Zimbra Outgoing mail alias

Edit and add following line in /opt/zimbra/postfix/conf/main.cf

sender_bcc_maps = lmdb:/opt/zimbra/postfix/conf/sender_bcc
<save and exit>


Now add ougoing mail BCC as below.
#vim /opt/zimbra/postfix/conf/sender_bcc

john@zimbra.com                 mumtaz@zimbra.com
faruk@zimbra.com                mumtaz@zimbra.com
<save and exit>

Change the ownership of newly created file.
#chown zimbra:zimbra /opt/zimbra/postfix/conf/sender_bcc


Make db file of sender_bcc to work with Zimbra Postfix.
#su zimbra

#postmap /opt/zimbra/postfix/conf/sender_bcc



Apply above changes now....

$postfix reload

Now check and enjoy...