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C
OMMAND
L
INE
I
NTERFACE
3-124
Default Setting
This switch supports Class of Service by using four priority queues,
with Weighted Round Robin Queuing for each port. Eight separate
traffic classes are defined in IEEE 802.1p. The default priority levels
are assigned according to recommendations in the IEEE 802.1p
standard as shown in the following table.
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
CoS assigned at the ingress port is used to select a CoS priority at the
egress port.
Example
The following example shows how to map CoS values 0, 1 and 2 to CoS
priority queue 0, value 3 to CoS priority queue 1, values 4 and 5 to CoS
priority queue 2, and values 6 and 7 to CoS priority queue 3:
Queue
1
2
3
4
Pri
ority
0
1
2
3
4
5
6
7
Console(config)#interface ethernet 1/1
Console(config-if)#queue cos-map 0 0 1 2
Console(config-if)#queue cos-map 1 3
Console(config-if)#queue cos-map 2 4 5
Console(config-if)#queue cos-map 3 6 7
Console(config-if)#
Summary of Contents for 6750L2
Page 2: ......
Page 30: ...SWITCH MANAGEMENT 1 16 ...
Page 112: ...CONFIGURING THE SWITCH 2 82 ...
Page 258: ...TROUBLESHOOTING A 6 ...
Page 268: ...GLOSSARY Glossary 8 ...
Page 271: ......