................................432

Splitting QSFP Ports to SFP+ Ports........................................................................................................................... 434

Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port..................................................................................434

Important Points to Remember............................................................................................................................. 435

Example Scenarios.................................................................................................................................................. 435

Conguring wavelength for 10–Gigabit SFP+ optics................................................................................................439

Link Dampening..............................................................................................................................................................439

Important Points to Remember............................................................................................................................. 440

Conguration Example of Link Dampening...........................................................................................................440

Enabling Link Dampening........................................................................................................................................442

Link Bundle Monitoring................................................................................................................................................. 443

Using Ethernet Pause Frames for Flow Control........................................................................................................ 444

Enabling Pause Frames........................................................................................................................................... 444

Congure the MTU Size on an Interface....................................................................................................................445

Port-Pipes.......................................................................................................................................................................446

Auto-Negotiation on Ethernet Interfaces...................................................................................................................446

Setting the Speed of Ethernet Interfaces............................................................................................................ 446

Set Auto-Negotiation Options................................................................................................................................447

View Advanced Interface Information.........................................................................................................................448

Conguring the Interface Sampling Size.............................................................................................................. 449

Conguring the Trac Sampling Size Globally.......................................................................................................... 450

Dynamic Counters.......................................................................................................................................................... 451

Clearing Interface Counters.................................................................................................................................... 451

Compressing Conguration Files................................................................................................................................. 452

14

Contents

21 IPv4 Routing............................................................................................................................................ 455

IP Addresses...................................................................................................................................................................456

Implementation Information................................................................................................................................... 456

Conguration Tasks for IP Addresses......................................................................................................................... 456

Assigning IP Addresses to an Interface.......................................................................................................................456

Conguring Static Routes.............................................................................................................................................457

Adding description for IPv4 and IPv6 static routes.............................................................................................458

Congure Static Routes for the Management Interface..........................................................................................459

Using the Congured Source IP Address in ICMP Messages..................................................................................459

Conguring the ICMP Source Interface............................................................................................................... 459

Conguring the Duration to Establish a TCP Connection........................................................................................ 460

Enabling Directed Broadcast........................................................................................................................................ 460

Resolution of Host Names............................................................................................................................................ 461

Enabling Dynamic Resolution of Host Names.............................................................................................................461

Specifying the Local System Domain and a List of Domains.................................................................................... 461

Conguring DNS with Traceroute................................................................................................................................462

ARP................................................................................................................................................................................. 463

Conguration Tasks for ARP........................................................................................................................................ 463

Conguring Static ARP Entries....................................................................................................................................463

Enabling Proxy ARP.......................................................................................................................................................464

Clearing ARP Cache......................................................................................................................................................464

ARP Learning via Gratuitous ARP................................................................................................................................464

Enabling ARP Learning via Gratuitous ARP................................................................................................................464

ARP Learning via ARP Request................................................................................................................................... 465

Conguring ARP Retries...............................................................................................................................................465

ICMP............................................................................................................................................................................... 466

Conguration Tasks for ICMP......................................................................................................................................466

Enabling ICMP Unreachable Messages...................................................................................................................... 466

ICMP Redirects..............................................................................................................................................................466

UDP Helper.....................................................................................................................................................................468

Congure UDP Helper.............................................................................................................................................468

Important Points to Remember............................................................................................................................. 468

Enabling UDP Helper.....................................................................................................................................................468

Conguring a Broadcast Address................................................................................................................................ 468

Congurations Using UDP Helper............................................................................................................................... 469

UDP Helper with Broadcast-All Addresses.................................................................................................................469

UDP Helper with Subnet Broadcast Addresses.........................................................................................................470

UDP Helper with Congured Broadcast Addresses.................................................................................................. 470

UDP Helper with No Congured Broadcast Addresses.............................................................................................471

Troubleshooting UDP Helper.........................................................................................................................................471

22 IPv6 Routing............................................................................................................................................ 472

Protocol Overview......................................................................................................................................................... 472

Extended Address Space........................................................................................................................................473

Stateless Autoconguration....................................................................................................................................473

Contents

15

IPv6 Headers............................................................................................................................................................473

Longest Prex Match (LPM) Table and IPv6 /65 – /128 support....................................................................474

IPv6 Header Fields...................................................................................................................................................475

Extension Header Fields..........................................................................................................................................477

Addressing................................................................................................................................................................ 478

Implementing IPv6 with Dell EMC Networking OS................................................................................................... 479

ICMPv6...........................................................................................................................................................................480

Path MTU discovery...................................................................................................................................................... 481

IPv6 Neighbor Discovery...............................................................................................................................................481

IPv6 Neighbor Discovery of MTU Packets...........................................................................................................482

Conguring the IPv6 Recursive DNS Server....................................................................................................... 482

Debugging IPv6 RDNSS Information Sent to the Host ..................................................................................... 483

Displaying IPv6 RDNSS Information......................................................................................................................483

Secure Shell (SSH) Over an IPv6 Transport.............................................................................................................. 484

Conguration Tasks for IPv6........................................................................................................................................ 484

Adjusting Your CAM-Prole....................................................................................................................................484

Assigning an IPv6 Address to an Interface...........................................................................................................485

Assigning a Static IPv6 Route................................................................................................................................486

Conguring Telnet with IPv6..................................................................................................................................486

SNMP over IPv6...................................................................................................................................................... 487

Displaying IPv6 Information.................................................................................................................................... 487

Displaying an IPv6 Interface Information...............................................................................................................487

Showing IPv6 Routes..............................................................................................................................................488

Showing the Running-Conguration for an Interface.........................................................................................489

Clearing IPv6 Routes...............................................................................................................................................490

Disabling ND Entry Timeout................................................................................................................................... 490

Conguring IPv6 RA Guard...........................................................................................................................................491

Conguring IPv6 RA Guard on an Interface.........................................................................................................492

Monitoring IPv6 RA Guard......................................................................................................................................493

23 iSCSI Optimization...................................................................................................................................494

iSCSI Optimization Overview....................................................................................................................................... 494

Monitoring iSCSI Trac Flows...............................................................................................................................496

Application of Quality of Service to iSCSI Trac Flows..................................................................................... 496

Information Monitored in iSCSI Trac Flows.......................................................................................................496

Detection and Auto-Conguration for Dell EqualLogic Arrays........................................................................... 497

Conguring Detection and Ports for Dell Compellent Arrays............................................................................. 497

Synchronizing iSCSI Sessions Learned on VLT-Lags with VLT-Peer.................................................................498

Enable and Disable iSCSI Optimization................................................................................................................. 498

Default iSCSI Optimization Values...............................................................................................................................499

iSCSI Optimization Prerequisites................................................................................................................................. 499

Conguring iSCSI Optimization................................................................................................................................... 499

Displaying iSCSI Optimization Information.................................................................................................................. 501

24 Intermediate System to Intermediate System.......................................................................................... 503

IS-IS Protocol Overview............................................................................................................................................... 503

16

Contents

IS-IS Addressing.............................................................................................................................................................503

Multi-Topology IS-IS...................................................................................................................................................... 504

Transition Mode....................................................................................................................................................... 504

Interface Support.................................................................................................................................................... 505

Adjacencies.............................................................................................................................................................. 505

Graceful Restart............................................................................................................................................................ 505

Timers....................................................................................................................................................................... 505

Implementation Information......................................................................................................................................... 505

Conguration Information.............................................................................................................................................506

Conguration Tasks for IS-IS..................................................................................................................................507

Conguring the Distance of a Route......................................................................................................................514

Changing the IS-Type...............................................................................................................................................515

Redistributing IPv4 Routes......................................................................................................................................517

Redistributing IPv6 Routes......................................................................................................................................518

Conguring Authentication Passwords..................................................................................................................519

Setting the Overload Bit..........................................................................................................................................519

Debugging IS-IS....................................................................................................................................................... 520

IS-IS Metric Styles..........................................................................................................................................................521

Congure Metric Values................................................................................................................................................ 521

Maximum Values in the Routing Table................................................................................................................... 521

Change the IS-IS Metric Style in One Level Only.................................................................................................521

Leaks from One Level to Another..........................................................................................................................523

Sample Congurations.................................................................................................................................................. 524

25 In-Service Software Upgrade.................................................................................................................. 526

ISSU Introduction...........................................................................................................................................................526

Warmboot Limitations.............................................................................................................................................526

Fastboot 2.0 (Zero Loss Upgrade).............................................................................................................................. 526

L2 ISSU........................................................................................................................................................................... 527

L3 ISSU........................................................................................................................................................................... 527

CoPP............................................................................................................................................................................... 528

Mirroring ow control packets..................................................................................................................................... 528

PFC..................................................................................................................................................................................528

QoS..................................................................................................................................................................................528

Tunnel Conguration..................................................................................................................................................... 528

26 Link Aggregation Control Protocol (LACP).............................................................................................. 530

Introduction to Dynamic LAGs and LACP.................................................................................................................. 530

Important Points to Remember............................................................................................................................. 530

LACP Modes.............................................................................................................................................................531

Conguring LACP Commands................................................................................................................................531

LACP Conguration Tasks............................................................................................................................................532

Creating a LAG.........................................................................................................................................................532

Conguring the LAG Interfaces as Dynamic........................................................................................................532

Setting the LACP Long Timeout............................................................................................................................533

Monitoring and Debugging LACP..........................................................................................................................533

Contents

17

Shared LAG State Tracking.......................................................................................................................................... 534

Conguring Shared LAG State Tracking...............................................................................................................534

Important Points about Shared LAG State Tracking...........................................................................................536

LACP Basic Conguration Example............................................................................................................................ 536

Congure a LAG on ALPHA................................................................................................................................... 536

27 Layer 2.....................................................................................................................................................545

Manage the MAC Address Table................................................................................................................................. 545

Clearing the MAC Address Table...........................................................................................................................545

Setting the Aging Time for Dynamic Entries........................................................................................................545

Conguring a Static MAC Address........................................................................................................................546

Displaying the MAC Address Table........................................................................................................................546

MAC Learning Limit.......................................................................................................................................................546

Setting the MAC Learning Limit.............................................................................................................................547

mac learning-limit Dynamic.....................................................................................................................................547

mac learning-limit mac-address-sticky................................................................................................................. 547

mac learning-limit station-move............................................................................................................................ 548

mac learning-limit no-station-move...................................................................................................................... 548

Learning Limit Violation Actions.............................................................................................................................548

Setting Station Move Violation Actions................................................................................................................ 549

Recovering from Learning Limit and Station Move Violations........................................................................... 549

Disabling MAC Address Learning on the System................................................................................................ 550

Enabling port security............................................................................................................................................. 550

NIC Teaming...................................................................................................................................................................550

Congure Redundant Pairs........................................................................................................................................... 551

Important Points about Conguring Redundant Pairs........................................................................................ 553

Far-End Failure Detection.............................................................................................................................................554

FEFD State Changes.............................................................................................................................................. 555

Conguring FEFD....................................................................................................................................................556

Enabling FEFD on an Interface.............................................................................................................................. 556

Debugging FEFD......................................................................................................................................................557

28 Link Layer Discovery Protocol (LLDP)..................................................................................................... 559

802.1AB (LLDP) Overview........................................................................................................................................... 559

Protocol Data Units................................................................................................................................................. 559

Optional TLVs.................................................................................................................................................................560

Management TLVs.................................................................................................................................................. 560

TIA-1057 (LLDP-MED) Overview................................................................................................................................ 562

TIA Organizationally Specic TLVs........................................................................................................................ 562

Congure LLDP............................................................................................................................................................. 566

Related Conguration Tasks...................................................................................................................................566

Important Points to Remember............................................................................................................................. 566

LLDP Compatibility.................................................................................................................................................. 567

CONFIGURATION versus INTERFACE Congurations............................................................................................ 567

Enabling LLDP................................................................................................................................................................567

Disabling and Undoing LLDP..................................................................................................................................568

18

Contents

Enabling LLDP on Management Ports........................................................................................................................568

Disabling and Undoing LLDP on Management Ports..........................................................................................568

Advertising TLVs............................................................................................................................................................568

Storing and Viewing Unrecognized LLDP TLVs......................................................................................................... 570

Reserved Unrecognized LLDP TLVs..................................................................................................................... 570

Organizational Specic Unrecognized LLDP TLVs.............................................................................................. 570

Viewing Unrecognized LLDP TLVs........................................................................................................................ 570

Viewing the LLDP Conguration.................................................................................................................................. 571

Viewing Information Advertised by Adjacent LLDP Neighbors.................................................................................571

Examples of Viewing Information Advertised by Neighbors............................................................................... 571

Conguring LLDPDU Intervals......................................................................................................................................574

Conguring LLDP Notication Interval....................................................................................................................... 575

Conguring Transmit and Receive Mode....................................................................................................................575

Conguring the Time to Live Value..............................................................................................................................576

Debugging LLDP............................................................................................................................................................ 576

Relevant Management Objects....................................................................................................................................577

29 Microsoft Network Load Balancing.......................................................................................................... 583

NLB Unicast Mode Scenario........................................................................................................................................583

NLB Multicast Mode Scenario.....................................................................................................................................583

Limitations of the NLB Feature....................................................................................................................................584

Microsoft Clustering......................................................................................................................................................584

Enable and Disable VLAN Flooding ............................................................................................................................ 584

Conguring a Switch for NLB .....................................................................................................................................584

Enabling a Switch for Multicast NLB.................................................................................................................... 585

30 Multicast Source Discovery Protocol (MSDP).........................................................................................586

Protocol Overview.........................................................................................................................................................586

Anycast RP..................................................................................................................................................................... 587

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

Congure Multicast Source Discovery Protocol........................................................................................................588

Related Conguration Tasks...................................................................................................................................588

Enable MSDP................................................................................................................................................................. 592

Manage the Source-Active Cache.............................................................................................................................. 593

Viewing the Source-Active Cache.........................................................................................................................593

Limiting the Source-Active Cache.........................................................................................................................593

Clearing the Source-Active Cache........................................................................................................................ 594

Enabling the Rejected Source-Active Cache....................................................................................................... 594

Accept Source-Active Messages that Fail the RFP Check......................................................................................594

Specifying Source-Active Messages...........................................................................................................................597

Limiting the Source-Active Messages from a Peer...................................................................................................598

Preventing MSDP from Caching a Local Source.......................................................................................................598

Preventing MSDP from Caching a Remote Source.................................................................................................. 599

Preventing MSDP from Advertising a Local Source................................................................................................. 599

Logging Changes in Peership States...........................................................................................................................600

Terminating a Peership..................................................................................................................................................600

Contents

19

Clearing Peer Statistics................................................................................................................................................. 601

Debugging MSDP...........................................................................................................................................................601

MSDP with Anycast RP................................................................................................................................................602

Conguring Anycast RP................................................................................................................................................603

Reducing Source-Active Message Flooding........................................................................................................ 604

Specifying the RP Address Used in SA Messages..............................................................................................604

MSDP Sample Congurations..................................................................................................................................... 606

31 Multiple Spanning Tree Protocol (MSTP)................................................................................................. 609

Protocol Overview.........................................................................................................................................................609

Spanning Tree Variations............................................................................................................................................... 610

Implementation Information.................................................................................................................................... 610

Congure Multiple Spanning Tree Protocol.................................................................................................................610

Related Conguration Tasks.................................................................................................................................... 611

Enable Multiple Spanning Tree Globally........................................................................................................................611

Adding and Removing Interfaces.................................................................................................................................. 611

Creating Multiple Spanning Tree Instances.................................................................................................................612

Inuencing MSTP Root Selection................................................................................................................................ 613

Interoperate with Non-Dell Bridges..............................................................................................................................613

Changing the Region Name or Revision......................................................................................................................614

Modifying Global Parameters........................................................................................................................................614

Modifying the Interface Parameters............................................................................................................................ 615

Setting STP path cost as constant..............................................................................................................................616

Conguring an EdgePort............................................................................................................................................... 617

Flush MAC Addresses after a Topology Change........................................................................................................ 617

MSTP Sample Congurations.......................................................................................................................................618

Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-

CongurationSFTOS Example Running-Conguration........................................................................................618

Debugging and Verifying MSTP Congurations......................................................................................................... 621

32 Multicast Features................................................................................................................................... 623

Enabling IP Multicast.....................................................................................................................................................623

Implementation Information..........................................................................................................................................623

Multicast Policies........................................................................................................................................................... 624

IPv4 Multicast Policies............................................................................................................................................ 624

Understanding Multicast Traceroute (mtrace)........................................................................................................... 631

Important Points to Remember............................................................................................................................. 632

Printing Multicast Traceroute (mtrace) Paths........................................................................................................... 632

Supported Error Codes................................................................................................................................................. 633

mtrace Scenarios...........................................................................................................................................................634

33 Object Tracking....................................................................................................................................... 640

Object Tracking Overview............................................................................................................................................ 640

Track Layer 2 Interfaces.......................................................................................................................................... 641

Track Layer 3 Interfaces.......................................................................................................................................... 641

Track IPv4 and IPv6 Routes................................................................................................................................... 642

20

Contents

Page is loading ...

Dell PowerSwitch S6000 Quick start guide

Dell PowerSwitch S6000 Quick start guide

Other documents