VoIP Gives a Flawless Review
Over a period of time, VoIP has come to be accepted by all kinds of industries, both small and large scale. It came with a bang and has been taking quick strides covering all the industries and residentials across the globe.
Source: ezinearticles.com

Sipera VIPER Lab Reveals Top 5 VoIP Vulnerabilities in 2007 (PR Newswire via Yahoo! Finance)
Sipera VIPER Lab, operated by Sipera Systems, the leader in comprehensive VoIP/UC security solutions, today revealed the Top 5 VoIP Vulnerabilities in 2007.
Source: biz.yahoo.com