System information

Class of Service Configuration
3-141
3
The priority levels recommended in the IEEE 802.1p standard for various network
applications are shown in the following table. However, you can map the priority
levels to the switch’s output queues in any way that benefits application traffic for
your own network.
Command Attributes
• Priority – CoS value. (Range: 0-7, where 7 is the highest priority)
• Traffic Class
10
– Output queue buffer. (Range: 0-3, where 3 is the highest CoS
priority queue)
Web – Click Priority, Traffic Classes. The current mapping of CoS values to output
queues is displayed. Assign priorities to the traffic classes (i.e., output queues),
then click Apply.
Figure 3-85 Traffic Classes
Table 3-12 CoS Priority Levels
Priority Level Traffic Type
1Background
2 (Spare)
0 (default) Best Effort
3 Excellent Effort
4 Controlled Load
5 Video, less than 100 milliseconds latency and jitter
6 Voice, less than 10 milliseconds latency and jitter
7 Network Control
10. CLI shows Queue ID.