[Samba] Erratic behavior when Windows XP clients attempt to login to PDC

[Craig White]

On Thu, 2004-04-01 at 18:56, Travis L. Bean wrote:
> I have noticed while testing my Samba 3.0.2a primary and backup domain
> controllers with Windows XP clients, that when I attempt to login to the
> Samba PDC, the XP client will sometimes randomly choose the backup
> domain controller.  I only want the client to join the backup domain
> controller when the PDC is offline.  I am not experiencing any random
> network outages or DNS failures so I am bewildered as to why I am
> experiencing this erratic bahavior.  The following is my global config.
> from my smb.conf on my bdc and pdc. Any help and advice would be greatly
> appreciated:
> 
> 
> [global]
>         workgroup = BIOLOGICAQUA
>         server string = PDC-SRV
>         passdb backend = 'ldapsam:ldaps://pdc-srv.biologicaqua.org
> ldaps://bdc-srv.biologicaqua.org'
>         passwd program = /usr/local/sbin/smbldap-passwd -o %u
>         passwd chat = *new*password* %n\n *new*password:* %n\
> *successfully*
>         passwd chat debug = Yes
>         log file = /var/log/samba/log.%m
>         max log size = 50
>         socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
>         add user script = /usr/local/sbin/smbldap-useradd -m "%u"
>         add group script = /usr/local/sbin/smbldap-groupadd -p "%g"
>         add user to group script = /usr/local/sbin/smbldap-groupmod -m
> "%u" "%g"
>         delete user from group script = /usr/local/sbin/smbldap-groupmod
> -x "%u" "%g"
>         set primary group script = /usr/local/sbin/smbldap-usermod -g
> "%g" "%u"
>         add machine script = /usr/local/sbin/smbldap-useradd -w "%u"
>         logon script = netlogon.bat
>         logon path = \\pdc-srv.biologicaqua.org\profiles\%U
>         logon drive = H:
>         logon home = \\pdc-srv.biologicaqua.org\%U\.profile
>         domain logons = Yes
>         os level = 64
>         preferred master = Yes
>         domain master = Yes
>         wins support = Yes
>         ldap suffix = dc=biologicaqua,dc=org
>         ldap machine suffix = ou=Computers
>         ldap user suffix = ou=Users
>         ldap group suffix = ou=Groups
>         ldap admin dn = "cn=Manager,dc=biologicaqua,dc=org"
>         ldap passwd sync = Yes
>         ldap delete dn = Yes
>         admin users = Admin-Access
>         hosts allow = 10.0.0., 127.
>         hosts deny = all
> 
> 
> [global]
>         workgroup = BIOLOGICAQUA
>         server string = BDC-SRV
>         passdb backend = 'ldapsam:ldaps://pdc-srv.biologicaqua.org
> ldaps://bdc-srv.biologicaqua.org'
>         passwd program = /usr/local/sbin/smbldap-passwd -o %u
>         passwd chat = *new*password* %n\n *new*password:* %n\
> *successfully*
>         passwd chat debug = Yes
>         log file = /var/log/samba/log.%m
>         max log size = 50
>         socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
>         add user script = /usr/local/sbin/smbldap-useradd -m "%u"
>         add group script = /usr/local/sbin/smbldap-groupadd -p "%g"
>         add user to group script = /usr/local/sbin/smbldap-groupmod -m
> "%u" "%g"
>         delete user from group script = /usr/local/sbin/smbldap-groupmod
> -x "%u" "%g"
>         set primary group script = /usr/local/sbin/smbldap-usermod -g
> "%g" "%u"
>         add machine script = /usr/local/sbin/smbldap-useradd -w "%u"
>         logon script = netlogon.bat
>         logon path = \\bdc-srv.biologicaqua.org\profiles\%U
>         logon drive = H:
>         logon home = \\bdc-srv.biologicaqua.org\%U\.profile
>         domain logons = Yes
>         os level = 32
>         preferred master = Yes
>         domain master = No
>         wins support = Yes
>         ldap suffix = dc=biologicaqua,dc=org
>         ldap machine suffix = ou=Computers
>         ldap user suffix = ou=Users
>         ldap group suffix = ou=Groups
>         ldap admin dn = "cn=Manager,dc=biologicaqua,dc=org"
>         ldap passwd sync = Yes
>         ldap delete dn = Yes
>         admin users = Admin-Access
>         hosts allow = 10.0.0., 127.
>         hosts deny = all
>         browseable = No
-----
FWIW

on my BDC - 
preferred master = No
domain master = Yes
wins support = No
wins server = (IP_address_of_PDC)

Craig