Migrating From Dedicated Mode To Shared Mode; Configuration Guidelines For 12-Port 4-Gbps Switching Module Interfaces - Cisco AP776A - Nexus Converged Network Switch 5020 Configuration Manual

Configuring Module Interface Shared Resources
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m

Migrating from Dedicated Mode to Shared Mode

To configure 48-port and 24-port 4-Gbps Fibre Channel switching modules migrating from dedicated
rate mode to shared rate mode, follow these guidelines:
1.
2.
3.
4.
5.

Configuration Guidelines for 12-Port 4-Gbps Switching Module Interfaces

The 12-port 4-Gbps switching modules support the following features:
•
•
•
•
•
To configure 4-port 10-Gbps switching modules when starting with the default configuration, follow
these guidelines:
1.
2.
3.
Note If you change the port bandwidth reservation parameters on a 48-port or 24-port module, the change
affects only the changed port. No other ports in the port group are affected.
Cisco MDS 9000 Family CLI Configuration Guide
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Take unused interfaces out of service to release resources for other interfaces, if necessary.
See the "Taking Interfaces Out of Service" section on page
Configure the BB_credits and extended BB_credits, as necessary.
See the "BB_Credit Buffers for Switching Modules" section on page
Fabric Switches" section on page
Configure the port mode.
See the "About Interface Modes" section on page
ISL ports cannot operate in shared rate mode.
Note
Configure the rate mode (dedicated or shared) to use.
See the "Configuring Rate Mode" section on page
Configure the traffic speed (1 Gbps, 2 Gbps, 4 Gbps, or autosensing with a maximum of 2 Gbps or
4 Gbps) to use.
See the "Configuring Port Speed" section on page
1-Gbps, 2-Gbps, and 4-Gbps speed traffic
Only dedicated rate mode
ISL (E or TE) and Fx (F or FL) port modes
Extended BB_credits
Performance buffers
Configure the traffic speed (1 Gbps, 2 Gbps, 4 Gbps, or autosensing with a maximum of 2 Gbps or
4 Gbps) to use.
See the "Configuring Port Speed" section on page
Configure the port mode.
See the "About Interface Modes" section on page
Configure the BB_credits, performance buffers, and extended BB_credits, as necessary.
See the "BB_Credit Buffers for Switching Modules" section on page
Fabric Switches" section on page
Chapter 15 Configuring Generation 2 and Generation 3 Switching Modules
15-21, and the "Extended BB_Credits" section on page
13-3.
15-35.
15-33.
15-33.
13-3.
15-21, and the "Extended BB_Credits" section on page
15-47.
15-11, "BB_Credit Buffers for
15-11, "BB_Credit Buffers for
OL-18084-01, Cisco MDS NX-OS Release 4.x
15-22.
15-22.