MOSA 4600 Plus是一套完整的网络交换机 (IP PBX)，他不但保留了传统的模拟外线、模拟分机；同时也整合了网络电话中的SIP外线及SIP分机，透过堆栈或连网，最高可扩充至600个据点，五万多支分机。 透过MOSA 4600 Plus的SIP外线可以注册至IP电信营运商，让所有分机可以 ...

Aiming to let enterprises do more with their IP (Internet Protocol) telephony systems and keep them available when a network goes down, Avaya introduced new software, phones, and a gateway at this ...

VoIP phones offer the familiar look of a conventional desk phone with similar functionality, but aren’t as plug-and-go. Like so much networking kit, setting up a VoIP phone can be a very frustrating ...

Siemens this week is launching a high-end enterprise IP PBX that can host more than 100,000 IP phones from a single data center. Siemens this week is launching a high-end enterprise IP PBX that can ...

Session Initiation Protocol (SIP) will allow true interoperability, eventually enabling every IP-based device and application to communicate seamlessly with one another. This guide discusses some of ...

Since we first tested softphones in 2002, they have improved to tap into wider broadband pipes, faster CPUs and more capable versions of Windows. They’re less expensive, too. CounterPath and ...

While most open-source projects are applications and utilities intended for single users, we did something different. We created an infrastructure project: a Voice-over-IP (VoIP) phone system that ...