Patent ID: 6690789
Filing Date: 2004-02-10
Classification: H04B,H04M

Abstract:
A method for providing telephony control fault tolerance in a computer-telephony integration (CTI) computer node, the method comprising:providing a first process resident in memory of the node, the first process being a telephony application program interface (TAPI) process for use in controlling a telephony device comprised in the node; providing a second process resident in the memory, the second process permitting a first communication path to be established between the first process and a first telephony control mechanism, the first telephony control mechanism being external to the node; and providing a third process resident in the memory, the third process permitting a second communication path to be established between the first process and a second telephony control mechanism different from the first telephony control mechanism, the second path being activated in event of failure of the first path.