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Configuring QoS
Verify the 802.1p to queue mappings:
Switch_A#show qos cos-map
---------------+-----+-----+-----+-----+-----+-----+----+----
Dot1p Value |0
---------------+-----+-----+-----+-----+-----+-----+----+----
TC
---------------+-----+-----+-----+-----+-----+-----+----+----
Verify the scheduler mode of the egress port:
Switch _A#show qos queue interface fastEthernet 1/0/3
Fa1/0/3----LAG: N/A
Queue Schedule Mode Weight
-----
----------
TC0
WRR
TC1
WRR
TC2
WRR
TC3
WRR
TC4
WRR
TC5
WRR
TC6
WRR
TC7
WRR
6.2
Example for Voice VLAN
6.2.1 Network Requirements
As shown below, the company plans to install IP phones in the office area. To ensure the
good voice quality, IP phones and the computers will be connected to the different ports of
the switch, and the voice traffic requires a higher priority than the data traffic.
|1
|2
|3
|TC1 |TC0 |TC2 |TC4 |TC4 |TC5 |TC6 |TC7
-----
1
5
1
1
1
1
1
1
|4
|5
|6
|7
Configuration Examples
Configuration Guide
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