[Unit]
Description=ISC Kea IPv4 DHCP daemon
Documentation=man:kea-dhcp4(8)
Wants=network-online.target
After=network-online.target
After=time-sync.target

[Service]
Environment="KEA_LOCKFILE_DIR=/run/lock/kea"
User=kea
AmbientCapabilities=CAP_NET_BIND_SERVICE CAP_NET_RAW
CapabilityBoundingSet=CAP_NET_BIND_SERVICE CAP_NET_RAW
ExecStart=/usr/bin/kea-dhcp4 -c /etc/kea/kea-dhcp4.conf

[Install]
WantedBy=multi-user.target