Re: Flow label drafts - updates, main open issue

2011-03-06 Thread Brian E Carpenter
Hi, I'm not hearing much in response to the open issue: Should we delete most of the text concerning stateful methods of handling the flow label? In fact I'm not hearing much at all. Should I ask the WG Chairs to conclude that everybody is OK with these drafts? That would save us some time i

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mark Smith
On Sun, 6 Mar 2011 11:40:12 +0100 (CET) Mikael Abrahamsson wrote: > On Sun, 6 Mar 2011, Mark Smith wrote: > > > I don't think I said an on-link prefix was required. All I have ever > > said is that, as per the RFC5942, if you want to have an on-link > > prefix, you must announce it in a PIO (wit

Re: Question about the link-local addresses

2011-03-06 Thread Brian Haberman
On 3/5/11 5:28 PM, Karl Auer wrote: > On Sat, 2011-03-05 at 09:49 -0500, Scott Schmit wrote: >> I'm leaning toward the interpretation being "if you're in fe80::/10, >> you're link local, but addresses outside fe80::/64 are reserved." > > Linux treats link local addresses as being in a /64: > > wl

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mikael Abrahamsson
On Sun, 6 Mar 2011, sth...@nethelp.no wrote: *What netmask should the client use for the received address* in this case? When we tested this, it used /128 which is the only sane behaviour I can see. The only obvious alternatives I can think of are /64 and /128, since the IA_NA address does

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread sthaug
> I don't think I said an on-link prefix was required. All I have ever > said is that, as per the RFC5942, if you want to have an on-link > prefix, you must announce it in a PIO (without the A bit if you don't > want it to be used for SLAAC). Steinar gave an example which could > imply that wasn't

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mikael Abrahamsson
On Sun, 6 Mar 2011, Mark Smith wrote: I don't think I said an on-link prefix was required. All I have ever said is that, as per the RFC5942, if you want to have an on-link prefix, you must announce it in a PIO (without the A bit if you don't want it to be used for SLAAC). You said: I don't t

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mark Smith
On Sun, 6 Mar 2011 10:47:06 +0100 (CET) Mikael Abrahamsson wrote: > On Sun, 6 Mar 2011, Mark Smith wrote: > > > The PIO isn't to make DHCPv6 work, it is to inform the end-host of what > > destinations are onlink. Here is what RFC5942 says - > > Why does it need destinations on-link? It only nee

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mikael Abrahamsson
On Sun, 6 Mar 2011, Mark Smith wrote: The PIO isn't to make DHCPv6 work, it is to inform the end-host of what destinations are onlink. Here is what RFC5942 says - Why does it need destinations on-link? It only needs to know it's IPv6 address and how to reach the router, nothing more. I don't

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mark Smith
On Sun, 6 Mar 2011 09:54:42 +0100 (CET) Mikael Abrahamsson wrote: > On Sun, 6 Mar 2011, Mark Smith wrote: > > > I don't think that will always work. The PIO is needed to indicate to > > end-nodes what the onlink prefix(es) are, as per RFC5942. > > Why do they need to know that? > > In our tes

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mark Smith
On Sun, 06 Mar 2011 09:49:11 +0100 (CET) sth...@nethelp.no wrote: > > > > So in summary - > > > > > > > > RA with M and O bits set > > > > PIO in RA with prefix(es) with L bit on and A bit off > > > > > > > > will force DHCPv6. > > > > > > Or, alternatively, RA with M and O bits set and no pref

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mikael Abrahamsson
On Sun, 6 Mar 2011, Mark Smith wrote: I don't think that will always work. The PIO is needed to indicate to end-nodes what the onlink prefix(es) are, as per RFC5942. Why do they need to know that? In our testing at least under Linux did just fine by knowing how to reach the router and that i

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread sthaug
> > > So in summary - > > > > > > RA with M and O bits set > > > PIO in RA with prefix(es) with L bit on and A bit off > > > > > > will force DHCPv6. > > > > Or, alternatively, RA with M and O bits set and no prefix at all. > > > > I don't think that will always work. The PIO is needed to indi

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread Mark Smith
On Sun, 06 Mar 2011 09:02:18 +0100 (CET) sth...@nethelp.no wrote: > > So in summary - > > > > RA with M and O bits set > > PIO in RA with prefix(es) with L bit on and A bit off > > > > will force DHCPv6. > > Or, alternatively, RA with M and O bits set and no prefix at all. > I don't think tha

Re: draft-yhb-6man-slaac-improvement-00

2011-03-06 Thread sthaug
> So in summary - > > RA with M and O bits set > PIO in RA with prefix(es) with L bit on and A bit off > > will force DHCPv6. Or, alternatively, RA with M and O bits set and no prefix at all. Steinar Haug, Nethelp consulting, sth...@nethelp.no ---