Precedence-to-queue
This is an ingress profile similar to dscp-to-queue. This profile will map precedence value 0-7 to queue 0-7.
Topology
Figure 32-153: Precedence-to-queue topology
Configuration
Basic configuration
#configure terminal | Enter configure mode |
(config)#enable qos | Enable Qos |
(config)#exit | Exit configure mode |
(config)# qos profile precedence-to-queue Prec1_que1 | Configure qos-map profile precedence-to-queue with Profile name as Prece1_que1 |
(config-ingress-prec-map)# precedence 1 queue 2 | Configure mapping of prece 1 to queue 2, so that traffic with precedence 1 should take queue as q2 |
(config)#exit | Exit configure mode |
(config)# interface xe1 | Configure ingress interface xe1 |
(config-if)#qos map-profile precedence-to-queue Prec1_que1 | Map the profile Prec1_que1 to interface xe1 so that ingress traffic hitting the xe1 interface with prece as 1 should take queue q2 |
(config-if)#commit | Commit the configuration |
(config-if)#end | Exit the configuration. |
Validation
#show run int xe1
!
interface xe1
qos map-profile precedence-to-queue Prec1_que1
!
#show qos-profile type precedence-to-queue
profile name: Prec1_que1
profile type: precedence-to-queue
profile attached to 1 instances
configured mapping:
precedence 1 queue 2
Detailed mapping:
-------+------------------
INPUT | OUTPUT
-------+------------------
PREC | Queue | Out PREC
-------+-------+----------
0 0 0
1 1 2
2 2 0
3 3 0
4 4 0
5 5 0
6 6 0
7 7 0
R1#show run qos
qos enable
!
qos profile precedence-to-queue Prec1_que1
precedence 1 queue 2
!
interface xe1
qos map-profile precedence-to-queue Prec1_que1
!
Last modified date: 10/16/2023