From: chris@internal.net   
      
   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?   
      
      
   --   
   Chris Elvidge, England   
   I WILL NOT INSTIGATE REVOLUTION   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)