Configuring Queue Scheduling - Huawei Quidway S3500 Series Operation Manual

Operation Manual - QoS/ACL
Quidway S3500 Series Ethernet Switches
You can use the following command to configure the priority marking.
Perform the following configuration in system view.
Table 2-4 Tagging packet priority
Operation
Mark the packet
priority
Cancel the packet
priority marking
For details about the command, refer to the Command Manual.

2.2.4 Configuring Queue Scheduling

Queue scheduling is commonly used to resolve the problem that multiple messages
compete for resource when the network congestion happens. The queue scheduling
function put the packet to output queue of the port according to 802.1p priority of the
packet. The relationship between priority and queues is as followed.
Table 2-5 The default "COS ->Local-precedence" map
0
1
2
3
4
5
6
7
Table 2-6 Relationship between 802.1p priority and output queue
1,2
0,3
4,5
6,7
traffic-priority { ip-group { acl-number | acl-name } [ rule
rule ] | link-group { acl-number | acl-name } [ rule rule ] }
local-precedence pre-value
undo traffic-priority { ip-group { acl-number | acl-name }
[ rule rule ] | link-group { acl-number | acl-name } [ rule rule ] }
COS Value
802.1p priority
Huawei Technologies Proprietary
2-8
Chapter 2 QoS Configuration
Command
Local Precedence
2
0
1
3
4
5
6
7
Queue ID
0
1
2
3