Mail Transfer Agent (MTA) is a software that transfers e-mail messages from one computer to another via SMTP. Mail Routing Scenarios We want to introduce you to some pretty common...

PolicyD v2 (codenamed "cluebringer") is a multi-platform policy server for popular MTAs. This policy daemon is designed mostly for large-scale mail hosting environments. The main goal is to implement as...

In this article, you will learn about the SNI setup in Zimbra. It would be important for you to set up Zimbra SNI as you can serve your users not...

In this article, you will learn about SNI and Zimbra SNI. It would be important for you to set up Zimbra SNI as you can serve your users not being...

Zimbra Postscreen Zimbra Postscreen is an anti-bot/dos started in Zimbra 8.7. It tackles mail server overload by keeping spambots away and making more SMTP processes available for legitimate clients. Zimbra...