{"draft":"draft-ietf-dccp-simul-open-08","doc_id":"RFC5596","title":"Datagram Congestion Control Protocol (DCCP) Simultaneous-Open Technique to Facilitate NAT\/Middlebox Traversal","authors":["G. Fairhurst"],"format":["ASCII","HTML"],"page_count":"25","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Datagram Congestion Control Protocol","abstract":"This document specifies an update to the Datagram Congestion Control\r\nProtocol (DCCP), a connection-oriented and datagram-based transport\r\nprotocol.  The update adds support for the DCCP-Listen packet.  This\r\nassists DCCP applications to communicate through middleboxes (e.g., a\r\nNetwork Address Port Translator or a DCCP server behind a firewall),\r\nwhere peering endpoints need to initiate communication in a near-\r\nsimultaneous manner to establish necessary middlebox state.  \r\n[STANDARDS-TRACK]","pub_date":"September 2009","keywords":["[--------]","DCCP","NAT traversal","Middlebox Issues"],"obsoletes":[],"obsoleted_by":[],"updates":["RFC4340"],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC5596","errata_url":null}