VoIP network performance testing can mean the difference between a VoIP system working at a high level QoS and a weak system that runs so poorly customers could take their business elsewhere. This ...

Testing your VoIP security system against all the threats that exist on the network can be a full time job. This guide documents how a VoIP system can be tested and suggest some of the available tools ...

Human communication has evolved dramatically over the centuries, from word of mouth to letters and telegrams to phone lines that stretch from one end of the world to the other. While you can still ...

Researchers have found vulnerabilities in Cisco VoIP telephones, recently demonstrating how they can insert malicious code into a Cisco VoIP phone (any of the 14 Cisco Unified IP Phone models) and ...