puddly
puddly
Fixed by https://github.com/home-assistant/core/pull/63944, seems like it will be released in HA Core 2021.12.10.
I'm still not sure what "coordinator dies" means in your case. Did the dongle itself have a hardware glitch? Did some core router of your network have a firmware glitch...
Without figuring out the root cause, there's no point in trying to fix an unknown problem with a complicated solution. The coordinator's firmware may have very well been running even...
Create a symlink and externally update it to point to the correct radio.
Enable https://www.home-assistant.io/integrations/zha/#debug-logging and post the section of `/config/home-assistant.log` where this error message occurs, this screenshot alone doesn't really have much context.
Post the PCAP, there seem to be multiple responses.
You should be able to subscribe to an `zdo_ieee_addr_rsp` event: https://github.com/zigpy/zigpy/blob/ada23ea7e7e466ef00b845f77e0e935fad877fcf/zigpy/zdo/__init__.py#L84-L90
RTS and DTS are not supported over TCP. They are only useful for CC2530 and other hardware that connects them to RST so you can ignore them.
Do you have any mains-powered devices that are offline? If it happens only on startup, it might be ZHA trying to check if they're online and failing.