Install Zimbra Open Source on Ubuntu 10.04 LTS

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Linux

Zimbra is the Email Server software that rich of functions and can replace Exchange Server to reduce the cost. After bought by VMware and change the name to VMware Zimbra but the business model still the same. There is ZCS Open Source Edition that you can use without any cost. Also if you want more function like working with Outlook, iPhone, Android including large scale like clustering you can buy ZCS Network Edition that still cheaper than Exchange Server (Comparison).

This article will focus on install ZCS Open Source Edition on Ubuntu 10.04 LTS. These are requirement

  • Server with fresh install Ubuntu Server 10.04 LTS (Lucid Lynx) 64-bit
    • This server hostname will be webmail.zimbra.wingfoss.com
  • 1 Public IP
  • Domain that config DNS A and MX record to mapped with public IP on server
    • In this example will use @zimbra.wingfoss.com

How to config DirectAdmin to automatic block IP when found brute force on Debian 6 64-bit

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Linux

DirectAdmin since version 1.39 has function to detect brute force attack (Info) but DirectAdmin didn't block IP that brute force us. It just warn and annoy us by sending an email. DirectAdmin already provide how to automatic block IP when detect brute force for CentOS/Fedora here but they didn't provide for Debian so I will do for you

How to install OpenLDAP with MySQL as backend data on Debian 6 64-bit

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Linux

LDAP (Lightweight Directory Access Protocol) as its name, is a protocol to access to Directory Service. Well known LDAP is Active Directory that specific on Windows Server. But for the Linux one is OpenLDAP

Normally OpenLDAP will keep all the Directory data in LDIF File Format (sample) but version prior 2.0 OpenLDAP support back-sql that will keep data in RDBMS so we can import data directly from database to OpenLDAP.

This article will focus on install OpenLDAP with MySQL as backend data on Debian 6 64-bit. If I have time I will write more about how to create MySQL schema for OpenLDAP

How to install VMware Tools on Debian, Ubuntu and CentOS with Command Line

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Linux

Today we use virtualization for both development, testing and also production. One of the most popular virtualization solution is VMware. There are many products that we can use for free such as VMware Player or VMware vSphere Hypervisor (ESXi).

If you want Guest OS to be fully working in VMware products, you must install VMware Tools that will give better virtualization support such as you can move mouse better without have to press Ctrl + Alt to get out from Guest OS. Or in Linux Server that don't have GUI, Host OS can read or change some value from Guest OS such as IP Address.

Install VMware Tools on Windows OS will be very easy as install normal software. But this article will help you to install VMware Tools on Linux Server that have only CLI for you. In principle you must have compiler and linux headers so you can go smooth with installing VMware Tools.

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