Patent ID: 7420966
Filing Date: 2008-09-02
Classification: H04L,H04Q

Abstract:
1. A switching node in a telecommunications network, comprising: a first service control module for issuing a first service request message containing information regarding a requested service; a first connection control module having a first service interface receiving said first service request message from said first service control module and for sending a first link request message, and having a first physical device interface module responsive to said first link request message for establishing connection to a first physical device, a second service control module for issuing a second service request message containing information regarding a requested service; a second connection control module having a second service interface receiving said second service request from said second service control module and for sending a second link request message, and having a second physical device interface module responsive to said second link request message for establishing connection to a second physical device, and a communication channel between said first and second connection control modules by which one of said first and second connection control modules can send to the other of said connection control modules a link request message indicating that a connection is to be made between said first and second physical devices; whereby both of said first and second connection control modules are included within said switching node and each handle a half call and then communicate with one another to connect their respective half calls.