[LON-CAPA-users] firewall on student computers

John Merrill lon-capa-users@mail.lon-capa.org
Thu, 2 Sep 2004 21:34:59 -0400

Do you recommend a general broadcast to students in this regard? I 
might predict a serious downside with the relatively large number of 
naive users that I have. Please advise.

On Sep 2, 2004, at 12:02 PM, Gerd Kortemeyer wrote:

> Hi,
> So the problem appears to be the combination of the ZoneAlarm Personal 
> Firewall, which MSU recommends and might have included in their 
> Windows Resource CD, 
> http://help.msu.edu/ethernet/zonealarm.install.html , and the new 
> Windows XP Service Pack 2.
> This firewall and the new Windows XP Service Pack 2 Firewall, which 
> became available two weeks ago, appear to run interference. Each 
> product runs fine by itself, the combination causes trouble.
> I have informed the MSU Helpdesk and an entry will be added to the 
> LON-CAPA student FAQ. The solution is to switch off ZoneAlarm in the 
> presence of the new Microsoft Firewall.
> Thank you to everybody who made their computer available. Please let 
> me know if this does NOT fix the problem.
> - Gerd.
> On Sep 1, 2004, at 4:31 PM, masten@egr.msu.edu wrote:
>> Gerd,
>> I have the same problems at home because of security settings.  Feel 
>> free to come over and play on the Windows systems....I'd love to 
>> figure this out before Spring.
>> Susan
>> At 02:53 PM 9/1/2004 -0400, you wrote:
>>> On Sep 1, 2004, at 12:20 PM, Felicia Berryman wrote:
>>>> 1.) I can log in to the roles page on my own computer but when i 
>>>> slect a course or main menu, i am taken back to the login page, if 
>>>> i login again it takes me back to the roles page. i have been able 
>>>> to login and use my courses on other computers so i figure that 
>>>> there must be a setting wrong on only my computer.
>>>> 2.) After submit my user name and password, i am then successfully 
>>>> directed to a page where i am to select a course. When i click on a 
>>>> course, however, i am sent directly to the log-in page again. In 
>>>> fact, if i click on any link on the course-selection page, i am 
>>>> still sent to the same log-in page. I cannot move beyond the course 
>>>> selection page. I have enabled both javascript and cookies in my 
>>>> browser's preferences.
>>>> The first student who reported the problem was able to solve it and 
>>>> sent me the following:
>>>> I managed to resolve it. Turns out that the ZoneAlarm firewall I 
>>>> use was causing the problem. After I turned the ZoneAlarm firewall 
>>>> off, and the Windows firewall on LON-capa worked for me.
>>>> I'll report this bugzilla, in the meantime I wanted to make other 
>>>> instructors at other schools aware of this problem.
>>> The student comment is very helpful.
>>> If what I think is true, this will not happen at other schools:
>>> * We have the kids go to http://msu.lon-capa.org/
>>> * Further form submissions go against http://sN.lite.msu.edu/
>>> So we are switching from "zone" lon-capa.org to "msu.edu" - now if 
>>> that is what happens, the bug is actually at Microsoft, since we 
>>> already switched zones at login time, not at the first subsequent 
>>> form submission. All of this would be a new "feature" of Windows XP 
>>> Service Pack 2, which only came out a week ago or so.
>>> I have asked another student who has this problem to come to my 
>>> office hour on Friday afternoon with her laptop. Hopefully I can 
>>> explore all of the details.
>>> We need more $@%#& Windows test computers.
>>> - Gerd.
>>> _______________________________________________
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>>> LON-CAPA-users@mail.lon-capa.org
>>> http://mail.lon-capa.org/mailman/listinfo/lon-capa-users
>> Susan J. Masten, Ph.D., P.E.
>> Professor
>> Graduate Coordinator and Associate Chair
>> Department of Civil and Environmental Engineering
>> Michigan State University
>> East Lansing, MI 48824
>> Office: 132A Research Complex-Engineering
>> Phone: 517 353-8539
>> FAX: 517 355-0250
>> Email: masten@msu.edu
>> Webpage: www.egr.msu.edu/~masten
>> _______________________________________________
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*** merrill3@msu.edu ***
John Merrill, Director
Biological Sciences Program
100 North Kedzie Lab
Michigan State University
East Lansing, MI 48824 USA
*** www.biosci.msu.edu ***