Name: Your Name (What ever you want)
Email: Your email address is your username
Password: Your pec.aruba.it account password
Description:
Click Next Button
Hostname: imaps.pec.aruba.it
Username: Your email address is your username
Password: Your pec.aruba.it account password
Hostname: smtps.pec.aruba.it
Username: Your email address is your username
Password: Your pec.aruba.it account password
Click Save Button
Use SSL: Yes
Authentication: Password
Server Port: 993
Use SSL: Yes
Authentication: Password
Server Port: 465
You can login pec.aruba.it and Signup for pec.aruba.it new account on your iPhone from here.