Originally Posted by
Thyth ...Creating the profile itself isn't difficult: access your device engineering screens, go into Mobile Network Engineering Screens>Utilities>Session Manager, press the menu button, select UMA, press the menu button, select New. That will enable filling in the UMA protocol version, UNC address, SEGW address, and the SEGW certificate (which is all the device needs to connect to your provider's UMA). After you create the profile, you can select it from the list (there will be a factory provisioning for the Orange UK settings) to switch UMA profiles.
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Good luck.