Patent ID: 6738627
Filing Date: 2004-05-18
Classification: H04W

Abstract:
An apparatus for processing a data call on a mobile communication network, comprising:a first mobile switch center (MSC), which is configured to receive an incoming data call and to establish direct communication with a second MSC when data service is not available through the first MSC; and a second MSC, which receives an incoming communication of the first MSC and provides a data call path for the data call, wherein the first MSC further comprises: a subscriber module configured to connect with a first interworking function (IWF) when a data call setting request is inputted and data service of the first MSC is possible; a first frame relay matching module configured to set a data call path of the first IWF in accordance with a prescribed protocol; a first transit module configured to establish direct communication with the second MSC when data service of the first MSC cannot be established; and a database, which holds information indicating whether data service of the first MSC is possible, based on a state of the first frame relay matching module and the first IWF.