Are my replies to this thread coming thru? I don't seem to get them. On 4 October 2026 16.47.23 CEST, Thomas Tanghus <[email protected]> wrote: >Hi, new here > >Until half a year ago I hadn't used debian for over 20 years. I was using >Kubuntu in the mean time. Then I installed Trixie, and today I upgraded to >testing to get a newer KDE Plasma. >It took a couple of hours on my old laptop. >The system seems to be running fine, but the wifi connection is *very* flaky. >It connects and disconnects constantly. >I know next to nothing about networking, so I have no idea how to find out >what's why. > >How do I find relevant info to debug this? > >This is the only have: > >lspci | grep -i network >07:00.0 Network controller: Qualcomm Atheros QCA9565 / AR9565 Wireless Network >Adapter (rev 01) > >Both 'firmware-atheros' and 'firmware-misc-nonfree' are installed. > >And: > >When the connection is down: >ip a >1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group >default qlen 1000 > link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 > inet 127.0.0.1/8 scope host lo > valid_lft forever preferred_lft forever > inet6 ::1/128 scope host noprefixroute > valid_lft forever preferred_lft forever >2: enp8s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state >DOWN group default qlen 1000 > link/ether 20:25:64:c3:4c:10 brd ff:ff:ff:ff:ff:ff > altname enx202564c34c10 >3: wlp7s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state >DOWN group default qlen 1000 > link/ether a2:31:a2:ff:20:7c brd ff:ff:ff:ff:ff:ff permaddr > 28:e3:47:f1:f1:e0 > altname wlx28e347f1f1e0 > > >This when it's up: > >ip a >1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group >default qlen 1000 > link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 > inet 127.0.0.1/8 scope host lo > valid_lft forever preferred_lft forever > inet6 ::1/128 scope host noprefixroute > valid_lft forever preferred_lft forever >2: enp8s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state >DOWN group default qlen 1000 > link/ether 20:25:64:c3:4c:10 brd ff:ff:ff:ff:ff:ff > altname enx202564c34c10 >3: wlp7s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP >group default qlen 1000 > link/ether 28:e3:47:f1:f1:e0 brd ff:ff:ff:ff:ff:ff > altname wlx28e347f1f1e0 > inet 192.168.161.20/24 brd 192.168.161.255 scope global dynamic > noprefixroute wlp7s0 > valid_lft 3596sec preferred_lft 3596sec > inet6 fe80::efb5:5c99:7773:59f/64 scope link noprefixroute > valid_lft forever preferred_lft forever > > >sudo systemctl status NetworkManager >● NetworkManager.service - Network Manager > Loaded: loaded (/usr/lib/systemd/system/NetworkManager.service; enabled; > preset: enabled) > Active: active (running) since Sun 2026-10-04 14:55:44 CEST; 1h 22min ago > Invocation: b225c6ab95a04f0d92064651d731eadf > Docs: man:NetworkManager(8) > Main PID: 849 (NetworkManager) > Tasks: 4 (limit: 9206) > Memory: 10.3M (peak: 11M) > CPU: 24.034s > CGroup: /system.slice/NetworkManager.service > └─849 /usr/sbin/NetworkManager --no-daemon > >Oct 04 16:17:47 akd-laptop NetworkManager[849]: <info> [1791123467.9661] >dhcp4 (wlp7s0): activation: beginning tr> >Oct 04 16:17:47 akd-laptop NetworkManager[849]: <info> [1791123467.9914] >dhcp4 (wlp7s0): state changed new lease,> >Oct 04 16:17:48 akd-laptop NetworkManager[849]: <info> [1791123468.1403] >dhcp4 (wlp7s0): state changed new lease,> >Oct 04 16:17:48 akd-laptop NetworkManager[849]: <info> [1791123468.1421] >policy: set 'Tanghus mobil' (wlp7s0) as > >Oct 04 16:17:48 akd-laptop NetworkManager[849]: <info> [1791123468.2935] >device (wlp7s0): state change: ip-config> >Oct 04 16:17:48 akd-laptop NetworkManager[849]: <info> [1791123468.3317] >device (wlp7s0): state change: ip-check > >Oct 04 16:17:48 akd-laptop NetworkManager[849]: <info> [1791123468.3325] >device (wlp7s0): state change: secondari> >Oct 04 16:17:48 akd-laptop NetworkManager[849]: <info> [1791123468.3336] >manager: NetworkManager state is now CON> >Oct 04 16:17:48 akd-laptop NetworkManager[849]: <info> [1791123468.3341] >device (wlp7s0): Activation: successful,> >Oct 04 16:17:48 akd-laptop NetworkManager[849]: <info> [1791123468.3349] >manager: NetworkManager state is now CON> > >I'm away from home so I use my phone as hotspot. It didn't give me any >problems before I updated. > >Best regards >Thomas Tanghus >Best Regards >Thomas Tanghus >--- >Please consider the environmental impact before using so-called "AI" >functionality to reply to this email. >Plus it's super annoying. >
Best Regards Thomas Tanghus --- Please consider the environmental impact before using so-called "AI" functionality to reply to this email. Plus it's super annoying.
