I'm facing the same bug while running 16.04 on a Dell Vostro 3558 (iwlwifi).
I edited the file /lib/systemd/system-sleep/wpasupplicant and changed the bit that goes '/sbin/wpa_cli resume ;;' to 'systemctl restart network-manager.service ;;'. Now when I resume from suspend, at first the network is disabled but in a few seconds, network manager restarts and my wi-fi connection reconnects.
I'm facing the same bug while running 16.04 on a Dell Vostro 3558 (iwlwifi).
I edited the file /lib/systemd/ system- sleep/wpasuppli cant and changed the bit that goes '/sbin/wpa_cli resume ;;' to 'systemctl restart network- manager. service ;;'. Now when I resume from suspend, at first the network is disabled but in a few seconds, network manager restarts and my wi-fi connection reconnects.
The logs confirm this: Vostro- 3558 NetworkManager[ 806]: <info> [1461486484.8054] manager: sleep requested (sleeping: no enabled: yes) Vostro- 3558 NetworkManager[ 806]: <info> [1461486484.8055] manager: sleeping... Vostro- 3558 NetworkManager[ 806]: <info> [1461486484.8056] device (wlp6s0): state change: activated -> unmanaged (reason 'sle Vostro- 3558 NetworkManager[ 806]: <info> [1461486484.8176] dhcp4 (wlp6s0): canceled DHCP transaction, DHCP client pid 2045 Vostro- 3558 NetworkManager[ 806]: <info> [1461486484.8176] dhcp4 (wlp6s0): state changed bound -> done Vostro- 3558 NetworkManager[ 806]: <info> [1461486484.8295] dns-mgr: Writing DNS information to /sbin/resolvconf Vostro- 3558 dnsmasq[2152]: setting upstream servers from DBus Vostro- 3558 NetworkManager[ 806]: <info> [1461486484.8405] manager: NetworkManager state is now ASLEEP Vostro- 3558 NetworkManager[ 806]: <info> [1461492956.5797] manager: WiFi now disabled by radio killswitch Vostro- 3558 systemd[1]: Stopping Network Manager... Vostro- 3558 NetworkManager[ 806]: <info> [1461492956.6291] caught SIGTERM, shutting down normally. Vostro- 3558 NetworkManager[ 806]: <info> [1461492956.6301] device (enp7s0): state change: unavailable -> unmanaged (reason 'u Vostro- 3558 NetworkManager[ 806]: <info> [1461492956.6542] exiting (success) Vostro- 3558 systemd[1]: Stopped Network Manager. Vostro- 3558 systemd[1]: Starting Network Manager... Vostro- 3558 systemd[1]: Started Network Manager. Vostro- 3558 NetworkManager[ 6370]: <info> [1461492956.7194] NetworkManager (version 1.1.93) is starting...
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Apr 24 15:45:56 prashant-
Apr 24 15:45:56 prashant-
Apr 24 15:45:56 prashant-