Robert Elz wrote: ... > So I'm not sure it is quite true to say that it would never make sense > for an ISP to do this (including putting the label back on exit) - but > as long as the label received is the same as the label transmitted, > there's no way to tell what is going on inside there, nor is there > any reason for anyone to care.
I won't argue the point (I think I can prove my assertion that a shim is the only safe solution, but the margin of this email is too small:). In practice we agree: the document should say that the flow label delivered to the destination must be identical to that set at the source. It's redundant to say any more. Brian -------------------------------------------------------------------- IETF IPng Working Group Mailing List IPng Home Page: http://playground.sun.com/ipng FTP archive: ftp://playground.sun.com/pub/ipng Direct all administrative requests to [EMAIL PROTECTED] --------------------------------------------------------------------
