CCNA Exam Prep Question of the Week

You are performing NAT from inside local to inside global addresses. In which order does the router process traffic?

1. NAT, inbound access-list, policy routing, route packet
2. Inbound access-list, policy routing, route packet, NAT
3. Route packet, inbound access-list, policy routing, NAT
4. Policy routing, inbound access-list, route packet, NAT
5. NAT, route packet, policy routing, inbound access-list

The correct answer is 2.

A router processes an inbound access-list before policy routing, which it does before it routes a packet. All of these are done before the local to global NAT.

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