DNS Proxy Setup for Mac OS X

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Click on the Apple menu button at the upper-left corner of the screen and click on “System Preferences”.

System Preferences

Click on “Network”.

Network

Select the network interface through which your Mac is connected to the Internet and click on “Advanced” button.

Network interface

Open the “DNS” tab. Then click on the “+” button to replace the automatic DNS settings to manual.

Enter Proxy DNS server IP and click “OK”.