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show policy-map
show policy-map interface
To create a service policy for a specific category of ingress traffic, follow these steps:
1.
Use the class-map command to designate a class name for a specific category of traffic, and enter the Class Map
configuration mode.
2.
Use the match command to select a specify type of traffic based on an access list, a DSCP or IP Precedence value, or a
VLAN.
3.
Set an ACL mask to enable filtering for the criteria specified in the match command.
4.
Use the policy-map command to designate a policy name for a specific manner in which ingress traffic will be handled, and
enter the Policy Map configuration mode.
5.
Use the class command to identify the class map, and enter Policy Map Class configuration mode. A policy map can
contain multiple class statements.
6.
Use the set command to modify the QoS value for matching traffic class, and use the policer command to monitor the
average flow and burst rate, and drop any traffic that exceeds the specified rate, or just reduce the DSCP service level for
traffic exceeding the specified rate.
7.
Use the service-policy command to assign a policy map to a specific interface.
1.
2.
class-map
This command creates a class map used for matching packets to the specified class, and enters Class Map configuration mode.
Use the no form to delete a class map and return to Global configuration mode.
Syntax
[no] class-map class-map-name [match-any]
• match-any - Match any condition within a class map.
• class-map-name - Name of the class map. (Range: 1-16 characters)
Default Setting
None
Command Mode
Global Configuration
Displays the QoS policy maps which define classification criteria
for incoming traffic, and may include policers for bandwidth
limitations
Displays the configuration of all classes configured for all
service policies on the specified interface
Table 5-83 Quality of Service Commands
You can configure up to 16 rules per Class Map. You can also include multiple classes
in a Policy Map.
You should create a Class Map (page 4-291) before creating a Policy Map (page
4-292). Otherwise, you will not be able to specify a Class Map with the class command
(page 4-293) after entering Policy-Map Configuration mode.
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User's Manual of IGSW-2840
PE
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