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Need port scanner to test vulnerabilities on firewall (WAN side)

Posted on 2007-10-02
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Last Modified: 2010-05-18
I need a recommendation for a free (hopefully) port scanner. I need to find out what ports are open on the WAN side of a customer's firewall. Thanks.
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Question by:FIFBA
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ahoffmann earned 2000 total points
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by:eazy3333
ID: 20529318
You can also use Nessus as a vulnerability and port scanner. I'm not sure if there is a windows binary or not.
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