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Supported BFD Standards

Junos OS substantially supports the following standards for Bidirectional Forwarding Detection (BFD).

  • RFC 5880, Bidirectional Forwarding Detection. (Partial support—Echo and Demand mode is not supported).

  • RFC 5881, Bidirectional Forwarding Detection (BFD) for IPv4 and IPv6 (Fully compliant).

  • RFC 5882, Generic Application of Bidirectional Forwarding Detection (BFD).

  • RFC 5883, Bidirectional Forwarding Detection (BFD) (Fully compliant).

  • RFC 5884, Bidirectional Forwarding Detection (BFD) for MPLS Label Switched Paths (LSPs). (Partial support—Packets from egress to ingress come with singlehop port and while sending packets, the router alert option is used setting TTL to 1).

  • RFC 5885, Bidirectional Forwarding Detection (BFD) for the Pseudowire Virtual Circuit Connectivity Verification (VCCV). (Fully compliant)