Use of VCnumbers and Session Keys in SMB

[Andrew Bartlett]

Richard Sharpe wrote:
> 
> Hi,
> 
> With the help of Steve Langasek I managed to get a term server like
> capture.
> 
> Samba 2.2.5 seems to work OK, even though the term serve client (on Linux)
> does some funny things.
> 
> The server says MaxVCs = 1, but the client sets a different VC number in
> each session setup and X (vc 0 for the first, vc 1 for the second, vc 2
> ...).

I'm not sure that MaxVCs referes to the VUID (also just UID) feild in
any case.  VUIDs are not virtual circuits, as a tree connect on one VUID
is valid on all others - it simply determines what credentials to use.

> The session key in each case was the same as the session key returned in
> the NegProt response. It seems that there is no way to choose a different
> encryption key.

The NTLMSSP stuff allows this, and in supported in Samba HEAD.

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