SIP Print offers a SIP-compliant VoIP recording appliance at a price point that is much lower than legacy analog or digital E1/T1 recording systems. Part of the reason is you don't have to pay for ...

A SIP trunk is the digital version of an analog phone line. Learn how you can upgrade to a unified digital phone system for ...

What is Session Initiation Protocol (SIP)? Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, modifying and terminating real-time communications sessions ...

The Session Initiation Protocol and voice over IP are two complementary, yet distinctive, technologies that have helped underpin internet communications. Both SIP and VoIP are core components in ...

Even many IT professionals haven't heard of the Session Initiation Protocol (SIP), so it's almost certain your users haven't. However, unless you're using an entirely proprietary Voice-over-IP (VoIP) ...

The beauty of VoIP and the corresponding SIP standard is the ease at which applications can be developed. Today, I learned about a wake-up-call service on www.sipservices.gr that leverages the SIP ...

The two-way transmission of voice over a packet-switched IP network, which is part of the TCP/IP protocol suite. The terms "IP telephony" and "voice over IP" (VoIP) are synonymous. However, the term ...

The cord-cutting movement isn’t limited to consumer cable and Netflix. As Voice over Internet Protocol communication matures and as high-speed Internet becomes cheap and ubiquitous, an increasing ...

A voice over IP (VoIP) service can improve your call quality and save you money compared with a traditional landline. These are the top VoIP services we've tested for home phone needs. I'm a ...

Even many IT professionals haven't heard of the Session Initiation Protocol (SIP), so it's almost certain your users haven't. However, unless you're using an entirely proprietary Voice-over-IP (VoIP) ...