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 ...

IP telephony began humbly as a novelty application that allowed online users to converse over the Internet. Today, it has finally matured enough in both feature sets and network availability that it ...

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 ...

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 ...

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 ...

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 ...

While mobile telephone viruses have been the subject of headlines recently, IP-based telephones could represent a more immediate security threat for many businesses. "Attacks on IP phones are actually ...