[Samba] Upgrading Samba 3 to Samba 4 - Domain Controller unreachable

Luke Barone lukebarone at gmail.com
Fri Apr 1 20:20:22 UTC 2016

Anyone able to chime in? Suggestions on where to go?

On Thu, Mar 31, 2016 at 11:21 AM, Luke Barone <lukebarone at gmail.com> wrote:

> Hi all,
> I upgraded Samba 3 to 4 when doing a Debian Wheezy to Jessie upgrade over
> the last couple of weeks. Most things worked, but now that staff are back,
> we're seeing more and more issues.
> Computers are logging in using their cached credentials only. The
> computers are not using updated password information from the server
> anymore. The computers will not connect to the server via it's NetBIOS name
> unless I add the entry under the hosts and lmhosts file on each workstation
> (which is a pain...). My remote management won't work either for using the
> server credentials, I need to use a local username and password.
> It's running Samba 4.1.17-debian, as a Windows NT Domain Controller, NOT
> Active Directory.
> I have also edited the /etc/nsswitch.conf file so that:
> passwd:       files winbind
> shadow:       files
> group:        files winbind
> hosts:          files wins
> instead of:
> passwd:         compat
> group:          compat
> shadow:         compat
> hosts:         files dns
> ... based on advice around the getpwuid error that seems so famous.
> My goal is to get this up and running *properly* without needing to touch
> every computer, and so that user changes (i.e. password changes, new users,
> users getting deleted, etc) take effect immediately.
> If I need to post other config files, please let me know

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