sudo su - root@ubuntu-001:~# systemctl status ufw ● ufw.service - Uncomplicated firewall Loaded: loaded (/lib/systemd/system/ufw.service; enabled; vendor preset: enab Active: active (exited) since 日 2016-08-07 19:33:49 JST; 33min ago Process: 12007 ExecStart=/lib/ufw/ufw-init start quiet (code=exited, status=0/ Main PID: 12007 (code=exited, status=0/SUCCESS) 8月 07 19:33:49 ubuntu-001 systemd[1]: S