Pekka, I object strongly to your assumption we should change RFC 2462. You have presented no operational problem or spec or protocol problem.
If you don't think its "useful" thats fine, don't use it. /jim > -----Original Message----- > From: Francis Dupont [mailto:[EMAIL PROTECTED]] > Sent: Monday, March 04, 2002 5:00 AM > To: Pekka Savola > Cc: Margaret Wasserman; Hesham Soliman (ERA); [EMAIL PROTECTED] > Subject: Re: Should DAD be optional? [Was > draft-ietf-ipv6-cellular-host-00.txt -> wg last call?] > > > In your previous mail you wrote: > > I think DAD should be disableable for default for: > - addresses generated randomly > > => I *strongly* disagree: even if the probability is small it > is not zero. > > - addresses that are generated from e.g. EUI64 (this > might be more prone > to errors, e.g. manufacturing or "stupid" multi-port NIC's > where every > port has the same MAC address) > > => I agree: if two boxes have the same hardware number the address > collision is no more than a detail. > > Most definitely not: > - manually configured addresses > > => agree > > Because DAD is not a perfect (or even nearly so) solution anyway. > > => DAD is not perfect but only the network manager should take the > decision to forget DAD in such or such situations. Of course this > implies the "DAD avoidance" is negociated by the link-layer before > (so PPP again is a good candidate for optional DAD). > > Regards > > [EMAIL PROTECTED] > -------------------------------------------------------------------- > 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] > -------------------------------------------------------------------- > -------------------------------------------------------------------- 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] --------------------------------------------------------------------
