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Forwarding Classes and Fabric Priority Queues

This topic covers the following information:

Default Fabric Priority Queuing

On Juniper Networks M320 routers, MX Series routers, T Series routers and EX Series switches only, the default behavior is for fabric priority queuing on egress interfaces to match the scheduling priority you assign. High-priority egress traffic is automatically assigned to high-priority fabric queues. Likewise, low-priority egress traffic is automatically assigned to low-priority fabric queues.

Overriding Default Fabric Priority Queuing

You can override the default fabric priority queuing of egress traffic by including the priority statement at the [edit class-of-service forwarding-classes queue queue-number class-name] hierarchy level: