Open Software Solutions

You are using Point-toPoint Protocol (PPP) to connect to a network or to the Internet from a Windows Vista-based computer. If you put the computer to sleep while the PPP connection is active, the screen goes black. After approximately 10 minutes, your computer may restart, or you may receive a Stop error message that resembles the following:

Alternatively, you are using PPP to connect to a network or to the Internet from a Windows Vista-based computer. When you are connected, if you try to install a firewall product or a VPN client software, the installation will fail. When your computer tries to sleep the screen goes black. After approximately 10 minutes, your computer may restart or you may receive a Stop error message that resembles the following:

When this problem occurs, you may be using a traditional modem, an ADSL modem, or a cellular telephone to connect to a network or to the Internet.

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This problem may occur if you have installed or you are trying to install a Network Device Interface Specification (NDIS) Intermediate driver when you are using the PPP connection. NDIS Intermediate drivers are usually found in Firewall products and VPN client products.

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Update information

The following files are available for download from the MicrosoftDownload Center:

Download the Update for Windows Vista (KB931671) package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=5754C17D-91A0-4DCA-AB86-16E09A5C717B)

Download the Update for Windows Vista 64-bit versions (KB931671) package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=F7E230F0-51D1-4B47-A0F1-BE39961E39B5)

Release Date: March 27, 2007

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:

Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

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File information

The English version of this update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows Vista, x86-based versions

File name	File version	File size	Date	Time	Platform
Cis.scp	Not Applicable	733	07-Jan-2007	05:34	Not Applicable
Kmddsp.tsp	6.0.6000.20538	38,400	16-Feb-2007	02:41	Not Applicable
Ndistapi.sys	6.0.6000.20538	20,480	16-Feb-2007	02:00	x86
Ndproxy.sys	6.0.6000.20538	48,640	16-Feb-2007	02:00	x86
Ndptsp.tsp	6.0.6000.20538	49,664	16-Feb-2007	02:42	Not Applicable
Package_1_for_kb931671~31bf3856ad364e35~x86~~6.0.1.0.mum	Not Applicable	1,993	16-Feb-2007	21:36	Not Applicable
Package_2_for_kb931671~31bf3856ad364e35~x86~~6.0.1.0.mum	Not Applicable	1,774	16-Feb-2007	21:36	Not Applicable
Pppmenu.scp	Not Applicable	2,815	07-Jan-2007	05:34	Not Applicable
Rasbase-ppdlic.xrm-ms	Not Applicable	3,087	16-Feb-2007	03:01	Not Applicable
Rascfg.dll	6.0.6000.20538	77,824	16-Feb-2007	02:43	x86
Rasctrnm.h	Not Applicable	1,818	07-Jan-2007	05:35	Not Applicable
Rasdiag.dll	6.0.6000.20538	52,736	16-Feb-2007	02:43	x86
Rasmxs.dll	6.0.6000.20538	32,768	16-Feb-2007	02:43	x86
Rasser.dll	6.0.6000.20538	22,016	16-Feb-2007	02:43	x86
Update.mum	Not Applicable	1,897	16-Feb-2007	21:36	Not Applicable
Wanarp.sys	6.0.6000.20538	61,952	16-Feb-2007	02:00	x86
X86_269e9ee2a614dfac0001e78fa4a74ba4_31bf3856ad364e35_6.0.6000.20538_none_fb36b19a73a32c8d.manifest	Not Applicable	695	16-Feb-2007	21:36	Not Applicable
X86_84da7f4a277c3867f131b5f5d660ce45_31bf3856ad364e35_6.0.6000.20538_none_21afc2027b785971.manifest	Not Applicable	691	16-Feb-2007	21:36	Not Applicable
X86_microsoft-windows-qos_31bf3856ad364e35_6.0.6000.20538_none_acd6557573acd4f9.manifest	Not Applicable	23,382	16-Feb-2007	21:38	Not Applicable
X86_microsoft-windows-rasbase_31bf3856ad364e35_6.0.6000.20538_none_0c6b54c69677782f.manifest	Not Applicable	71,224	16-Feb-2007	21:38	Not Applicable
Pacer.sys	6.0.6000.20538	70,144	16-Feb-2007	01:59	x86
Pacercnt.h	Not Applicable	3,010	07-Jan-2007	05:31	Not Applicable
Pacerprf.dll	6.0.6000.20538	15,360	16-Feb-2007	02:42	x86
Pacerprf.ini	Not Applicable	13,750	07-Jan-2007	05:31	Not Applicable
Traffic.dll	6.0.6000.20538	33,280	16-Feb-2007	02:43	x86
Wshqos.dll	6.0.6000.20538	13,824	16-Feb-2007	02:43	x86

Windows Vista, 64-bit versions

File name	File version	File size	Date	Time	Platform
Amd64_acc4c9534079536f44e9eccb4bcdadb1_31bf3856ad364e35_6.0.6000.20538_none_3d06802746d09e7c.manifest	Not Applicable	695	16-Feb-2007	21:36	Not Applicable
Amd64_b5ce9c3d385084c17b9ba09df7d1ffae_31bf3856ad364e35_6.0.6000.20538_none_09643b45146ca66b.manifest	Not Applicable	699	16-Feb-2007	21:36	Not Applicable
Amd64_microsoft-windows-qos_31bf3856ad364e35_6.0.6000.20538_none_08f4f0f92c0a462f.manifest	Not Applicable	23,426	16-Feb-2007	21:42	Not Applicable
Amd64_microsoft-windows-rasbase_31bf3856ad364e35_6.0.6000.20538_none_6889f04a4ed4e965.manifest	Not Applicable	71,324	16-Feb-2007	21:42	Not Applicable
Cis.scp	Not Applicable	733	07-Jan-2007	05:35	Not Applicable
Kmddsp.tsp	6.0.6000.20538	46,592	16-Feb-2007	04:05	Not Applicable
Ndistapi.sys	6.0.6000.20538	24,064	16-Feb-2007	02:37	x64
Ndproxy.sys	6.0.6000.20538	59,392	16-Feb-2007	02:37	x64
Ndptsp.tsp	6.0.6000.20538	59,392	16-Feb-2007	04:07	Not Applicable
Package_1_for_kb931671~31bf3856ad364e35~amd64~~6.0.1.0.mum	Not Applicable	2,005	16-Feb-2007	21:36	Not Applicable
Package_2_for_kb931671~31bf3856ad364e35~amd64~~6.0.1.0.mum	Not Applicable	1,784	16-Feb-2007	21:36	Not Applicable
Pppmenu.scp	Not Applicable	2,815	07-Jan-2007	05:35	Not Applicable
Rasbase-ppdlic.xrm-ms	Not Applicable	3,087	16-Feb-2007	04:36	Not Applicable
Rascfg.dll	6.0.6000.20538	92,160	16-Feb-2007	04:08	x64
Rasctrnm.h	Not Applicable	1,818	07-Jan-2007	05:35	Not Applicable
Rasdiag.dll	6.0.6000.20538	65,536	16-Feb-2007	04:08	x64
Rasmxs.dll	6.0.6000.20538	40,448	16-Feb-2007	04:08	x64
Rasser.dll	6.0.6000.20538	29,184	16-Feb-2007	04:08	x64
Update.mum	Not Applicable	1,897	16-Feb-2007	21:36	Not Applicable
Wanarp.sys	6.0.6000.20538	71,680	16-Feb-2007	02:37	x64
Pacer.sys	6.0.6000.20538	92,160	16-Feb-2007	02:36	x64
Pacercnt.h	Not Applicable	3,010	07-Jan-2007	05:31	Not Applicable
Pacerprf.dll	6.0.6000.20538	17,920	16-Feb-2007	04:07	x64
Pacerprf.ini	Not Applicable	13,750	07-Jan-2007	05:31	Not Applicable
Traffic.dll	6.0.6000.20538	39,424	16-Feb-2007	04:08	x64
Wshqos.dll	6.0.6000.20538	16,896	16-Feb-2007	04:08	x64

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Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the Applies to section.

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For more information about how software update packages are named, click the following article number to view the article in the Microsoft Knowledge Base:

For more information, click the following article number to view the article in the Microsoft Knowledge Base:

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

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