For example, IP phones offer the same functionality as normal PBX feature phones but are also able to directly access the internet and browse web pages and online directories. In fact, this year is likely to see some serious inroads being made by...
As an investment in convergence becomes less speculative, most vendors now have significant product offerings in the packet PBX space, which uses the LAN model to deliver voice over the data network. Over the last couple of years the IP-PBX vendors...
They will need to upgrade their own PBX infrastructure to be able to take advantage of the converged features of IP voice and video. This lets customers receive data, voice services and unified messaging delivered across Telefonica’s wide-reaching...
But most continue to implement IP telephony as a one-for-one replacement for a PBX or Centrex service. McKeown said cost savings can vary according to the business and the applications they want to run on a converged network but said Nortel had...
Cable&Wireless IP Voice is designed to let firms combine their voice and data networks onto a single infrastructure rather than running a separate PBX-based network for voice calls. BT has already told investors that it hopes to eventually realise...
The first of these is what can be called internet telephony, where phone calls are delivered over the internet; and the second is IP telephony, which in essence is the replacement of the legacy PBX within a corporation.