[Unit]
Description=GNU Mailing List Manager
After=network.target

[Service]
ExecStart=/usr/lib/mailman/bin/mailmanctl -s start
ExecReload=/usr/lib/mailman/bin/mailmanctl restart
ExecStop=/usr/lib/mailman/bin/mailmanctl stop
Type=forking
ProtectSystem=full
ProtectHostname=true
MemoryDenyWriteExecute=yes
PrivateDevices=yes

[Install]
WantedBy=multi-user.target