[cifs-protocol] RE: 602144 RE: CDAP netlogon and 'implementation defined' behaviour

Andrew Bartlett abartlet at samba.org
Wed Jul 16 01:40:17 GMT 2008


On Tue, 2008-07-15 at 06:54 -0700, Richard Guthrie wrote:
> Andrew,
> We appreciate your feedback.  We have re-considered this section of
> the document and will be updating the MS-ADTS document section 7.3.3.2
> as follows:
> 
> Original Text
> 
> If the server is configured to respond to ping requests in the form of
> a NETLOGON_SAM_LOGON_RESPONSE_NT40 structure (the way in which the
> server is configured is outside the state model and is
> implementation-dependent), and v does not have the
> NETLOGON_NT_VERSION_AVOID_NT4EMUL bit set, the response of the dc is
> documented in "Response to Invalid Filter" (section 7.3.3.3).
> 
> Updated Text
> 
> If the server is configured to respond to ping requests in the form of
> a NETLOGON_SAM_LOGON_RESPONSE_NT40 structure, and v does not have the
> NETLOGON_NT_VERSION_AVOID_NT4EMUL bit set (for an informative example
> of how and why this is configured in the Windows implementation, see
> [KB298713]), the server uses the NETLOGON_SAM_LOGON_RESPONSE_NT40
> structure to send the response back.
> 
> An informative reference will also be added to the documentation under
> 1.2.2 Informative References, and will read
> [KB298713] Microsoft Corporation, "How to prevent overloading on the
> first domain controller during domain upgrade",
> http://support.microsoft.com/kb/298713
> 
> Let us know if you have any further questions?

That seems to cover the situation nicely.  If (and I suspect we may
well) we implement Samba3 to Samba4 upgrades in a similar manner
(allowing a partial migration), this will be very useful information. 

Andrew Bartlett
-- 
Andrew Bartlett
http://samba.org/~abartlet/
Authentication Developer, Samba Team           http://samba.org
Samba Developer, Red Hat Inc.
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