[Samba] "Windows couldn't connect to the printer" 0x00000709 when using server short name
korobkin+smb at gmail.com
Thu Aug 18 22:24:03 UTC 2016
Samba 4.3.11 is serving printers in my office from a server called
If a Windows 7 client tries to reach it using a short name \\prinserver ,
it can see the list of printers, but can't connect to any of them: "Windows
couldn't connect to the printer" pop-up appears immediately. Weirdly, it
doesn't happen all the times, sometimes it can connect.
Also, if I use FQDN name \\printserver.office.acme.com to connect, then
everything works nicely.
In the Wireshark logs I see this error:
Ioctl Request FSCTL_DFS_GET_REFERRALS, File: \printserver\printer-color
Ioctl Response, Error: STATUS_NOT_FOUND
In the log.smbd I see these corresponding lines:
[<timestamp>, 3] ../source3/smbd/msdfs.c:993(get_referred_path)
get_referred_path: |printer-color| in dfs path \printserver\printer-color
is not a dfs root.
When the operation is successful, I don't see any DFS requests at all.
Microsoft has a KB article about this, . It says "This issue may occur
if certain non-Microsoft DNS solutions are providing name resolution for
Their resolution is to set DnsOnWire value in the registry on the
printserver, which they expect to be Windows-based. I don't know how that
key would change its behaviour to fix the problem.
What exactly is happening in my situation? Why would Windows ask for this
DFS thing when connecting to a printer, and immediately give up on Samba's
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