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Supported LDP Standards

The JUNOS Software substantially supports the following LDP standards.

Standards Track RFCs

• 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 3478, Graceful Restart Mechanism for Label Distribution Protocol

Informational RFC

• RFC 3215, LDP State Machine