In our last VoIP installment, we looked at the main reasons why SIP has become a widely adopted protocol, but we left details of the protocol’s inner workings fairly vague. This article will drill ...
Secure SIP is a security mechanism defined by SIP RFC 3261 for sending SIP messages over a Transport Layer Security-encrypted channel. Originally used for securing HTTP sessions, TLS can be repurposed ...
In a deployment scenario for SIP-based VoIP devices, it is necessary for standardization in the security protocols, mechanisms and other parameters to use or to have the capability of negotiating a ...
The session initiation protocol (SIP) is one of the most popular signaling protocols used in applications that require a session setup and parameter negotiation before actual communication, as well as ...
Series of software enhancements adds additional value to existing products — Standard PCI form factor telephony boards become TDM/IP gateway systems CeBIT, Hanover, Germany. March 15, 2007– Dialogic ...
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 ...
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