Since you are going to be staying for an extended amount of time, perhaps if you contact the network administrators of the motel to see if it is possible for them to "approve" the console for connecting online without a special login.
Typically this will be done by providing them with the MAC address of your Wii console, but whether they can or have the ability to do this or even if there is such a person in charge of the Internet service there, it still never hurts to ask.Image may be NSFW.
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