From: tnp@invalid.invalid   
      
   On 27/10/2024 18:21, Chris Elvidge wrote:   
   > On 27/10/2024 at 15:37, The Natural Philosopher wrote:   
   >> A power cut this a.m had my Pi zero W reconnecting to the  wrong wifi.   
   >>   
   >> Which forced me to delve into the depths of network manager as evinced   
   >> by nmcli. Network manager is the new way to manage networks, and like   
   >> systemd, its all changed for the sake of it   
   >>   
   >> You probably can edit the files directly - mine were in   
   >> /etc/NetworkManager/system-connections, but it's safer to use nmcli tools   
   >>   
   >>   
   >> You can set a priority if you have more than one wifi SSID.   
   >>   
   >> sudo nmcli c modify   connection.autoconnect-priority 1   
   >>   
   >> You can also force it to use 5Ghz or 2.4Ghz or let it decide   
   >>   
   >> sudo nmcli c modify  802-11-wireless.band "bg"   
   >>   
   >> or   
   >>   
   >> sudo nmcli c modify  802-11-wireless.band "a"   
   >>   
   >>   
   >> "bg" is 2.4GHz, "a" is 5GHz.   
   >>   
   >> It may well be that bookworm has changed the implicit defaults in   
   >> network manager.   
   >>   
   >> It is well worth dumping the connections with   
   >>   
   >> sudo nmcli connection show    
   >>   
   >> To work out what the connection names are, use   
   >>   
   >> sudo nmcli c show   
   >>   
   >> I think - but am not sure - that you can set more stuff through the   
   >> command line than through the GUI interface to network manager   
   >>   
   >>   
   >   
   > Have you tried nmtui?   
   >   
   >   
   yes. I didnt find it as good as either the straight CLI or the GUI   
      
      
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