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1. Firewall Support   Please go to URL https://corecasys.com/ip   Then informed the IP Address which appear on the website. (As picture below) 2. Team Viewer Support   Go to URL https://www.corecasys.com/AMMYY-NJ.exe   Then save file in you computer.   Double Click the file which you were saved. (It will not effect to your computer)   Then call to our support team 02-2497910 press 3   Please informed 'Your ID' of the 'AMMYY' then NJ will start support.

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