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RPF stands for __________

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RPF stands for __________

(a) Reverse Path Forwarding

(b) Reverse Path Failure

(c) Reverse Packet Forwarding

(d) Reverse Protocol Failure

I got this question in an interview for internship.

Question is taken from Packet Forwarding and Routing topic in division Networking of Computer Network

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The correct answer is (a) Reverse Path Forwarding

The explanation: Reverse Path Forwarding is a loop-free forwarding method for multi-cast routing in modern systems. The method focuses on forwarding the packet away from the source IP in each iteration to make sure there is no loops.

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