Originally Posted by Dominicano2
You should really only run roms meant for your version of the GS3 even though it may have worked you could run into problems down the road different people have had different experiences with this. I myself personally would only use the port instead of just flashing the at&t rom.
I had flashed att roms vanilla and tw. Just changed the build.prop and the updater script to d2tmo from d2att. Never had any problems.
But hey dont get me wrong. I like the idea that you ported it. And hope you keep it updated as the update goes.