Configuring Cos Marking - Cisco Nexus 5000 NX-OS Service Configuration Manual

Configuring CoS Marking

Value
critical
flash
flash-override
immediate
internet
network
priority
routine
Procedure
Step 1
Step 2
Step 3
Step 4
switch(config)# policy-map type qos my_policy
switch(config-pmap-qos)# class type qos my_class
switch(config-pmap-c-qos)# set precedence 5
switch(config-pmap-c-qos)#
Configuring CoS Marking
The value of the CoS field is recorded in the high-order three bits of the VLAN ID Tag field in the IEEE
802.1Q header.
Cisco Nexus 5000 NX-OS Quality of Service Configuration Guide, Release 5.1(3)N2(1)
30
Command or Action
config t
policy-map [type qos]
qos-policy-map-name
class [type qos]
{class-map-name |
class-default}
set precedence
precedence-value
List of Precedence Values
Critical precedence (5)
Flash precedence (3)
Flash override precedence (4)
Immediate precedence (2)
Internetwork control precedence (6)
Network control precedence (7)
Priority precedence (1)
Routine precedence (0)
Purpose
Enters configuration mode.
Creates or accesses the policy map named policy-map-name,
and then enters policy-map mode. The policy-map name can
contain alphabetic, hyphen, or underscore characters, is case
sensitive, and can be up to 40 characters.
Creates a reference to class-map-name, and enters policy-map
class configuration mode. Use the class-default keyword to
select all traffic that is not currently matched by classes in the
policy map.
Sets the IP precedence value to precedence-value. You can
enter one of the values shown in the Precedence Values table.
Configuring Marking
OL-26657-01