Business.com on MSN
What is a cloud PBX?
Cloud PBX is an internet-based virtual PBX system that routes and manages calls. Learn how it compares to on-premises PBX and find cloud PBX providers.
In the past year we’ve seen increased demand for VoIP, most notably in the consumer peer-to-peer market. With Skype leading the way, peer-to-peer VoIP using the Internet has attracted major industry ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果