configure diffserv examination code-point qosprofile

configure diffserv examination code-point code_point {qosprofile} qosprofile


Configures the default ingress DiffServ code point (DSCP) to QoS (Quality of Service) profile mapping.

Syntax Description

code-point Specifies a DiffServ code point (a 6-bit value in the IP-TOS byte in the IP header). Supported values are 0 to 63.
qosprofile Specifies the QoS profile to which the DiffServ code point is mapped.

Usage Guidelines

You can specify up to 64 different code points for each port. Code point values are grouped and assigned to the default QoS profiles as shown in the following table.
Click to expand in new window

Default DiffServ Code Point-to-QoS Profile Mapping

Code Point Summit Family Switches QoSProfile
0-7 QP1
8-15 QP1
16-23 QP1
24-31 QP1
32-39 QP1
40-47 QP1
48-55 QP1
56-63 QP8


The following command specifies that code point 25 be assigned to QP2:
configure diffserv examination code-point 25 qosprofile qp2


This command was first available in ExtremeXOS 11.0.

The ports keyword was first available in ExtremeXOS 12.2.2.

Platform Availability

This command is available on the Summit X450-G2, X460-G2, X670-G2, X770, and ExtremeSwitching X440-G2, X620, X690, X870 series switches.