Create Policy MapsThere are two types of policy maps: input and output.Creating Input Policy MapsThere are two types of input policy-maps: Layer 3 and Layer 2.1. Create a Layer 3 input policy map.CONFIGURATION modepolicy-map-inputCreate a Layer 2 input policy map by specifying the keyword layer2 with the policy-map-inputcommand.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 QueueApplying an Input QoS Policy to an Input Policy MapHonoring DSCP Values on Ingress PacketsHonoring dot1p Values on Ingress Packets3. Apply the input policy map to an interface.Applying a Class-Map or Input QoS Policy to a QueueTo 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 modeservice-queueApplying an Input QoS Policy to an Input Policy MapTo 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 modepolicy-aggregateHonoring DSCP Values on Ingress PacketsDell Networking OS provides the ability to honor DSCP values on ingress packets using Trust DSCPfeature.Enter the context of your task here (optional). This is where introductory content goes.The following table lists the standard DSCP definitions and indicates to which queues Dell Networking OSmaps DSCP values. When you configure trust DSCP, the matched packets and matched bytes countersare not incremented in the show qos statistics.656 Quality of Service (QoS)
