I have been selected as the General Area Review Team (Gen-ART) reviewer for this draft (for background on Gen-ART, please see http://www.alvestrand.no/ietf/gen/art/gen-art-FAQ.html). Please resolve these comments along with any other Last Call comments you may receive. Document: draft-ietf-mpls-ldp-end-of-lib-03.txt Reviewer: Brian Carpenter Review Date: 2008-03-10 IETF LC End Date: 2009-03-13 IESG Telechat date: (if known) Summary: Almost ready -------- Comments: This seems fine except for one point. --------- Major issues: ------------- > 3. Unrecognized Notification Capability > > An LDP speaker MAY include a Capability Parameter [LDPCap] in the > Initialization message to inform a peer that it ignores Notification > Messages that carry a Status TLV with a non-fatal Status Code unknown > to it. You use this to avoid the problem of a speaker not understanding "End-of-LIB". But what happens if the recipient does not understand "Unrecog Notif"? Doesn't that create a similar problem during initialization? Actually the general design principle of silent discard should apply here, to both these indications.