Canon LBP7780CX User Manual page 452

(2) Set FTP print.
[Use FTP Print]
[FTP Print User
Name]
[Set/Change
Password]
[Password]
[Confirm]
[FTP Settings]
(3) Click [OK].
When the check box is selected, you can access the printer's FTP server using the
FTP client and print files.
Enter the user name for logging in to the FTP server. Up to 24 alphanumeric
characters can be entered.
You cannot set "root."
Select the check box when setting/changing the password.
Enter the password for logging in to the FTP server. Up to 24 alphanumeric
characters can be entered.
To confirm the password, enter the entered [Password] again.
When the check box is selected, changing settings from the FTP client is allowed.