QoS Order of Operations

 

Inbound
1.QoS Policy Propagation through Border Gateway Protocol (BGP) (QPPB)
2. Input common classification
3.Input ACLs
4. Input marking (class-based marking or Committed Access Rate (CAR))
5.Input policing (through a class-based policer or CAR)
6. IP Security (IPSec)
7.Cisco Express Forwarding (CEF) or Fast Switching

Outbound
1.CEF or Fast Switching
2. Output common classification
3.Output ACLs
4. Output marking
5.Output policing (through a class-based policer or CAR)
6. Queueing (Class-Based Weighted Fair Queueing (CBWFQ) and Low Latency Queueing (LLQ)), and Weighted Random Early Detection (WRED)

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