[j-nsp] MPLS Endpoint Discussion

[Alexander Arseniev]

On 03/07/2015 01:45, Ben Dale wrote:
> Always use loopbacks - if the link goes down (or the preceding node), 
> the destination of the LSP goes with it - Junos will not maintain 
> prefixes for downed interfaces. You mention this being a ring - if you 
> target the LSP to a loopback, your IGP will provide an alternative 
> path after a failure. 
Sometimes it is a feature - more than once I have come across a request 
for "if it fails, it fails" type of service meaning cheap nonresilient 
connection.
And LSPs destined to link IPs and coupled with strict EROs fit such 
requirement nicely, but I digress...
HTH
Thanks
Alex