Supported PCEP Standards
Junos OS substantially supports the following RFCs and Internet drafts, which define standards for PCEP.
RFC 5440, Path Computation Element (PCE) Communication Protocol (PCEP)—Stateful PCE
RFC 8231, Path Computation Element Communication Protocol (PCEP)—Extensions for Stateful PCE
RFC 8281, Path Computation Element Communication Protocol (PCEP)—Extensions PCE-Initiated LSP Setup in a Stateful PCE Model
Internet draft-ietf-pce-stateful-pce-07.txt, PCEP Extensions for Stateful PCE
Internet draft-crabbe-pce-pce-initiated-lsp-03.txt, PCEP Extensions for PCE-initiated LSP Setup in a Stateful PCE Model
Internet draft-ietf-pce-segment-routing-06.txt, PCEP Extensions for Segment Routing
Internet draft-ietf-pce-stateful-pce-p2mp-02.txt, Path Computation Element (PCE) Protocol Extensions for Stateful PCE usage for Point-to-Multipoint Traffic Engineering Label Switched Paths
Internet draft draft-cbrt-pce-stateful-local-protection-01, PCEP Extensions for RSVP-TE Local-Protection with PCE-Stateful (excluding support for bypass LSP mapping)
Internet draft draft-ietf-pce-pcep-flowspec-05, PCEP Extension for Flow Specification
The current implementation of this feature does not implement the following sections of the draft:
Section 3.1.2—Advertising PCE capabilties in IGP
Section 3.2—PCReq and PCRep message
Section 7—Most of the flow specifications, except route distinguisher and IPv4 Multicast Flow specifications, are not supported.