{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,26]],"date-time":"2026-02-26T11:53:48Z","timestamp":1772106828728,"version":"3.50.1"},"reference-count":12,"publisher":"Association for Computing Machinery (ACM)","issue":"2","license":[{"start":{"date-parts":[[2007,3,1]],"date-time":"2007-03-01T00:00:00Z","timestamp":1172707200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":["Queue"],"published-print":{"date-parts":[[2007,3]]},"abstract":"<jats:p>Chances are you\u2019re already using SIP (Session Initiation Protocol). It is one of the key innovations driving the current evolution of communications systems. Its first major use has been signaling in Internet telephony. Large carriers have been using SIP inside their networks for interconnect and trunking across long distances for several years. If you\u2019ve made a long-distance call, part of that call probably used SIP.<\/jats:p>","DOI":"10.1145\/1229899.1229909","type":"journal-article","created":{"date-parts":[[2007,4,5]],"date-time":"2007-04-05T19:20:08Z","timestamp":1175800808000},"page":"22-33","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":17,"title":["SIP: Basics and Beyond"],"prefix":"10.1145","volume":"5","author":[{"given":"Robert","family":"Sparks","sequence":"first","affiliation":[{"name":"Estacado Systems"}]}],"member":"320","published-online":{"date-parts":[[2007,3]]},"reference":[{"key":"e_1_2_1_1_1","volume-title":"SIP: Session Initiation Protocol, RFC 3261.","author":"Rosenberg J.","year":"2002","unstructured":"Rosenberg , J. , Schulzrinne , H. , Camarillo , G. , Johnston , A. , Peterson , J. , Sparks , R. , Handley , M. , Schooler , E. 2002 . SIP: Session Initiation Protocol, RFC 3261. Rosenberg, J., Schulzrinne, H., Camarillo, G., Johnston, A., Peterson, J., Sparks, R., Handley, M., Schooler, E. 2002. SIP: Session Initiation Protocol, RFC 3261."},{"key":"e_1_2_1_2_1","volume-title":"RTP: A transport protocol for real-time applications. STD 64, RFC 3550 (July).","author":"Schulzrinne H.","year":"2003","unstructured":"Schulzrinne , H. , Casner , S. , Frederick , R. , Jacobson , V. 2003 . RTP: A transport protocol for real-time applications. STD 64, RFC 3550 (July). Schulzrinne, H., Casner, S., Frederick, R., Jacobson, V. 2003. RTP: A transport protocol for real-time applications. STD 64, RFC 3550 (July)."},{"key":"e_1_2_1_3_1","volume-title":"SDP: Session Description Protocol, RFC 4566 (July).","author":"Handley M.","year":"2006","unstructured":"Handley , M. , Jacobson , V. , Perkins , C. 2006 . SDP: Session Description Protocol, RFC 4566 (July). Handley, M., Jacobson, V., Perkins, C. 2006. SDP: Session Description Protocol, RFC 4566 (July)."},{"key":"e_1_2_1_4_1","doi-asserted-by":"crossref","unstructured":"Rosenberg J. Schulzrinne H. 2002. Session Initiation Protocol (SIP): Locating SIP servers RFC 3263 (June).   Rosenberg J. Schulzrinne H. 2002. Session Initiation Protocol (SIP): Locating SIP servers RFC 3263 (June).","DOI":"10.17487\/rfc3263"},{"key":"e_1_2_1_5_1","doi-asserted-by":"crossref","unstructured":"Peterson J. Jennings C. 2006. Enhancements for authenticated identity management in the Session Initiation Protocol (SIP) RFC 4474 (August).  Peterson J. Jennings C. 2006. Enhancements for authenticated identity management in the Session Initiation Protocol (SIP) RFC 4474 (August).","DOI":"10.17487\/rfc4474"},{"key":"e_1_2_1_6_1","unstructured":"Rosenberg J. 2006. Obtaining and using Globally Routable User Agent (UA) URIs (GRUU) in the Session Initiation Protocol (SIP) draft-ietf-sip-gruu-11 (work in progress October).  Rosenberg J. 2006. Obtaining and using Globally Routable User Agent (UA) URIs (GRUU) in the Session Initiation Protocol (SIP) draft-ietf-sip-gruu-11 (work in progress October)."},{"key":"e_1_2_1_7_1","doi-asserted-by":"crossref","unstructured":"Rosenberg J. 2004. A presence event package for the Session Initiation Protocol (SIP) RFC 3856 (August).  Rosenberg J. 2004. A presence event package for the Session Initiation Protocol (SIP) RFC 3856 (August).","DOI":"10.17487\/rfc3856"},{"key":"e_1_2_1_8_1","doi-asserted-by":"crossref","unstructured":"Campbell B. 2006. The Message Session Relay Protocol draft-ietf-simple-message-sessions-16 (work in progress October).  Campbell B. 2006. The Message Session Relay Protocol draft-ietf-simple-message-sessions-16 (work in progress October).","DOI":"10.17487\/rfc4975"},{"key":"e_1_2_1_9_1","unstructured":"Rosenberg J. 2006. Simple traversal underneath network address translators (NAT) (STUN) draft-ietf-behave-rfc3489bis-05 (work in progress October).  Rosenberg J. 2006. Simple traversal underneath network address translators (NAT) (STUN) draft-ietf-behave-rfc3489bis-05 (work in progress October)."},{"key":"e_1_2_1_10_1","unstructured":"Rosenberg J. 2006. Obtaining relay addresses from simple traversal underneath NAT (STUN) draft-ietf-behave-turn-02 (work in progress October).  Rosenberg J. 2006. Obtaining relay addresses from simple traversal underneath NAT (STUN) draft-ietf-behave-turn-02 (work in progress October)."},{"key":"e_1_2_1_11_1","unstructured":"Rosenberg J. 2006. Interactive Connectivity Establishment (ICE): A methodology for network address translator (NAT) traversal for offer\/answer protocols draft-ietf-mmusic-ice-12 (work in progress October).  Rosenberg J. 2006. Interactive Connectivity Establishment (ICE): A methodology for network address translator (NAT) traversal for offer\/answer protocols draft-ietf-mmusic-ice-12 (work in progress October)."},{"key":"e_1_2_1_12_1","unstructured":"Sparks R. 2006. Addressing an amplification vulnerability in Session Initiation Protocol (SIP) forking proxies draft-ietf-sip-fork-loop-fix-04 (work in progress October).  Sparks R. 2006. Addressing an amplification vulnerability in Session Initiation Protocol (SIP) forking proxies draft-ietf-sip-fork-loop-fix-04 (work in progress October)."}],"container-title":["Queue"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1229899.1229909","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1229899.1229909","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T14:47:27Z","timestamp":1750258047000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1229899.1229909"}},"subtitle":["More than just a simple telephony application protocol, SIP is a framework for developing communications systems."],"short-title":[],"issued":{"date-parts":[[2007,3]]},"references-count":12,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2007,3]]}},"alternative-id":["10.1145\/1229899.1229909"],"URL":"https:\/\/doi.org\/10.1145\/1229899.1229909","relation":{},"ISSN":["1542-7730","1542-7749"],"issn-type":[{"value":"1542-7730","type":"print"},{"value":"1542-7749","type":"electronic"}],"subject":[],"published":{"date-parts":[[2007,3]]},"assertion":[{"value":"2007-03-01","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}