In Part 1 of our SIP primer, I covered the SIP foundation layers starting from the message structure and ending with the SIP transactions. We saw how phone registrations and proxies could work using ...

Session Initiation Protocol Recording, or SIPREC for short, defines the architecture, associated call flows, and metadata that can be used for call recording. "This call may be recorded for quality ...

Although the name is similar to SIP, the SDP is more comparable to the Recurring Deposits (RDs) offered by banks and the Post Office. With the Systematic Investment Plan (SIP) in Mutual Fund (MF) – ...

SIP session requests leverage the “session description protocol (SDP)” to define session characteristics such as media type, codec, and so on. While the IETF and SIPforum have standardized many of the ...

Session Initiation Protocol (SIP) is a control (signaling) protocol developed by the Internet Engineering Task Force (IETF) to manage interactive multimedia IP sessions including IP telephony, ...

Broadcasting over IP is rapidly becoming the paradigm by which broadcasters are planning future broadcast network infrastructures. Within the diverse range of broadcast IP devices coming onto the ...

Vendors would have you believe you need to spend thousands of dollars on protocol analyzer software to troubleshoot Voice over IP (VoIP) networks. After all, voice quality suffers if packets are late, ...

Codec manufacturer APT announced that its IP codecs — the Horizon, Meridian, Eclipse and Oslo lines —support SIP/SDP protocols. This will allow APT’s IP codecs to communicate with codecs made by other ...