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, ...

Cisco System Inc.’s update to its CallManager IP PBX — introduced this week with native SIP support — will require broader upgrades to other network ...

Can anyone recommend a good SFTP server? It needs to be cheap/free, lightweight, run as a service, and be easy to install. All it will do is wait for my cisco callmanagers and unity server to dump ...

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 ...

Dave Schulz is subbing for Wendell this week in the blog. Dave has been involved in networking and security for over 24 years. Working for a reseller in the Midwest, his experienced has varied from ...