[Samba] NT4 PDC -> Samba/LDAP PDC failing to work

Andrew Bartlett abartlet at samba.org
Mon Sep 17 02:41:11 GMT 2007


On Fri, 2007-09-14 at 12:11 -0500, Alan Silver wrote:
> Hi all:
> 
> I am trying to migrate my NT4 domain to a samba server which uses an 
> LDAP server on the backend for authentication
> This machine that I want to be the new PDC is running RHEL5 with samba 
> 3.0.23c and an openldap 2.3.27 running on the same machine.
> 
> I used the by-example page
> http://us3.samba.org/samba/docs/man/Samba-Guide/ntmigration.html
> as my guide
> 
> I set this up in a test environment first and it worked  seamlessly.
> 
> Then I tried it out on the production environment........
> 
> My problems arose when I shut down the NT4 controllers and my samba 
> server became the PDC. The samba machine became the PDC, but I was not 
> able to log into the domain from any machine. It appears (at least to 
> me) that the machine accounts are set up correctly.
> The ldap entry looks like

> sambaNTPassword: 079999334444AB6666BBBBB2C2BB1AA

This password looks wrong.  The value is an MD4 hash of a password, and
either you have obscured it for the mail, or something has munged it,
because the chances of it being so regular (9999...BBBBBB) are
staggeringly remote.

Andrew Bartlett

-- 
Andrew Bartlett
http://samba.org/~abartlet/
Authentication Developer, Samba Team           http://samba.org
Samba Developer, Red Hat Inc.
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