Patent ID: 7379971

Claim:
In a receiving computing system that is configured to receive a message from a wireless device over a carrier network, a method for enforcing a time-to-disconnect for the wireless device so as to guard against possible misdirection of future messages to the wireless device due to a disassociation of a previous address with the wireless device, the method comprising the following: an act of receiving, by a receiving computing system, a first message from the wireless device over the carrier network, the wireless device having a temporary designated address, the message having been constructed by the wireless device, and the message including a data field comprising information indicating a time-to-disconnect for the wireless device; reading, by the receiving computing system, the data field comprising information indicating a time-to-disconnect; an act of identifying, by the receiving computing system, from information included within the data field, a time-to-disconnect for the wireless device, the time-to-disconnect being a time after which a message should not be dispatched by the receiving computing system to the wireless device using the temporary designated address; an act of determining whether or not the time-to-disconnect has been exceeded; and an act of dispatching a second message to the wireless device using the temporary designated address only if the time-to-disconnect has not been exceeded.