So, today I had our entire phone system crap out on me because, for an unknown reason, our Cisco 2851 Voice-Gateways decided to revert to an old configuration that didn't include an increased ...

Cisco Systems issued patch that fixes a critical vulnerability impacting 12 products running the Cisco Voice Operating System software. Cisco Systems issued a security advisory warning customers key ...

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

Cisco Systems on Wednesday shipped a high priority fix for its Cisco Unified Communications Manager software, formerly known as CallManager. Cisco gave the flaw, which allows remote code executions, a ...

Here is the system config:<BR>SPE310<BR>MRP200 w/ VIC 2FXS & VIC 2FXO<BR><BR>Since I was unable to log into the Win2k server and my password recovery boot disc wouldn't boot I decided to just re-image ...

Aiming to simplify telecommunications at small companies and branch offices of large enterprises, Cisco is now offering IP telephony software similar to its CallManager on routers made for or already ...

This lesson introduces and describes the role, architecture, hardware and software requirements, and the licensing model of the CUCM. Cisco Unified Communications (UC) is an IP-based communications ...