= creación virtual-machine
  * desde [[https://osboxes.org]] descargar Ubuntu Server 18.04 LTS
  * configurar nueva máquina en VirtualBox con el disco duro descargado
  * ajustar tarjeta red
    * Network:
      * nat
      * bridge
  * inicio VM
    * user: osboxes, pass: osboxes.org
  * reconfiguración teclado
    * ''sudo dpkg-reconfigure keyboard-configuration''
      * spanish
    * ''reboot''
  * añadir usuario con permisos root
    * ''sudo adduser <nombre>''
    * ''sudo usermod -aG sudo <nombre>''
  * configurar la red del servidor
    * ''sudo nano /etc/netplan/50-cloud-init.yaml'' -> ''sudo nano /etc/cloud/cloud.cfg/99-disable-network-config.cfg''<code>network: { config:disabled }</code>
    * más info: [[https://netplan.io]]
    * ''sudo nano /etc/netplan/50-cloud-init.yaml''<code>
network:
    ethernets:
        enp0s3:
          addresses: []
          dhcp4: true
          optional: true
        enp0s8:
          addresses: []
          dhcp4: true
          optional: true
    version: 2
</code>
  * ''netplan apply'' -> ''ifconfig''
  * ''sudo apt install openssh-server''

  * instalar MySQL
    * ''sudo apt install mysql-server''
    * ''sudo mysql''<code sql>ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '1234';</code>
    * ''sudo mysql -u root -p''<code sql>GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' INDENTIFIED BY 'password' WITH GRANT OPTION;
FLUSH PRIVILEGES;</code>
    * ''sudo nano /etc/mysql/mysql.conf.d/mysqld.cnf'' -> comentar **bind-address** -> ''sudo service mysql restart''