[Samba] Windows 7/Samba unable to log in via name, works by IP

[tms3 at tms3.com]

>
>
> Hi,
>
> I'm hoping someone can help with this.  We have a 3.3.8 Samba server, 
> on
> Centos 5.5 64, security DOMAIN, works beautifully with XP.  When 
> windows
> 7 systems attempt to log in via \\NAME, the login window just
> continually repeats, but they can login successfully when using 
> \\IP_ADDRESS
>
> Samba log shows the below in response to windows 7 login attempts.
> [2011/01/25 10:08:26,  0] lib/util_sock.c:get_peer_addr_internal(1676)
>      getpeername failed. Error was Transport endpoint is not connected
>      read_socket_with_timeout: client 0.0.0.0 read error = Connection
> reset by peer.

Try this registry change in Win7

HKLM\System\CCS\Services\LanmanWorkstation\Parameters
 DWORD  DomainCompatibilityMode = 1
 DWORD  DNSNameResolutionRequired = 0
>
>
> smb.conf
> [global]
>                  workgroup = DOMAIN
>                  realm = DOMAIN.COM
>                  server string = andromeda
>                  security = DOMAIN
>                  password server = PASSWORD_JP
>                  log file = /var/log/samba/samba.log
>                  max log size = 250
>                  socket options = TCP_NODELAY SO_RCVBUF=8192 
> SO_SNDBUF=8192
>                  local master = No
>                  domain master = No
>                  dns proxy = No
>                  wins server = WINS_SERVER
>                  ldap ssl = No
>                  idmap uid = 16777216-33554431
>                  idmap gid = 16777216-33554431
>                  create mask = 0666
>                  directory mask = 0777
>                  # disable cups printing to stop log spam
>                  printcap name = /etc/printcap
>                  smb ports = 445 139
>                  client lanman auth = yes
>                  client ntlmv2 auth = yes
>                  lanman auth = yes
>                  ntlm auth = yes
>                  hide files = /lost+found/,.*/
>
>                  template shell = /bin/false
>                  winbind use default domain = yes
>
> So far, we've tried:
>          smb ports = 139
>          changing windows 7 Network security settings (LAN Manager
> authentication level and Minimum session security)
>          added the auth lines to the smb.conf
>          valid users = %S
>
> The domain controllers are 2 x Windows Server 2000 and 1 x Windows
> Server 2008.  Could that be part of the problem?  We will be replacing
> the Windows Server 2000 systems shortly, but would like to fix this
> sooner if possible.
>
> Any ideas?
>
> Thanks,
> Jay
>
> --
> Jeremiah Coleman
> Systems Administrator
> C&  C Technologies
> 337-735-3741
> Extension 3421
> jay.coleman at cctechnol.com
>
>
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