Vishwas,
>I see a few more inconsistencies regarding the same RFC: > > Since ESP encryption and authentication are both optional, support > for the NULL encryption algorithm [RFC-2410] and the NULL > authentication algorithm [RFC-2406] MUST be provided to maintain > consistency with the way these services are negotiated. > > >From RFC4301 > - confidentiality-only (MAY be supported) > - integrity only (MUST be supported) > - confidentiality and integrity (MUST be supported) > >I think only encryption is now optional in RFC4301. We do not >necessarily need to allow NULL authentication either. Actually >this is still a problem with RFC4305 and it was not updated >because the issue was found late in the RFC process. What was the issue found late with RFC4305? John -------------------------------------------------------------------- IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www1.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------