Configuring PFC QoS
The eighth queue is the strict priority queue in the output of the show queueing interface command.
Note
This example shows how to verify the configuration:
Router# show queueing interface tengigabitethernet 6/1 | begin queue thresh dscp-map
queue thresh dscp-map
---------------------------------------
1
1
1
1
2
2
2
2
3
3
3
3
4
4
4
4
5
5
5
5
6
6
6
6
7
7
7
7
8
<...Output Truncated...>
Router#
Mapping DSCP Values to the Transmit Strict-Priority Queue
To map DSCP values to the transmit strict-priority queue, perform this task:
Command
Step 1
Router(config)# interface tengigabitethernet
slot/port
Step 2
Router(config-if)# priority-queue dscp-map
queue_# dscp1 [ dscp2 [ dscp3 [ dscp4 [ dscp5 [ dscp6
[ dscp7 [ dscp8 ]]]]]]]
Router(config-if)# no priority-queue dscp-map
Step 3
Router(config-if)# end
Step 4
Router# show queueing interface
tengigabitethernet slot/port
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
41-104
1
0 1 2 3 4 5 6 7 8 9 11 13 15 16 17 19 21 23 25 27 29 31 33 39 41 42 43 44 45 47
2
3
4
1
14
2
12
3
10
4
1
22
2
20
3
18
4
1
24 30
2
28
3
26
4
1
32 34 35 36 37 38
2
3
4
1
48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
2
3
4
1
2
3
4
1
40 46
Purpose
Selects the interface to configure.
Maps DSCP values to the transmit strict-priority queue.
You can enter multiple priority-queue dscp-map
commands to map more than 8 DSCP values to the
strict-priority queue.
Reverts to the default mapping.
Exits configuration mode.
Verifies the configuration.
Chapter 41
Configuring PFC QoS
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