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forwarding-classes

Syntax

forwarding-classes {class queue-num queue-number priority (high | low);queue queue-number class-name priority (high | low) [ policing-priority (premium | normal) ];}

Hierarchy Level

[edit class-of-service]

Release Information

Statement introduced before Junos OS Release 7.4.

policing-priority option introduced in Junos OS Release 9.5.

Statement introduced on PTX Series Packet Transport Switches in Junos OS Release 12.1.

Description

Associate the forwarding class with a queue name and number. For M320, MX Series, and T Series routers only, you can configure fabric priority queuing by including the priority statement. For Enhanced IQ PICs, you can include the policing-priority option.

Note: The priority add policing-priority options are not supported on PTX Series Packet Transport Switches.

The statements are explained separately.

Usage Guidelines

See Configuring Forwarding Classes, Overriding Fabric Priority Queuing, and Example: Configuring CoS for a PBB Network on MX Series Routers. For the policing-priority option, see Configuring Layer 2 Policers on IQE PICs. For classification by egress interface, see Classifying Packets by Egress Interface.

Required Privilege Level

interface—To view this statement in the configuration.

interface-control—To add this statement to the configuration.