Disabling SMB1 by default

Jeremy Allison jra at samba.org
Mon Jun 19 18:16:44 UTC 2017

On Mon, Jun 19, 2017 at 10:15:00AM -0300, Andreas Hasenack via samba-technical wrote:
> Hi,
> we recently had a bug filed against Ubuntu [1] requesting that we disable
> the SMB1 protocol by default. That is part of a larger campaign [2] to get
> rid of SMB1 entirely.
> Has there been any discussion among Samba developers to change the default
> client and server min protocol level to SMB2? Would you consider making
> such a change?
> Thanks
> 1. https://bugs.launchpad.net/ubuntu/+source/samba/+bug/1697817
> 2. https://blogs.technet.microsoft.com/filecab/2016/09/16/stop-using-smb1/

Yes, long term we need to get there (maybe for Samba 5.0). Short
term rushing to do this will break too many things IMHO. Check out
the comments on the Ubuntu bug report to see some of the issues
that users will face.


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