[Samba] system error 58 when guest connects from Win10

[Jakub Kulesza]

can you post full smb.conf? Why did you need NT1 protocol in the first
place?

2017-05-04 17:49 GMT+02:00 Klaus Hartnegg via samba <samba at lists.samba.org>:

> I cannot connect as guest from Win10 to Samba anymore,
> since I removed "server max protocol = NT1"
>
>
>   net use \\%IP%\testshare /user:"" "" /persistent:no
>
>   System error 58 has occurred.
>   The specified server cannot perform the requested operation.
>
>
> It works when I supply a userid and password.
> It works from Win7.
> It fails only in the combination Win10, SMB3, guest user.
>
> Samba is version 4.5.8
>
> smb.conf has these lines:
>   server role = classic primary domain controller
>   guest account = gast
>   map to guest  = bad user
>
> This is the share declaration:
> [testshare]
>     path = /srv/samba/files/archiv
>     guest ok = yes
>     read only = yes
>     locking = no
>     admin users = +smbadmin
>
> The option "smb encrypt = off" does not help.
> The option "server max protocol = SMB2_10" makes it worse.
>
> A similar issue is described in
> https://lists.samba.org/archive/samba/2016-August/201876.html
> https://bugzilla.samba.org/show_bug.cgi?id=12136
> but that cites WinPE, not Windows 10.
>
> Does smb signing require a userid?
>
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