When was 'session setup' introduced? (propose to change server-side min protocol to match)

Andrew Bartlett abartlet at samba.org
Tue May 29 23:57:40 MDT 2012

On Wed, 2012-05-30 at 07:50 +0200, Volker Lendecke wrote:
> On Wed, May 30, 2012 at 03:46:26PM +1000, Andrew Bartlett wrote:
> > On Tue, 2012-05-29 at 21:24 -0500, Christopher R. Hertel wrote:
> > > SessionSetupAndX was introduced in LAN Manager v1.0, the first OS/2 version
> > > of the protocol.  The Core Protocol does not support SessionSetupAndX.  See:
> > > http://msdn.microsoft.com/en-us/library/ee442101
> > > 
> > > You do realize that this is the first time ever that we will have disabled
> > > support for a dialect.  ...and that Windows servers still support this dialect.
> > 
> > Very interesting.  How does that work?
> > 
> > In any case, it won't work in Samba, so I propose this.
> We might need to revive the code and fix bugs, but many
> people will be very unhappy about that. The problem is that
> there are still disk imagers in use that are dos-based,
> fetching the restore images from SMB via the ancient ms-tcp
> dos redirector.

When I last used the DOS SMB client (yes, I've used it for imaging too),
it was using a modern enough protocol version to be logging in with a

Do you have a network trace of a failing case?


Andrew Bartlett

Andrew Bartlett                                http://samba.org/~abartlet/
Authentication Developer, Samba Team           http://samba.org

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