{"draft":"draft-ietf-pce-pcep-19","doc_id":"RFC5440","title":"Path Computation Element (PCE) Communication Protocol (PCEP)","authors":["JP. Vasseur, Ed.","JL. Le Roux, Ed."],"format":["ASCII","HTML"],"page_count":"87","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Path Computation Element","abstract":"This document specifies the Path Computation Element (PCE)\r\nCommunication Protocol (PCEP) for communications between a Path\r\nComputation Client (PCC) and a PCE, or between two PCEs.  Such\r\ninteractions include path computation requests and path computation\r\nreplies as well as notifications of specific states related to the\r\nuse of a PCE in the context of Multiprotocol Label Switching (MPLS)\r\nand Generalized MPLS (GMPLS) Traffic Engineering.  PCEP is designed\r\nto be flexible and extensible so as to easily allow for the addition\r\nof further messages and objects, should further requirements be\r\nexpressed in the future.  [STANDARDS-TRACK]","pub_date":"March 2009","keywords":["[--------]","MPLS","GMPLS","Traffic Engineering","Label Switched Path"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":["RFC7896","RFC8253","RFC8356","RFC9488","RFC9756"],"see_also":[],"doi":"10.17487\/RFC5440","errata_url":"https:\/\/www.rfc-editor.org\/errata\/rfc5440"}