Don't forget to add this 2 lines in your /etc/hosts file:
127.0.0.1 hosta
127.0.0.1 hostb
ejemplo para crear un proxy reverso de multi dominios usando ngix y docer
Don't forget to add this 2 lines in your /etc/hosts file:
127.0.0.1 hosta
127.0.0.1 hostb