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

A recent software upgrade that can turn most Cisco access routers into IP PBXs could provide users with a simple path to follow for converging voice and data networks, and at the same time is causing ...

Cisco will include Jabber instant messaging and presence software at no extra charge with its Unified Communications Manager (CUCM) enterprise IP communications system, the company plans to announce ...

Users could also add video to an ongoing call with the push of a button, he said. "The name of the game is to make video telephony as simple to use as voice telephony," Proctor said. The new software ...

eWEEK content and product recommendations are editorially independent. We may make money when you click on links to our partners. Learn More. Cisco Systems Inc. is developing a voice-over-IP package ...

Some organizations consider taking the plunge off PBX platforms into IP telephony as being pretty daring, but that’s nothing compared to what Sam Houston State University (SHSU) is doing. The south ...

Colleague Joris Evers reports today that Cisco has just issued a couple of fixes for two VoIP-related security flaws. Both flaws exist in Cisco's CallManager software, a screen of which is shown at ...

Cisco Systems Inc. says its Internet Protocol (IP) telephony system has earned Miercom’s highest security rating, after sustaining three days of grueling, round-the-clock tests conducted by ...