Видимо криво встал netctl, причем через Networkmanager видит три сети с названием ELTEX-F298 (ELTEX-F298 1, 2), хотя должен одну. Лог:
netctl@wlp3s0\x2dELTEX\x2dF298.service - Automatically generated profile by wifi-menu
Loaded: loaded (/etc/systemd/system/netctl@wlp3s0\x2dELTEX\x2dF298.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Fri 2018-02-09 01:19:42 +07; 5min ago
Docs: man:netctl.profile(5)
Process: 1623 ExecStart=/usr/lib/netctl/network start wlp3s0-ELTEX-F298 (code=exited, status=1/FAILURE)
Main PID: 1623 (code=exited, status=1/FAILURE)
фев 09 01:19:37 linux-govno systemd[1]: Starting Automatically generated profile by wifi-menu...
фев 09 01:19:37 linux-govno network[1623]: Starting network profile 'wlp3s0-ELTEX-F298'...
фев 09 01:19:42 linux-govno network[1623]: Failed to bring the network up for profile 'wlp3s0-ELTEX-F298'
фев 09 01:19:42 linux-govno systemd[1]: netctl@wlp3s0\x2dELTEX\x2dF298.service: Main process exited, code=exited, status=1/FAILURE
фев 09 01:19:42 linux-govno systemd[1]: netctl@wlp3s0\x2dELTEX\x2dF298.service: Failed with result 'exit-code'.
фев 09 01:19:42 linux-govno systemd[1]: Failed to start Automatically generated profile by wifi-menu