| 摘要 |
A method and system of accessing an information system using a portable access device is provided. The method includes identifying a communication profile associated with a first network server, attempting, by the portable access device, to establish a communication link between the portable access device and the first network server using communication channel that is selected by the portable access device based on the communication profile, a location of the portable access device with respect to the first network server, a desired quality of the communication link, and a cost of the communication link, attempting to establish the communication link includes using at least a portion of the description information, and capturing data received by the portable access device in a memory located in the portable access device in accordance with a failed attempt to establish the communication link.
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