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  2. Session Initiation Protocol - Wikipedia

    en.wikipedia.org/wiki/Session_Initiation_Protocol

    The Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, and terminating communication sessions that include voice, video and messaging applications. [1] SIP is used in Internet telephony , in private IP telephone systems, as well as mobile phone calling over LTE ( VoLTE ).

  3. List of SIP response codes - Wikipedia

    en.wikipedia.org/wiki/List_of_SIP_response_codes

    The Session Initiation Protocol (SIP) is a signaling protocol used for controlling communication sessions such as Voice over IP telephone calls. SIP is based on request/response transactions, in a similar manner to the Hypertext Transfer Protocol (HTTP).

  4. SIP extensions for the IP Multimedia Subsystem - Wikipedia

    en.wikipedia.org/wiki/SIP_extensions_for_the_IP...

    The Session Initiation Protocol (SIP) is the signaling protocol selected by the 3rd Generation Partnership Project (3GPP) [1] [2] to create and control multimedia sessions with multiple participants in the IP Multimedia Subsystem (IMS). It is therefore a key element in the IMS framework.

  5. SIP - Wikipedia

    en.wikipedia.org/wiki/SIP

    Standard Interchange Protocol, in library systems; System Information Packet, in the DMX512 standard for stage lighting control; Session Initiation Protocol, a signaling protocol most commonly used in Internet Telephony

  6. Vertical handover - Wikipedia

    en.wikipedia.org/wiki/Vertical_handover

    Download QR code; Print/export Download as PDF; ... The most common method is to use SIP (Session Initiation Protocol) and Mobile IP. Handoff procedure

  7. Peer-to-peer SIP - Wikipedia

    en.wikipedia.org/wiki/Peer-to-peer_SIP

    Peer-to-peer SIP (P2P-SIP) is an implementation of a distributed voice over Internet Protocol (VoIP) or instant messaging communications application using a peer-to-peer (P2P) architecture in which session control between communication end points is facilitated with the Session Initiation Protocol (SIP).

  8. 3pcc - Wikipedia

    en.wikipedia.org/wiki/3pcc

    RFC 3261 — SIP: Session Initiation Protocol; RFC 3312 — Integration of Resource Management and Session Initiation Protocol (SIP) RFC 3725 — Best Current Practices for Third Party Call Control (3pcc) in the Session Initiation Protocol (SIP) RFC 4032 — Update to the Session Initiation Protocol (SIP) Preconditions Framework

  9. Media-independent handover - Wikipedia

    en.wikipedia.org/wiki/Media-independent_handover

    The required messages are relayed by the Media Independent Handover Function, MIHF, that is located in the protocol stack between the layer 2 wireless technologies and IP at layer 3. MIH may communicate with various IP protocols including Session Initiation Protocol (SIP) for signaling, Mobile IP for mobility management, and DiffServ and ...