Deployment Guide

Table Of Contents
Allocate bandwidth to queues.
bandwidth-percentage
Assign each queue a bandwidth percentage ranging from 1 to 100%, in increments of 1%.
Specifying WRED Drop Precedence
You can configure the WRED drop precedence in an output QoS policy.
Specify a WRED profile to yellow and/or green traffic.
QOS-POLICY-OUT mode
wred
For more information, refer to Applying a WRED Profile to Traffic.
Create Policy Maps
There are two types of policy maps: input and output.
Creating Input Policy Maps
There are two types of input policy-maps: Layer 3 and Layer 2.
1. Create a Layer 3 input policy map.
CONFIGURATION mode
policy-map-input
Create a Layer 2 input policy map by entering the policy-map-input layer2 command.
2. After you create an input policy map, do one or more of the following:
Applying a Class-Map or Input QoS Policy to a Queue
Applying an Input QoS Policy to an Input Policy Map
Honoring DSCP Values on Ingress Packets
Guaranteeing Bandwidth to dot1p-Based Service Queues
Honoring dot1p Values on Ingress Packets
3. Apply the input policy map to an interface.
Applying a Class-Map or Input QoS Policy to a Queue
To apply a class-map or input QoS policy to a queue, use the following command.
Assign an input QoS policy to a queue.
POLICY-MAP-IN mode
service-queue
Applying an Input QoS Policy to an Input Policy Map
To apply an input QoS policy to an input policy map, use the following command.
Apply an input QoS policy to an input policy map.
POLICY-MAP-IN mode
policy-aggregate
790
Quality of Service (QoS)