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 ...

KIRKLAND, Wash.--(BUSINESS WIRE)--Telrex today announced that its CallRex version 3.1 is the first VoIP call-recording product verified by an independent third party to support the recording of ...

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 ...

Now all of SouthTrust’s sites are populated with IP-based phone handsets connected over the data network to a few Cisco CallManager IP PBX server clusters in Birmingham, which are in turn backed up by ...

Cisco Systems has released a security update that addresses flaws in its CallManager and Unified Communications Manager product line. An attacker can exploit the flaws to conduct cross-site scripting ...

In the next few weeks IP telephony vendors will launch a parade of new gear and applications aimed at making corporate employees more productive via converged voice, data and video applications.

CallManager's vulnerability to denial-of-service attacks--which could prevent legitimate users from accessing a VoIP network--and attacks that would let users increase their access privileges seem ...