How to set a secondary mail for some users. currently every users havingonly primary address like firstname.lastname@example.org and now our client needs that sales department also have secondary email like email@example.com.
So whenever anyone from outside send a mail to firstname.lastname@example.org or @abc.com it will direct root to consider sales person mailbox.
Important:- when they send a mail only primary address will reflect for external world users
So how can i set a two email address for a sales department users.