Install Perl from ActiveState on Ubuntu machine
I prefer ActiveState download for a beginner to have a Perl installation with compiled libraries for immediate execution of various Perl programs. You can grab a copy based on your OS from
http://www.activestate.com/activeperl/downloads/
Download the x86 .deb file for easy installation of ActivePerl on Ubuntu. (more…)
Network Time Protocol – NTP in Ubuntu
NTP is a TCP/IP protocol which helps synchronising time over a network. A client requests the current time from a server (identified , and uses it to set its own clock.
The following article on Ubuntu help guide will get you started on setting the NTP protocol
https://help.ubuntu.com/7.10/server/C/NTP.html (more…)
How to install SMTP server on Ubuntu?
Making your Ubuntu server deliver email to external world is a two step simple process.
Step 1:
sudo apt-get install postfix
The above command is the first step in the process of setting the mail server.
Step 2:
sudo dpkg-reconfigure postfix
This step involves further SMTP configuration which involves setting up the mail server information and how it communicates with the external world. Depending on the needs you could play with the settings.
Further articles to continue, regarding how you could exploit further on this topic.
Ubuntu: Delete group or user in Ubuntu
Delete a user in Ubuntu
sudo userdel -r <username>
Delete a group in ubuntu
sudo groupdel <groupname>
How to find the version of your Ubuntu machine?
At times, you may across a situation where you need to know the version of Ubuntu to carry on with installing some applications. There are two ways to find out the version of Ubuntu running on your machine. (more…)
Linux UBUNTU .htaccess Password Protect
In Ubuntu server, .htaccess file access is disabled by default. Apache suggests in general that .htaccess be disabled if the users have access to the server’s configuration files.
There may be cases when users do not have access to Apache’s configuration setting files or some acute cases where users run multiple applications which might need different access controls at private and public levels. (more…)
UBUNTU Basics: Creating user authentication
User authentication in *nix based system involves creating username and password for users to provide them access to directories or files. There are two steps involved in providing user authentication.
1) Creating user name and password file
2) Password protecting directories or files (more…)
Ubuntu user account creation, root privilege assignment tips
After you login as a user in Ubuntu machine, you can go to the root account by typing
user@myhost:~# sudo -s
It will ask for the password of the current user and once you finish typing in the password, you are in the root user account. (more…)
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