NetBIOS-free SMB protocol on port 445 in Windows 2000/XP

Matthew Geddes mgeddes at
Wed Aug 29 23:44:11 GMT 2001

On Wed, 29 Aug 2001, Jay Ts wrote:

> Hi,
> Yesterday a friend forwarded to me this URL at Microsoft:
> It is about support in Windows 2000/XP for running SMB for
> file and printer sharing over port 445, with no overhead of
> NetBIOS.

Windows 2000 was the first to support this.

> The question of course is, are the Samba Team aware of this,
> and can it be supported in future versions of Samba?

Of course they are :-). I guess it will go on the ever increasing list of
things to do. If you'd like to help the Samba team, I'm sure they'd point
you in the direction of something you could do. Even if you're not a

> The webpage says it is possible to set up a Win 2000/XP network to
> only use the new protocol, and shut out SMB/NetBIOS networking on
> ports 137-139 entirely.


Hope it helps,

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