SIP
The Session Initiation Protocol (SIP) is a protocol for multimedia communication (audio, video and data communication). SIP is also used for Voice over IP (VoIP). SIP has interactions with other Internet protocols such as HTTP and SMTP.
The Session Initiation Protocol (SIP) is a protocol for multimedia communication (audio, video and data communication). SIP is also used for Voice over IP (VoIP). SIP has interactions with other Internet protocols such as HTTP and SMTP.