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Re: GTSMbis revived

Subject: Re: GTSMbis revived
From: David Meyer
Date: Wed, 30 Aug 2006 13:15:44 -0700
Thanks Pekka. Much appreciated. --dmm

On Wed, Aug 30, 2006 at 11:14:04PM +0300, Pekka Savola wrote:
> Hello all,
> GTSMbis document has been revived.  I'm currently holding the pen, and 
> comments would be appreciated.  It should include all the comments 
> received so far.
> The most important changes:
>  - Reduce multi-hop scenario (TrustRadius etc.) to only a mention in 
> the appendix
>  - GTSM procedure text rewritten based on Alex's suggestions
>  - require that also TCP RSTs, ICMP errors, etc. that relate to a GTSM 
> service must be sent with TTL=255.
>  - require that TTL of originated GTSM traffic must not be decremented 
> by the forwarding engine.
>  - Update the security considerations on tunneling.
> Comments on these changes would particularly appreciated.
> Abstract
>    The use of a packet's Time to Live (TTL) (IPv4) or Hop Limit (IPv6)
>    to verify whether the packet originated within the same link has been
>    used in many recent protocols.  This document generalizes this
>    technique.  This document obsoletes RFC 3682.
> http://www.ietf.org/internet-drafts/draft-ietf-rtgwg-rfc3682bis-06.txt
> -- 
> Pekka Savola                 "You each name yourselves king, yet the
> Netcore Oy                    kingdom bleeds."
> Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings
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