How to install SOGo on Ubuntu

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SOGo is an open source collaborative software server with a focus on simplicity and scalability. It is developed in Objective-C using PostgreSQL, Ubuntu, Apache, and IMAP. It supports CalDAV, CardDAV, GroupDAV, iMIP and iTIP and reuses existing IMAP, SMTP and database servers. In addition, SOGo offers native Microsoft Outlook compatibility using the Open Change backend.

We’ll see how to install this fantastic suite in an Ubuntu 12.04Lts Server Edition. Please follow the instruction.  



* If you’re using Ubuntu Trusty Tahr (14.04) 

Step 1 :  From terminal prompt:


Step 2 :  Add the following line to your apt source list

deb trusty trusty

Step 3 : When you prefer using the nightly builds, then simply use the following line:

deb trusty trusty


* If you’re using Ubuntu Precise Pangolin (12.04)

Step 1 : From terminal prompt:


Step 2 : Add the following line to your apt source list

deb precise precise

Step 3 : When you prefer using the nightly builds, then simply use the following line:

deb precise precise


* If you’re using Ubuntu Lucid Lynx (10.04)

Step 1 : From terminal prompt:


Step 2 : Add the following line to your apt source list

deb lucid main

Step 3 : When you prefer using the nightly builds, then simply use the following line:

deb lucid main



For SOGo v3, simply add the “-v3” suffix to the http source path.

Signed builds

Since 2011-05-17

To verify their signature, our GPG public key has to be added into apt keyring.

Run the following commands:

sudo apt-key adv –keyserver –recv-key 0x810273C4

Then, update your lists of available software packages

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install sogo

From that point, apt-get should not complain about package signatures anymore.



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How to install Nvidia drivers in Ubuntu

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In this article will give you how you can easily install Nvidia drivers in Ubuntu. Follow the steps and install Nvidia drivers on Ubuntu.

install Nvidia drivers in Ubuntu

If you are using an older version of Ubuntu, or if you aren’t notified about additional drivers, you can launch the installation yourself.

Step 1 :  Go to Software & Updates -> Additional Drivers

Then you’ll see that Nvidia drivers are not in use.

Step 2 : To Check or tick the box underneath Enabled to enable the drivers.

Step 3 : Click Enable Driver.

Step 4 : Wait for the installer file to download.

Step 5 : Open the downloaded file.

Step 6 : Right click on downloaded file and mark it as execute.

Step 7 :  The drivers can only be installed in command mode, under sudo and the graphics daemon must not be running.

Step 8 : Switch to command mode tty CTRL+ALT+F1, then run following command to stop the display manager.

sudo service lightdm stop

Step 9 : If you see a blank screen, that means the mode resolution conflicts with improper video driver. Fix that by running this..

sudo sed -i -e ‘s/#GRUB_TERMINAL/GRUB_TERMINAL/g’ /etc/default/grub
sudo update-grub

Step 10 : Run your nvidia installer by using following command.

sudo ./


Thats it,


You’ll then see that the drivers are enabled and will be available for use upon a reboot.

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How to Install Memcached on Ubuntu 12.04 LTS

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Install Memcached on Ubuntu 12.04 LTS

Memcached is a system that works to speed up virtual private servers by caching server information. It is a high-performance distributed memory object caching that caches objects for faster website performance. The program functions somewhat like short term memory for your applications. Memcached runs on Unix, Linux, Mac OS X, Ubuntu, PHP and Windows. Installation of memcached on Ubuntu 12.04 is very simple. You can see how to install Memcache on Ubuntu 12.04.

Step 1 : To make sure that all of the packages we download to the VPS are up to date. Use the following command. 

sudo apt-get update

Step 2 : You should have MySQL and PHP installed on the virtual server.

sudo apt-get install mysql-server php5-mysql php5 php5-memcache


To Install Memcache on Ubuntu 12.04

Step 1 : To install memcached via apt-get by using following command. 

sudo apt-get install memcached


Step 2 : To install php-pear, the repository that stores memcache by using following command.

sudo apt-get install php-pear


Step 3 : To use PECL (PHP Extension Community Library) to install memcached by using following command.

sudo pecl install memcache


Step 4 : Click to Enable memcache session handler support? [yes].

You have completed the installation of memcache with PECL on the VPS

Add memcached to memcache.ini by using following command.

echo “” | sudo tee /etc/php5/conf.d/memcache.ini


You can start to using Memcache.


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How to Configuring Self-Signed SSL / HTTPS Access

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To Configuring Self-Signed SSL / HTTPS Access

1) To install OpenSSL on your VPS:

apt-get -y install openssl


2) To generate a self-signed certificate that ZPanel will use to secure your connection by using following commands:

openssl req -x509 -nodes -days 365 -newkey rsa:2048 -out /etc/pki/tls/certs/zpanel.crt -keyout /etc/pki/tls/certs/zpanel.key


3) To be configured to use the new certificate by using following commands:

nano /etc/httpd/conf.d/ssl.conf


4) Now, Find the SSLCertificateFile and SSLCertificateKeyFile entries and change them to :

SSLCertificateFile /etc/pki/tls/certs/zpanel.crt
SSLCertificateKeyFile /etc/pki/tls/certs/zpanel.key


5) Save changes and Exit from the file.

We need to redirect all HTTP based ZPanel login attempts to the secure HTTPS URL.

1) Login to ZPanel


2) Navigate the menu system as follows:

Zpanel -> Admin -> Module Admin -> Apache Admin


3) In Global Zpanel section, insert the following:

Redirect Permanent / https://[VPS FQDN]/


4) Now restart the Apache server on your VPS.

service apache2 restart


The installation is now complete!

You can now access your Ubuntu ZPanel installation via secure SSL (HTTPS) connections!

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How to install ZPanel on Ubuntu

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How to install ZPanel on Ubuntu

Install ZPanel on Ubuntu

ZPanel is a free to download and use Web hosting control panel. It is written to work effortlessly with Microsoft Windows and POSIX (Linux, UNIX and MacOSX) based servers or computers. This solution can turn a home or professional server into a fully fledged, easy to use and manage web hosting server.

As of writing the currently release of ZPanel is 10.1.0. You can go to the ZPanel download page to find the latest version.


To Install ZPanel on Ubuntu

1) Log into the VPS as root.


2) To the update and upgrade by entering the following commands:

apt-get update -y && apt-get upgrade -y


3) Obtain the ZPanel installer:



4) Extract the .tar.gz installer by using following commands: 

tar -xf


5) Run the installer by using following commands: 



6) Follow the on screen prompts to complete the install.


Your ZPanel Installation Complete !

screenshot_Zpanel Login


1) After installation, reboot your VPS.


2)  Go to the VPS’s IP address in your web browser you can access ZPanel.


3) The default admin login is zadmin, the password is located inside the

/root/passwords.txt file.

4) You can get the password by logging into SSH and issuing :

cat /root/passwords.txt




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Install Easy Hosting Control Panel

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Easy Hosting Control Panel


                 EHCP (Easy Hosting Control Panel) is an open source hosting control panel for administrators who want to sell hosting or set up hosting servers. EHCP is compatible with a server running a Debian-based system such as Debian Squeeze, Ubuntu, Linux Mint, etc. Ehcp is a Hosting Control Panel (hcp). hcp is a tool in a server to facilate the process of hosting domains, emails, adding domains, ftp users and so on.


EHCP Features:

EHCP has many unique features compared to other control panels.

General Features:

* Full php, full opensource, easily modifiable, customazible, ehcp templates
* Unlimited “resellers, panel users, domains, ftp users, emails, mysqls”
* Domains, subdomains, ftp, mysql, dns (automatic), email etc. management
* password protected domains,
* Email forwarding, autoreply, catch-all emails
* Web-stats (webalizer)
* web-ftp (net2ftp)
* Easy Install Scripts (scripts easily downloaded and copied by means of server)
* Disk quota control,
* Custom http, custom dns, domain aliases, domain redirect,
* Ssl support
* Different languages, templates support, a few lang/templates included,
* Different Menus/pages for Server Admin, Reseller, domain admin, email user (4 level)
* server backup/restore (files+db)
* domain transfer to another ehcp user
* simple, light, fast, host hundreds of domains in it.
* supports Ubuntu 6-9.10, debian 4,5, all debian based linux’es
* Any server related program may be installed with Ubuntu’s apt-get command
* Almost all programs are always up-to-date when you update your server, with Ubuntu’s: apt-get update ; apt-get upgrade
* Opensource, GPL, free, full php, object oriented, modular, easily modifiable/extendable design..
* More features that I forgot to write..

New with 0.29.12:

* Customizable, templates
* add domain to my ftp
* add ftp with any directory under home
* add ftp with subdomain
* add ftp with subdirectory under domainname
* list related/similar functions in ehcp
* edit dns/apache template for a domain
* domain aliases
* email forwardings
* catch all email
* default domain settable for ehcp gui
* “fix apache configuration” link in options
* “fix email (postfix) configuration” link in options
* apache ssl support
* new default theme: xp5-z7
* more “easy install scripts”, a total of 30 scripts
* disk quota support
* smtp auth support
* more options for ehcp
* bulk add domain feature
* multi server intro: separate mysql server support
* improved installer




How to Install Easy Hosting Control Panel (EHCP) In Ubuntu 14.04 ?


1) Login as root user using ssh and download the EHCP installation script using the following command:


# wget


2) Extract the downloaded file using tar command:


# tar -zxvf ehcp_latest.tgz


3) Switch to the extracted folder and run the installation script using the following commands:


# cd ehcp
# ./


Follow installation wizard and read the instructions carefully, the install script will install all required packages including Apache, MySql and Postfix. You will need to provide some information to configure the services and set the admin passwords.

When the installer is finished. you will be provided with the ehcp login page in your Web browser window, if you are on your local machine, otherwise, you need to connect to your new web Server by entering the IP address of you server.


Your default admin username: admin
Default admin pass: 1234


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