A mobile wireless communication device, comprising: a wireless transceiver arranged to receive a message from a wireless network subsystem at a local receive time, the message including a time indication for the start of a configuration mode change from a first configuration mode to a second configuration mode; a processor coupled to the wireless transceiver; and logic coupled to the wireless transceiver and the processor, the logic configured to cause the mobile wireless communication device to: extract the time indication for the start of the configuration mode change from the received message; characterized in that: the message comprises a plurality of message units and the logic is further configured to: determine a first time value when a first message unit of the message is received by the mobile wireless communication device; determine a second time value when all of a plurality of message units of the message are received by the mobile wireless communication device; calculate a receive time interval based on a difference between the first time value and the second time value; and reconfigure the wireless transceiver to the second configuration mode at a time different than the extracted time indication when the receive time interval exceeds a threshold. a wireless transceiver arranged to receive a message from a wireless network subsystem at a local receive time, the message including a time indication for the start of a configuration mode change from a first configuration mode to a second configuration mode; a processor coupled to the wireless transceiver; and logic coupled to the wireless transceiver and the processor, the logic configured to cause the mobile wireless communication device to: extract the time indication for the start of the configuration mode change from the received message; characterized in that: the message comprises a plurality of message units and the logic is further configured to: determine a first time value when a first message unit of the message is received by the mobile wireless communication device; determine a second time value when all of a plurality of message units of the message are received by the mobile wireless communication device; calculate a receive time interval based on a difference between the first time value and the second time value; and reconfigure the wireless transceiver to the second configuration mode at a time different than the extracted time indication when the receive time interval exceeds a threshold. extract the time indication for the start of the configuration mode change from the received message; characterized in that: the message comprises a plurality of message units and the logic is further configured to: determine a first time value when a first message unit of the message is received by the mobile wireless communication device; determine a second time value when all of a plurality of message units of the message are received by the mobile wireless communication device; calculate a receive time interval based on a difference between the first time value and the second time value; and reconfigure the wireless transceiver to the second configuration mode at a time different than the extracted time indication when the receive time interval exceeds a threshold. the message comprises a plurality of message units and the logic is further configured to: determine a first time value when a first message unit of the message is received by the mobile wireless communication device; determine a second time value when all of a plurality of message units of the message are received by the mobile wireless communication device; calculate a receive time interval based on a difference between the first time value and the second time value; and reconfigure the wireless transceiver to the second configuration mode at a time different than the extracted time indication when the receive time interval exceeds a threshold. determine a first time value when a first message unit of the message is received by the mobile wireless communication device; determine a second time value when all of a plurality of message units of the message are received by the mobile wireless communication device; calculate a receive time interval based on a difference between the first time value and the second time value; and reconfigure the wireless transceiver to the second configuration mode at a time different than the extracted time indication when the receive time interval exceeds a threshold.