{"draft":"draft-ietf-pce-stateful-pce-optional-13","doc_id":"RFC9753","title":"Extension for Stateful PCE to Allow Optional Processing of Path Computation Element Communication Protocol (PCEP) Objects","authors":["C. Li","H. Zheng","S. Litkowski"],"format":["HTML","TEXT","PDF","XML"],"page_count":"10","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Path Computation Element","abstract":"This document introduces a mechanism to mark some of the Path\r\nComputation Element Communication Protocol (PCEP) objects as optional\r\nduring PCEP message exchange, so the stateful Path Computation\r\nElement (PCE) model can relax some constraints during path\r\ncomputation and setup. This document introduces this relaxation to\r\nstateful PCE, and it updates RFC 8231.","pub_date":"April 2025","keywords":["PCEP","Stateful","optional processing"],"obsoletes":[],"obsoleted_by":[],"updates":["RFC8231"],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC9753","errata_url":null}