There is one development and testing sharepoint portal server. after a few customization, need to preview and authorize the content. the problem is, when try to access via public IP, it say “HTTP/1.1 404 Connection: close Date: Wed, 15 Oct 2008 09:15:42 GMT Server: Microsoft-IIS/6.0 “.
1-enable port 80 from firewall to server(already done)
2-Inside sharepoint, Central Administration->Operations “Alternate Access Mappings, add the public IP address as internet address.