On Thu, 17 Jul 2008 13:09:16 -0700, Exile_Ken
<> wrote:
>I have an issue with a laptop running Vista w SP1 that can not connect
>Outlook 2007 to our Exchange 2003 server over a VPN connection.
You might try asking this in a group that has eager Outlook gurus -
and they ARE gurus - waiting to show off their expertise:
Microsoft.public.outlook
>The VPN
>connection is valid and Windows authentication is working as we can access
>mapped drives, and other network resources. Here are the details:
>When connected to the network, W2K3 AD native mode domain, Outlook connects
>without an issue. Once the user is remote, they login over VPN using
>CheckPoint SecureRemote client, Version 6. The firewall successfully
>authenticates the VPN connection. When the user opens Internet Explorer, it
>goes to the home page which is our Sharepoint Portal. The user is properly
>authenticated in Sharepoint as he can only access the sites that he has
>permissions for. The user can access mapped drives, (although when
>connecting to the drives initially there is a prompt for domain username and
>password). When the user opens Outlook 2007, he is not prompted for domain
>username and password. Outlook does not connect. It shows attempting to
>connect to Microsoft Exchange server, but fails and shows the status as
>disconnected.
>This appears to be an authentication issue. When I look in the Windows
>Logs in Event Viewer there appear the same sequence of Event IDs each time
>the user attempts to connect to Exchange. All four are Warning Events
>with Event ID 40960 and a source of LsaSrv, which obviously has something to
>do with Kerberos authentication. The message details are nearly identical,
>with the exception of two or three characters that appear just before a
>forward slash, and the name of the server it is trying to connect to. The
>first message shows an attempt to connect to the mail server (the names of
>the servers it is trying to connect to have been changed, but they are the
>correct names):
>The Security System detected an authentication error for the server
>exchangeRFR/abc-mail.mydomain.com. The failure code from authentication
>protocol Kerberos was "There are currently no logon servers available to
>service the logon request.
> (0xc000005e)".
>
>The second message shows an attempt to connect to the domain controller.
>
>The Security System detected an authentication error for the server
>exchangeAB/abc-dc.mydomain.com. The failure code from authentication protocol
>Kerberos was "There are currently no logon servers available to service the
>logon request.
> (0xc000005e)".
>The third message shows the same AB reference, but is attempting to connect
>to the mail server.
>The Security System detected an authentication error for the server
>exchangeAB/abc-mail.mydomain.com. The failure code from authentication
>protocol Kerberos was "There are currently no logon servers available to
>service the logon request.
> (0xc000005e)".
>The last event is an attempt to connect to the mail server with an MDB
>reference.
>The Security System detected an authentication error for the server
>exchangeMDB/abc-mail.mydomain.com. The failure code from authentication
>protocol Kerberos was "There are currently no logon servers available to
>service the logon request.
> (0xc000005e)".
>
>These 4 event ids appear consistently each time we try to make a connection
>form Outlook to Exchange. I can successfully ping both the mail server and
>DC by name. I have searched Google Groups and Technet, and looked this up on
>EventID.net, and have not found a solution.
>Thank you in advance for any assistance you can provide.
>
>Ken Merrigan
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