[Samba] Problems with OS X 10.11.5

[Seth Goldin]

Would signing cause a performance hit by an order of magnitude though? Is
that expected behavior? If so, then it seems worth it to disable signing
from the client, given that this is just a NAS on a LAN, not connected to
the Internet.

On Wed, Jun 1, 2016 at 1:20 PM Jeremy Allison <jra at samba.org> wrote:

> On Tue, May 31, 2016 at 10:08:40PM -0400, Seth Goldin wrote:
> > I'm actually seeing from the Apple Support Communities thread that this
> > might all be due to the fact that OS X 10.11.5 clients are requiring SMB
> > signing. Curiously, I noticed that my SMB4.conf file on my FreeBSD server
> > didn't even possess a `client signing` flag. Might all this be resolved
> if
> > I just add a `client signing = auto` flag for the server's SMB4.conf
> file,
> > so that the OS X client is talking properly to the server?
>
> No. SMB signing by neccessity slows things down (without crypto
> hardware support). If you're complaining about speed then you
> might just have to turn it off. Think carefully before doing
> that though.
>