The MPLS WG Archive

["Feng, Mark" <m_feng@trillium.com>]

> -----Original Message-----
> From: David Charlap [mailto:david.charlap@marconi.com]
> Sent: Wednesday, August 01, 2001 7:15 AM
> To: 'mpls@uu.net'
> > I agree with this as well:-). My point was, the egress router needs
> > to base on some kind of criteria to decide the style. That is
> > outside the scope of RSVP. Like you said, if the egress router
> > completely ignore the information in the Path messages, the
> > product might not be that appealing.
> 
> I can think of three situations where the egress router may ignore the
> ingress router's choice of style:
> 
> 1: The egress router's code only supports one style, so everything
>    gets that style, regardless of request.
> 
> 2: Another LSP in the same session is using a different style.
> 
> 3: The operator configured the switch's local policy to override the
>    requested style for the LSP.
> 
> If none of these three apply, a switch should observe the requested
> style flag, since there is no good reason not to.
>

I agree.

- Mark
 
> -- David
>