Metworl Disanled

[Grizzly]

Hi All

Hope someone can point me to a solution please

I posted last week, then did a lot more research and found nothing, got no 
response so I did a clean install, apt update & apt full-upgrade 

added / swapped to nemo for as file manager

all seemed to go well

but now the network has gone

kenya at Cludia:~$ sudo systemctl status NetworkManager
? NetworkManager.service - Network Manager
     Loaded: loaded (/usr/lib/systemd/system/NetworkManager.service; enabled; preset: enabled)
     Active: active (running) since Sun 2025-03-09 15:40:37 UTC; 23min ago
       Docs: man:NetworkManager(8)
   Main PID: 1208 (NetworkManager)
      Tasks: 4 (limit: 9421)
     Memory: 21.4M (peak: 41.1M)
        CPU: 1.250s
     CGroup: /system.slice/NetworkManager.service
             +-1208 /usr/sbin/NetworkManager --no-daemon

Mar 09 15:40:37 Cludia NetworkManager[1208]: <info>  [1741534837.4828] dhcp: init: Using DHCP client 'internal'
Mar 09 15:40:37 Cludia NetworkManager[1208]: <info>  [1741534837.4836] manager: (lo): new Loopback device (/org/freedesktop/NetworkManager/Devices/1)
Mar 09 15:40:37 Cludia NetworkManager[1208]: <info>  [1741534837.4866] manager: (enp3s0): new Ethernet device (/org/freedesktop/NetworkManager/Devices/2)
Mar 09 15:40:37 Cludia NetworkManager[1208]: <info>  [1741534837.5598] failed to open /run/network/ifstate
Mar 09 15:40:37 Cludia systemd[1]: Started NetworkManager.service - Network Manager.
Mar 09 15:40:37 Cludia NetworkManager[1208]: <info>  [1741534837.5619] bus-manager: acquired D-Bus service "org.freedesktop.NetworkManager"
Mar 09 15:40:37 Cludia NetworkManager[1208]: <warn>  [1741534837.5637] dns-mgr: update-pending changed: DNS plugin did not become ready again. Assume something is wrong
Mar 09 15:40:37 Cludia NetworkManager[1208]: <info>  [1741534837.5649] manager: startup complete
Mar 09 15:40:37 Cludia NetworkManager[1208]: <info>  [1741534837.5701] modem-manager: ModemManager available
Mar 09 15:41:18 Cludia NetworkManager[1208]: <info>  [1741534878.3700] agent-manager: agent[6ca024c226e629c4,:1.70/org.freedesktop.nm-applet/1000]: agent registered

BUT

kenya at Cludia:~$ sudo lshw -c net
  *-network DISABLED        
       description: Ethernet interface
       product: RTL810xE PCI Express Fast Ethernet controller
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci at 0000:03:00.0
       logical name: enp3s0
       version: 02
       serial: 00:25:64:d3:70:40
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress msix vpd bus_master cap_list rom ethernet physical
       configuration: broadcast=yes driver=r8169 driverversion=6.11.0-19-generic latency=0 link=no multicast=yes
       resources: irq:17 ioport:ce00(size=256) memory:fdbff000-fdbfffff memory:fdbe0000-fdbeffff memory:fdc00000-fdc1ffff
kenya at Cludia:~$

Any help PLEASE, what tests are required, I'm on the same box but booted into 
another os, so i know the hardware is working

Many thanks in advance

Grizz