3Com Switch 7700 Configuration Manual page 253

Mapping Between 802.1p Priority Levels and Outbound Queues
Table 11
802.1p priority level
7
Mapping Between Local or IP Priority Levels and Outbound Queues
Table 12
Local or IP Priority Level
0
1
2
3
4
5
6
7
Mapping Between DSCP Priority Levels and Outbound Queues
Table 13
DSCP Value
0-7
8-15
16-23
24-31
32-39
40-47
47-55
56-63
Configuring the Mapping List for 802.1p Priority
You cannot modify the mapping between local priority levels and outbound
queues, but you can change the mapping between 802.1p and local priority
levels. Then the mapping between 802.1p priority levels and outbound queues
change.
Perform the following configurations in system view.
Setting Mapping Table
Table 14
Operation
Configure the COS local-precedence
mapping table
Restore the default mapping
By default, the switch selects the default mapping.
Queues
7
Queue
0
1
2
3
4
5
6
7
Name (DSCP value)
be(0)
cs1(8), af1(10)
cs2(16), af2(18)
cs3(24), af3(26)
cs4(32), af4(34)
cs5, ef(46)
cs6(48)
cs7(56)
Command
qos cos-local-precedence-map
cos0-map-local-prec
cos1-map-local-prec
cos2-map-local-prec
cos3-map-local-prec
cos4-map-local-prec
cos5-map-local-prec
cos6-map-local-prec
cos7-map-local-prec
undo qos cos-local-precedence-map
Configuring QoS 245
Queue
0
1
2
3
4
5
6
7