Re: VPN disconnection



Hi Pedro,

Thanks for your reply.

Please monitor to see if the problem can be reproduced. If the problem is
indeed caused by the router firewall, you need to contact the hardware
vendor for more help. Thanks for your understanding.

If the problem is caused by SBS server, please continue the troubleshooting
steps in this thread and we are ready to help.

I am looking forward to hear from you.

If you need further assistance, please don't hesitate to let me know.

Best regards,

Robert Li(MSFT)

Microsoft CSS Online Newsgroup Support

Get Secure! - www.microsoft.com/security

=====================================================

This newsgroup only focuses on SBS technical issues. If you have issues
regarding other Microsoft products, you'd better post in the corresponding
newsgroups so that they can be resolved in an efficient and timely manner.
You can locate the newsgroup here:
http://www.microsoft.com/communities/newsgroups/en-us/default.aspx

When opening a new thread via the web interface, we recommend you check the
"Notify me of replies" box to receive e-mail notifications when there are
any updates in your thread. When responding to posts via your newsreader,
please "Reply to Group" so that others may learn and benefit from your
issue.

Microsoft engineers can only focus on one issue per thread. Although we
provide other information for your reference, we recommend you post
different incidents in different threads to keep the thread clean. In doing
so, it will ensure your issues are resolved in a timely manner.

For urgent issues, you may want to contact Microsoft CSS directly. Please
check http://support.microsoft.com for regional support phone numbers.

Any input or comments in this thread are highly appreciated.

=====================================================

This posting is provided "AS IS" with no warranties, and confers no rights.

--------------------
<From: "Pedro CR" <pramilo@xxxxxxxxxxxxxxx>
<References: <ewR21YCSIHA.3400@xxxxxxxxxxxxxxxxxxxx>
<O#dc$UUSIHA.5204@xxxxxxxxxxxxxxxxxxxxxx>
<OhUOsKZSIHA.5016@xxxxxxxxxxxxxxxxxxxx>
<L2W96uSTIHA.5204@xxxxxxxxxxxxxxxxxxxxxx>
<#IAbJBbTIHA.4880@xxxxxxxxxxxxxxxxxxxx>
<OUvdmVcTIHA.1184@xxxxxxxxxxxxxxxxxxxx>
<rbWVSmeTIHA.4200@xxxxxxxxxxxxxxxxxxxxxx>
<9VeJ4reTIHA.4720@xxxxxxxxxxxxxxxxxxxxxx>
<eA8wwFqTIHA.4440@xxxxxxxxxxxxxxxxxxxx>
<BB7LBwNUIHA.4720@xxxxxxxxxxxxxxxxxxxxxx>
<Subject: Re: VPN disconnection
<Date: Tue, 8 Jan 2008 06:08:17 -0000
<Lines: 958
<X-Priority: 3
<X-MSMail-Priority: Normal
<X-Newsreader: Microsoft Outlook Express 6.00.2900.3138
<X-RFC2646: Format=Flowed; Original
<X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198
<Message-ID: <#1jVdzbUIHA.5404@xxxxxxxxxxxxxxxxxxxx>
<Newsgroups: microsoft.public.windows.server.sbs
<NNTP-Posting-Host: bl9-249-228.dsl.telepac.pt 85.242.249.228
<Path: TK2MSFTNGHUB02.phx.gbl!TK2MSFTNGP01.phx.gbl!TK2MSFTNGP03.phx.gbl
<Xref: TK2MSFTNGHUB02.phx.gbl microsoft.public.windows.server.sbs:85249
<X-Tomcat-NG: microsoft.public.windows.server.sbs
<
<Hi Robert
<
<Thank you very much for all your attention.
<I have disabled the router firewall on the client side (including DDOS
<detection) and for three days I haven't experienced any disconnection.
<
<If problems appear again I will proceed as you indicated - plug a
crossover
<cable directly from my computer to the external nic of the server - and I
<will then make a new post on the newsgroup with the results.
<
<As things stand now, it seems it was due to the firewall on the client
side.
<The clients have a Draytek 2700 adsl router.
<
<Once again thank you very much to you and Manfred for all your attention.
<Best regards
<Pedro R.
<
<
<<v-robeli@xxxxxxxxxxxxxxxxxxxx> escreveu na mensagem
<news:BB7LBwNUIHA.4720@xxxxxxxxxxxxxxxxxxxxxxxxx
<> Hi Pedro,
<>
<> Thanks for your reply.
<>
<> Please take a cross over cable and attach the laptop directly to the
<> server's external NIC (not to the router) and try to create to create VPN
<> connection to see if the issue can be reproduced. In this way we can
<> narrow
<> down if the problem is caused by the server itself.
<>
<> Note: I assume your network topology is as the following:
<>
<> {Internet}---{Router}----{SBS Server}----{Client Workstation}
<>
<> I am looking forward to hear from you.
<>
<> If you need further assistance, please don't hesitate to let me know.
<>
<> Best regards,
<>
<> Robert Li(MSFT)
<>
<> Microsoft CSS Online Newsgroup Support
<>
<> Get Secure! - www.microsoft.com/security
<>
<> =====================================================
<>
<> This newsgroup only focuses on SBS technical issues. If you have issues
<> regarding other Microsoft products, you'd better post in the
corresponding
<> newsgroups so that they can be resolved in an efficient and timely
manner.
<> You can locate the newsgroup here:
<> http://www.microsoft.com/communities/newsgroups/en-us/default.aspx
<>
<> When opening a new thread via the web interface, we recommend you check
<> the
<> "Notify me of replies" box to receive e-mail notifications when there are
<> any updates in your thread. When responding to posts via your newsreader,
<> please "Reply to Group" so that others may learn and benefit from your
<> issue.
<>
<> Microsoft engineers can only focus on one issue per thread. Although we
<> provide other information for your reference, we recommend you post
<> different incidents in different threads to keep the thread clean. In
<> doing
<> so, it will ensure your issues are resolved in a timely manner.
<>
<> For urgent issues, you may want to contact Microsoft CSS directly. Please
<> check http://support.microsoft.com for regional support phone numbers.
<>
<> Any input or comments in this thread are highly appreciated.
<>
<> =====================================================
<>
<> This posting is provided "AS IS" with no warranties, and confers no
<> rights.
<>
<> --------------------
<> <From: "Pedro CR" <pramilo@xxxxxxxxxxxxxxx>
<> <References: <ewR21YCSIHA.3400@xxxxxxxxxxxxxxxxxxxx>
<> <O#dc$UUSIHA.5204@xxxxxxxxxxxxxxxxxxxxxx>
<> <OhUOsKZSIHA.5016@xxxxxxxxxxxxxxxxxxxx>
<> <L2W96uSTIHA.5204@xxxxxxxxxxxxxxxxxxxxxx>
<> <#IAbJBbTIHA.4880@xxxxxxxxxxxxxxxxxxxx>
<> <OUvdmVcTIHA.1184@xxxxxxxxxxxxxxxxxxxx>
<> <rbWVSmeTIHA.4200@xxxxxxxxxxxxxxxxxxxxxx>
<> <9VeJ4reTIHA.4720@xxxxxxxxxxxxxxxxxxxxxx>
<> <Subject: Re: VPN disconnection
<> <Date: Fri, 4 Jan 2008 07:14:27 -0000
<> <Lines: 783
<> <X-Priority: 3
<> <X-MSMail-Priority: Normal
<> <X-Newsreader: Microsoft Outlook Express 6.00.2900.3138
<> <X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198
<> <X-RFC2646: Format=Flowed; Original
<> <Message-ID: <eA8wwFqTIHA.4440@xxxxxxxxxxxxxxxxxxxx>
<> <Newsgroups: microsoft.public.windows.server.sbs
<> <NNTP-Posting-Host: adsl-sul02-239.business.vianw.pt 80.172.48.176
<> <Path: TK2MSFTNGHUB02.phx.gbl!TK2MSFTNGP01.phx.gbl!TK2MSFTNGP06.phx.gbl
<> <Xref: TK2MSFTNGHUB02.phx.gbl microsoft.public.windows.server.sbs:84662
<> <X-Tomcat-NG: microsoft.public.windows.server.sbs
<> <
<> <Hi Robert
<> <
<> <Thank you very much for your attention.
<> <
<> <I have carefully reviewed the steps you indicated.
<> <The address http://support.microsoft.com/kb/936594 points to an Update
<> <rollup for ISA 2004/SBS 2003.
<> <However after checking the files on my system I find that they are more
<> <recenet than the files on the update rollup package.
<> <
<> <The EnableTCPA key was already set to 0 on the system.
<> <
<> <I have now reconfigured the router on the client side and disabled all
<> <firewall features (including DOS attack detection).
<> <Will now check the results.
<> <
<> <I haven't been able to plug a computer directly to the router to which
<> the
<> <server is connected.
<> <I will try hat as soon as I have a chance.
<> <
<> <Once again thank you
<> <Pedro R.
<> <
<> <
<> <<v-robeli@xxxxxxxxxxxxxxxxxxxx> escreveu na mensagem
<> <news:9VeJ4reTIHA.4720@xxxxxxxxxxxxxxxxxxxxxxxxx
<> <> Hi Pedro,
<> <>
<> <> Thanks for your reply.
<> <>
<> <> After you installed the updates, please also try to disable offloading
<> <> support manually as the following steps. Please restart the computer
<> after
<> <> disabling offloading.
<> <>
<> <> 1. Click Start, click Run, type regedit, and then click OK.
<> <> 2. Locate and then click the following registry subkey:
<> <> HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters
<> <> 3. In the details pane, right-click EnableTCPA, and then click Modify.
<> <> 4. In the Value data box, type 0 (zero), and then click OK.
<> <> 5. Exit Registry Editor.
<> <> 6. Restart the computer.
<> <>
<> <> More info:
<> <>
<> <> You may experience network-related problems after you install Windows
<> <> Server 2003 SP2 or the Scalable Networking Pack on a Windows Small
<> <> Business
<> <> Server 2003-based computer
<> <> http://support.microsoft.com/kb/936594
<> <>
<> <> I researched the MPS Report, but didn't find any error indicating the
<> <> cause
<> <> of VPN disconnection.
<> <>
<> <> In the ISA log, I found status code: 0x80074E24. 0x80074E24 means "
ISA
<> <> Server killed a connection." Based on my research, please take the
<> <> following steps:
<> <>
<> <> Step 1: Please Run the Configure Remote Access wizard to configure
<> VPN.
<> <> 1. Open Server Management select Configure Remote Access.
<> <> 2. Select to enable remote access and choosoe VPN access or Dial-in
<> <> access(
<> <> require a modem).
<> <> 2. Input the VPN Server name. You can input IP address or full
Internet
<> <> domain name of the VPN server.
<> <> 3. Finish the Wizard.
<> <>
<> <> Step 2: The problem occurs when the hardware router is not compatible
<> with
<> <> ISA firewall, please check if it is in the HCL list:
<> <>
<> <> Windows Server Catalog of Tested Products
<> <> http://www.windowsservercatalog.com/
<> <>
<> <> Also please connect a laptop directly to the external NIC of SBS to
see
<> if
<> <> the VPN issue can be reproduced.
<> <>
<> <> I am looking forward to hear from you.
<> <>
<> <> If you need further assistance, please don't hesitate to let me know.
<> <>
<> <> Best regards,
<> <>
<> <> Robert Li(MSFT)
<> <>
<> <> Microsoft CSS Online Newsgroup Support
<> <>
<> <> Get Secure! - www.microsoft.com/security
<> <>
<> <> =====================================================
<> <>
<> <> This newsgroup only focuses on SBS technical issues. If you have
issues
<> <> regarding other Microsoft products, you'd better post in the
<> corresponding
<> <> newsgroups so that they can be resolved in an efficient and timely
<> manner.
<> <> You can locate the newsgroup here:
<> <> http://www.microsoft.com/communities/newsgroups/en-us/default.aspx
<> <>
<> <> When opening a new thread via the web interface, we recommend you
check
<> <> the
<> <> "Notify me of replies" box to receive e-mail notifications when there
<> are
<> <> any updates in your thread. When responding to posts via your
<> newsreader,
<> <> please "Reply to Group" so that others may learn and benefit from your
<> <> issue.
<> <>
<> <> Microsoft engineers can only focus on one issue per thread. Although
we
<> <> provide other information for your reference, we recommend you post
<> <> different incidents in different threads to keep the thread clean. In
<> <> doing
<> <> so, it will ensure your issues are resolved in a timely manner.
<> <>
<> <> For urgent issues, you may want to contact Microsoft CSS directly.
<> Please
<> <> check http://support.microsoft.com for regional support phone numbers.
<> <>
<> <> Any input or comments in this thread are highly appreciated.
<> <>
<> <> =====================================================
<> <>
<> <> This posting is provided "AS IS" with no warranties, and confers no
<> <> rights.
<> <>
<> <> --------------------
<> <> <Newsgroups: microsoft.public.windows.server.sbs
<> <> <From: v-robeli@xxxxxxxxxxxxxxxxxxxx (v-robeli@xxxxxxxxxxxxxxxxxxxx
<> <> (Robert
<> <> Li [MSFT]))
<> <> <Organization: Microsoft
<> <> <Date: Thu, 03 Jan 2008 09:18:05 GMT
<> <> <Subject: Re: VPN disconnection
<> <> <X-Tomcat-NG: microsoft.public.windows.server.sbs
<> <> <MIME-Version: 1.0
<> <> <Content-Type: text/plain
<> <> <Content-Transfer-Encoding: 7bit
<> <> <
<> <> <
<> <> <Best regards,
<> <> <
<> <> <RoberHi Pedro,
<> <> <
<> <> <Thanks for your reply.
<> <> <
<> <> <After you installed the updates, please also try to disable
offloading
<> <> <support manually as the following steps. Please restart the computer
<> <> after
<> <> <disabling offloading.
<> <> <
<> <> <1. Click Start, click Run, type regedit, and then click OK.
<> <> <2. Locate and then click the following registry subkey:
<> <> <HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters
<> <> <3. In the details pane, right-click EnableTCPA, and then click
Modify.
<> <> <4. In the Value data box, type 0 (zero), and then click OK.
<> <> <5. Exit Registry Editor.
<> <> <6. Restart the computer.
<> <> <
<> <> <More info:
<> <> <
<> <> <You may experience network-related problems after you install Windows
<> <> <Server 2003 SP2 or the Scalable Networking Pack on a Windows Small
<> <> Business
<> <> <Server 2003-based computer
<> <> <http://support.microsoft.com/kb/936594
<> <> <
<> <> <I researched the MPS Report, but didn't find any error indicating the
<> <> cause
<> <> <of VPN disconnection.
<> <> <
<> <> <In the ISA log, I found status code: 0x80074E24. 0x80074E24 means "
<> ISA
<> <> <Server killed a connection." Based on my research, please take the
<> <> <following steps:
<> <> <Step 1: Please Run the Configure Remote Access wizard to configure
<> VPN.
<> <> <1. Open Server Management select Configure Remote Access.
<> <> <2. Select to enable remote access and choosoe VPN access or Dial-in
<> <> access(
<> <> <require a modem).
<> <> <2. Input the VPN Server name. You can input IP address or full
<> Internet
<> <> <domain name of the VPN server.
<> <> <3. Finish the Wizard.
<> <> <Step 2: The problem occurs when the hardware router is not compatible
<> <> with
<> <> <ISA firewall, please check if it is in the HCL list:
<> <> <
<> <> <Windows Server Catalog of Tested Products
<> <> <http://www.windowsservercatalog.com/
<> <> <
<> <> <Also please connect a laptop directly to the external NIC of SBS to
<> see
<> <> if
<> <> <the VPN issue can be reproduced.
<> <> <
<> <> <I am looking forward to hear from you.
<> <> <
<> <> <If you need further assistance, please don't hesitate to let me know.
<> <> <
<> <> <Robert Li(MSFT)
<> <> <
<> <> <Microsoft CSS Online Newsgroup Support
<> <> <
<> <> <Get Secure! - www.microsoft.com/security
<> <> <
<> <> <=====================================================
<> <> <
<> <> <This newsgroup only focuses on SBS technical issues. If you have
<> issues
<> <> <regarding other Microsoft products, you'd better post in the
<> <> corresponding
<> <> <newsgroups so that they can be resolved in an efficient and timely
<> <> manner.
<> <> <You can locate the newsgroup here:
<> <> <http://www.microsoft.com/communities/newsgroups/en-us/default.aspx
<> <> <
<> <> <When opening a new thread via the web interface, we recommend you
<> check
<> <> the
<> <> <"Notify me of replies" box to receive e-mail notifications when there
<> are
<> <> <any updates in your thread. When responding to posts via your
<> newsreader,
<> <> <please "Reply to Group" so that others may learn and benefit from
your
<> <> <issue.
<> <> <
<> <> <Microsoft engineers can only focus on one issue per thread. Although
<> we
<> <> <provide other information for your reference, we recommend you post
<> <> <different incidents in different threads to keep the thread clean. In
<> <> doing
<> <> <so, it will ensure your issues are resolved in a timely manner.
<> <> <
<> <> <For urgent issues, you may want to contact Microsoft CSS directly.
<> Please
<> <> <check http://support.microsoft.com for regional support phone
numbers.
<> <> <
<> <> <Any input or comments in this thread are highly appreciated.
<> <> <
<> <> <=====================================================
<> <> <
<> <> <This posting is provided "AS IS" with no warranties, and confers no
<> <> rights.
<> <> <
<> <> <--------------------
<> <> <<From: "Pedro CR" <pramilo@xxxxxxxxxxxxxxx>
<> <> <<References: <ewR21YCSIHA.3400@xxxxxxxxxxxxxxxxxxxx>
<> <> <<O#dc$UUSIHA.5204@xxxxxxxxxxxxxxxxxxxxxx>
<> <> <<OhUOsKZSIHA.5016@xxxxxxxxxxxxxxxxxxxx>
<> <> <<L2W96uSTIHA.5204@xxxxxxxxxxxxxxxxxxxxxx>
<> <> <<#IAbJBbTIHA.4880@xxxxxxxxxxxxxxxxxxxx>
<> <> <<Subject: Re: VPN disconnection
<> <> <<Date: Thu, 3 Jan 2008 04:57:54 -0000
<> <> <<Lines: 462
<> <> <<X-Priority: 3
<> <> <<X-MSMail-Priority: Normal
<> <> <<X-Newsreader: Microsoft Outlook Express 6.00.2900.3138
<> <> <<X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198
<> <> <<X-RFC2646: Format=Flowed; Response
<> <> <<Message-ID: <OUvdmVcTIHA.1184@xxxxxxxxxxxxxxxxxxxx>
<> <> <<Newsgroups: microsoft.public.windows.server.sbs
<> <> <<NNTP-Posting-Host: adsl-sul02-239.business.vianw.pt 80.172.48.176
<> <> <<Path:
<> TK2MSFTNGHUB02.phx.gbl!TK2MSFTNGP01.phx.gbl!TK2MSFTNGP04.phx.gbl
<> <> <<Xref: TK2MSFTNGHUB02.phx.gbl
<> microsoft.public.windows.server.sbs:84451
<> <> <<X-Tomcat-NG: microsoft.public.windows.server.sbs
<> <> <<
<> <> <<Not so good news.
<> <> <<The connection still hangs/disconnects, even after I disabled TCP/IP
<> <> <<offloading on the Properties of the NetWork Card (in Device
Manager).
<> <> <<
<> <> <<Back to square one.
<> <> <<
<> <> <<I will be wainting fr your feedback on the files I sent you
<> <> <<
<> <> <<Once again thank you very much for all the attention
<> <> <<Best regards
<> <> <<Pedro R.
<> <> <<
<> <> <<
<> <> <<"Pedro CR" <pramilo@xxxxxxxxxxxxxxx> escreveu na mensagem
<> <> <<news:%23IAbJBbTIHA.4880@xxxxxxxxxxxxxxxxxxxxxxx
<> <> <<> Hi Robert
<> <> <<>
<> <> <<> Thank you veyr much for your attention.
<> <> <<> I have sent the files to email address you provided and I am
hoping
<> to
<> <> <<> hear from you soon.
<> <> <<>
<> <> <<> However in the meantime I have taken some additional steps:
<> <> <<> 1- I don't believe this is related to the ISP because if we
<> <> <disconnect
<> <> <<> as soon as the connection ahngs and then try to reconnect, the
<> <> <connection
<> <> <<> is sucessfull. If it was ISP disconnection I think I wouldn't be
<> able
<> <> to
<> <> <<> reconnect imediatelly (it is ADSL so it may take some time
<> renogotiate
<> <> <and
<> <> <<> reconnect on line drop).
<> <> <<>
<> <> <<> 2- When I installed SP2, I applyed all the registry fixes
<> indicated
<> <> <to
<> <> <<> disable RSS and TCP/IP chimney/offloading.
<> <> <<> However, today I also went to device manager and I
<> noticed
<> <> <that
<> <> <<> in the Device properties of the Network Card, TCP/IP offloading
was
<> <> <<> enabled. I suppose Windows would ignore this since the correct
<> <> registry
<> <> <<> keys are in place. Still, I decided to manually disable TCP/IP
<> <> <offloading
<> <> <<> on the Device Properties of the Network card.
<> <> <<>
<> <> <<> I am now testing (I have done this 5 hours ago) but I haven't had
<> any
<> <> <<> disconnection until now.
<> <> <<> I will post back more accurate results as more testing gets done.
<> <> <<>
<> <> <<> I was convinced that the settings in Device Properties of the
<> Network
<> <> <Card
<> <> <<> would not be relevant since I had disabled TCP/IP offloading
<> <> <alltoghether
<> <> <<> on windows. Am I correct?
<> <> <<>
<> <> <<> Thank you.
<> <> <<>
<> <> <<>
<> <> <<> <v-robeli@xxxxxxxxxxxxxxxxxxxx> escreveu na mensagem
<> <> <<> news:L2W96uSTIHA.5204@xxxxxxxxxxxxxxxxxxxxxxxxx
<> <> <<>> Hi Pedro,
<> <> <<>>
<> <> <<>> Thanks for your reply.
<> <> <<>>
<> <> <<>> This is Robert. Manfred of OOF and I am his backup.
<> <> <<>>
<> <> <<>> I totally agree with Claus. The problem may be caused by ISP.
When
<> <> the
<> <> <<>> problem occurs, you can take a cross over cable and attach the
<> laptop
<> <> <<>> directly to the server's external NIC, try to create VPN, can the
<> <> issue
<> <> <<>> be
<> <> <<>> reproduced?
<> <> <<>>
<> <> <<>> You can send the logs which Manfred quested to
<> v-robeli@xxxxxxxxxxxxx
<> <> <<>> with
<> <> <<>> subject with subject: VPN disconnection.
<> <> <<>>
<> <> <<>> I am looking forward to hear from you.
<> <> <<>>
<> <> <<>> If you need further assistance, please don't hesitate to let me
<> know.
<> <> <<>>
<> <> <<>> Best regards,
<> <> <<>>
<> <> <<>> Robert Li(MSFT)
<> <> <<>>
<> <> <<>> Microsoft CSS Online Newsgroup Support
<> <> <<>>
<> <> <<>> Get Secure! - www.microsoft.com/security
<> <> <<>>
<> <> <<>> =====================================================
<> <> <<>>
<> <> <<>> This newsgroup only focuses on SBS technical issues. If you have
<> <> issues
<> <> <<>> regarding other Microsoft products, you'd better post in the
<> <> <<>> corresponding
<> <> <<>> newsgroups so that they can be resolved in an efficient and
timely
<> <> <<>> manner.
<> <> <<>> You can locate the newsgroup here:
<> <> <<>>
http://www.microsoft.com/communities/newsgroups/en-us/default.aspx
<> <> <<>>
<> <> <<>> When opening a new thread via the web interface, we recommend you
<> <> check
<> <> <<>> the
<> <> <<>> "Notify me of replies" box to receive e-mail notifications when
<> there
<> <> <are
<> <> <<>> any updates in your thread. When responding to posts via your
<> <> <newsreader,
<> <> <<>> please "Reply to Group" so that others may learn and benefit from
<> <> your
<> <> <<>> issue.
<> <> <<>>
<> <> <<>> Microsoft engineers can only focus on one issue per thread.
<> Although
<> <> we
<> <> <<>> provide other information for your reference, we recommend you
<> post
<> <> <<>> different incidents in different threads to keep the thread
clean.
<> In
<> <> <<>> doing
<> <> <<>> so, it will ensure your issues are resolved in a timely manner.
<> <> <<>>
<> <> <<>> For urgent issues, you may want to contact Microsoft CSS
directly.
<> <> <Please
<> <> <<>> check http://support.microsoft.com for regional support phone
<> <> numbers.
<> <> <<>>
<> <> <<>> Any input or comments in this thread are highly appreciated.
<> <> <<>>
<> <> <<>> =====================================================
<> <> <<>>
<> <> <<>> This posting is provided "AS IS" with no warranties, and confers
<> no
<> <> <<>> rights.
<> <> <<>>
<> <> <<>> --------------------
<> <> <<>> <From: "Pedro CR" <pramilo@xxxxxxxxxxxxxxx>
<> <> <<>> <References: <ewR21YCSIHA.3400@xxxxxxxxxxxxxxxxxxxx>
<> <> <<>> <O#dc$UUSIHA.5204@xxxxxxxxxxxxxxxxxxxxxx>
<> <> <<>> <Subject: Re: VPN disconnection
<> <> <<>> <Date: Fri, 28 Dec 2007 20:46:07 -0000
<> <> <<>> <Lines: 290
<> <> <<>> <X-Priority: 3
<> <> <<>> <X-MSMail-Priority: Normal
<> <> <<>> <X-Newsreader: Microsoft Outlook Express 6.00.2900.3138
<> <> <<>> <X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198
<> <> <<>> <X-RFC2646: Format=Flowed; Original
<> <> <<>> <Message-ID: <OhUOsKZSIHA.5016@xxxxxxxxxxxxxxxxxxxx>
<> <> <<>> <Newsgroups: microsoft.public.windows.server.sbs
<> <> <<>> <NNTP-Posting-Host: bl6-210-222.dsl.telepac.pt 82.155.210.222
<> <> <<>> <Path:
<> <> TK2MSFTNGHUB02.phx.gbl!TK2MSFTNGP01.phx.gbl!TK2MSFTNGP06.phx.gbl
<> <> <<>> <Xref: TK2MSFTNGHUB02.phx.gbl
<> <> microsoft.public.windows.server.sbs:83831
<> <> <<>> <X-Tomcat-NG: microsoft.public.windows.server.sbs
<> <> <<>> <
<> <> <<>> <Hi Manfred
<> <> <<>> <
<> <> <<>> <Thank you very much for the time taken to review my post.
<> <> <<>> <I have installed sp2 and installed all the hotfixes related to
<> SP2
<> <> on
<> <> <<>> <SBS2003. I have also run the SBS BPA tool and all is OK.
<> <> <<>> <I am currently away but I will post back the details
requested,
<> as
<> <> <soon
<> <> <<>> as
<> <> <<>> <I get back to the office
<> <> <<>> <
<> <> <<>> <Bestregards
<> <> <<>> <Pedro.
<> <> <<>> <
<> <> <<>> <"Manfred Zhuang [MSFT]" <v-mzhuan@xxxxxxxxxxxxxxxxxxxx>
escreveu
<> na
<> <> <<>> mensagem
<> <> <<>> <news:O%23dc$UUSIHA.5204@xxxxxxxxxxxxxxxxxxxxxxxxx
<> <> <<>> <> Hello Pedro,
<> <> <<>> <>
<> <> <<>> <> Thank you for posting here.
<> <> <<>> <>
<> <> <<>> <> From your post, I understand that you are using SBS VPN and
the
<> <> VPN
<> <> <<>> <> connection keeps disconnecting.
<> <> <<>> <>
<> <> <<>> <> Based on my research, if you installed SP2 on the SBS server
<> <> without
<> <> <<>> <> installing the hotfixes, there will be some problems with VPN.
<> <> <<>> <>
<> <> <<>> <> Therefore if you installed SP2 on the server, please refer to
<> <> <<>> following
<> <> <<>> <> article to ensure all the hotfixes are installed.
<> <> <<>> <>
<> <> <<>> <> Best practices and known issues when you install Windows
Server
<> <> 2003
<> <> <<>> <> Service Pack 2 on a Windows Small Business Server 2003-based
<> <> computer
<> <> <<>> <> http://support.microsoft.com/kb/939421
<> <> <<>> <>
<> <> <<>> <> In addition, please refer to following article to check if all
<> the
<> <> <<>> <> settings
<> <> <<>> <> are correct.
<> <> <<>> <>
<> <> <<>> <> 837355 How to configure a VPN server by using Internet
Security
<> <> and
<> <> <<>> <> Acceleration (ISA) Server 2006 or ISA Server 2004
<> <> <<>> <> http://support.microsoft.com/?id=837355
<> <> <<>> <>
<> <> <<>> <> I hope the above information is helpful to you. If the problem
<> <> still
<> <> <<>> <> occurs, please help me gather following information:
<> <> <<>> <>
<> <> <<>> <> 1. What is the OS installed on the remote clients? Vista or
XP?
<> <> <<>> <>
<> <> <<>> <> 2. Please help to gather the ISA Info:
<> <> <<>> <>
<> <> <<>> <> 1) Download the file from the following URL:
<> <> <<>> <>
<> <> <<>> <> http://www.isatools.org/isainfo/ISAInfo.zip
<> <> <<>> <>
<> <> <<>> <> 2) Extract all files to a folder on ISA server.
<> <> <<>> <> 3) Double click Isainfo.js. This will generate 2 files
<> <> <<>> <> ISAInfo2004-<computer-name>.log and
<> <> ISAInfo2004-<computer-name>.xml
<> <> <in
<> <> <<>> the
<> <> <<>> <> current folder.
<> <> <<>> <> 4) Please send these files to me at v-mzhuan@xxxxxxxxxxxxx
<> <> <<>> <>
<> <> <<>> <> 3. Please also help to gather the ISA logs:
<> <> <<>> <>
<> <> <<>> <> 1) Schedule a down time.
<> <> <<>> <>
<> <> <<>> <> 2) Open ISA 2004 management console.
<> <> <<>> <>
<> <> <<>> <> 3) Expand the server node and highlight 'Monitoring'.
<> <> <<>> <>
<> <> <<>> <> 4) In the right pane, switch to the 'Logging' tab, make sure
<> the
<> <> <'Task
<> <> <<>> <> Pane' is showed there.
<> <> <<>> <>
<> <> <<>> <> 5) In the 'Task Pane', click 'Configure Firewall Logging'
under
<> <> <<>> 'Logging
<> <> <<>> <> Tasks', and then switch the 'log storage format' from 'MSDE
<> <> database'
<> <> <<>> <> (default) to 'File'.
<> <> <<>> <>
<> <> <<>> <> 6) Switch to the 'Fields' tab, click 'Select All', and then
<> click
<> <> OK.
<> <> <<>> <>
<> <> <<>> <> 7) In the 'Task Pane', click 'Configure Web Proxy Logging'
<> under
<> <> <<>> 'Logging
<> <> <<>> <> Tasks', and then switch the 'log storage format' from 'MSDE
<> <> database'
<> <> <<>> <> (default) to 'File'.
<> <> <<>> <>
<> <> <<>> <> 8) Switch to the 'Fields' tab, click 'Select All', and then
<> click
<> <> OK.
<> <> <<>> <>
<> <> <<>> <> 9) Click 'Apply' to save changes and update the configuration.
<> <> <<>> <>
<> <> <<>> <> 10) Temporarily disable the Firewall service. To do that,
<> please
<> <> <<>> click
<> <> <<>> <> Monitoring | Services tab, and then right click 'Microsoft
<> <> Firewall'
<> <> <<>> to
<> <> <<>> <> choose 'Stop'.
<> <> <<>> <>
<> <> <<>> <> 11) Clear the current existing W3C logs. To do that, go to
the
<> <> log
<> <> <<>> saving
<> <> <<>> <> directory and clean any existing .W3C logs. By default, the
<> logs
<> <> <will
<> <> <<>> be
<> <> <<>> <> saved to 'C:\Program Files\Microsoft ISA Server\ISALogs'.
(Some
<> <> MDF
<> <> <<>> may
<> <> <<>> <> not
<> <> <<>> <> be able to deleted, that's normal.) You may backup them
first
<> <> and
<> <> <<>> then
<> <> <<>> <> delete them.
<> <> <<>> <>
<> <> <<>> <> 12) Go back to the ISA 2004 management console, and then Start
<> the
<> <> <<>> stopped
<> <> <<>> <> 'Microsoft Firewall' service.
<> <> <<>> <>
<> <> <<>> <> 13) Reproduce the problem, stop the service, and then gather
<> the
<> <> <<>> resulting
<> <> <<>> <> W3C files to me for analysis.
<> <> <<>> <>
<> <> <<>> <> 14) Please also let me know the IP address of the testing
<> clients
<> <> so
<> <> <<>> that
<> <> <<>> <> I
<> <> <<>> <> can filter the data.
<> <> <<>> <>
<> <> <<>> <> Hope the above information helps. Please feel free to let me
<> know
<> <> if
<> <> <<>> there
<> <> <<>> <> is anything I can do for you.
<> <> <<>> <>
<> <> <<>> <> 4. Please download the MPS Report tool from the following link
<> and
<> <> <run
<> <> <<>> it
<> <> <<>> <> on the SBS server, then send the generated CAB file to my
<> mailbox
<> <> <<>> <> v-mzhuan@xxxxxxxxxxxxx for further investigation so that we
can
<> <> find
<> <> <<>> what
<> <> <<>> <> the root cause is:
<> <> <<>> <>
<> <> <<>> <>
<> <> <<>>
<> <>
<>
<http://download.microsoft.com/download/b/b/1/bb139fcb-4aac-4fe5-a579-30b0bd
<> <> 9
<> <> <<>> <> 15706/MPSRPT_NETWORK.EXE
<> <> <<>> <>
<> <> <<>> <> For your information:
<> <> <<>> <>
<> <> <<>>
<> <>
<>
<http://www.microsoft.com/downloads/details.aspx?FamilyId=CEBF3C7C-7CA5-408F
<> <> -
<> <> <<>> <> 88B7-F9C79B7306C0&displaylang=en
<> <> <<>> <>
<> <> <<>> <> Please try the above steps at your earliest convenience. If
you
<> <> have
<> <> <<>> any
<> <> <<>> <> concern, please feel free to let me know.
<> <> <<>> <>
<> <> <<>> <> Best regards,
<> <> <<>> <>
<> <> <<>> <> Manfred Zhuang(MSFT)
<> <> <<>> <> Microsoft Online Newsgroup Support
<> <> <<>> <>
<> <> <<>> <> Get Secure! - www.microsoft.com/security
<> <> <<>> <>
<> <> <<>> <> =====================================================
<> <> <<>> <> This newsgroup only focuses on SBS technical issues. If you
<> have
<> <> <<>> issues
<> <> <<>> <> regarding other Microsoft products, you'd better post in the
<> <> <<>> corresponding
<> <> <<>> <> newsgroups so that they can be resolved in an efficient and
<> timely
<> <> <<>> manner.
<> <> <<>> <> You can locate the newsgroup here:
<> <> <<>> <>
<> http://www.microsoft.com/communities/newsgroups/en-us/default.aspx
<> <> <<>> <>
<> <> <<>> <> When opening a new thread via the web interface, we recommend
<> you
<> <> <<>> check
<> <> <<>> <> the
<> <> <<>> <> "Notify me of replies" box to receive e-mail notifications
when
<> <> <there
<> <> <<>> are
<> <> <<>> <> any updates in your thread. When responding to posts via your
<> <> <<>> newsreader,
<> <> <<>> <> please "Reply to Group" so that others may learn and benefit
<> from
<> <> <your
<> <> <<>> <> issue.
<> <> <<>> <>
<> <> <<>> <> Microsoft engineers can only focus on one issue per thread.
<> <> Although
<> <> <<>> we
<> <> <<>> <> provide other information for your reference, we recommend you
<> <> post
<> <> <<>> <> different incidents in different threads to keep the thread
<> clean.
<> <> In
<> <> <<>> <> doing
<> <> <<>> <> so, it will ensure your issues are resolved in a timely
manner.
<> <> <<>> <>
<> <> <<>> <> For urgent issues, you may want to contact Microsoft CSS
<> directly.
<> <> <<>> Please
<> <> <<>> <> check http://support.microsoft.com for regional support phone
<> <> <numbers.
<> <> <<>> <>
<> <> <<>> <> Any input or comments in this thread are highly appreciated.
<> <> <<>> <> =====================================================
<> <> <<>> <>
<> <> <<>> <> This posting is provided "AS IS" with no warranties, and
<> confers
<> <> no
<> <> <<>> <> rights.
<> <> <<>> <> --------------------
<> <> <<>> <> | From: "Pedro CR" <pramilo@xxxxxxxxxxxxxxx>
<> <> <<>> <> | Subject: VPN disconnection
<> <> <<>> <> | Date: Thu, 27 Dec 2007 01:17:12 -0000
<> <> <<>> <> | Lines: 111
<> <> <<>> <> | X-Priority: 3
<> <> <<>> <> | X-MSMail-Priority: Normal
<> <> <<>> <> | X-Newsreader: Microsoft Outlook Express 6.00.2900.3138
<> <> <<>> <> | X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198
<> <> <<>> <> | X-RFC2646: Format=Flowed; Original
<> <> <<>> <> | Message-ID: <ewR21YCSIHA.3400@xxxxxxxxxxxxxxxxxxxx>
<> <> <<>> <> | Newsgroups: microsoft.public.windows.server.sbs
<> <> <<>> <> | NNTP-Posting-Host: adsl-sul02-239.business.vianw.pt
<> <> 80.172.48.176
<> <> <<>> <> | Path:
<> <> <<>> TK2MSFTNGHUB02.phx.gbl!TK2MSFTNGP01.phx.gbl!TK2MSFTNGP03.phx.gbl
<> <> <<>> <> | Xref: TK2MSFTNGHUB02.phx.gbl
<> <> <<>> microsoft.public.windows.server.sbs:83644
<> <> <<>> <> | X-Tomcat-NG: microsoft.public.windows.server.sbs
<> <> <<>> <> |
<> <> <<>> <> | Hi
<> <> <<>> <> |
<> <> <<>> <> | We have SBS 2003 R2 Premium with another Windows 2003 R2
<> Server
<> <> as
<> <> <a
<> <> <<>> <> member
<> <> <<>> <> | server (additional domain controller).
<> <> <<>> <> |
<> <> <<>> <> | We have been experiencing problems where, at certain times
of
<> <> the
<> <> <<>> day,
<> <> <<>> <> the
<> <> <<>> <> | VPN connetion from clients keeps disconnecting. Sometimes
<> <> seconds
<> <> <<>> after
<> <> <<>> <> we
<> <> <<>> <> | connect the connection is lost again.
<> <> <<>> <> | The symptoms for the disconnection are:
<> <> <<>> <> | - We see the requests being sent (the LOCAL computer
<> shows
<> <> <<>> network
<> <> <<>> <> | activity, sending to the VPN) but there apperas to be no
<> answer
<> <> <from
<> <> <<>> the
<> <> <<>> <> | server. After a while the connection is lost.
<> <> <<>> <> |
<> <> <<>> <> | Can you please point me out some clues on what might be
<> causing
<> <> <this
<> <> <<>> or
<> <> <<>> <> what
<> <> <<>> <> | should I do to troubleshoot the problem?
<> <> <<>> <> |
<> <> <<>> <> | Thank you very much
<> <> <<>> <> | Pedro.
<> <> <<>> <> |
<> <> <<>> <> | IPCONFIG posted bellow:
<> <> <<>> <> | ----------------------------------------------
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> | Windows IP Configuration
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> | Host Name . . . . . . . . . . . . : sbs2003
<> <> <<>> <> |
<> <> <<>> <> | Primary Dns Suffix . . . . . . . : XXXXX.local
<> <> <<>> <> |
<> <> <<>> <> | Node Type . . . . . . . . . . . . : Unknown
<> <> <<>> <> |
<> <> <<>> <> | IP Routing Enabled. . . . . . . . : Yes
<> <> <<>> <> |
<> <> <<>> <> | WINS Proxy Enabled. . . . . . . . : Yes
<> <> <<>> <> |
<> <> <<>> <> | DNS Suffix Search List. . . . . . : XXXXX.local
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> | PPP adapter RAS Server (Dial In) Interface:
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> | Connection-specific DNS Suffix . :
<> <> <<>> <> |
<> <> <<>> <> | Description . . . . . . . . . . . : WAN (PPP/SLIP)
<> Interface
<> <> <<>> <> |
<> <> <<>> <> | Physical Address. . . . . . . . . : 00-53-45-00-00-00
<> <> <<>> <> |
<> <> <<>> <> | DHCP Enabled. . . . . . . . . . . : No
<> <> <<>> <> |
<> <> <<>> <> | IP Address. . . . . . . . . . . . : 192.168.16.108
<> <> <<>> <> |
<> <> <<>> <> | Subnet Mask . . . . . . . . . . . : 255.255.255.255
<> <> <<>> <> |
<> <> <<>> <> | Default Gateway . . . . . . . . . :
<> <> <<>> <> |
<> <> <<>> <> | NetBIOS over Tcpip. . . . . . . . : Disabled
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> | Ethernet adapter Server Local Area Connection:
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> | Connection-specific DNS Suffix . :
<> <> <<>> <> |
<> <> <<>> <> | Description . . . . . . . . . . . : HP Network Team #1
<> <> <<>> <> |
<> <> <<>> <> | Physical Address. . . . . . . . . : 00-18-71-4D-3B-65
<> <> <<>> <> |
<> <> <<>> <> | DHCP Enabled. . . . . . . . . . . : No
<> <> <<>> <> |
<> <> <<>> <> | IP Address. . . . . . . . . . . . : 192.168.16.200
<> <> <<>> <> |
<> <> <<>> <> | Subnet Mask . . . . . . . . . . . : 255.255.255.0
<> <> <<>> <> |
<> <> <<>> <> | Default Gateway . . . . . . . . . :
<> <> <<>> <> |
<> <> <<>> <> | DNS Servers . . . . . . . . . . . : 192.168.16.200
<> <> <<>> <> |
<> <> <<>> <> | Primary WINS Server . . . . . . . : 192.168.16.200
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> | Ethernet adapter Externo - Internet:
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> | Connection-specific DNS Suffix . :
<> <> <<>> <> |
<> <> <<>> <> | Description . . . . . . . . . . . : HP NC7781 Gigabit
<> Server
<> <> <<>> Adapter
<> <> <<>> <> |
<> <> <<>> <> | Physical Address. . . . . . . . . : 00-19-BB-CC-32-6A
<> <> <<>> <> |
<> <> <<>> <> | DHCP Enabled. . . . . . . . . . . : No
<> <> <<>> <> |
<> <> <<>> <> | IP Address. . . . . . . . . . . . : 10.0.0.1
<> <> <<>> <> |
<> <> <<>> <> | Subnet Mask . . . . . . . . . . . : 255.0.0.0
<> <> <<>> <> |
<> <> <<>> <> | Default Gateway . . . . . . . . . : 10.0.0.138
<> <> <<>> <> |
<> <> <<>> <> | DNS Servers . . . . . . . . . . . : 192.168.16.200
<> <> <<>> <> |
<> <> <<>> <> | NetBIOS over Tcpip. . . . . . . . : Disabled
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <> |
<> <> <<>> <>
<> <> <<>> <
<> <> <<>> <
<> <> <<>> <
<> <> <<>>
<> <> <<>
<> <> <<>
<> <> <<
<> <> <<
<> <> <<
<> <> <
<> <>
<> <
<> <
<> <
<>
<
<
<

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