Pekka, DAD works and should be mandated in our specs and is. Its done.
But your free to ship products however you choose. /jim > -----Original Message----- > From: Pekka Savola [mailto:[EMAIL PROTECTED]] > Sent: Monday, March 04, 2002 3:46 AM > To: Margaret Wasserman > Cc: Hesham Soliman (ERA); [EMAIL PROTECTED] > Subject: Re: Should DAD be optional? [Was > draft-ietf-ipv6-cellular-host-00.txt -> wg last call?] > > > On Mon, 4 Mar 2002, Margaret Wasserman wrote: > > However, making DAD optional (and advising against the use of DAD) > > on point-to-point links, is in direct conflict with RFC 2462, > > which says: > > > > "Duplicate Address Detection MUST take place on all unicast > > addresses, regardless of whether they are obtained through > > stateful, stateless or manual configuration..." > > > > I don't think that we should publish an informational document that > > advises some implementors to do something that specifically > > disagrees with a MUST requirement in a standards-track document. > > If the standards-track document is broken, we need to fix it > > instead. > > > > [Please note that I actually think that we should be able to > > disable DAD for some link types. I made a proposal to that effect > > several years ago, but my arguments didn't win the day.] > > I think DAD should be disableable for default for: > - addresses generated randomly > - 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) > > Most definitely not: > - manually configured addresses > > Because DAD is not a perfect (or even nearly so) solution anyway. > > -- > 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] > -------------------------------------------------------------------- > -------------------------------------------------------------------- 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] --------------------------------------------------------------------
