Thanks, unfortunately I already submitted the draft but I'll create a new issue for it.
Hesham > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of > Yukiyo Akisada > Sent: Sunday, February 15, 2004 11:02 PM > To: [EMAIL PROTECTED] > Subject: RFC2461: be more clearer about TLL option in NA > > > Hi, all. > > RFC2461 says TLL option SHOULD be requires in NA while > responding to unicast NS. > > 4.4. Neighbor Advertisement Message Format > ---------------------------------------------------------------- > 1351 Possible options: > 1352 > 1353 Target link-layer address > 1354 The link-layer address for > the target, i.e., the > 1355 sender of the > advertisement. This option MUST be > 1356 included on link layers > that have addresses when > 1357 responding to multicast > solicitations. When > 1358 responding to a unicast > Neighbor Solicitation this > 1359 option SHOULD be included. > > but RFC2461 also says 'MAY' be omitted. > > 7.2.4. Sending Solicited Neighbor Advertisements > ---------------------------------------------------------------- > 3387 If the solicitation's > IP Destination Address is > 3388 not a multicast address, the Target > Link-Layer Address option MAY be > 3389 omitted; the neighboring node's cached value > must already be current > 3390 in order for the solicitation to have been received. > > It isn't contradiction, but it is unclear. > > The former seems that it disallows omission of TLL option, > and the latter seems that it allows omission. > > I think 2461bis can be more clear about this option. > > Regards. > > > ---- > Yukiyo Akisada <[EMAIL PROTECTED]> > > -------------------------------------------------------------------- > IETF IPv6 working group mailing list > [EMAIL PROTECTED] > Administrative Requests: https://www1.ietf.org/mailman/listinfo/ipv6 > -------------------------------------------------------------------- > -------------------------------------------------------------------- IETF IPv6 working group mailing list [EMAIL PROTECTED] Administrative Requests: https://www1.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------
