[isalist] Re: PPTP Interface not working

  • From: William T Holmes <wth1@xxxxxxxxxxx>
  • To: "isalist@xxxxxxxxxxxxx" <isalist@xxxxxxxxxxxxx>
  • Date: Fri, 9 Jan 2009 10:40:44 -0500

Hello,

By the latest patches I mean ISA Server 2006 SP1 running on Windows 2003 R2 
with the Windows Patches December 31st.

There are no events in the application log. There is an Informational event in 
the system event log:

Event Type:        Information
Event Source:    RemoteAccess
Event Category:                None
Event ID:              20180
Date:                     1/9/2009
Time:                     10:27:15 AM
User:                     N/A
Computer:          ISA-FIREWALL
Description:
Interface remoteSite.com is unreachable because the connection attempt failed.

For more information, see Help and Support Center at 
http://go.microsoft.com/fwlink/events.asp.

In addition there are these entries in the router.log file:

[1056] 01-09 10:27:15:022: RasConnectionInitiate: To remoteSite.com 
dwRetCode=600
[7672] 01-09 10:27:15:101: RasGetSubEntryHandle( 0x5d0000, 0x1, 0x404f8e4 ) = 
259
[7672] 01-09 10:27:15:101: RasConnectCallback:Could not connect to SubEntry 
1,dwError=633
[7672] 01-09 10:27:15:101: RasConnectCallback:Could not connect to interface 
remoteSite.com
[7672] 01-09 10:27:15:101: RasConnectCallback: hanging up 0x5d0000
[7672] 01-09 10:27:15:101: Will mark interface ftdistributing.local as 
reachable after 7200 seconds
[7672] 01-09 10:27:15:101: Notifying Protocol = 0x21,Interface=remoteSite.com 
is UnReachable=1

Bill

From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On 
Behalf Of Jim Harrison
Sent: Friday, January 09, 2009 10:06 AM
To: isalist@xxxxxxxxxxxxx
Subject: [isalist] Re: PPTP Interface not working

Any chance you can elaborate on what is included in "the latest patches"?
What other errors do you find in the system or application event logs?

Jim

From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On 
Behalf Of William T. Holmes
Sent: Thursday, January 08, 2009 4:14 PM
To: isalist@xxxxxxxxxxxxx
Subject: [isalist] PPTP Interface not working

Hello,

I have a site to site VPN based on a PPTP VPN that has stopped working. I have 
received the following error when attempting to start the interface.

An error occurred during the connection of the interface.
The modem (or other connecting device) is already in use or is not configured 
properly.

PPTP clients on my internal network can connect to the target server but the 
Demand Dial Interface on my ISA server returns this error.

I have been using this connection for over a year and it seems to have stopped 
working after I applied the latest patches to my ISA 2006 SP1 Server. That may 
not have anything to do with the problem.

I don't see any traffic in the ISA Logs.

Can anyone help me out with troubleshooting this problem.

Thanks

Bill


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