Identify whether a BlackBerry device is associated with the BlackBerry Internet Service
Before you activate a BlackBerry® device on the BlackBerry® Enterprise Server Express, you can visit the BlackBerry Expert Support Center to use online tools to determine whether the BlackBerry device is associated with the BlackBerry® Internet Service. You cannot activate a BlackBerry device that is associated with the BlackBerry Internet Service over the wireless network or over your organization's Wi-Fi® network.
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