@techreport{qc-pce-path-routing-00, number = {draft-qc-pce-path-routing-00}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/html/draft-qc-pce-path-routing-00}, author = {Yingzhen Qu and Huaimo Chen}, title = {{PCEP Extensions for Preferred Path Routing}}, pagetotal = 16, year = 2019, month = jul, day = 8, abstract = {This document specifies extensions to the Path Computation Element Protocol (PCEP) that allow a stateful PCE to initiate Preferred Path Routing (PPR) paths. It also specifies how PCC should react to the PCEP messages.}, }