Debian

#======================= Global Settings =======================

[global]
        ldap admin dn = cn=admin,dc=company,dc=co,dc=za
        ldap suffix = dc=company,dc=co,dc=za
        ldap group suffix = ou=groups
        ldap user suffix = ou=people
        ldap machine suffix = ou=machines
        ldap idmap suffix = ou=idmap
        ldap ssl = off

        ldap passwd sync = Yes

#        socket options = IPTOS_LOWDELAY TCP_NODELAY

#       read size = 65536
#       read prediction = true
        socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
        write raw = yes
        read raw = no


        client ntlmv2 auth = yes

        netbios name = fs-smtp1
        netbios aliases = fs1
        workgroup = work
        os level = 79
        passdb backend = ldapsam:ldap://localhost
        passwd program = /usr/bin/smbpasswd %u
        map to guest = Bad User
        unix password sync = Yes
        log file = /var/log/samba/log.%m
        log level = 2
        syslog = 1
        strict locking = no
        follow symlinks = yes

       ;printing = cups
       load printers = no
       ;printcap name = cups
       ;printcap name = /etc/printcap

       ;logon home = \\fs-smtp1\%U
       ;logon drive = H:
       ;logon path = \\fs1\%U\profile
       ;logon script = %U.bat

        add machine script = /usr/sbin/smbldap-useradd -w "%u"
        domain logons = Yes
        preferred master = Yes
        domain master = Yes
        wins support = Yes
        admin users = administrator "@Domain Admins"
        vfs objects = recycle:keeptree recycle:repository recycle:exclude=*.tmp|*.temp|*.o|*.obj|~$*|*.~?? recycle:versions

#======================= Share Definitions =======================

[homes]
        comment = Home Directories
        browseable = no
        writable = yes
        blocking locks = no
        create mask = 0700
        directory mask = 0700

[public]
        path = /Data/Public-Folder
        comment = Public Folder
        public = no
        writable = yes
        valid users = user1,user2,user3
        printable = no
        force directory mode = 777
        delete readonly = yes
        create mode = 777
        wide links = no
        force create mode = 777
        directory mode = 777

[company]
        comment = Data Folder
        path = /Data/Office-Data
        public = no
        writable = yes
        valid users = backup,user1,user2,user3
        printable = no
        blocking locks = no
#       oplocks = no
        create mode = 0770
        force create mode = 0770
        force directory mode = 0770

[backups]
        comment = Data Backup
        path = /
        public = no
        writable = yes
        valid users = backup
        printable = no
        create mode = 0770
        force create mode = 0770
        force directory mode = 0770

root@fs-smtp1:/etc/samba# testparm
Load smb config files from /etc/samba/smb.conf
rlimit_max: increasing rlimit_max (1024) to minimum Windows limit (16384)
Processing section "[homes]"
Processing section "[public]"
Processing section "[company]"
Processing section "[backups]"
Loaded services file OK.
Server role: ROLE_DOMAIN_PDC