SSG20 Port Açma Configuring a Virtual IP for port forwarding

Step one: Open the WebUI. For more information on accessing the WebUI, go to Accessing Your NetScreen Device Using the WebUI.

Step two: From the ScreenOS options menu, click Network, and then click Interfaces.

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Step three: From the ethernet3 interface, click Edit

.

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Step four: From the Edit screen, click to select VIP.

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Step five: From Virtual IP Address, enter the IP address of the web server.

Note:For this example, we have entered 210.1.1.10

.

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Step six: Click Add.

Step seven: Click New VIP Service.

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Step eight: From the Virtual IP drop-down menu, select the Virtual IP address. In the Virtual Port text box, enter a port number. From the Map to Service drop-down menu, select a service. In the Map to IP text box, enter the internal IP address of the web server.

For this example, we used a Virtual IP of 210.1.1.10, a Virtual Port of 80, a Map to Service of HTTP (80), and a Map to IP of 192.168.1.10

.

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Step nine: Click OK.

The Virtual IP will listen to the Virtual Port. If you have a Virtual Port of 80, and a policy with the ANY service, all traffic going through port 80 will be passed.

Step ten: From the ScreenOS options menu, click Policies.

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Step eleven: From the From drop-down menu, click to select Untrust. From the To drop-down menu, click to select Trust

.

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Step twelve: Click New.

Step thirteen:Under Source Address, click to select Address Book. From the Address Book drop-down menu, click to select Any.

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Step fourteen: Under Destination Address, click to select Address Book. From the Address Book drop-down menu, click to select VIP (210.1.1.10).

Step fifteen:From the Service drop-down menu, click to select HTTP. From the Action drop-down menu, click to select Permit

.

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Step sixteen:Click OK.