TP-LINK TL-SG3424P Manual De Usuario

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Chapter 21  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 CoS0, 
CoS1, CoS2, CoS3, CoS4, CoS5, CoS6, CoS7 respectively. By default, the 
priority is 0. 
Command Mode 
Interface Configuration Mode(interface ethernet / interface range ethernet) 
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: 
TP-LINK(config)#
 interface ethernet 
TP-LINK(config-if)# qos 
3 
qos dot1p config 
Description 
The  qos dot1p config command is used to configure the mapping relation 
between IEEE 802.1P Priority and Egress Queue. To return to the default 
configuration, please use no qos dot1p config command. IEEE 802.1P gives 
the Pri field in IEEE 802.1Q tag a recommended definition. This field is used to