CLI user manual
36
Chapter 9 QoS
9.1 Enter the multicast filtering view
QoS configuration includes:
1. Enable Tos, Cos
2. Qos queue mechanism settings
（
8:4:2:1, high priority first
）
3. Cos/Tos value mapping
4. Default port priority
5. Show configuration information of QoS
Table 9.1.1 to enter the Qos configuration view:
Operating
Command
Description
Enter the Qos configuration
view
QoS
To perform the operation in the system.
Switch#
qos
Switch(QoS)#
?
List --List commands of current menu
Help --Help commands of current menu
Quit --Quit from CLI
Exit --Exit from current menu
Reboot --Reboot switch
Show queuingm --Show Queue mechanism
Show state --Show ToS,CoS enable state
Show default --Show port default priority
Show cos --show CoS mapping
Show tos --show ToS mapping
Queuingm --Set Queue mechanism
Check --Set ToS,CoS enable state
Default priority --Set port default priority
Config cos --Set CoS mapping
Config tos --Set ToS mapping
9.2 Enable Dscp / Cos
The user can use the following command to set the Dscp, Cos enabled.
Table 8.2.1 to DScp/Cos
Operating
Command
Description
Check Tos/Cos
check
<portlist>
{0|1|2|3}
<portlist>: Port 1, 2, 3-5
0: Forbid; 1: use ToS; 2: use CoS; 3: all use
