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 ...

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

Discover the differences between SIP vs VoIP and why those differences don’t really matter that much during the buying process. SIP vs VoIP is a common question, but it’s not going to help you during ...

Enterprises have 2-3 years to complete the evolution or face the revolution to a centralized, VoIP, and SIP communications model. Most large enterprises do not have the capital and/or resources ...

Videoconferencing protocols have followed a similar evolutionary path as voice-over-data schemes. They started life as proprietary protocols, and were then standardized by telephony organizations.

We recently received a reader’s question asking why VoIP quality was different when going over the Internet vs. going over a corporate IP connection. So today, we’d like to review a few basics about ...