Tcam Region For Ip Qos; Verifying The Ip Qos Configuration - Cisco Catalyst 8540 MSR Configuration Manual

Verifying the IP QoS Configuration

Switch(config-if)# service-policy input in-policy

TCAM Region for IP QoS

By default, there is no space reserved for IP QoS in TCAM. There needs to be a minimum of 512 entries
for the IP QoS region in TCAM, for IP QoS functionality to be enabled.
This size is configurable, but requires a reload to take effect If enough space is not available in TCAM
after the reload, IP QoS will get disabled automatically.
TCAM space may be allocated for IP QoS using the command:
Tips
Verifying the IP QoS Configuration
To verify the IP QoS configuration, use the following commands:
Command
Switch # show class-map
Switch # show class-map class-name
Switch # show policy-map
Switch # show policy-map policy-map-name
Switch # show policy-map interface
Switch # show policy-map interface
interface-spec input
Switch # show policy-map interface
interface-spec output
Switch # show policy-map interface [interface
[interface-spec [input | output] [class
class-name]]]
Switch # show sdm size [current | configured]
Examples
The following example shows all policy maps configured:
Switch# show policy-map
Policy Map four
class
set ip dscp unchanged
class
set ip precedence 7
ATM Switch Router Software Configuration Guide
22-22
sdm ipqos number_of_entries.
five
six
Chapter 22
Purpose
Displays all the traffic class information.
Displays the traffic class information for the
user-specified traffic class.
Displays all configured service policies.
Displays the user-specified service policy.
Displays configurations of all input and output
policies that are attached to an interface.
Displays configuration of the input policy
attached to the interface.
Displays configuration of the output policy
attached to the interface.
Displays the configuration of the class name
configured in the policy.
Displays the currently allocated or the configured
TCAM region sizes for different features
Configuring Quality of Service
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