[Rsvp] Re: RSVP-TE and CR-LDP

[Joe Lin]

Juniper E-series box can do both cr-ldp and rsvp-te


---- David Charlap <David.Charlap@marconi.com> wrote:
> sumit singh wrote:
> > 
> > Can a single router run both RSVP-TE and CR-LDP parallely (i.e., 
> > together at the same time)?
> 
> I don't see why not.  Assuming that they don't step on each others label 
> spaces (which would be an implementation issue, not a protocol issue) I 
> se no reason why they couldn't.
> 
> > If yes I wonder if someone could highlight the major issues that need to 
> > be taken care of.
> 
> If RSVP-TE uses a particular label value for one of its LSPs, then 
> CR-LDP (or LDP or anything else) must not use that same label value.  If 
> your router uses a common module for assigning labels to all protocols, 
> this should not be an issue.
> 
> Ingress nodes will have to decide which LSP to forward data packets into 
> if there are multiple LSPs going to the same destination.  But this 
> problem exists even when you're only using one TE protocol.
> 
> I can't think of any other potential problems.
> 
> > Is there any such product already existing in the market?
> 
> Don't know about that.
> 
> -- David
> 
> 
> 
>