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From: ng0 <ng0@infotropique.org>
To: Arun Isaac <arunisaac@systemreboot.net>
Cc: Thomas Danckaert <thomas.danckaert@aeronomie.be>, help-guix@gnu.org
Subject: Re: networkmanager hostname woes
Date: Fri, 15 Sep 2017 12:14:49 +0000	[thread overview]
Message-ID: <20170915121449.vkikuqpcstotovv7@abyayala> (raw)
In-Reply-To: <204ebc50.AEMAP_-w0oEAAAAAAAAAAAPHPkIAAAACwQwAAAAAAAW9WABZub7T@mailjet.com>

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Arun Isaac transcribed 0.8K bytes:
> 
> Thomas Danckaert writes:
> 
> > Hi Guix,
> >
> > since the change to networkmanager, I've been running into the 
> > following problem: when I connect to a wireless network using 
> > networkmanager, I can no longer start graphical applications 
> > (starting any program fails with “cannot open display :0.0” and 
> > similar messages).
> >
> > AFAIU, the cause is that networkmanager changes my hostname (after 
> > DHCP?), in my case to “new-host2” or something similar, and this 
> > seems to break the X session.  When I manually restore the hostname 
> > with “sudo hostname <original-hostname>”, the problem is solved.  Is 
> > there anyway to disable this behaviour for networkmanager?
> 
> I have the exact same problem too. If somebody has a solution, I'd like
> to hear about it.

I don't understand your problem. This is public documented behavior of
NM.
Assuming that we build networkmanager with dhclient option/configure:

add to /etc/dhcp/dhclient.conf:

send host-name "yourhostname";


This always worked for me on Gentoo.
-- 
ng0
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  parent reply	other threads:[~2017-09-15 12:15 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-13 10:05 networkmanager hostname woes Thomas Danckaert
2017-09-13 17:01 ` Christopher Baines
2017-09-13 23:27 ` Arun Isaac
2017-09-14  6:38   ` Christopher Baines
2017-09-15 12:14   ` ng0 [this message]
2017-09-15 12:34     ` ng0
2017-09-16  6:57     ` Thomas Danckaert
2017-09-16  8:11       ` ng0
     [not found] ` <87h8w6ha74.fsf@gmail.com>
2017-09-14  7:50   ` Thomas Danckaert
2017-09-14  8:17 ` Ludovic Courtès
2017-09-15 10:12   ` Thomas Danckaert
2017-09-15 20:34     ` Ludovic Courtès
2017-09-16 12:03       ` Thomas Danckaert
2017-09-19 12:06         ` Ludovic Courtès

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