(adsbygoogle = window.adsbygoogle || []).push({}); 1.First of all download You must login or register to view this content.
2.When you are done login using Username: vpna og password: scsk (Updated usenames and passwords is here You must login or register to view this content.
3.Then korean server, And login to origin and activate, Then just disconnect from VPN server and play

They have today released battlefield 3 in korea.

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Translated by me.
I have tested and its working, And u do not have to play on korean servers.