[Samba] [smbclient] Fails sending pop-up message with -M

Gilles codecomplete at free.fr
Wed Sep 29 15:52:17 UTC 2021

On 29/09/2021 17:40, Jeremy Allison wrote:
> On Wed, Sep 29, 2021 at 05:03:54PM +0200, Gilles via samba wrote:
>> Hello,
>> From Debian 9 running Samba 4-5-16, I'd like to send a pop-up message 
>> to a Windows (7) host, but none of the following works:
>> smbclient -M \\WIN-PC "test"
>> smbclient -M //WIN-PC "test"
>> smbclient -M ////WIN-PC "test"
>> smbclient -M '\\WIN-PC' "test"
>> Would someone have a working example?
>> FWIW, the Windows host is running a Comodo firewall. Would I need to 
>> allow connection to a given TCP/UDP port?
> -M messaging is an SMB1-only thing I believe. Is the Windows7 box 
> running an SMB1 server ?

I don't know what an SMB1 server is. Is it a service I need to run on 
the Windows host?

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