For those who don't need videoconferencing and just want to use their broadband connections for voice communications, Vonage offers a compelling alternative. Vonage is a combination of a service and ...

Two years ago, National Commerce Financial turned to Cisco Systems when it wanted to test the waters of Internet telephony. The midsize Memphis, Tenn., bank installed 150 VoIP (voice over Internet ...

Cisco Systems has agreed to acquire VoIP (voice over Internet Protocol) vendor Sipura Technology for integration into its Linksys Group division, the networking giant announced Tuesday. Cisco will pay ...

Hoping to provide some breathing space between itself and competitors, Cisco Systems on Tuesday unveiled its first-ever VoIP telephone with a color and touch screen, a Cisco executive said. Marketing ...

While setting up a VoIP service in their home, security researchers at Tenable Research discovered a total of 19 vulnerabilities in VoIP adapters from Cisco's SPA100 Series. If exploited, these ...

Cisco is set to announce one of its largest Internet telephony contracts to date. On Tuesday, the company will announce that Boeing has selected Cisco to be its main supplier of Internet Protocol ...

Cisco Systems is warning Cisco Unified IP Phone users that the system contains a vulnerability that opens them up to potential eavesdropping. The networking giant issued a security advisory this week, ...

PhD student Ang Cui and computer science professor Salvatore Stolfo at the Columbia University Engineering school found that the entire range of 14 Unified IP Phone models from Cisco can be easily ...