• The Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, and terminating communication sessions that include voice...
    29 KB (3,366 words) - 10:53, 31 May 2025
  • The Session Description Protocol (SDP) is a format for describing multimedia communication sessions for the purposes of announcement and invitation. Its...
    13 KB (1,911 words) - 00:48, 14 November 2024
  • SIMPLE, the Session Initiation Protocol for Instant Messaging and Presence Leveraging Extensions, is an instant messaging (IM) and presence protocol suite based...
    4 KB (523 words) - 05:46, 19 November 2024
  • List of SIP response codes (category VoIP protocols)
    The Session Initiation Protocol (SIP) is a signaling protocol used for controlling communication sessions such as Voice over IP telephone calls. SIP is...
    27 KB (3,020 words) - 05:16, 3 June 2025
  • STUN is a tool used by other protocols, such as Interactive Connectivity Establishment (ICE), the Session Initiation Protocol (SIP), and WebRTC. It provides...
    8 KB (1,069 words) - 13:00, 8 July 2025
  • Real-time Transport Protocol (SRTP), encrypted version of RTP Session Description Protocol (SDP), a syntax for session initiation and announcement for...
    88 KB (10,327 words) - 16:10, 10 July 2025
  • context is often used in conjunction with a signaling protocol such as the Session Initiation Protocol (SIP) which establishes connections across the network...
    19 KB (2,905 words) - 21:43, 27 May 2025
  • remote login session Session layer example: A Session Initiation Protocol (SIP) based Internet phone call Transport layer example: A TCP session, which is...
    14 KB (1,962 words) - 07:19, 28 September 2024
  • on another protocol, such as Real Time Streaming Protocol (RTSP) or Session Initiation Protocol (SIP) for establishing a control session and audio streams...
    3 KB (339 words) - 08:35, 26 July 2022
  • proxy for call events initiated over other common protocols such as H.323, and Session Initiation Protocol (SIP) for voice over IP, or ISDN for the public...
    4 KB (496 words) - 03:29, 11 January 2024
  • instantiates the session with the Session Description Protocol (SDP) over Session Initiation Protocol (SIP) or other rendezvous methods. The MSRP protocol is defined...
    4 KB (578 words) - 03:53, 24 May 2024
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    the two protocols are not directly interoperable. They are both complementary to H.323 and the Session Initiation Protocol (SIP) protocols. H.248 was...
    15 KB (1,481 words) - 20:52, 2 July 2024
  • Thumbnail for 3CX
    SIP (Session Initiation Protocol) standard to allow calls via the public switched telephone network (PSTN) or via Voice over Internet Protocol (VoIP)...
    13 KB (960 words) - 20:00, 21 July 2025
  • notable software applications which use Session Initiation Protocol (SIP) as a voice over IP (VoIP) protocol. A SIP server, also known as a SIP proxy...
    11 KB (1,080 words) - 11:22, 5 July 2025
  • is 33. Some Internet protocols such as the Session Initiation Protocol (SIP) and the Extensible Messaging and Presence Protocol (XMPP) often require SRV...
    16 KB (1,488 words) - 19:12, 16 May 2025
  • call, predominantly those using the Session Initiation Protocol (SIP), H.323, and MGCP call-signaling protocols. In many cases the SBC hides the network...
    20 KB (2,874 words) - 11:27, 19 October 2024
  • Thumbnail for VoIP phone
    control protocols such as the Session Initiation Protocol (SIP), Skinny Client Control Protocol (SCCP) or various other proprietary protocols.[citation...
    8 KB (1,127 words) - 23:33, 30 June 2025
  • element in Session Initiation Protocol (SIP) applications. SIP is a signaling protocol for managing multimedia Voice over Internet Protocol (VoIP) telephone...
    3 KB (282 words) - 05:46, 19 July 2023
  • The primary underlying technology driving this threat is the Session Initiation Protocol (SIP), which is a standard for VoIP telecommunications. Various...
    11 KB (1,376 words) - 03:25, 27 May 2025
  • remote-access populations. TLS is also a standard method for protecting Session Initiation Protocol (SIP) application signaling. TLS can be used for providing authentication...
    178 KB (17,513 words) - 18:36, 23 July 2025
  • Thumbnail for Google Voice
    forwarding, and call recording. Previously, customers of Gizmo5, a Session Initiation Protocol (SIP) service vendor acquired by Google, were allowed to forward...
    46 KB (4,807 words) - 19:16, 2 July 2025
  • indications in response. The protocol represents a decomposition of other VoIP models, such as H.323 and the Session Initiation Protocol (SIP), in which the endpoint...
    9 KB (1,260 words) - 02:34, 4 February 2023
  • example, in the mapping of servers and user addresses in the Session Initiation Protocol (SIP). The combination of NAPTR records with Service Records...
    8 KB (843 words) - 11:07, 7 July 2025
  • Thumbnail for Matrix (protocol)
    platform based on ActivityPub similar to X (formerly Twitter) XMPP Session Initiation Protocol (SIP) Rich Communication Services IRC Ermoshina, Ksenia; Musiani...
    38 KB (3,347 words) - 07:20, 25 June 2025
  • addresses that are not routable in the public Internet. The Session Initiation Protocol (SIP) has established itself as the de facto standard for voice...
    10 KB (1,556 words) - 14:45, 19 April 2025
  • privacy protection. A notable instance of this usage is in the Session Initiation Protocol (SIP) where the domain name anonymous.invalid in a SIP URI indicates...
    2 KB (228 words) - 10:00, 5 July 2024
  • The Session Initiation Protocol (SIP) is the signaling protocol selected by the 3rd Generation Partnership Project (3GPP) to create and control multimedia...
    53 KB (6,787 words) - 23:02, 15 May 2025
  • SIP URI scheme (category Internet protocols)
    Resource Identifier (URI) scheme for the Session Initiation Protocol (SIP) multimedia communications protocol. A SIP address is a URI that addresses a...
    7 KB (1,010 words) - 07:29, 17 September 2022
  • multimedia protocols, including the Session Initiation Protocol (SIP), the Media Gateway Control Protocol (MGCP), Megaco, and the H.323 protocol. H.323 is...
    2 KB (311 words) - 11:03, 23 May 2025
  • control between communication end points is facilitated with the Session Initiation Protocol (SIP). In a pure peer-to-peer application architecture no central...
    7 KB (917 words) - 09:53, 3 November 2024