[j-nsp] OSPF Shortcuts Problem

[Hannes Gredler]

abhishek,

unless you provide the metrics of the links and the metric of the LSP
it is hard to tell if the router is doing the right thing.

/hannes

Abhishek Verma wrote:
> Hi,
> 
> A -- B -- C -- D -- E
> 
> The network that connects C and D is 20.20.20.0/24 network.
> 
> I have an MPLS LSP Tunnel t1 that is setup from A to D.
> 
> I am using OSPF and igp-shortcuts on A.
> 
> I find that in my FIB that the best route to reach E is via the tunnel
> t1. This is ok.
> 
> I also find that the best route to reach 20.20.20.0/24 network is via
> tunnel t1. Is *this* okay. I was under the impression that we can use
> tunnels to only reach destinations downstream to the tunnel end point,
> i.e. routers/networks beyond D (since tunnel t1 end point is D).
> 
> Is my FIB entry correct wherein i see tunnel t1 as the next-hop to
> reach network 20.20.20.0/24?