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Configure preferred ports
The preferred path feature lets you specify and configure one or more ISL data paths between
multiple directors or switches in a fabric. Each participating director or switch must be configured as
part of a desired path. The following rules apply when configuring a preferred path:
•
The switch domain ID must be set to Insistent. For instructions, refer to
Operating
•
Domain IDs range between 1 through 31.
•
Source and exit port numbers are limited to the range of ports available on the director or switch
(0 through 23).
•
For each source port, only one path is defined to each destination domain ID.
NOTE:
preferred path differs from the current path, if input and output (I/O) is active from the source
port, and if congestions is present on the current path.
To configure one or more preferred paths for the switch:
1.
At the Hardware View, select Configure > Preferred Path. The Configure Preferred Paths dialog
box is displayed
Figure 22
Configure Preferred Paths dialog box
2.
Click Add. The Add Preferred Path dialog box is displayed
Figure 23
Add Preferred Path dialog box
50
Installing and configuring the Edge Switch 2/32
Parameters" on page 42.
Activating a preferred path can result in receipt of out-of- order frames if the
(Figure
22).
"Configure Switch
(Figure
23).
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