Launch of Q.SIG inter-working support in Cisco CallManager 4.1 offers enhanced voice security Dubai, UAE, January 11th, 2005 -- Cisco Systems today announced new security features for its IP ...

There are those who remain leery of IP telephony. Nothing you say will convince them that today's IP-PBX systems are as reliable as the good old TDM systems they love. Then there are those of us who ...

MANHASSET, N.Y. — Cisco Systems has released a voice gateway appliance designed to aid in the phased migration from time-division multiplexing PBX networks to fully converged Cisco IP telephony and IP ...

Discover why Cisco Systems (CSCO) is still undervalued despite strong earnings, dividend growth, and AI-driven demand.

With an expanded focus down market, the top two vendors grabbed share from most of the rest of the pack. When Avaya, the second largest PBX company, grew its market share by 46 percent in 2010 (due in ...

Voice over Internet protocol and public branch exchange systems -- VoIP and PBX, respectively -- are two ways of achieving the same end goal: to make and receive phone calls. Traditional PBX systems ...