I have a problem sending a binary SMS message (Wap Push, OTA, Premium SMS, MMS notification) to a number on the AT&T network. Does anyone know if there is a problem sending these messages cross carrier to AT&T?
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There can be several different reasons why there might be an issue sending these types of SMS (method being sent, limit of characters, etc). There are some troubleshooting steps that can be taken depending on the error you receive. Your service provider can assist you by walking you through these troubleshooting steps.
If your service is provided by AT&T, please feel free to contact our online business support team at www.att.com/biztech. Select your device type and look for the “Chat Now” link on the following page.