{"draft":"draft-ietf-pcp-anycast-08","doc_id":"RFC7723","title":"Port Control Protocol (PCP) Anycast Addresses","authors":["S. Kiesel","R. Penno"],"format":["ASCII","HTML"],"page_count":"9","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Port Control Protocol","abstract":"The Port Control Protocol (PCP) anycast addresses enable PCP clients\r\nto transmit signaling messages to their closest PCP-aware on-path\r\nNAT, firewall, or other middlebox without having to learn the IP\r\naddress of that middlebox via some external channel.  This document\r\nestablishes one well-known IPv4 address and one well-known IPv6\r\naddress to be used as PCP anycast addresses.","pub_date":"January 2016","keywords":["Port Control Protocol","anycast address","anycast server discovery","Port Control Protocol server discovery","port mapping","NAT control","firewall control"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC7723","errata_url":null}