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List:       fedora-list
Subject:    Re: NetworkManager switches between networks
From:       Geoffrey Leach <geoffleach.gl () gmail ! com>
Date:       2023-01-28 17:22:35
Message-ID: 20230128092235.35eab5d6 () puget ! mtranch ! com
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On Sat, 28 Jan 2023 13:45:07 +1030
Tim via users <users@lists.fedoraproject.org> wrote:

> On Fri, 2023-01-27 at 13:57 -0800, Geoffrey Leach wrote:
> > Home network has two wi-fi sources (Starlink and Netgear, fwiw).
> > Occasionally NetworkManager switches betwee primary (Starlink) and
> > secondary (Netgear) . I'm assuming that NetworkManager is trying to
> > connect to the strongest signal. Is there any way to tell
> > NetworkManager not to switch networks?  
> 
> My experience is that once connected, it stays connected unless signal
> is lost.  It doesn't decide to find a better access point while you're
> connected to an access point.
> 
> If you're getting drop-outs, you may want to see if you can shift the
> position of your access points.
> 
> If you want it to always try a particular network first, go into your
> Network Manager settings, and set a higher "connection priority" for
> your preferred network.
> 
> This, of course, presumes that you have two configurations, one for
> each access point.
> 
> If you have just one network configuration, and you've got both your
> access points using the same ID names, same channels, etc., hoping
> that strongest wins, then you really are going to have to play with
> the positioning of your access point and where you are while trying
> to use it.
> 
> However, there's more to it than that.  The SSID you set as your WiFi
> network name in your WiFi router is just one of its names.  There's
> another one, that you don't get to twiddle with, that lets your
> computers actually tell them apart.
> 
> What typically happens with people trying to get their device to
> automatically shift to the nearest/best access point without doing
> anything, while they roam around, is the device steadfastly tries to
> stay connected to the one they initially connected to, even when the
> network becomes a notwork, and they have to manually disconnect and
> reconnect.
> 
> If you want a WiFi mesh, you nearly always have to buy the mesh
> devices that are designed to work that way.
>  

Ah! Nice explanation. Thanks.
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