Operational Considerations When Removing Crossbars; Gracefully Shutting Down A Crossbar - Cisco AP775A - Nexus Converged Network Switch 5010 Configuration Manual

Chapter 18 Managing System Hardware
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

Operational Considerations When Removing Crossbars

You can mix and match Generation 1 and Generation 2 hardware on the Cisco MDS 9500 Series
Directors running Cisco MDS SAN-OS 3.0(1) or later without compromising the integrity and
availability of your SANs based on Cisco MDS 9500 Series Directors.
To realize these benefits, you must consider the following operational requirements when removing
crossbars for maintenance activities:
•
•

Gracefully Shutting Down a Crossbar

You must perform a graceful shutdown of a crossbar (integrated or external) before removing it from the
MDS 9500 Series Director.
To perform a graceful shutdown of external crossbar switching modules in a Cisco MDS 9513 Director
using Device Manager, follow these steps:
Step 1 Right-click the supervisor module. Crossbars are indicated with a green X (see
You see the context menu for the supervisor module.
Figure 18-5
Select Out of Service to gracefully shut down the integrated crossbar.
Step 2
Note
OL-17256-03, Cisco MDS NX-OS Release 4.x
Gracefully Shutting Down a Crossbar, page 18-9
Backward Compatibility for Generation 1 Modules in Cisco MDS 9513 Directors, page 18-10
Shutting Down a Crossbar
To reactivate the integrated crossbar, you must remove and reinsert or replace the Supervisor-1
or Supervisor-2 module.
Cisco MDS 9000 Family Fabric Manager Configuration Guide
About Crossbar Management
Figure 18-5).
18-9