[Unit] Description=Asterisk PBX and telephony daemon. After=network.target [Service] Type=simple WorkingDirectory=/var/lib/asterisk User=asterisk Group=asterisk ExecStart=/usr/sbin/asterisk -f -C /etc/asterisk/asterisk.conf ExecStop=/usr/sbin/asterisk -rx 'core stop now' ExecReload=/usr/sbin/asterisk -rx 'core reload' LimitNOFILE=4096 ProtectSystem=full ProtectHome=yes PrivateTmp=yes Restart=always RestartSec=5 [Install] WantedBy=multi-user.target