[Samba] Win98 asks for IPC$ password <SOLVED>

John H Terpstra - Samba Team jht at samba.org
Thu Aug 13 14:12:35 MDT 2009


On 08/13/2009 12:47 PM, Helmut Hullen wrote:
> Hallo, Steve,
> 
> Du meintest am 13.08.09:
> 
>>> You need to enable lanman password support on your Ubuntu Samba
>>> server:
>>>
>>> [global]
>>> 	...
>>> 	lanman auth = yes
>>> 	client lanman auth = yes
>>> 	...
> 
>> My experiments indicate that "client plaintext auth = Yes" is also
>> necessary. I don't know why, but the dreaded IPC$ password symptom
>> happens if that is left out.
> 
> Maybe the Windows 9x clients are set to unencrypted passwords.

No Helmut, Win 9X has encrypted password support on by default.  It only
supports LanMan passwords, not NTpasswords.

> Long time ago that was the default for Windows and for Samba.

LanMan passwords are weaker than NT password hashes - that is why they
were disabled in Samba recently.

> Now "encrypted passwords" is the default for Windows and for Samba.

This has been the case with Windows since Windows 9x and with Samba sinc
September 2003 when Samba 3.0.x shipped.

- John T.


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