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resource preemption

  • From: David Charlap <david.charlap@marconi.com>
  • Date: Fri, 04 Aug 2000 18:58:31 -0400

Don Fedyk wrote:
> 
> I think I know where your confusion comes from, the fact that although
> you reserve on the path message you lock in the bandwidth on the resv
> message. So I wouldn't preempt until the resv comes back (because the
> path message might have failed at subsequent hops). So in reality you
> do a check in both messages.

There is no requirement to reserve anything on the Path message,
although some implementations may find it convenient to do so.

-- David