The MPLS WG Archive

Cell Relay Retreat>MPLS WG Archive>month:2001-Nov> msg00229



[Date Prev][Date Next][Thread Prev][Thread Next]  
  [Date Index][Thread Index][Author Index][Subject Index]

MIBs and TTL

  • From: neil.2.harrison@bt.com
  • Date: Tue, 27 Nov 2001 09:08:04 -0000
  • Cc: mpls@UU.NET

Eric....what happens if you decrement at an ingress by N say (N being the
'guessed/known' number of hops) and then protection switching occurs such
that the hops change to M now.....does one have to re-set the ingress
decrement to the new 'guess/known' number of hops?

regards, Neil

> -----Original Message-----
> From: Eric Gray [mailto:eric.gray@sandburst.com]
> Sent: 26 November 2001 20:44
> To: David Allan
> Cc: mpls
> Subject: Re: MIBs and TTL
> 
> 
> David,
> 
>     For non-TTL capable links, the TTL should have been decremented at
> the ingress, rather than the egress.  The ingress - for example - may
> decrement by one, or by the hop-count.  If these are the choices, the
> actual decrement at the ingress will depend on the model of the LSP.
> 
<snipped to end>

  • Follow-Ups: