Reviewer: Sheng Jiang Review result: Ready Hi, I have reviewed this document as part of the Internet Area directorate's ongoing effort to review all IETF documents being processed by the IESG. These comments were written with the intent of improving the IETF drafts. Comments that are not addressed in last call may be included in AD reviews during the IESG review. Document editors and WG chairs should treat these comments just like any other last call comments. draft-ietf-v6ops-slaac-renum-04 Overall Summary: This draft is a document that intents to be an Informational RFC. This document document the issue scenario that IPv6 prefixes becomes invalid without any explicit signaling and nodes still use stale addresses, and gives recommendations to improve the network operation. Overall this is a well written document. It is Ready for publish. Regards, Sheng