SIP, "Session Initiation Protocol", is a communication protocol used to establish, modify and terminate multimedia sessions. It is an application layer control protocol defined by the Internet Engineering Task Force "IETF" and is commonly used in Voice Over Internet Protocol and instant messaging applications are widely used in Internet telephony, video conferencing, real-time messaging and multimedia streaming.
SIP (Session Initiation Protocol) is a communication protocol used to establish, modify and terminate multimedia sessions. It is an application layer control protocol defined by the Internet Engineering Task Force (IETF) and is commonly used in VoIP (Voice over Internet Protocol) and instant messaging applications.
The SIP protocol is mainly responsible for the following functions:
- Establishing a session: SIP allows users to initiate or accept multimedia session requests, such as voice calls, video calls, and real-time messaging.
- Session description: The SIP protocol uses the Session Description Protocol (SDP) to describe the media parameters of the session, including information such as codecs, transport protocols, and network addresses.
- Session control: SIP provides a mechanism that enables participants to negotiate session parameters, modify session status, and terminate the session.
- Session Routing: SIP uses Uniform Resource Identifiers (URIs) to identify the addresses of session participants and forward requests and responses to the correct destination through a routing server.
- Session Security: SIP supports encryption and authentication mechanisms to ensure session security and privacy.
The SIP protocol is widely used in areas such as Internet telephony (IP telephony), video conferencing, real-time messaging and multimedia streaming. It provides a flexible and extensible framework to enable different devices to and applications can communicate and collaborate.
The above is the detailed content of what is sip protocol. For more information, please follow other related articles on the PHP Chinese website!
Zoho Mail Login/Sign-up | Zoho Mail App Download - MiniToolApr 23, 2025 am 12:51 AMThis post mainly introduces Zoho Mail. Learn how to sign up for Zoho Mail and log into your Zoho Mail account to use this email service to view and manage your personal or business emails.
How to Show or Hide Formulas in Microsoft Excel? - MiniToolApr 23, 2025 am 12:50 AMWant to show formulas in Excel? Want to hide formulas in Excel? It is not difficult to do these jobs. php.cn Software collects some useful methods and shows them in this post. In addition, if you want to recover your lost Excel files, you can try php
Now Google One VPN Can Be Downloaded to Windows and Mac for Use - MiniToolApr 23, 2025 am 12:49 AMDoes Google provide a free VPN? What is Google One VPN? Do you get VPN with Google One? In this post, php.cn will show you information about this VPN service. Besides, you can download Google One VPN for Desktop (Windows & macOS) to access the in
How to Fix 'internal hard drive keeps disconnecting Windows 10'?Apr 23, 2025 am 12:48 AMAre you struggling with the “internal hard drive keeps disconnecting Windows 10” issue? There are many possible reasons for this related issue and you can read this post on php.cn Website for detailed troubleshooting measures and figure out its trigg
How to Fix FIFA 22 Crashing on Windows 10/11? - MiniToolApr 23, 2025 am 12:47 AMFIFA 22/21 is a popular game that there is no football fans can resist it. However, you will be stopped from enjoying the game due to some reasons. One of the most frequent issues that you might meet is FIFA 22/21 crashing on PC. If your FIFA 22 keep
How to Fix Hulu Missing Episodes? Try These Fixes! - MiniToolApr 23, 2025 am 12:46 AMSome of you find that Hulu won’t play certain shows when intending to watch some videos on it. To address Hulu missing episodes, we have sorted out some potential reasons and feasible solutions for you on php.cn Website. If you are also troubled by i
How to Download and Install Google Drive for Windows - MiniToolApr 23, 2025 am 12:45 AMGoogle Drive offers apps for Windows and Mac. With the Google Drive desktop app, you can sync files more easily. This post from php.cn shows you how to download, install, and use Google Drive for Windows.
How to Fix Loading Lag Detected in Super People on Windows 10/11? - MiniToolApr 23, 2025 am 12:43 AMSuper People is one of the latest battle royal games that is published by Wonder Games and you can download it for free on the Steam client. When you play this game, you are likely to encounter Super People lag, low FPS and stuttering issues. Luckily
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
SAP NetWeaver Server Adapter for Eclipse
Integrate Eclipse with SAP NetWeaver application server.
VSCode Windows 64-bit Download
A free and powerful IDE editor launched by Microsoft
SecLists
SecLists is the ultimate security tester's companion. It is a collection of various types of lists that are frequently used during security assessments, all in one place. SecLists helps make security testing more efficient and productive by conveniently providing all the lists a security tester might need. List types include usernames, passwords, URLs, fuzzing payloads, sensitive data patterns, web shells, and more. The tester can simply pull this repository onto a new test machine and he will have access to every type of list he needs.
Notepad++7.3.1
Easy-to-use and free code editor
Safe Exam Browser
Safe Exam Browser is a secure browser environment for taking online exams securely. This software turns any computer into a secure workstation. It controls access to any utility and prevents students from using unauthorized resources.
