RE: Error 786: The L2TP connection attempt failed because there is no valid machine certificate on your computer for security authentication
- From: "Thomas W Shinder" <tshinder@xxxxxxxxxxx>
- To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
- Date: Tue, 13 Dec 2005 14:34:25 -0600
Hi Stefaan,
Anything in the Event viewer that might indicate something else is
wrong?
Tom
Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://spaces.msn.com/members/drisa/
Book: http://tinyurl.com/3xqb7
MVP -- ISA Firewalls
**Who is John Galt?**
> -----Original Message-----
> From: Stefaan Pouseele [mailto:stefaan.pouseele@xxxxxxxxx]
> Sent: Tuesday, December 13, 2005 2:28 PM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: Error 786: The L2TP connection attempt
> failed because there is no valid machine certificate on your
> computer for security authentication
>
> http://www.ISAserver.org
>
> Hi Tom,
>
> I have no access those machines at this moment. But as far as I can
> remember, the whole certificate chain is correct and the clocks are
> synchronized.
>
> Thanks,
> Stefaan
>
> -----Original Message-----
> From: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxx]
> Sent: dinsdag 13 december 2005 21:23
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: Error 786: The L2TP connection attempt
> failed because
> there is no valid machine certificate on your computer for security
> authentication
>
> http://www.ISAserver.org
>
> Hi Stefaan,
>
> Is the clock correct on the machines that aren't working?
>
> Is the CA certificate in the right place?
>
> Tom
>
> Thomas W Shinder, M.D.
> Site: www.isaserver.org
> Blog: http://spaces.msn.com/members/drisa/
> Book: http://tinyurl.com/3xqb7
> MVP -- ISA Firewalls
> **Who is John Galt?**
>
>
>
> > -----Original Message-----
> > From: Stefaan Pouseele [mailto:stefaan.pouseele@xxxxxxxxx]
> > Sent: Tuesday, December 13, 2005 2:03 PM
> > To: [ISAserver.org Discussion List]
> > Subject: [isalist] Error 786: The L2TP connection attempt failed
> > because there is no valid machine certificate on your computer for
> > security authentication
> >
> > http://www.ISAserver.org
> >
> > Hey guys,
> >
> > On two laptops with Windows XP SP2 we get the Error 786: The L2TP
> > connection attempt failed because there is no valid machine
> > certificate on your computer for security authentication.
> >
> > In the Event Security log we see Event ID's 547:
> >
> > IKE security association negotiation failed.
> > Mode: Key Exchange Mode (Main Mode)
> > Filter: <snip>
> > Peer Identity: <snip>
> > Failure Point: Me
> > Failure Reason: No private key associated with machine certificate
> > Extra Status: 0x80092004 0x0
> >
> > We have verified that there is a valid machine certificate in the
> > computer personal store with an associated private key. A
> new machine
> > certificate on the failing box isn't working either. Other machines
> > are working great. So, something must be screwed up on this
> particular
> > boxes.
> >
> > Any idea how to solve that problem?
> >
> > Thanks,
> > Stefaan
> >
> >
>
>
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