draft-yl-savnet-icmp-extension

ICMP Extension for SAVNET Validation

groupnone stateactive pages7 rev00 expires2026-09-01 canonicalhttps://datatracker.ietf.org/doc/draft-yl-savnet-icmp-extension/

This document defines new ICMP and ICMPv6 error codes to send error messages to the source device when forwarding Ping or Traceroute packets is dropped due to SAVNET validation failure. The error message explicitly states the reason for dropping as "SAVNET Validation Failed," thereby enhancing network observability and troubleshooting capabilities.