[Samba] NTLMv2 in Samba 3.0

Andrew Bartlett abartlet at samba.org
Wed Feb 11 21:35:21 GMT 2004

On Thu, 2004-02-12 at 08:27, Chu, Dan wrote:
> I tested NTLMv2 again using the newly created Samba 3.0.2 (I didn't test
> 3.0.1). It still doesn't seem to work. Has anyone successfully made
> NTLMv2 work? If so, can I have a working sample of the smb.conf file? 
> I have included below entries in my smb.conf (among other entries):
> security = server
> password server = NTDomainController

> client ntlmv2 auth = yes

This is not required for pass-though NTLMv2 authentication.

> On both NTDomainController and W2k client, I have Imcompatibilitylevel
> set to 3 or 5 from the Registry Editor for LSA. On NTDomainController,
> it also has both NtlmMinClientSec and NtlmMinServerSec set to 0x00080000
> (to permit only NTLMv2 session security). I just cannot map a drive from
> W2k client to the Samba server running Solaris 8.

Use 'security=domain'.  NTLM2 session security is not compatible with

Andrew Bartlett

Andrew Bartlett                                 abartlet at pcug.org.au
Manager, Authentication Subsystems, Samba Team  abartlet at samba.org
Student Network Administrator, Hawker College   abartlet at hawkerc.net
http://samba.org     http://build.samba.org     http://hawkerc.net
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