+1-323-999-6135 blog@hegars.com

Catch All
https://wiki.zimbra.com/wiki/Managing_Domains

Adding multiple catchalls

zimbra@zimbra:~$ zmprov modifyAccount catchall@user.com zimbraMailCAtchAllAddress @domain1.com
zimbra@zimbra:~$ zmprov modifyAccount catchall@user.com +zimbraMailCAtchAllAddress @domain2.com
zimbra@zimbra:~$ zmprov modifyAccount catchall@user.com +zimbraMailCAtchAllAddress @domain3.com

 

MTA
https://wiki.zimbra.com/wiki/Sending_mail_through_an_external_relay