A communication card with three operational states, including a controller, a battery, a flash storage unit, a wireless modem, and a connector for connecting the communication card to a shell host and to an electronic device host, wherein the communication card (i) operates in a standalone mode when the connector is not connected to a device, (ii) functions as a master when the connector is connected to the shell host, and (iii) functions as a slave when the connector is connected to the electronic device host. A method and a computer-readable storage medium are also described and claimed.

 
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< Arrangement for establishing a bidirectional tunnel between a mobile router and a correspondent node

> System and method for providing wireless device access to e-mail applications

> Identifying messaging completion in a parallel computer by checking for change in message received and transmitted count at each node

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