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IBM RackSwitch G8000 User Manual

IBM RackSwitch G8000
362 pages
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© Copyright IBM Corp. 2011 Contents 13
Active MultiPath Protocol . . . . . . . . . . . . . . . . . . . . . 288
Health Checks . . . . . . . . . . . . . . . . . . . . . . . .289
FDB Flush . . . . . . . . . . . . . . . . . . . . . . . . .289
Configuration Guidelines . . . . . . . . . . . . . . . . . . . . 289
Configuration Example . . . . . . . . . . . . . . . . . . . . .290
Stacking for High Availability Topologies . . . . . . . . . . . . . . .291
Chapter 24. Layer 2 Failover . . . . . . . . . . . . . . . . . . . 293
Monitoring Trunk Links . . . . . . . . . . . . . . . . . . . . . . 293
Setting the Failover Limit . . . . . . . . . . . . . . . . . . . . . 293
Manually Monitoring Port Links . . . . . . . . . . . . . . . . . . .294
L2 Failover with Other Features . . . . . . . . . . . . . . . . . . . 294
LACP . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
Spanning Tree Protocol . . . . . . . . . . . . . . . . . . . . 295
Configuration Guidelines . . . . . . . . . . . . . . . . . . . . . 295
Configuring Layer 2 Failover . . . . . . . . . . . . . . . . . . . .295
Chapter 25. Virtual Router Redundancy Protocol . . . . . . . . . . . 297
VRRP Overview . . . . . . . . . . . . . . . . . . . . . . . . .298
VRRP Components . . . . . . . . . . . . . . . . . . . . . .298
VRRP Operation . . . . . . . . . . . . . . . . . . . . . . . 299
Selecting the Master VRRP Router . . . . . . . . . . . . . . . .300
Failover Methods . . . . . . . . . . . . . . . . . . . . . . . . 300
Active-Active Redundancy . . . . . . . . . . . . . . . . . . .301
Virtual Router Group . . . . . . . . . . . . . . . . . . . . .301
IBM N/OS Extensions to VRRP . . . . . . . . . . . . . . . . . . .302
Virtual Router Deployment Considerations. . . . . . . . . . . . . . .303
High Availability Configurations . . . . . . . . . . . . . . . . . . . 304
VRRP High-Availability Using Multiple VIRs . . . . . . . . . . . . 304
VRRP High-Availability Using VLAGs . . . . . . . . . . . . . . . 307
Part 7: Network Management . . . . . . . . . . . . . . . . . . . 309
Chapter 26. Link Layer Discovery Protocol . . . . . . . . . . . . . 311
LLDP Overview . . . . . . . . . . . . . . . . . . . . . . . . .311
Enabling or Disabling LLDP . . . . . . . . . . . . . . . . . . . . 311
Global LLDP Setting. . . . . . . . . . . . . . . . . . . . . . 311
Transmit and Receive Control . . . . . . . . . . . . . . . . . .312
LLDP Transmit Features. . . . . . . . . . . . . . . . . . . . . . 312
Scheduled Interval . . . . . . . . . . . . . . . . . . . . . .312
Minimum Interval . . . . . . . . . . . . . . . . . . . . . . . 312
Time-to-Live for Transmitted Information . . . . . . . . . . . . . . 313
Trap Notifications . . . . . . . . . . . . . . . . . . . . . . . 313
Changing the LLDP Transmit State . . . . . . . . . . . . . . . .314
Types of Information Transmitted. . . . . . . . . . . . . . . . .314
LLDP Receive Features . . . . . . . . . . . . . . . . . . . . . .315
Types of Information Received. . . . . . . . . . . . . . . . . . 315
Viewing Remote Device Information . . . . . . . . . . . . . . .315
Time-to-Live for Received Information . . . . . . . . . . . . . . .317
LLDP Example Configuration . . . . . . . . . . . . . . . . . . . . 317

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IBM RackSwitch G8000 Specifications

General IconGeneral
BrandIBM
ModelRackSwitch G8000
CategoryNetwork Router
LanguageEnglish

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