The MPLS WG Archive

["Chetan Pinto" <chetanpinto@hotmail.com>]

>Hi All,
>
>     I have one basic question in handling of label request message. LRq.2
>states that "Is there next hop for FEC ?". My question is what should be 
>the
>LSR behavior when there is next hop for FEC (as per routing module) but
>there is NO LDP session with the next hop node.
>
>    In such cases, should we consider ourself as EGRESS node and send Label
>Mapping to upstream node (for both independent and ordered case)?

Yeah, the node should act as a Proxy-Egress

>Or we
>should interpret this as a failure of LRq.2 and send Notification to the
>upstream node (again for both independent and ordered case) ?

No

>   Similarly, what should be LDP behavior when recognize new FEC procedure 
>is
>executed and there is NO LDP session with next hop node.
>Should we consider ourself as EGRESS node (till the time session with next
>hop is up)? Or we should consider ourself as "intermediate" node always, no
>matter session with next hop is up or down?

Again act as a proxy-egress


>
>   Thanks in advance.
>
>Regards
>Prashant.
>


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