TP-Link T2500-28TCTL-SL5428E T2500-28TCUN V1 CLI Reference Guide - Page 181
QoS Commands, qos, qos cos
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T2500-28TC JetStream L2 Managed Switch CLI Guide Chapter 25 QoS Commands QoS (Quality of Service) function is used to optimize the network performance. It provides you with network service experience of a better quality. qos Description The qos command is used to configure CoS (Class of Service) based on port. To return to the default configuration, please use no qos command. Syntax qos cos-id no qos Parameter cos-id -- The priority of port. It ranges from 0 to 7, which represent CoS0CoS7 respectively. By default, the priority is 0. Command Mode Interface Configuration Mode (interface fastEthernet / interface range fastEthernet / interface gigabitEthernet / interface range gigabitEthernet) User Guidelines Port priority is one property of the port. When the port priority is specified, the data will be classified into the egress queue based on the CoS value of the ingress port and the mapping relation between the CoS and TC in IEEE 802.1P. Example Configure the priority of port 5 as 3: T2500-28TC(config)#interface fastEthernet 1/0/5 T2500-28TC(config-if)#qos 3 qos cos Description The qos cos command is used to enable the mapping relation between IEEE802.1P Priority and TC egress queue. To disable the mapping relation, please use no qos cos command. 164
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