Qtech QSW-8200-28T-POEAC- DC [9/38] Mls qos cos

User Manual

Chapter 1. Commands for QoS 9

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1.9 mls qos cos

 Command: mls qos cos {<default-cos>}

 no mls qos cos

 Function: Configures the default CoS value of the port; the “no mls qos cos” command

restores the default setting.

 Parameters: <default-cos> is the default CoS value for the port, the valid range is 0 to

 Default: The default CoS value is 0.

 Command mode: Port Configuration Mode.

 Usage Guide: Configure the default CoS value for switch port. If the ingress packets

without 802.1Q tag of the port, set the cos value of the packets with tag as the default

value. If the ingress packets with 802.1Q tag of the port, do not modify the cos value

according to the default cos value.

 Example: Setting the default CoS value of ethernet port 1/0/1 to 7.

 Switch(config)#interface ethernet 1/0/1

 Switch(Config-If-Ethernet1/0/1)#mls qos cos 7

1.10 mls qos internal-priority

 Command: mls qos internal-priority {<default-intp> }

 no mls qos internal-priority

 Function: Configure the default internal priority of the port, the no command restores

the default.

 Parameter: <default-intp> the default internal priority of the port, ranging from 0 to

119.

 Default: The default intp value is 0.

 Command Mode: Port mode

 Usage Guide: Configure the default internal priority of the port. If there is no dscp and

cos fields of the trust packets, the ingress packet of the port will obtain a default

internal priority. The packet's internal priority may be reset according to the configured

QoS policy.

 Example: Configure the default intp value as 40 on ethernet 1/0/1.

 Switch(config)#interface ethernet 1/0/1

 Switch(Config-If-Ethernet1/0/1)#mls qos internal-priority 40

1.11 mls qos map

 Command: mls qos map {cos-intp <intp1…intp8> | dscp-intp <in-dscp list> to <intp> |

intp-cos <intp list> to <out-cos> | intp-dp <intp list> to <out-dp> | intp-dscp <intp list>

to <out-dscp>| <color> intp-intp <intp list> to <intp> | intp-queue <intp list> to <out-

queue> }