Patent ID: 6633755
Filing Date: 2003-10-14
Classification: H04M,H04Q,H04W

Abstract:
A method of routing calls in a mobile telecommunication network comprising mobile stations and mobile switching centers, in which networkconnections can be established between the mobile stations and the mobile switching centers, the mobile switching centers can establish connections with network elements outside the mobile telecommunication network, mobile subscribers can roam outside their own home network, subscriber information including the location of the mobile subscribers is maintained, and calls are routed directly from a calling mobile subscriber to a roaming mobile subscriber, using a direct route not passing through the home network of the called mobile subscriber, if a tariff requirement is met, the method comprising steps, where a call is specified to be routed directly even if the tariff requirement is not met, in the call establishment procedure, a check is made as to whether the call has been specified to be routed directly even if the tariff requirement is not met, and if the specification has been made, the call is routed directly to the called mobile subscriber.