IP Forwarding-How to make Windows 7 as a Router

Configure all the computers in network A with following information.

Network A
IP: Set your ip address
Netmask: Type Subnet mask
Gateway (GW): Set your Gateway Address

Configure all the computers in network B with following information.

Network B
IP: Set your ip address
Netmask: Type Subnet mask
Gateway: Set your Gateway Address

Configure IP forwarding on that router…

1) Go to Start and click Run…, then type in regedit to run registry editor.


Note: Please note that only System Administrator can run registry editor.

2) Registry editor window will appear. Browse for the following registry key at the left hand side window:

HKEY_LOCAL_MACHINESYSTEM \ CurrentControlSet \ Services\ Tcpip \ Parameters

Then Right click IPEnableRouter registry object, and click Modify. Type 1 as Value data and click OK.

Note: Be careful when you deal with registry editor, wrong editing will crash you Windows OS.


3) Close the regisrty editor and reboot the computer. After rebooting, all the computers should be able to access Internet and also share the file/printer between network A and B.

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