New features in Cisco’s CallManager software promise to make the IP PBX platform more secure and interoperable with standards-based VoIP equipment, while adding native support for video phone calls, ...

According to the Cisco advisory, “Cisco Unified CallManager (CUCM) and Cisco Unified Presence Server (CUPS) contain multiple vulnerabilities which may result in the failure of CUCM or CUPS ...

Is it Unity or Unity Connection? Unity is married to Exchange, you've got to keep them both marching in lock-step in order to keep everything working. Unity Connection just uses IMAP and SMTP so there ...

Cisco Systems identified several vulnerabilities in its products this week that could lead to denial-of-service attacks. The most noteworthy flaw was reported Tuesday when Cisco warned that hackers ...