Supported LDP Standards

The JUNOS software substantially supports the following LDP standards:

RFC 3036, LDP Specification
For the following features described in the indicated sections of the RFC, the JUNOS software supports one of the possible modes but not the other:
- Label distribution control (section 2.6.1): Ordered mode is supported, but not Independent mode.
- Label retention (section 2.6.2): Liberal mode is supported, but not Conservative mode.
- Label advertisement (section 2.6.3): Downstream Unsolicited mode is supported, but not Downstream on Demand mode.
RFC 3212, Constraint-Based LSP Setup using LDP
RFC 3215, LDP State Machine
RFC 3478, Graceful Restart Mechanism for Label Distribution Protocol