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| Subject: | Re: [Full-disclosure] Torpark breaks with DEP enabled, and how to break it further so that it works |
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| Date: | Tue, 13 Feb 2007 16:34:49 -0800 |
On 2/13/07, KJKHyperion <hackbunny@s0ftpj.org> wrote:
... Sorry, I'm a noted Windows fanboy and I'm not sure I find that a plus
you must have w2k server, no WSAENOBUFS [0] hell for you! *g* in any case, i hope you are aware of which claims are actually supported by Torpark and which aren't. [1]
dammit Jim, I'm a kernel hacker, not a network admin! A couple ideas, though: * why not PPPoE instead of a VPN? Sorry if it doesn't make sense to you, I just have a thing for PPPoE. Not a fetish or anything like that. No way. Seriously, it sounds perfect for a bridged tunnel, to me
the problem lies in the routing. PPPoE doesn't resolve this, and i'm not sure if the tap device can do it anyway (since it is not really an ethernet device, but sort of). it will probably require a new device (like the vmware bridge) to do this. more to the point, the windows "bridge" from ethernet to the tap is not really a bridge. i guess that's the root of the problem (and where the vmware bridge device acts like a bridge, and doesn't subject the bridged vmnet device to the same routing table used by the host IP stack associated with the actual ethernet device)
* VMware works flawlessly because it attaches a protocol driver to all the bridged interfaces, simulating a bridge (duh). I suspect the tap driver is not as smart. Nowhere near as smart.
yes, exactly! (well, it doesn't actually show as a bridge, it's a "magic" bridge that can bind to anything that speaks ethernet, including wireless devices, without giving windows the heads up, and thus avoids routing table badness.)
* alternatively, my psychic debugging powers tell me Qemu might be trying to inject packets through a raw socket, or something similarly boneheaded that nevertheless works perfectly on Linux.
nah, it's a tap device just like openvpn uses. it just appears to be a realtek ethernet device inside the linux guest (or any other guest OS)...
(... hey, did you know you can turn a Windows Server into a PPPoE terminal server if you install a PPPoE port driver and bind RRAS to it? easy like that! now ain't that... cool?)
that's sick dude! quit drinking the cool-aid before it's too late! :P 0. "Tor Windows Buffer Problems" http://wiki.noreply.org/noreply/TheOnionRouter/WindowsBufferProblems 1. "Traces left by Torpark, and other security discussion" http://archives.seul.org/or/talk/Nov-2006/msg00219.html _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
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