Exact same issue. Ubuntu 16.04 LTS 64 (latest updates). Evert 2-3 days this box is offline? Why? Any fix for this? Ty. Can be DDoS or random disconnects from avahi, IPV6 or from other scripts?
-- syslog from Sep 16 Sep 16 08:55:59 ?????? kernel: [??????] [UFW BLOCK] IN=enp5s0 OUT= MAC=?????? SRC=42.51.32.198 DST=?????? LEN=44 TOS=0x08 PREC=0x00 TTL=99 ID=256 PROTO=TCP SPT=6000 DPT=3306 WINDOW=16384 RES=0x00 SYN URGP=0 Sep 16 09:09:17 ?????? avahi-daemon[818]: Withdrawing address record for ?????? on enp5s0. Sep 16 09:09:17 ?????? avahi-daemon[818]: Leaving mDNS multicast group on interface enp5s0.IPv4 with address ??????. Sep 16 09:09:17 ?????? avahi-daemon[818]: Interface enp5s0.IPv4 no longer relevant for mDNS. Sep 16 09:09:37 ?????? whoopsie[1213]: [09:09:37] Cannot reach: https://daisy.ubuntu.com Sep 16 09:09:37 ?????? whoopsie[1213]: [09:09:37] offline -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1586528 Title: Avahi-daemon withdraws address record To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/avahi/+bug/1586528/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
