Operation Manual - QoS/ACL
Quidway S3500 Series Ethernet Switches Chapter 2 QoS Configuration
Huawei Technologies Proprietary
2-7
2.2.1 Setting Port Priority
You can use the following command to set the port priority. The switch will replace the
802.1p priority carried by a packet with the port priority by default.
Perform the following configuration in Ethernet port view.
Table 2-2 Setting port priority
Operation Command
Set the port priority
priority priority-level
Restore the default port priority
undo priority
The port of Ethernet Switch supports 8 priority levels. You can configure the port priority
at your requirements.
priority-level ranges from 0 to 7.
By default, the port priority is 0 and switch replaces the priority carried by a packet with
the port priority.
2.2.2 Configuring Trust Packet Priority
The system replaces the 802.1p priority carried by a packet with the port priority by
default. User can configure system trusting the packet 802.1p priority and not replacing
the 802.1p priorities carried by the packets with the port priority.
Perform the following configuration in Ethernet port view.
Table 2-3 Configuring port priority replacement
Operation Command
Configure trust packet 802.1p priority
priority trust
Configure not trust packet 802.1p priority
undo priority
Before configure trust packet 802.1p priority, the switch puts the packets into different
queues according to the priorities of received port. After configure trust packet 802.1p
priority, the switch will trust the packet 802.1p priority and put the packet into different
queues accordingly, when forwarding the packets.
By default, the system replaces the 802.1p priority carried by a packet with the port
priority.
2.2.3 Configuring Priority Marking
The priority marking configuration is a policy to tag the priority for the packets matching
the ACL. The new priority can be filled in the priority field of the packet header.