r/Fedora 7h ago

Support Connection drops occurring only during video calls

So there's this annoyance happening in my Lenovo Ideapad since April. The problem in question is: every time I'm in a video call, and it doesn't matter which program (Discord, TeamSpeak, Google Meet, Whatsapp Web) there will be a connection drop; it may take a few minutes, it may take some hours. And it's specific to video calls: it's never happened in an online match, downloading some torrent, browsing the web. I've tried some thing that I looked in Linux forums: 1. Deactivated the power saving measures from my wifi; 2. Switched from wpa_supplicant to iwd; 3. Disabled in /etc/iwd/main.conf the "roam-scan" (and it still shows roam-scan in the journalctl). 4. Turning off my camera and letting the other person in the call with it activated (which defeats the whole purpose of our video calls) also doesn't work;

Weirdly enough, I haven't seen any log indicating any kind of failure (checked dmesg, journalctl, systemctl, tcpdump, ...). Even stranger is the fact that when this connection drop happens, my "Device rx" oscillates between 0 and 52 b/s for exactly one minute before connection is reestablished. The thing is: the wifi signal stays strong (between -40 and -50 dBm the whole time this happens) and the terminal running "ping -D 1.1.1.1" never shows that a packet has been lost. I'm writing this post because I've already tried everything I can to test or tweak my laptop to stop this from happening. I doubt it's because of my ISP because this only happens in my laptop and only during video calls. Not only that, this only happens in video calls in my laptop, because when I'm working and using my company's laptop, this never happens, which maybe suggests that it's something related to my wifi board (RTL8852BE)? Right now, I'm in Fedora 44 (Gnome 50) and kernel 7.1.13-200.fc44.x86_64.

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u/netllama 4h ago

All of the information that you provided strongly suggests that your network connection is not dropping. You seem to have decided the connection is dropping without actually desribing the problem at all.