It can realise this and other operations from his Control Panel.
http://sudominio/cpanel, if it does not remember his user and password, sends a ticket to us from our website.
Video of how to administer the accounts of associated e-mail to its domain (s):
As sending a copy of all the mail to its email address to another one:
As sending a message of auto answer to any person who sends an e-mail to a certain account:
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