Cisco's IP telephony offering has become so complex in such a short period of time that to learn about it now involves a two-part, eight-day training course. Delegates can either attend the two parts ...

Phone configuration: Siemens embraces phone-side configuration of IP-telephony parameters. For example, setting the jitter-buffer size, a key parameter affecting VoIP voice quality, can be modified ...

Last week, we highlighted an Avaya announcement about the company’s new IP Telephony system called Avaya Distributed Office, designed to meet the challenges of smaller offices that are part of a ...

Avaya submitted two configurations: A no-frills, out-of-the-box Avaya IP telephony deployment with no extra-priced security options; and a maximum-security alternative featuring the same VoIP gear but ...

IP telephony is a next-generation technology that is changing the way companies communicate, and is reshaping the business landscape. Through the unification of voice and data networks, IP telephony ...

VoIP has definitely come a long way from its roots in the late 1990s to its role today as a business-critical component within the unified communications (UC) market. Some technology pundits have ...

The two-way transmission of voice over a packet-switched IP network, which is part of the TCP/IP protocol suite. The terms "IP telephony" and "voice over IP" (VoIP) are synonymous. However, the term ...

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 ...

In an effort to cut costs, my company has decided to migrate from private branch exchanges to IP telephony. By routing calls over our existing IP network and using voice-over-IP links, we can ...