{"draft":"draft-ietf-pwe3-fat-pw-07","doc_id":"RFC6391","title":"Flow-Aware Transport of Pseudowires over an MPLS Packet Switched Network","authors":["S. Bryant, Ed.","C. Filsfils","U. Drafz","V. Kompella","J. Regan","S. Amante"],"format":["ASCII","HTML"],"page_count":"19","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Pseudowire Emulation Edge to Edge","abstract":"Where the payload of a pseudowire comprises a number of distinct\r\nflows, it can be desirable to carry those flows over the Equal Cost\r\nMultiple Paths (ECMPs) that exist in the packet switched network.\r\nMost forwarding engines are able to generate a hash of the MPLS label\r\nstack and use this mechanism to balance MPLS flows over ECMPs.\r\n\r\nThis document describes a method of identifying the flows, or flow\r\ngroups, within pseudowires such that Label Switching Routers can\r\nbalance flows at a finer granularity than individual pseudowires.\r\nThe mechanism uses an additional label in the MPLS label stack. \r\n[STANDARDS-TRACK]","pub_date":"November 2011","keywords":["[--------]"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":["RFC7274"],"see_also":[],"doi":"10.17487\/RFC6391","errata_url":null}