Ok, it seems that killing wpa_supplicant does the job. Though, I noticed, that NM while most of the time after coming back from standby has the network enabled I saw at least once that it was disabled while I'm pretty sure it was enabled before standby.
-- Network Manager sometimes needs to be restarted when coming back from Standby/Hibernation https://bugs.launchpad.net/bugs/288922 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs