[Samba] Too many 445 and 139 packets

[Andrew Bartlett]

On Thu, 2007-08-16 at 17:57 -0400, Josh Kelley wrote:
> On 16 Aug 2007 19:17:00 +0200, Helmut Hullen <Hullen at t-online.de> wrote:
> > And you shoudn't allow 445 - together with 139 (?) it produces other
> > error messages, even listed in the Samba documentation.
> 
> Port 445 is SMB over TCP/IP.  In theory, at least, it's preferable to
> port 139 (SMB over NetBIOS over TCP/IP), since there's no NetBIOS
> overhead.  While permitting both 445 and 139 causes error messages,
> the errors are completely and totally harmless (see
> http://wiki.samba.org/index.php/Samba_Myths), and IMO it's not worth
> disabling the more efficient TCP port 445.

'more efficient in this case is one packet in each direction as the
start of the session.  Nothing else changes - even the NETBIOS header
remains - just renamed :-).

Andrew Bartlett

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