Create bulk account in zimbra
Login with zimbra user
#su – zimbra
$cd /opt/zimbra/backup
create a file in and write here user creation details
$cat email.zmp
ca account1@example.com password-here
ca account2@example.com password-here
Now run file to create account
$zmprov –f email.zmp
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Delete account in zimbra
$cat email.zmp
da account1@example.com
run file to delete account
$zmprov –f email.zmp