How to Adjust the Zimbra Maximum Message and Upload Size via CLI

This article show you how to check and adjust the maximum message size and upload size to an email via the Zimbra MTA (Postfix). The default Postfix message_size_limit was 10MB (10240000 bytes) and the message_size_limit postconf parameter is configured globally for all zimbra MTAs. Q. How to Adjust the Zimbra Maximum Message and Upload Size […]

How to Show Mailbox Size on Zimbra via Bash Script

Q. How to show mailbox Size on Zimbra via bash script ? A. There are two script available to show mailbox size of the zimbra users : Option A 1. Create the scripts directory to keep the bash file and give zimbra ownership to the folder : # mkdir -p /opt/zimbra/backup/scripts # chown -R zimbra:zimbra […]

How to Show Mailbox Size on Zimbra via Command Line

Q. How to show user mailbox size on zimbra via command line ? A. please issue the following command to show only the mailbox size on zimbra. 1. Display all users : $ zmprov gqu `zmhostname`|awk {‘print ” “$3” “$2” “$1’} Output : 384289 0 user1@ehowstuff.local 222445 0 admin@ehowstuff.local 25568 0 user2@ehowstuff.local 0 0 galsync.vtfk6uwt@ehowstuff.local […]

How to Prepare for Zimbra 8 Installation Prerequisites on RHEL 7/CentOS 7

Before we install Zimbra 8, I would recommend you to meet all of these requirements. Some software prerequisites should be installed first, then setup the DNS and MX records, provides internet access to and from the Zimbra server, install the latest patches on the server zimbra 8, properly configure iptables filter or firewalld service, turn […]

How to Install Zimbra 8.6.0 on RHEL 7/CentOS 7

Zimbra 8.6.0 brings new features, improvements in Mail server and better web clients experience. Some that caught my attention was local lmtp client can communicate over ssl for mail server, better organization of shared folders for web client and the calendar now can run search on description for location or resources. You can get detailed […]

How to Upgrade Zimbra Collaboration Suite 8.0.8 to 8.0.9 on CentOS 7.0

Early of November 2014, Zimbra has released the updates to Zimbra Collaboration Suite (ZCS) 8.0.9 and ZCS 8.5.1. The following are the comparison in the bug list resolved betweenZCS 8.0.9 and ZCS 8.5.1 : 8.5.1 – Bug List resolved 96008 – Upgrade to OpenSSL 1.0.1j in all Zimbra Collaboration components, fixing a critical security issue […]

How to Setup Zimbra Collaboration Suite 8.0.8 on CentOS 7.0

Zimbra Collaboration Suite (ZCS) is a groupware product created by Zimbra, Inc. Zimbra Collaboration Open Source Edition version 8.0.8 is available for us to test, evaluate, deploy, customize and improve. I have prepared the steps to install and configure Zimbra Collaboration Suite 8.0.8 on CentOS 7.0. There are new features and enhancements available in the […]

How to Lock and Unlock Zimbra Accounts from Command Line

Q. One of the account in zimbra mailbox sending spam and zimbra administrator need to lock the account then ask user to reset their current password password immediately. Once password has been reset by end user, email administrator need to unlock back the locked account. As a zimbra administrator, how can i achieve this ? […]

How to Upgrade Zimbra Collaboration Suite 8.0.7 to 8.5.0 on CentOS 6.5 x86_64

On August 26 2014, the new zimbra version 8.5.0 has been released and it surprise us with the new major features available. The following are the major new features and enhancements in Zimbra Collaboration 8.5.0. MariaDB MariaDB is a drop-in replacement for MySQL MariaDB 10.0 is used with XtraDB storage engine No data reload required, […]

How to Display MySQL root Password in Zimbra

In the situation we need to utilize the zimbra MySQL database server in order to host other databases, we may need to know what is the root password for MySQL. The following command will help you to find and display MySQL root password. These command has been tested on Zimbra 8.0.7 thas was running on […]

How to Backup and Restore Email in Zimbra

This post will describes the quick steps how you can perform backup and restore in zimbra email server. Assumed that the domain ehowstuff.local have one user with the email id user@ehowstuff.local. Email administrator was requested to perform backup and restore without login to user, meaning the backup and restore task should be perform via command […]

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