> Since I have the same Wifi chipset (AR9271), I installed the latest > updates to see. Here is the related entry in > /var/log/apt/history.log:
Thanks for saving me the trouble of breaking my own Internet in order to get this information. Hopefully reinstalling the previous version of network-manager and wpasupplicant will fix your system. > I have actually always wanted to use the DNS Of French Data Network (a > French associative ISP, fighting against censorship) and adding > 80.67.169.12 in the DNS tab of the Network Settings works. So, here > is a way to get a working wired connection... but the change is not > persistent (it has always been like that on my system, for some > reason): the DNS must be network-manager automatically generates /etc/resolv.conf on startup, which will overwrite any changes you make manually, so you can't persistently change DNS behind network-manager's back. I think that GNOME's graphical frontend to network-manager might allow you to change it persistently. This[1] should also work. > The Wifi problem seems unrelated and more serious. Right after > plugging in my adapter, here are dmesg's messages over 114 seconds (I > removed the timestamps to ease the reading): Since the log has several errors that mention your MAC address, I think the problem might have to do with the new randomization of mac addresses.[2] Does editing /etc/NetworkManager/NetworkManager.conf and commenting out ``` wifi.scan-rand-mac-address=yes ``` and/or ``` [device] wifi.scan-rand-mac-address=yes [connection] wifi.cloned-mac-address=stable ethernet.cloned-mac-address=stable connection.stable-id=\${CONNECTION}/\$(BOOT) ``` fix the problem? [1] https://wiseindy.com/blog/linux/how-to-set-dns-in-centos-rhel-7-prevent-network-manager-from-overwriting-etc-resolv-conf/ [2] https://devel.trisquel.info/trisquel/package-helpers/commit/b6270b123898a9896ae4be0560a48d76d521dc4b
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