Patent ID: 6504922
Filing Date: 2003-01-07
Classification: H04Q

Abstract:
A system for providing local call connection services via local call control services in a remote peripheral in the event of a loss of communication between the remote peripheral and a main controller, comprising:a local memory within said remote peripheral for receiving and synchronizing copies of dialing plans and local device configurations from said main controller for use by said local call control services during said loss of communications; a backup call services manager for receiving requests for service from devices connected to said remote peripheral, transmitting said requests to said main controller while said communication between the remote peripheral and main controller is established, and while said communication is a lost instantiating a local device handler for each of said requests; a further local memory within said remote peripheral for maintaining current device state for each of said devices; and each said local device handler receiving a corresponding one of said requests and in response consulting said further local memory and using said local call control services for providing said local call connection services.