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  1. Session Initiation Protocol - Wikipedia

    SIP is a text-based protocol modeled on the structure of HTTP and SMTP, enabling interoperability and integration with other Internet applications. It provides mechanisms for …

  2. Session Initiation Protocol - GeeksforGeeks

    Jul 15, 2025 · Session Initiation Protocol was designed by IETF and is described in RFC 3261. It's the protocol of application layer that describes the way to found out Internet telephone calls, …

  3. What is Session Initiation Protocol (SIP)? A definition

    Jul 2, 2021 · What is Session Initiation Protocol (SIP)? Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, modifying and terminating real-time …

  4. Session Initiation Protocol (SIP) Technical Guide - WhichVoIP

    The SIP protocol is an IP telephony control signaling protocol that is used for establishing and terminating media and telephony sessions (voice, video, etc) between one or more …

  5. SIP Tutorial | Explanation on the basics of Session Initiation Protocol ...

    2 days ago · SIP (Session Initiation Protocol) is a signaling protocol, widely used for setting up, connecting and disconnecting communication sessions, typically voice or video calls over the …

  6. How SIP Protocol Works: Your Guide to Understanding It

    Dec 11, 2024 · Session Initiation Protocol (SIP) is a powerful foundation for modern communication systems. It’s a signaling protocol that manages the initiation, maintenance, and …

  7. Session Initiation Protocol (SIP) is an application-layer signaling protocol for establishing, modifying, and terminating real-time communication sessions over IP networks (Source: ietf.org).

  8. RFC 3261 - SIP: Session Initiation Protocol - IETF Datatracker

    application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. These sessions include Internet telephone calls, multimedia. …

  9. SIP (Session Initiation Protocol) Introduction

    Mar 1, 2018 · SIP (Session Initiation Protocol) is a signaling protocol used to create, manage and terminate sessions in an IP based network. A session could be a simple two-way telephone …

  10. SIP: Session Initiation Protocol

    SIP addresses users by an email-like address and re-uses some of the infrastructure of electronic mail delivery such as DNS MX records or using SMTP EXPN for address expansion. SIP …