The resurgence of interest in VoIP to provide telephone services worldwide is often credited to the use of session initiation protocol (SIP) for signaling. Both residential and enterprise VoIP ...

But like PRI, the SIP Trunk service provider supplies the signaling and transport services to the customer site (s), which interconnect to the (certified) CPE. Some providers who make extensive use of ...

Lowell, MA, June 24, 2020 (GLOBE NEWSWIRE) -- NetNumber today announced comprehensive SIP security enhancements to its award-winning multi-protocol signaling firewall. This follows growing concerns ...

I have a question for all you No Jitter readers: What is SIP used for? If you are like most people in the communications industry, you will tell me that SIP is used to make telephone calls. Some of ...

Session initiation protocol (SIP)-based voice-over-IP (VoIP) designs certainly provide some interesting benefits over today's Class 5 switching systems. SIP enables capabilities like presence, instant ...

The first thing the IT manager must have in order to prepare a network for next generation Windows Messenger-mediated applications is a clear definition of what is needed from an application user ...

Secure SIP protects VoIP trafficSecure SIP protects VoIP traffic By Michael Ward Session Initiation Protocol has become the call control protocol of choice for VoIP networks because of its open and ...

Session Initiation Protocol (SIP), with its promise of serving as a single global signaling standard, has mushroomed in importance for networking in the past year. But it may be years from adoption ...

There’s a race on for the future of the enterprise messaging system. The contestants are backing competing protocols for IM and presence awareness. Which standard takes home the prize may depend less ...