Disabling SMB1 by default

[Jeremy Allison]

On Tue, Jun 20, 2017 at 10:20:07AM +1200, Andrew Bartlett via samba-technical wrote:
> On Mon, 2017-06-19 at 15:39 +0200, Stefan Metzmacher via samba-
> technical wrote:
> > Hi Andreas,
> > 
> > > 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?
> > 
> > We're recently discussed changing 'client max protocol = SMB3' so
> > that smbclient and other utilities work against servers
> > with disabled SMB1 by default.
> > 
> > We hope to get this into 4.7, but there's only about 3 weeks
> > left to make this change (until 4.7.0rc1 is branched from master),
> > so it's not sure if such a change will make it into 4.7.0 (released
> > in September).
> 
> I had the dates as giving us 2 weeks.  Yes, there isn't much time.

Yeah, that's too short a time to do anything really. IMHO we
just need to help people on the list to turn what they can
off themselves for now, and work on how to do the migration
properly over the next year or so.