From: "Aurélien Aptel" <aaptel@suse.com>
To: "Till Dörges" <doerges@pre-sense.de>,
linux-cifs <linux-cifs@vger.kernel.org>
Subject: Re: Mounting share on NetApp using SMB 3.1.1 and encryption
Date: Mon, 22 Feb 2021 11:17:24 +0100 [thread overview]
Message-ID: <874ki41k5n.fsf@suse.com> (raw)
In-Reply-To: <c04ed8bc-9a36-0ff5-6b5f-1fce3d2d1402@pre-sense.de>
Till Dörges <doerges@pre-sense.de> writes:
> Apart from the security requirements the server uses DFS and nested name spaces.
The nested namespace might be problematic. DFS is tricky.
> So before digging any further, I'm wondering whether this should generally work with
> options "seal,vers=3.1.1", what to make of the ciphers requirement.
I think by default the client will only show support for up to 3.0
unless you ask it to.
So apart from the version, encryption and ciphers should be
auto-negotiated during the connection establishement: the client sends
its feature support, the server replies with its requirement. If the
requirements cannot be met the client will fail.
I believe you should only have to put vers=3.1.1. By putting seal you
are asking the client to make encryption a requirement instead of
letting the server decide.
If you are having issues connecting please refer to the wiki on
reporting cifs.ko bugs for instructions on how to debug things further:
https://wiki.samba.org/index.php/Bug_Reporting#cifs.ko
Cheers,
--
Aurélien Aptel / SUSE Labs Samba Team
GPG: 1839 CB5F 9F5B FB9B AA97 8C99 03C8 A49B 521B D5D3
SUSE Software Solutions Germany GmbH, Maxfeldstr. 5, 90409 Nürnberg, DE
GF: Felix Imendörffer, Mary Higgins, Sri Rasiah HRB 247165 (AG München)
next prev parent reply other threads:[~2021-02-22 10:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-19 20:57 Mounting share on NetApp using SMB 3.1.1 and encryption Till Dörges
2021-02-22 10:17 ` Aurélien Aptel [this message]
[not found] ` <CAH2r5msGOKUYRiBS8vk79a+zJK4ijRU8rQAneEU-gW3EvjSNZg@mail.gmail.com>
[not found] ` <CAH2r5mtL4Q-2g2Mrchz7Y=hXXypMj6R298wjhdO6+o4XUzGBOg@mail.gmail.com>
2021-02-22 17:02 ` Till Dörges
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