Brocade Fabric OS Administrator's Guide - Supporting Fabric OS v7.0.1 (53-1002446-01, March 2012)

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Chapter 21 Optimizing Fabric Behavior
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 417
Adaptive Networking overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 417
Ingress Rate Limiting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .418
Limiting traffic from a particular device . . . . . . . . . . . . . . . . . .419
Disabling ingress rate limiting. . . . . . . . . . . . . . . . . . . . . . . . . .419
QoS: SID/DID traffic prioritization . . . . . . . . . . . . . . . . . . . . . . . . . .419
License requirements for SID/DID prioritization . . . . . . . . . . .420
CS_CTL-based frame prioritization. . . . . . . . . . . . . . . . . . . . . . . . . .420
Supported configurations for CS_CTL-based frame
prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .421
High availability considerations for CS_CTL-based frame
prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .421
Enabling CS_CTL-based frame prioritization . . . . . . . . . . . . . . . . . .421
Disabling CS_CTL-based frame prioritization . . . . . . . . . . . . . . . . .421
QoS zone-based traffic prioritization . . . . . . . . . . . . . . . . . . . . . . . .421
Trunking considerations before you install the Adaptive
Networking license. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .422
Manually disabling QoS on trunked ports . . . . . . . . . . . . . . . .422
QoS zones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .424
QoS on E_Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .425
QoS over FC routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .426
Virtual Fabrics considerations for QoS zone-based traffic
prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .427
High availability considerations for QoS zone-based traffic
prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .428
Supported configurations for QoS zone-based traffic
prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .428
Limitations and restrictions for QoS zone-based traffic
prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .428
Setting QoS zone-based traffic prioritization. . . . . . . . . . . . . . . . . .429
Setting QoS zone-based traffic prioritization over FC routers . . . .431
Disabling QoS zone-based traffic prioritization. . . . . . . . . . . . . . . .431
Chapter 22 Managing Trunking Connections
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .433
Trunking overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .433
Types of trunking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .434
Masterless trunking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .434
License requirements for trunking . . . . . . . . . . . . . . . . . . . . . .435
Port groups for trunking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .435
Requirements for trunk groups . . . . . . . . . . . . . . . . . . . . . . . . . . . .435
Supported configurations for trunking . . . . . . . . . . . . . . . . . . . . . .436
High availability support for trunking . . . . . . . . . . . . . . . . . . . .436