Patent ID: 8289906

Claim:
For use in a wireless network comprising a plurality of wireless communication devices, an interrogating state machine comprising: a server status store configured to store current server status information for each of a plurality of servers, the current server status information for each server comprising load information, capability information, and an in-service/out-of-service status; and a server assigner configured to collect server status information comprising information associated with whether the servers are in-service or out-of-service from the servers, the server status information collected by at least one of receiving a message indicating an in-service/out-of-service status of each server, and transmitting an interrogation message to each server for a specified number of times in which no response to the interrogation message is received, to provide triggers to the servers, to store the server status information in the server status store as current server status information, and to assign one of the servers to host one of the wireless communication devices based on the in service/out-of-service status of each server, wherein the triggers provided to the servers comprise information related to instructions on what time-independent conditions under which the servers are to provide the interrogating state machine with updated server status information.