Which QoS mechanism adds IP Precedence information for prefixes into the FIB table?

Which QoS mechanism adds IP Precedence information for prefixes into the FIB table?

Which QoS mechanism adds IP Precedence information for prefixes into the FIB table?

A.
QoS pre-classify

B.
AutoQoS

C.
QPPB

D.
Class-Based Marking

E.
LLQ

F.
Class-Based WRED

Explanation:

The QoS Policy Propagation is Border Gateway Protocol (BGP) feature allows you to classify packets based on access lists, BGP community lists and BGP autonomous system (AS) paths. The supported classification policies include IP precedence setting and the ability to tag the packet with a QoS class identifier internal to the router. After a packet has been classified, you can use other QoS features such as CAR and WRED to specify and enforce business policies to fit your business model.



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