On Wed, 24 Jul 2002, Randy Bush wrote: > > I'd like to see an ICMPv6 error message value assigned for the case where > > a node would need to send a packet from a specific address, but cannot > > because that address is anycast (since the other end has no other good way > > of knowing this is the case). One example of this is if a node receives a > > TCP SYN on an anycast address, today it apparently has to silently drop > > the SYN, and the other end can't tell why. No existing ICMPv6 error > > message applies to this case. > > there is an easier fix for this. un-break sourcing anycast packets from > their proper address.
Exactly, plus e.g. "addr unreach" is good enough if you can't. (Note: a node should never have an anycast address of scope X if it does not also have a unicast address of at least scope X.) -- Pekka Savola "Tell me of difficulties surmounted, Netcore Oy not those you stumble over and fall" Systems. Networks. Security. -- Robert Jordan: A Crown of Swords -------------------------------------------------------------------- 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] --------------------------------------------------------------------
