Configuring Qos Of S3526E And S3526C; Setting Port Priority; Configuring Trust Packet Priority - Huawei Quidway S3500 Series Operation Manual

Operation Manual - QoS/ACL
Quidway S3500 Series Ethernet Switches

2.3 Configuring QoS of S3526E and S3526C

QoS configuration includes:

Setting port priority

Configuring trust packet priority

Packet filter
Traffic policing
Redirection configuration
Priority tag
Queue scheduling
Traffic mirroring
Traffic statistics
Before configure the about QoS tasks, you have to define the corresponding ACL.
Packet filter function can be realized by activate the ACL.
2.3.1 Setting Port Priority
You can use the following command to set the port priority. The switch will tag the
packet using the VLAN the received port belong to if the packet has no VLAN tag.
Meanwhile the system uses the port priority as the packet the 802.1p priority when tag
the packet. If the packet has VLAN tag, the system will not re-tag the packet.
Perform the following configuration in Ethernet port view.
Table 2-14 Setting port priority
Set the port priority
Restore the default port 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.
2.3.2 Configuring Trust Packet Priority
The switch will tag the packet using the VLAN the received port belong to if the packet
has no VLAN tag. Meanwhile the system uses the port priority as the packet the 802.1p
priority when tag the packet. If the packet has VLAN tag, the system will not re-tag the
packet. 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.
Operation
Huawei Technologies Proprietary
2-12
Chapter 2 QoS Configuration
Command
priority priority-level
undo priority