I followed the tutorial correctly but doesn't it work Mac OS X 10.6 Snow Leopard maybe the problem is my router. Thanks anyway guys.
PS : Nintendo Zone appears, internet works but no meeting with attwifi 4E:53:50:4F:4F:46
It's only R4i 3D 2012 not R4i 3D New or old R4i 3D http://gbatemp.net/topic/302773-firmware-update-compilation-thread-list-of-flashcards-working-on-3ds/
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Update Date:2012-10-05
Please do not update your 3DS firmware to 4.4.0-10 until we release the new update patch for AK2i."
http://www.acekard.com/news.php#167