3Com 10014298 manual Mapping Between Dscp Priority Levels and Outbound Queues

Configuring QoS 163

Table 171 Mapping Between 802.1p Priority Levels and Outbound Queues

802.1p priority level	Queues
7	7

Table 172 Mapping Between Local or IP Priority Levels and Outbound Queues

Local or IP Priority Level	Queue
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7

Table 173 Mapping Between DSCP Priority Levels and Outbound Queues

DSCP Value	Name (DSCP value)	Queue
0-7	be(0)	0
8-15	cs1(8), af1(10)	1
16-23	cs2(16), af2(18)	2
24-31	cs3(24), af3(26)	3
32-39	cs4(32), af4(34)	4
40-47	cs5, ef(46)	5
47-55	cs6(48)	6
56-63	cs7(56)	7

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.

Table 174 Setting Mapping Table

Operation Command

Configure the COS local-precedence mapping table

qos cos-local-precedence-map cos0-map-local-preccos1-map-local-preccos2-map-local-preccos3-map-local-preccos4-map-local-preccos5-map-local-preccos6-map-local-preccos7-map-local-prec

Restore the default mapping undo qos cos-local-precedence-map

By default, the switch selects the default mapping.