Command Reference Guide

3Com Router 5000 Family and Router 6000 Family ip-precedence ● 171
Command Reference
ip-precedence
Purpose Use the ip-precedence command to set the precedence of IP packets carried over
PVC.
Use the undo ip-precedence command to delete the precedence configuration
of IP packets carried over PVC.
Syntax ip-precedence { pvc-name [ vpi/vci ] | vpi/vci } { min [ max ] | default
}
undo ip-precedence { pvc-name [ vpi/vci ] | vpi/vci }
Parameters pvc-name
PVC name, whose maximum length is 16 characters
(case insensitive). It should be unique at ATM interface.
And it should not be legal VPI/VCI pair. For example,
"1/20" cannot be a PVC name. The PVC
corresponding to
pvc-name must have already been
created.
vpi/vci
Virtual path identifier and virtual channel identifier pair
used by ATM to identify a PVC. VPI ranges from 0 to
255. VCI ranges from 0 to 2047, with values 0 through
31 being reserved for special use. The PVC specified in
this command must be an existing one.
min
Minimum preference of IP packets carried by the PVC.
max
Maximum preference of IP packets carried by the PVC.
default
Uses the specified PVC as the default PVC.
Example Display how to set an IP packet named "3Com" whose VPI/VCI is 1/32 and the PVC
carrying preference is 0 to 3.
[3Com-atm-pvc-group-Atm1/0/0-1/32-3Com] ip-precedence 3Com 1/32 0 3
View This command can be used in the following views:
■ ATM PVC-Group view
Description Use the ip-precedence command to set the precedence of IP packets carried over
PVC.
Use the
undo ip-precedence command to delete the precedence configuration
of IP packets carried over PVC.
■ If the ip-precedence command is not configured, all IP packets, regardless of
their precedence levels, are transmitted over the primary PVC in the PVC-group.
This primary PVC is the one used when the PVC-group is created.