Abstract: A method of a first device setting up a communication connection is provided, comprising: sending a communications request to a system server over a control channel, requesting the communications connection between the first device and a second device; receiving a status message from the system server indicating that a dedicated traffic channel is being set up by the second device; determining whether the dedicated traffic channel has been properly set up for the first device; sending data packets over the dedicated traffic channel to the second device if it is determined that the dedicated traffic channel has been properly set up; and indicating an unsuccessful connection if it is determined that the dedicated traffic channel has not been properly set up.

Abstract: A call routing apparatus is provided, comprising: a call handler configured to receive a call request from an origin handset in a local region, and to route call information from the origin handset to a destination handset in the local region, the call request including a destination handset identifier that identifies the destination handset, the destination handset identifier including a region identifier; a region core configured to determine whether the destination handset is in the local region or a remote region based on the region identifier; a provisioning system configured to determine routing information based on the region identifier if the region identifier identifies the remote region, the routing information including data necessary for routing the call to the remote region; and a gateway configured to route the call request to a remote gateway in a remote region based on the destination handset identifier and the routing information.