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Introducing Out Of Office Alert Zimlet

This Classic UI Zimlets displays an alert as soon as you enter an email address in to/cc/bcc of someone with an active out of office reply. Avoid putting time in writing an email just to be greeted with an out-of-office message after sending an email. Installing mkdir /opt/zimbra/lib/ext/outofofficealert wget https://github.com/Zimbra/out-of-office-alert-zimlet/releases/download/0.0.1/outofofficebanner.jar -O /opt/zimbra/lib/ext/outofofficealert/outofofficebanner.jar sudo su – […]

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A Milter for using Spamhaus HBL with Zimbra Postfix

In this article you will learn how to use Spamhaus Hash Blocklist (HBL) to improve email protection in Zimbra. For a long time administrators of Zimbra have relied on Spamhaus to fight incoming spam by configuring Postfix using traditional blacklists. These traditional blocklists work by blocking IP (ranges) and domains of known spammers. When an […]

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