Please enter a list of domains for which this machine should consider itself the final destination, apart from the   │
  │ local hostname (localhost.localdomain) and "localhost".                                                              │
  │                                                                                                                      │
  │ By default all domains will be treated the same; if you want different domain names to be treated differently, you   │
  │ will need to edit the config files afterwards.                                                                       │
  │                                                                                                                      │
  │ If there are any more, enter them here, separated by colons. You may leave this blank if there are none.             │
  │                                                                                                                      │
  │ Other destinations for which mail is accepted:                                                                       │
  │                                                                                                                      │
  │ localhost.localdomain______???_________________________________________________________________________________________