Most of spam email sent from public IP who did not have PTR/Reverse DNS. What is PTR/Reverse DNS, you can
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Zimbra Tips : How To Enable DKIM/DomainKeys Checking/Verify for Incoming Email
From previous article, you can configure and validate DKIM records on Zimbra which is used to increase email reputation. The configuration will increase
Read moreScript Automatic Restart Services when Zimbra Stopped/Not Running
If you have Zimbra and running on VMware, you can configure automatic restart when one or some services not running/stopped
Read moreZimbra Tips : How To Insert Picture on Disclaimer
If you have disclaimer on your Zimbra and want to insert picture (like company logo), i hope this guidance can
Read moreSolved : Timed out while sending message body on Email Server
If you get message “timed out while sending message body” on queue, please try to decrease MTU value on network
Read moreScript Notify Expired Password on Zimbra
When using password policy on Zimbra like minimum password age and maximum password age, user will not get notification when
Read moreZimbra Tips : How To Enable SPF Checking for Incoming Connection
Usually, i am configure spf to my server for outgoing purpose. The spf records are defined in public dns use txt
Read moreEmail Server Tips : How To Check SMTP Outgoing Already Use Encryption/TLS Connection
Many ways to secure email delivery. One of them is use TLS connection/encrypted when sending email. The encryption connection will make connection
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