To compliant with CE/FCC regulations we will release EU/US firmware respectively instead of UN firmware. For EAP once upgrade from UN to EU firmware the wireless region code will be locked to DE and for US firmware the wireless region code will be locked to US. There is no way to revert back to UN firmware from EU/US firmware. Controller is also updated to work with EU/US firmware.
Currently the EU/US firmware for EAP are listed below. They have been uploaded to the management console of the website. Please check and make sure the corresponding firmware is available on your regional site according to your local regulations
The EAP controller which works with EU/US firmware is EAP Controller_V2.4.2. EAP controller 2.4.2 will be able to discover the EAPs with UN firmware but the only available operation will be update the firmware.
Please check your regional site and make sure the corresponding firmware and controller 2.4.2 are available. It is quite important to end users.