Re: off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07

2009-11-10 Thread Suresh Krishnan
Hi Hemant, On 09-11-09 08:16 PM, Hemant Singh (shemant) wrote: Humble apologies for not reading this lowpan doc, but I have listened to its core ideas during the past IETFs prezos and understand the link model being used for it. I still have some general comments that are worth discussing

RE: off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07

2009-11-10 Thread Hemant Singh (shemant)
] Sent: Wednesday, November 11, 2009 11:26 AM To: Hemant Singh (shemant) Cc: ipv6@ietf.org; Pascal Thubert (pthubert); j...@archrock.com; sami...@ipinfusion.com; c...@tzi.org; Erik Nordmark; Dave Thaler Subject: Re: off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07 Hi Hemant, On 09-11-09

RE: off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07

2009-11-10 Thread Hemant Singh (shemant)
in the 6lowpan talk: draft-ietf-6lowpan-nd-07 Suresh, I have already given an explanation. There is no means in IPv6 ND to signal a prefix as off-link! It's just that when the L-bit is cleared the host has to send traffic to the default router. Hemant -Original Message- From: Suresh

off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07

2009-11-09 Thread Hemant Singh (shemant)
Humble apologies for not reading this lowpan doc, but I have listened to its core ideas during the past IETFs prezos and understand the link model being used for it. I still have some general comments that are worth discussing when bringing such work to 6man. Note that if the multi-link,

RE: off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07

2009-11-09 Thread Hemant Singh (shemant)
in the 6lowpan talk: draft-ietf-6lowpan-nd-07 Hemant, it is probably best if you copy 6low...@ietf.org for discussing this. Will do - thanks. Note that if the multi-link, multi-hop network has all client nodes as off-link to each other, then there is only one type of regular ND (RFC4861) RA that can

Re: off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07

2009-11-09 Thread Carsten Bormann
Hemant, it is probably best if you copy 6low...@ietf.org for discussing this. Note that if the multi-link, multi-hop network has all client nodes as off-link to each other, then there is only one type of regular ND (RFC4861) RA that can signal off-link. This is an RA with no PIO (Prefix

Re: [6lowpan] off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07

2009-11-09 Thread Zach Shelby
Carsten presented 6lowpan-nd to 6man today, which was useful. A comment that came in from Dave Thaler was to re-use the autoconf model. Everyone should take a look at: http://tools.ietf.org/html/draft-ietf-autoconf-adhoc-addr-model-00 This greatly simplifies the editorial/terminology work

Re: off-link model in the 6lowpan talk: draft-ietf-6lowpan-nd-07

2009-11-09 Thread Carsten Bormann
On Nov 10, 2009, at 11:05, Hemant Singh (shemant) wrote: ND as specified by RFC 4861 has no means to signal a prefix as off-link, so the L bit cleared is not signaling off-link. Right, L=0 does not say this is off-link, it says I'm not saying it is on-link. (RFC 4861, section 4.6.2 and