limited to clients which support FTP over HTTP, like IE other popular FTP clients like FileZilla(as writing) will not work. to access FTP sites that require authentication, credentials should be specified in the address bar using the following format: you cannot use FTP upload from a Web Proxy client, only FTP downloads are supported. by default, uses Active dode mode although Microsoft’s docs seem to say it uses Passive mode(I did not enable Active Mode on TMG's FTP filter as described in or so) I can confirm that the HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Services/W3Proxy/Parameters/NonPassiveFTPTransfer registry entry set to 0 enables FTP passive mode for the FTP over HTTP protocol. When I attempt to access an allowed FTP destination, as expected, my request will be allowed:Īnd when the requested FTP destination falls outside of the Technical Information category, the request will be denied:Įxtra notes for the FTP over HTTP protocol To use the URL filtering with FTP over HTTP, on the above rule I will remove the External network from the Destination( To tab on the Properties window of the rule) and add an allowed URL category, for example Technical Information.
#Forefront tmg 2010 content filtering download
We can then test if indeed the malware inspection will detect malware served by FTP servers.īelow I’m going to put the Eicar virus test file on a FTP server and try to download this file from a client behind TMG.
If we add the HTTP protocol to the above rule(no need to apply the configuration on TMG yet):Īnd then look again of the Malware Inspection settings(right-click the rule and click Properties) of this rule, now we will see the option Inspect content downloaded from Web servers to clients to enable malware inspection for this rule available:Ĭheck the Inspect content downloaded from Web servers to clients check box, click OK to close the rule’s Properties window, remove the HTTP protocol from the rule then apply the configuration on TMG.Īfter doing all these, looking at the Malware Inspection settings of this rule we will notice that this time Inspect content downloaded from Web servers to clients check box is checked and grayed out: The logs on TMG tell us that malware inspection is disabled for this rule: If we take a look on the Malware Inspection settings(right-click the rule and click Properties) of this rule, we can see the option Inspect content downloaded from Web servers to clients to enable malware inspection for it is grayed out: Normally the malware inspection and the URL filtering apply just for HTTP and HTTPS traffic.įor example say a I create an access rule like: Note that although there are some advantages, also there are some limitations of FTP over HTTP, see the Extra Notes below. URL filtering can be applied to FTP traffic. malware inspection can be applied to FTP traffic. Lately I’ve been using quite a lot the FTP over HTTP protocol in Forefront TMG 2010 SP1(Update 1).
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