> From: Suresh Krishnan <[EMAIL PROTECTED]> > Manfredi, Albert E wrote: > >> " o Extension headers must be processed in any order they appear" > > > > Why isn't the wording in RFC 2460 even clearer? Quoting: > > > > Therefore, extension headers must > > be processed strictly in the order they appear in the packet; a > > receiver must not, for example, scan through a packet looking for a > > particular kind of extension header and process that header prior to > > processing all preceding ones. > > It is very clear. And that is exactly the problem I am talking about in > the draft. The real issue is that when you reach an unknown header of an > unknown format you have no way of proceeding any further with the > processing. The text Hemant was quoting is not from the meat of the > draft but from the future work section.
And, if you hit unknown header, there is *NO WAY* to skip over it. You have no idea whether it is an extension header (following the standard format), or something totally different. This seems moot all text in the draft... -------------------------------------------------------------------- IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------
