uRPF or Unicast Reverse Path Forwarding is a security feature/tool that help verifies reachability of source address in packets being forwarded. It can prevents malicious and spoofing attacks as it will perform forwarding table lookup on the source IP address. – it as defined in RFC3704 – it follows RFC2827 for ingress filtering. – it relies on the CEF (Cisco Express Forwarding) or FIB table to perform lookups. – preferably implemented at the network edge facing internet, customers and servers…
Leave a Comment