[rbridge] Improvements to draft-ietf-trill-adj

[Radia Perlman]

Fine with me.

Radia




On Wed, Dec 29, 2010 at 1:56 PM, Donald Eastlake <d3e3e3 at gmail.com> wrote:
> Hi,
>
> Looking over draft-ietf-trill-adj-00, I'd like to make the following changes:
>
> (1) In references to Hello holding timers, remove all occurrences of
> "decrement" and re-word so as to use "expiration". This will make the
> wording more closer to that in other specifications that refer to the
> holding time running out.
>
> (2) Event 4 in Section 3.3 is a bit ambiguous. It currently says:
>
>   4. Decrement of Hello holding timers changes them so both are zero
>
> which can be interpreted to mean that both holding timers associated
> with an adjacency have to expire at the same time. I propose
> re-wording it as
>
>  4. The expiration of one or both Hello holding timers results in
> them both being expired.
>
> (3) The current abstract is just one short sentence and does not give
> much context. I propose changing it to the two paragraphs posted at
> the end of this message.
>
> Thanks,
> Donald
> =============================
>  Donald E. Eastlake 3rd   +1-508-333-2270 (cell)
>  155 Beaver Street
>  Milford, MA 01757 USA   +1-508-634-2066 (home)
>  d3e3e3 at gmail.com
>
>
> Proposed Abstract for draft-ietf-trill-adj:
>
>  The IETF TRILL protocol provides optimal pair-wise data forwarding
>  without configuration, safe forwarding even during periods of
>  temporary loops, and support for multipathing of both unicast and
>  multicast traffic. TRILL accomplishes this by using IS-IS link
>  state routing and by encapsulating traffic using a header that
>  includes a hop count. Devices that implement TRILL are called
>  RBridges.
>
>  TRILL supports multi-access LAN links that can have multiple end
>  stations and RBridges attached. This document describes the TRILL
>  LAN Hello protocol used on such links as regards adjacency,
>  designated RBridge selection, and MTU procedures, with state
>  machines. TRILL requires no changes to adjacency state machinery for
>  IS-IS point-to-point Hellos, which are used on links configured as
>  point-to-point.
>
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