Trouble authenticating with OfficeJet CIFS client

Jeremy Allison jra at
Wed Jul 18 19:50:39 GMT 2007

On Wed, Jul 18, 2007 at 08:34:53AM -0700, Bob Richmond wrote:
> I have an HP OfficeJet 9130 network-attached multifunction printer, and 
> one of its functions is a scanner that includes an integrated CIFS 
> client for storing the resulting images.
> I'm trying to get it to store the images on a Samba share, and every 
> time I attempt to authenticate from the printer console, it results in 
> an authentication error.
> So I fired up wireshark and compared the smb transaction generated 
> through smbclient (which authenticates fine with client ntlmv2 auth = 
> yes turned on) and the transaction generated when attempting the same 
> authorization from the printer. The difference between smbclient and the 
> printer is that the printer, during NTLMSSP_NEGOTIATE, stores in its 
> "Security Blob," a GSS-API structure that contains the NTLMSSP section, 
> while smbclient contains a SPNEGO structure that contains the NTLMSSP 
> section:

Can you send me an ethereal trace of the printer trying and failing,
rather than the text dump. That will make it musch easier to work out
how in our code to fix this.



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