avahi     1724     1  0 Jul20 ?        00:00:00   avahi-daemon: running [development.local]
avahi     1726  1724  0 Jul20 ?        00:00:00     avahi-daemon: chroot helper

# avahi-daemon - mDNS/DNS-SD daemon
#
# The Avahi daemon provides mDNS/DNS-SD discovery support (Bonjour/Zeroconf)

# allowing applications to discover services on the network.
description "mDNS/DNS-SD daemon"

start on (never
      and filesystem
  and started dbus)
stop on stopping dbus

sudo apt-get purge avahi-daemon

sudo systemctl stop avahi-daemon
sudo systemctl disable avahi-daemon