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Frequently Used Zimbra CLI

June 29th, 2009 | No Comments | Posted in Linux, Mail server

zimbraThe Zimbra administration console is usually used as the mail tool for configuring and maintaining Zimbra.  But actually, some Zimbra function can only be changed using the Command Line Interface (CLI) utility. More »

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Redirect HTTP to HTTPS in Zimbra

April 14th, 2009 | 1 Comment | Posted in Linux, Mail server

In Zimbra we have the options to log on using HTTP or HTTPS.
Using zmtlsctl command, we can set the Web server mode to the communication protocol options: More »

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Automated Backup via Rsync, Tar and SCP

January 22nd, 2009 | 1 Comment | Posted in Backup & Restore, Linux

In the previous article, I have discussed about synchronizing data with rync. In this article I will continue the topic to a new discussion: how to use rsync for automated backup. More »

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Releasing quarantined emails in Zimbra

January 8th, 2009 | No Comments | Posted in Linux, Mail server

The antivirus/antispam features in Zimbra have the ability to quarantine emails that match their criteria. We can access the quarantined emails directly in the /opt/zimbra/amavisd/quarantine folder of the file system. More »

Synchronizing Data with Rsync

January 5th, 2009 | No Comments | Posted in Backup & Restore, Linux

Rsync is a useful tool that allows files and directory to be copied either to or from a remote host, or locally on the current host. It is a faster and flexible replacement for rcp. More »

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Fetchmail for DomainPOP

December 9th, 2008 | No Comments | Posted in Linux, Mail server


Fetchmail is a mail-retrieval and forwarding utility. Using fetchmail, we can retrieves emails from remote mail server and forwards it local mail server. People usually use fetchmail to retrieve emails at the mail server hosting provider and forwards it their local mail server. More »

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Sample Crontab to Schedule Tasks

November 19th, 2008 | No Comments | Posted in Linux

If we have task that need to be executed periodically, then crontab can help us. Crontab is a very useful to run unattended scheduled tasks. The crontab file defines what is to be done and when. It consists of lines of text. Completely blank lines or lines starting with ‘#’ are ignored.
Here is an example of crontab file entry: More »



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