A triad of Cisco product vulnerabilities could cause problems for users of the company’s IP PBXs and certain routers, Cisco warned this week. One vulnerability affecting Cisco CallManagers could leave ...

The patches come in response to an alert issued Friday by the CERT Coordination Center, a Pittsburgh-based research and development center that tracks Internet security problems. The alert describes ...

Cisco and Ubiquiti have released security updates that close high-rated VoIP vulnerabilities. There is no known active exploitation yet. Nevertheless, IT managers should proceed and install the ...

Nortel and Cisco squared off in a presidential-style debate at VoiceCon Tuesday, each defending its own approach for voice over IP. Nortel and Cisco squared off in a presidential-style debate at ...

Many South African businesses are transitioning from traditional copper-based telecommunications to voice-over-Internet-protocol (VoIP) solutions, and several IP phone brands are available in the ...