Well I have a zimbra server installed and one of the accounts on that server you are getting emails that say "mail failture" The description is as follows,
"This is the mail system at host correo.margarita.venetur.gob.ve.
I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.
For further assistance, please send mail to postmaster.
If you do so, please include this problem report. You can
delete your own text from the attached returned message.
The mail system"
and then add a post, do not know why that error will be giving and not if you could disable those emails to reach my zimbra account any help?
I have Release 6.0.2_GA_1912.DEBIAN5_64 DEBIAN5_64 FOSS edition.