Avaya P580 - Manual (Page 506)

Chapter 23
23-18 Command Reference Guide for the Avaya P580 and P882 Multiservice Switches, v6.1
The following command sets the priority to 2 for ports 1 through 5 on the
module in slot 3 and for port 1 on the module in slot 6.
(configure)# set port default-priority 3/1-5,6/1 2
Systems
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P550R and P880, 80-series modules only.
■
P580 and P882.