"The BlackBerry® Enterprise Server Express supports BlackBerry devices that are associated with a BlackBerry® Enterprise Server and BlackBerry devices that are associated with the BlackBerry® Internet Service. To assign BlackBerry® devices to user accounts and activate the BlackBerry devices, you can use any of the following methods
BlackBerry devices that are associated with the BlackBerry Internet Service cannot be activated over the wireless network."
Assigning BlackBerry devices to user accounts
However, I am still running into issues activating my BB wired.. so if anyone has any input on that please let me know.