EAddUser.exe
DomainName - Name of the mail domain.
UserName - Name of the mail domain user.
Password - Plain text password for the mail domain user.
FirstName - First name of the user.
MiddleName - Middle name of the user.
LastName - Last name of the user.
UserEnableForwards - Value is equal to "1" for enabling and "0" for disabling.
UserEnableAutoResponders - Value is equal to "1" for enabling and "0" for disabling.
UserEnableWebAccess - Value is equal to "1" for enabling and "0" for disabling.
The API adds all the information associated with the mail domain user.