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Old 07-04-2016, 08:10 AM
Norrit Norrit is offline
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Join Date: Aug 2001
Location: Landgraaf
Posts: 7,333
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That is what I get when I google it.
I have no experience with SMS from .NET, but I see a lot of people having this problem with AT commands.
At first it seems ok, but after a few they get the same error.
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