Does linux smb2 client supports DFS capability?

Steve French smfrench at
Wed Oct 11 14:25:36 UTC 2017

If you are checking if the SMB3 DFS enablement has been added to your
kernel (if your kernel is older than version 4.11), you could look to
see if the equivalent of this patch (it is part of a small series of
DFS related patches, but would be one of the more visible ones in the

On Wed, Oct 11, 2017 at 6:47 AM, Aurélien Aptel <aaptel at> wrote:
> Hi,
> Hemanth Thummala <hemanth.thummala at> writes:
>> If so, Can you please let me know (or point me a link) the version of cifs-utils in which support is available.
>> I have tested with cifs-util-6.2 version. This doesn’t have the DFS support.
> cifs-util only contains the source code of the the mount.cifs program,
> which doesn't do much. The SMB client code lives in the cifs kernel
> module. To use DFS with SMB2 you need to use linux kernel v4.11 or
> newer.
> Cheers,
> --
> Aurélien Aptel / SUSE Labs Samba Team
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