Configuration Guidelines For 48-Port And 24-Port 4-Gbps Fibre Channel Switching Modules; Migrating From Shared Mode To Dedicated Mode; Migrating From Dedicated Mode To Shared Mode - Cisco AP775A - Nexus Converged Network Switch 5010 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
Configuration Guidelines for 48-Port and 24-Port 4-Gbps Fibre Channel
Switching Modules
The 48-port and 24-port 4-Gbps Fibre Channel switching modules support the following features:
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Migrating from Shared Mode to Dedicated Mode

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

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.
Cisco MDS 9000 Family Fabric Manager Configuration Guide
22-30
See the "Configuring Port Speed" section on page
1-Gbps, 2-Gbps, and 4-Gbps speed traffic
Shared and dedicated rate mode
ISL (E or TE) and Fx (F or FL) port modes
Extended BB_credits
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 traffic speed to use (1 Gbps, 2 Gbps, 4 Gbps, or autosensing with a maximum of
2 Gbps or 4 Gbps).
See the "Configuring Port Speed" section on page
Configure the rate mode (dedicated or shared) to use.
See the "Configuring Rate Mode" section on page
Configure the port mode.
See the "About Interface Modes" section on page
Note ISL ports cannot operate in shared rate mode.
Configure the BB_credits and extended BB_credits, as necessary.
See the "Extended BB_Credits" section on page
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.
Chapter 22 Configuring Generation 2 and Generation 3 Switching Modules
22-32.
22-40.
22-32.
22-33.
20-3.
22-23.
22-40.
22-22, and the "Extended BB_Credits" section on page
22-13, "BB_Credit Buffers for
OL-17256-03, Cisco MDS NX-OS Release 4.x
22-23.