Backup Email Using Auto BCC on Zimbra

To backup email all user, we could make create Auto BCC on postfix.

Follow the step below :

1.       in /opt/zimbra/postfix/conf create a file called sender_bcc and add the users you want to copy/send to

employee@domain.com adminbcc@domain.com

2.      in /opt/zimbra/postfix/conf/main.cf  add

sender_bcc_maps = hash:/opt/zimbra/postfix/conf/sender_bcc

3.  Run postmap and postfix from user zimbra

su zimbra

postmap /opt/zimbra/postfix/conf/sender_bcc

postfix reload

4.      To add or remove user from auto bcc, repeat step number 3

5.      Use Microsoft Outlook or other mail client to backup the email become *.pst (others file) file .

To disable Auto BCC :

Edit the main.cf file to mark sender_bcc_maps

su zimbra

vi /opt/zimbra/postfix/conf/main.cf

change sender_bcc_maps = hash:/opt/zimbra/postfix/conf/sender_bcc

become  # sender_bcc_maps = hash:/opt/zimbra/postfix/conf/sender_bcc

run postfix reload