Re: OT-Windows Issue

The first issue happened three weeks ago. the second and third issue
happened last week. I provided other pc to user for temp PC to the users,
all I want is to find the issue. Why it happened? and how?

On Fri, May 13, 2011 at 5:18 PM, Ametewee, Selassie K. (Lockheed Martin
IS&GS) <Selassie.Ametewee_at_va.gov> wrote:

> Correction: I meant to type the user can connect from any PC. Accept my
> apology.
>
> -----Original Message-----
> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
> Ametewee, Selassie K. (Lockheed Martin IS&GS)
> Sent: Friday, May 13, 2011 8:37 AM
> To: MDH IND; ccielab_at_groupstudy.com
> Subject: RE: OT-Windows Issue
>
> It is strange that the user cannot connect using other PC's so that
> ruled out the account being corrupted. So I try to re-image that PC or
> do some sort of system restore..
>
> -----Original Message-----
> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
> MDH IND
> Sent: Friday, May 13, 2011 3:55 AM
> To: ccielab_at_groupstudy.com
> Subject: OT-Windows Issue
>
> Dear Experts,
>
> Sorry for this OT, but its really a strange windows issue.
>
> I don't thing Its a network related issues.
>
> We have a domain network with 200+ users.
> AD implemented (all PCs windows 7, server all windows server 2008)
> 20+ vlan
> There are some servers (email, portal, web server, etc., servers in DMZ
> zone)
> We have 32 public IPs (but only used 8 public IPs)
> We have Macafee Enterprises antivirus server
> 6500 core switch, 3560 edge switches, ASA, juniper SSG, bluecoat,
> ironport,
> packet shaper, CISCO VOIP, etc (consider its a normal network)
>
>
> Everything was working fine until we hire a system administrator. Only
> this
> type of strange issues are coming now-a-days.
>
> Issue No.1
>
> A particular user in his particular computer can not able to access
> internet. When I accidentally changed internet explorer Internet Options
> ->Security -> Security Level for this zone -> If I lower this level, its
> working fine. If I put medium level its not working, but other users
> account
> in this particular computer working fine with "medium level" without any
> issues.
>
> Issue No.2
>
> The issue was only a particular user with his particular computer cannot
> able to access our local web pages, (before he was able to access more
> than
> a year without any issues) I mean inside our server vlan networks (our
> office portal, email OWA, helpdesk, our company website via browser) and
> he
> can able to access internet. But in the same PC with different user
> account
> can able to access everything without any issues. Proxy setting is ok
> and
> proxy exceptions also double ok. But the particular user in particular
> computer can not able to access locally hosted websites which is
> excepted in
> the proxy settings, but other users can able to access everything from
> that
> particular PC without any issues. And that particular user can able to
> access everything from all other PCs with his user account.
>
>
> Issue No.3
>
> When the particular user logging in his particular computer with his
> account ..after network address acquired from DHCP ..its freezing a
> error
> message showing "Windows Explorer has stopped working" bla bla..bla..
> Actually its not hanging only mouse and keyboard activity disconnected
> from
> the PC and looks like hanged.
>
> But in this same computer all other user accounts (I checked with three
> domain user accounts) working fine without any issue. The issue with
> only a
> particular user, and I noticed one thing if I removed the network cable
> and
> login with the particular user account, its working not showing any
> errors.
> But If I plug the network cable after network address acquired its
> showing
> the error message Windows Explorer has stopped working" and the
> keyboard,
> mouse activity removed from the PC.
>
>
> I believe its not a virus issues, we have enterprises macAfee virus
> solution
> with latest updates. so 90 percent no virus issues.
>
>
>
> All I want to know is
>
> Is there any way from the domain controller can able to control a PC
> activity like this via group policy or user policy, or any policy or
> script?
> and how?
>
> I believe our system administrator playing something via policy or any
> third
> party tools, I am a network engineer not a system administrator. I
> really
> appreciate if anyone of you gentleman can help me to solve this issues?
>
>
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>
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>
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Received on Fri May 13 2011 - 18:48:51 ART