Fabric OS Administrator’s Guide 233
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Changing the context to a different logical fabric 10
XISL use is not supported for the following cases:
FICON logical fabrics.
Logical switches in an edge fabric connected to an FC router.
If the logical switch is enabled, you cannot allow XISL use. If the logical switch is disabled or
has not yet joined the edge fabric, you can allow XISL use; however, fabric segmentation occurs
when the logical switch is enabled or is connected to an edge fabric.
Logical switches configured for McDATA Fabric mode (InteropMode 2) or McDATA Open Fabric
mode (InteropMode 3)
1. Connect to the physical chassis and log in using an account assigned to the admin role.
2. Set the context to the logical switch you want to manage, if you are not already in that context.
setcontext fabricID
where fabricID is the fabric ID of the logical switch you want to switch to and manage.
3. Enter the switchShow command and check the value of the Allow XISL Use parameter.
4. Disable the logical switch.
switchdisable
5. Enter the following command:
configure
6. Enter y after the Fabric Parameters prompt:
Fabric parameters (yes, y, no, n): [no] y
7. Enter y at the Allow XISL Use prompt to allow XISL use; enter n at the prompt to disallow XISL
use:
Allow XISL Use (yes, y, no, n): y
8. Respond to the remaining prompts or press Ctrl-d to accept the other settings and exit.
9. Enable the logical switch.
switchenable

Changing the context to a different logical fabric

You can change the context to a different logical fabric. Your user account must have permission to
access the logical fabric.
1. Connect to the physical chassis and log in using an account assigned to the admin role.
2. Enter the following command to switch to a different logical switch in the chassis:
setcontext fabricID
where fabricID is the fabric ID of the logical switch you want to switch to and manage.
Example
In this example, notice that the prompt changes when you change to a different logical fabric.
sw0:FID128:admin> setcontext 4
switch_4:FID4:admin>