Patent ID: 7200209
Filing Date: 2007-04-03
Classification: H04M,H04Q

Abstract:
1. In a network having a VMS with a plurality of data and voice processing boards performing the same function and a plurality of external servers, a system for unifying multiple connection ports, comprising: an external input/output controller (EIOC) configured to provide unified network connection point between the plurality of boards and the plurality of external servers by routing messages from any one of the plurality of boards to any one of the external servers and by routing messages from any one of the plurality of servers to any one of the plurality of boards, wherein the EIOC checks a header of a message when the message is transferred from one of the plurality of boards of the VMS to the EIOC or from one of the external servers to the EIOC, to determine the destination address of the message, and wherein the EIOC comprises a main interface unit configured to connect with the plurality of boards, an external interface unit configured to connect with the plurality of external servers, and a shared memory which is configured so that messages can be exchanged between the main interface unit and the external interface unit through the shared memory, the main interface unit comprising: