Cool, is the CRL available from the outside at all? I am really curious if that is truly needed from the client when using LDAPS, it doesn't seem to be needed but my testing has been far from perfect in that regard.
 
  joe
 
--
O'Reilly Active Directory Third Edition - http://www.joeware.net/win/ad3e.htm 
 
 


From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Thommes, Michael M.
Sent: Wednesday, August 23, 2006 8:06 AM
To: ActiveDir@mail.activedir.org
Subject: RE: [ActiveDir] Secure LDAP queries from the outside --> problem solved

Thanks to all who responded!  The problem was solved by installing our local root CA cert on the “outside” computer since we are “rolling our own” and not using one of the well known CAs (Trusted Root Certification Authorities).

 

Mike Thommes

 


From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Thommes, Michael M.
Sent: Tuesday, August 22, 2006 9:36 AM
To: ActiveDir@mail.activedir.org
Subject: RE: [ActiveDir] Secure LDAP queries from the outside

 

Hi Robert,

    Yes, the command is *exactly* the same.  We are thinking that our CRL location is not available outside of the firewall.  We generate our own certificates; we don’t use a “well known” provider.

 

Mike Thommes

 


From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Williams, Robert
Sent: Tuesday, August 22, 2006 9:16 AM
To: ActiveDir@mail.activedir.org
Subject: RE: [ActiveDir] Secure LDAP queries from the outside

 

Hey Mike,

 

When you say “It works fine behind our firewall”, are you meaning that the *exact same* command line works and you get the object returned?

 

I tried using adfind to connect to my test DC using port 636 and got the exact same error…but I don’t have a cert installed on my DC so I’d expect mine not to work.

Robert Williams


From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Thommes, Michael M.
Sent: Tuesday, August 22, 2006 6:19 AM
To: ActiveDir@mail.activedir.org
Subject: [ActiveDir] Secure LDAP queries from the outside

 

Hi,

   We are trying to set up secure LDAP queries from the outside to AD for pulling email addresses but are running into an issue.  Port 636 has been opened up to our DCs but we get a 0x51 error like the one shown below in this example of using “adfind”:

 

adfind -h dc1.abc.com:636 -u [EMAIL PROTECTED] -up *  -default -nodn -f sn=thommes extensionAttribute2

 

AdFind V01.26.00cpp Joe Richards ([EMAIL PROTECTED]) February 2005

 

LDAP_BIND: [rhino221.anl.gov] Error 0x51 (81) - Server Down

Terminating program.

 

(extensionAttribute2 is used for email address)

 

Portqry shows that the DC is listening on port 636.  Using “ldp”, the bind operation seems to want to default to port 389 (which is not open).

 

It works fine behind our firewall.  Is there some other port that needs to be open (besides 389)?  Or maybe some security feature (we are running w2k3/sp1 on our DCs) that is getting in the way?  Any help is appreciated!

 

TIA,

Mike Thommes

 

 

2006-08-22, 10:35:32
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