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 ...

Since there is no automatic TFTP configuration file download functionality to SIP third party clients, the SIP third party client must be configured with a SIP proxy server address of CUCM’s IP ...

Telephony Application Programming Interface, or TAPI, allows applications to control the telephone services in Windows. To use TAPI with Cisco CallManager, install the Cisco TAPI Service, or TSP, ...

As expected, Cisco Security on Wednesday announced software updates to fix two holes in its VoIP prodcuts. The Cisco Unified Communications Manager (CUCM), formerly Cisco CallManager, contains a ...