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How to disable PAE in Windows 2K3 SP1.

Author
7 Jul 2005 7:48 AM
TomJen
Dear Supports,

I have a question about DEP in Win2K3 SP1.That is why I already added
/noexcute=alwaysoff instead of OptIn.But when I reboot my system,I still can
see "Physical Address Extention" in computers>properties where event I just
populated less than 4GB Ram.Can you help me to answer this?? Thx alot...

Tom
E-mail:jen.***@inventecesc.com

Author
7 Jul 2005 10:37 AM
Giuseppe Nacci
TomJen wrote:
> Dear Supports,
>
> I have a question about DEP in Win2K3 SP1.That is why I already added
> /noexcute=alwaysoff instead of OptIn.But when I reboot my system,I
> still can see "Physical Address Extention" in computers>properties
> where event I just populated less than 4GB Ram.Can you help me to
> answer this?? Thx alot...
>
> Tom
> E-mail:jen.***@inventecesc.com

You can to remove the switch /PAE from your boot.ini
--
---
Giuseppe Nacci
Microsoft Certified System Engineer
Security Manager

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Author
7 Jul 2005 11:05 AM
TomJen
Dear Nacci,
Thx for your answer.But there is no /PAE parameter in Win2K3 SP1 by default.
So I can't remove it. Please help me again....

Show quoteHide quote
"Giuseppe Nacci" wrote:

> TomJen wrote:
> > Dear Supports,
> >
> > I have a question about DEP in Win2K3 SP1.That is why I already added
> > /noexcute=alwaysoff instead of OptIn.But when I reboot my system,I
> > still can see "Physical Address Extention" in computers>properties
> > where event I just populated less than 4GB Ram.Can you help me to
> > answer this?? Thx alot...
> >
> > Tom
> > E-mail:jen.***@inventecesc.com
>
> You can to remove the switch /PAE from your boot.ini
> --
> ---
> Giuseppe Nacci
> Microsoft Certified System Engineer
> Security Manager
>
> --------------------------------------------------------------------
> CONFIDENTIALITY NOTICE
> This message and its attachments are addressed solely to the persons
> above and may contain confidential information. If you have received
> the message in error, be informed that any use of the content hereof
> is prohibited. Please return it immediately to the sender and delete
> the message. Should you have any questions, please contact us by
> replying to supporto.informat***@degennaro.biz
> Thank you
> --------------------------------------------------------------------
>
>
>
>
Author
7 Jul 2005 12:53 PM
neo [mvp outlook]
Try /NOPAE in the boot.ini.

By the way, do a search on DEP and PCI Express.  You will find some
interesting tid bits why the PAE kernel is needed.  (Basically, one doesn't
use the /PAE switch, but the PAE kernel is still loaded in order to support
the 2 features mentioned.)

Show quoteHide quote
"TomJen" <Tom***@discussions.microsoft.com> wrote in message
news:56260BBB-94C9-42BE-9928-D7663AA8A7D4@microsoft.com...
> Dear Nacci,
> Thx for your answer.But there is no /PAE parameter in Win2K3 SP1 by
> default.
> So I can't remove it. Please help me again....
>
> "Giuseppe Nacci" wrote:
>
>> TomJen wrote:
>> > Dear Supports,
>> >
>> > I have a question about DEP in Win2K3 SP1.That is why I already added
>> > /noexcute=alwaysoff instead of OptIn.But when I reboot my system,I
>> > still can see "Physical Address Extention" in computers>properties
>> > where event I just populated less than 4GB Ram.Can you help me to
>> > answer this?? Thx alot...
>> >
>> > Tom
>> > E-mail:jen.***@inventecesc.com
>>
>> You can to remove the switch /PAE from your boot.ini
>> --
>> ---
>> Giuseppe Nacci
>> Microsoft Certified System Engineer
>> Security Manager
>>
>> --------------------------------------------------------------------
>> CONFIDENTIALITY NOTICE
>> This message and its attachments are addressed solely to the persons
>> above and may contain confidential information. If you have received
>> the message in error, be informed that any use of the content hereof
>> is prohibited. Please return it immediately to the sender and delete
>> the message. Should you have any questions, please contact us by
>> replying to supporto.informat***@degennaro.biz
>> Thank you
>> --------------------------------------------------------------------
>>
>>
>>
>>
Author
7 Jul 2005 1:44 PM
Giuseppe Nacci
TomJen wrote:
Show quoteHide quote
> Dear Nacci,
> Thx for your answer.But there is no /PAE parameter in Win2K3 SP1 by
> default. So I can't remove it. Please help me again....
>
> "Giuseppe Nacci" wrote:
>
>> TomJen wrote:
>>> Dear Supports,
>>>
>>> I have a question about DEP in Win2K3 SP1.That is why I already
>>> added /noexcute=alwaysoff instead of OptIn.But when I reboot my
>>> system,I still can see "Physical Address Extention" in
>>> computers>properties where event I just populated less than 4GB
>>> Ram.Can you help me to answer this?? Thx alot...
>>>
>>> Tom
>>> E-mail:jen.***@inventecesc.com
>>
>> You can to remove the switch /PAE from your boot.ini
>> --
>> ---
>> Giuseppe Nacci
>> Microsoft Certified System Engineer
>> Security Manager
>>
>> --------------------------------------------------------------------
>> CONFIDENTIALITY NOTICE
>> This message and its attachments are addressed solely to the persons
>> above and may contain confidential information. If you have received
>> the message in error, be informed that any use of the content hereof
>> is prohibited. Please return it immediately to the sender and delete
>> the message. Should you have any questions, please contact us by
>> replying to supporto.informat***@degennaro.biz
>> Thank you
>> --------------------------------------------------------------------

Abstract from Microsoft:
"The PAE kernel can be enabled automatically without the /PAE switch present
in the boot entry if the system has DEP enabled (/NOEXECUTE switch is
present) or the system processor supports hardware-enforced DEP. Presence of
the /NOEXECUTE switch on a system with a processor that supports
hardware-enforced DEP implies the /PAE switch. If the system processor is
capable of hardware-enforced DEP and the /NOEXECUTE switch is not present in
the boot entry, Windows assumes /NOEXECUTE=optin by default and enables PAE
mode. For more information, see the topic "Boot Options in a Boot.ini File"
in the Windows DDK"

I hope I help you.
--
---
Giuseppe Nacci
Microsoft Certified System Engineer
Security Manager

--------------------------------------------------------------------
CONFIDENTIALITY NOTICE
This message and its attachments are addressed solely to the persons
above and may contain confidential information. If you have received
the message in error, be informed that any use of the content hereof
is prohibited. Please return it immediately to the sender and delete
the message. Should you have any questions, please contact us by
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Author
7 Jul 2005 2:36 PM
lukesh
HI,
Try using a /nopae switch in the boot.ini.

Lukesh

Show quoteHide quote
"TomJen" wrote:

> Dear Supports,
>
> I have a question about DEP in Win2K3 SP1.That is why I already added
> /noexcute=alwaysoff instead of OptIn.But when I reboot my system,I still can
> see "Physical Address Extention" in computers>properties where event I just
> populated less than 4GB Ram.Can you help me to answer this?? Thx alot...
>
> Tom
> E-mail:jen.***@inventecesc.com
Author
7 Jul 2005 5:16 PM
TomJen
Dear all,

I tried to add /noexcute=alwaysoff and /Nopae into Boot.ini.But no any
effect happen and PAE still there.....I found this
web:http://hellomate.typepad.com/exchange/2005/03/windows_2003_se.html
If it is true,I think maybe a bug of SP1...

Tom

Show quoteHide quote
"lukesh" wrote:

> HI,
> Try using a /nopae switch in the boot.ini.
>
> Lukesh
>
> "TomJen" wrote:
>
> > Dear Supports,
> >
> > I have a question about DEP in Win2K3 SP1.That is why I already added
> > /noexcute=alwaysoff instead of OptIn.But when I reboot my system,I still can
> > see "Physical Address Extention" in computers>properties where event I just
> > populated less than 4GB Ram.Can you help me to answer this?? Thx alot...
> >
> > Tom
> > E-mail:jen.***@inventecesc.com
Author
8 Jul 2005 11:25 AM
Giuseppe Nacci
TomJen wrote:
Show quoteHide quote
> Dear all,
>
> I tried to add /noexcute=alwaysoff and /Nopae into Boot.ini.But no any
> effect happen and PAE still there.....I found this
> web:http://hellomate.typepad.com/exchange/2005/03/windows_2003_se.html
> If it is true,I think maybe a bug of SP1...
>
> Tom
>
> "lukesh" wrote:
>
>> HI,
>> Try using a /nopae switch in the boot.ini.
>>
>> Lukesh
>>
>> "TomJen" wrote:
>>
>>> Dear Supports,
>>>
>>> I have a question about DEP in Win2K3 SP1.That is why I already
>>> added /noexcute=alwaysoff instead of OptIn.But when I reboot my
>>> system,I still can see "Physical Address Extention" in
>>> computers>properties where event I just populated less than 4GB
>>> Ram.Can you help me to answer this?? Thx alot...
>>>
>>> Tom
>>> E-mail:jen.***@inventecesc.com

With /OPTOUT option, DEP is enabled by default for all processes. You can
manually create a list of specific programs that do not have DEP applied by
using the System dialog box in Control Panel. Information technology (IT)
professionals can use the Application Compatibility Toolkit to "opt-out" one
or more programs from DEP protection. System compatibility fixes, or shims,
for DEP do take effect

If you are logged on as an administrator, you can manually configure DEP to
switch between the OptIn and OptOut policies by using the Data Execution
Prevention tab in System Properties. The following procedure describes how
to manually configure DEP on the computer:

1.Click Start, click Run, type sysdm.cpl, and then click OK.
2.On the Advanced tab, under Performance, click Settings.
3.On the Data Execution Prevention tab, use one of the following procedures:
   - Click Turn on DEP for essential Windows programs and services only to
select the OptIn policy.
   - Click Turn on DEP for all programs and services except those I select
to select the OptOut policy, and then click Add to add     the programs that
you do not want to use the DEP feature.
4.Click OK two times.

--
---
Giuseppe Nacci
Microsoft Certified System Engineer
Security Manager

--------------------------------------------------------------------
CONFIDENTIALITY NOTICE
This message and its attachments are addressed solely to the persons
above and may contain confidential information. If you have received
the message in error, be informed that any use of the content hereof
is prohibited. Please return it immediately to the sender and delete
the message. Should you have any questions, please contact us by
replying to supporto.informat***@degennaro.biz
Thank you
--------------------------------------------------------------------

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