Configuring Packet Priority; Prerequisites; Configuration Procedure - Huawei Quidway S3100 Series Operation Manual

Operation Manual – QoS
Quidway S3100 Series Ethernet Switches
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II. Configuration procedure
<Quidway> system-view
System View: return to User View with Ctrl+Z.
[Quidway] qos cos-local-precedence-map 0 0 1 1 2 2 3 3
[Quidway] display qos cos-local-precedence-map
cos-local-precedence-map:
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local precedence(queue) :

1.6 Configuring Packet Priority

1.6.1 Prerequisites

The mapping relationship between the priority and local precedence queue has
been established. Refer to 1.5 Configuring Priority - Local Precedence Queue
Mapping.
The kind of priority (chosen from 802.1p priority, IP precedence and DSCP
precedence) to be used for putting packets into queues is determined.

1.6.2 Configuration Procedure

Table 1-11 Determine the priority to trust
Operation
Enter system view
Determine
priority to trust
802.1p priority
cos(802.1p) :
Command
system-view
the priority-trust { cos | dscp |
ip-precedence }
Huawei Technologies Proprietary
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Local precedence queue
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0 1 2 3
0 0 1 1
—
Required
Default to 802.1p priority.
Cos: Uses the 802.1p priority.
dscp:
precedence.
ip-precedence: Uses the IP
precedence.
Chapter 1 QoS Configuration
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Description
Uses the DSCP
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