2019-08-12 14:12:19 作者：james.zhu 来源：CTI论坛 评论：0点击： 网络安全是互联网发展中最为关键的问题。在基于VoIP/SIP协议部署 ...

今天，企业通信逐步完全IP化：基于VoIP的IP PBX逐渐取代了传统的PBX，基于VoIP的呼叫中心完全取代了传统的基于PBX的呼叫中心系统。 并且在IP化的基础上，都已经逐步云化了，特别是用于外呼的CC，几乎完全云化了，构成了今天绝大多数的所谓云呼叫中心（CCaaS）。

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 ...

So whether you’re already ‘on board’ with IP, or still unsure, it’s important to stay on top of the merits and applications that continue to emerge, making SIP-based solutions a sound decision. SIP, ...

So our phone system people are trying to setup a SIP trunk on our Mitel 3300 unit. I open up firewall ports and setup 1:1 NAT for the PBX's IP, everything looks like it should be OK. They are telling ...

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 ...

We are becoming less and less dependent on mobile networks. You can get a data signal almost everywhere that you can get a mobile signal and most of us are around WiFi most of the time anyway.

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 ...