JUNOS MPLS LDP Session Protection
Introduction
Page discuses LDP Session Protection used to maintain LDP session when directly connected links fail, but both devices have IP connectivity.
Junos MPLS LDP Session Protection
- Based on RFC 5036.
- When directly connected links go down, the LDP TCP session is maintained.
- When directly connected links come back up, session is not restarted, but hello packets are exchanged.
- Duration of how long to maintain the session after directly connect links go down.