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Disable Remote Assistance
Name: TimV Date: November 30, 2004 at 11:43:45 Pacific OS: XP Pro CPU/Ram: PIII, 256
Comment:
Long time listener - first time caller!
At our college computer lab, I have a need to disable Remote Assistance in XP Pro (mainly due to online test-taking and the possibility of academic dishonesty).
How can I do that? I know about changing the group policies but that won't work in this case. We have some students who must have administrator rights to do programming homework.
I guess what I'm looking for is the registry key I can manipulate so Remote Assistance is not even an option.
Name: normajean Date: November 30, 2004 at 11:55:54 Pacific
Reply:
According to my 2003 guidebook, you can stop Remote Assistance by limiting it in Group Policy or by blocking the port it uses to get in/out - block TCP port 3389 on your firewall.
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Response Number 2
Name: TimV Date: November 30, 2004 at 12:01:46 Pacific
Reply:
We are running 2000 SP1 for our domain controller - not 2003. All of this is running behind the firewall on the College's intranet.
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Response Number 3
Name: normajean Date: November 30, 2004 at 12:07:50 Pacific
Reply:
No difference - whether it is 2003 or 2000 - just block that port on the College's firewall.
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Response Number 4
Name: TimV Date: November 30, 2004 at 12:12:03 Pacific
Reply:
Thank, cleo -- we'll try it.
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Response Number 5
Name: normajean Date: November 30, 2004 at 12:18:57 Pacific
Reply:
I worked at a private computer college back in the Windows NT days and we had 5 locked down machines set up for exam taking purposes and once they were locked down with the mandatory profiles, they had one option on the start menu - Internet Explorer - and it had only one website it could go to - our testing site. Right clicking was disabled, the browser ran in kiosk mode which means there were no buttons or options to click on. I had my best student hackers try to make it go to a different website and they could not break the security. I have not tried to lock down an XP box in this way but if it was possible in NT it should be possible with XP.
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Response Number 6
Name: TimV Date: November 30, 2004 at 12:25:40 Pacific
Reply:
We don't have that option here. Our students are testing in the classrooms and remoting either to the lab or off-campus for assistance. Or any combination of that scenario.
What other common applications will/may be disabled if we block TCP port 3389?
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Response Number 7
Name: normajean Date: November 30, 2004 at 12:34:13 Pacific
Reply:
Remote Desktop uses that same port number so if they need to be able to Remote in to different computers than you will not be able to disable that port.
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Response Number 8
Name: TimV Date: November 30, 2004 at 12:55:38 Pacific
Reply:
We use Remote Desktop and thin client so disabling port 3389 is not an option.
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Response Number 9
Name: DJD Date: November 30, 2004 at 13:58:42 Pacific
Reply:
Have you explored all the individual settings available in Tweak UI Power Toys under Network connection and User Rights Assignments?
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