In this post we will know about how to find date of expiry and issue of SSL certificate with command line. As a system administrator it is good to know how can we get the ssl certificate information with command line. It helps you to make script and run from terminal/cron job etc. We have […]
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Find Linux Operating System architecture installed on system
In this post we will quickly share the commands, which will help to find linux operating system architecture installed on system. Most of the time system admin or linux user requires to know which Linux OS architecture is installed. Mostly , while installing or developing the package or software we need this information. Whereas it […]
Sharing server Migration from CentOS 6 to CentOS 7
Recently we have migrated to shiny CentOS 7 saying good bye to CentOS 6. Although the migration of WordPress was quite easy from CentOS 6 to CentOS 7. This time, we made plan to try another technology stacks. Leaving some good memories with my old server, invested lots of time to tune the server with […]
How to configure Nginx for static websites
This post explain, how to configure Nginx web server for Static Website. At the current time, Jekyll,Octopress, pelican are very popular static site generator. Generally for static website we use html files.
Change telnet server port number on CentOS 7 / RHEL 7
The tutorial explains about how to change the telnet server port number on CentOS 7 / RHEL . We will keep SELINUX in enforcing mode and change the default port number 23 to some other port number. We believe you have already install telnet server on CentOS 7 / RHEL 7. Task : Change telnet […]
Install Telnet Server on CentOS 7 / RHEL 7
The tutorial explains about how to install telnet server on CentOS 7 / RHEL 7 . We will also keep SELINUX on enforcing mode and use the firewalld rules. About Telnet Telnet is a network protocol used on the Internet or local area networks to provide a bidirectional interactive text-oriented communication facility using a virtual […]
Create new swap file on CentOS 7 / RHEL 7
In this tutorial we will learn how to create new swap file on CentOS 7 / RHEL 7. Generally on Cloud Servers ( AWS/ DigitalOcean) or VPS, swap space is not created by default. This requirement we can achieve within a few steps. Prerequisites Must have free space on mounted disk. You can check by […]
Setup htpasswd on WordPress wp-admin running on Nginx
This tutorial will help you to setup htpasswd on Wordpress wp-admin running on Nginx server. For security point of view it is important to protect the wp-admin of Wordpress. When any user hit your Wordpress blog URL with /wp-admin , it will get the wordpress Admin dashboard to login.
Upgrading MySQL 5.1 to 5.6 service failed to start
Recently we got the system which has MySQL server version 5.1 was running. It was good chance for me to reproduce the issue and show practical answer on question asked on stackoverflow. Operating System: CentOS 6.5Arch : x86_54 Symptom MySQL service failed to start after upgrading from MySQL 5.1 to 5.6 version. Given below is […]
Nginx : could not build the server_names_hash, you should increase server_names_hash_bucket_size
While configuring the Nginx we encountered the error – “could not build the server_names_hash, you should increase server_names_hash_bucket_size “. In server the Nginx service were failing to restart
Install Openssh server on Ubuntu Desktop / Server
FAQ : How to connect to Ubuntu Desktop / Server by using ssh. I just installed Ubuntu 14.04 LTS Desktop edition and have not found ssh service running in system. Answer : OpenSSH is a FREE version of the SSH connectivity tools. It provides the encrypted communication between computers by using ssh protocol. History of […]
Install MariaDB Server 10.0 on Ubuntu 14.04 LTS ( Trusty Tahr )
The post will explain, how to install MariaDB Server 10.0 on Ubuntu 14.04 LTS (Trusty Tahr) . MariaDB which is now a days very popular. It is fork of MySQL and best alternate of MySQL. Red Hat has already announced the MariaDB as default Database in Verion RHEL 7.0. I surely suggest you to know […]
Redirect sudo output to file
This time we need to redirect the output to a file where user needs sudo privileges. The tutorial explains, how to redirect sudo output to a file in easy way. We will share some examples, which help you to redirect the output into a file where sudo command is required. In case you are trying […]
3 Steps to install skype 4.3 on Ubuntu 14.04 / 12.04
In this post we will learn, 3 steps to install skype 4.3.x version on Ubuntu 14.04/ 12.04 .You can get the skype from Canonical Partner Repository. Skype is one of the wonderful software by which you can call and chat to other person via internet. At the time of writing this post Skype 4.3.0.37 was […]
Install Owncloud 7 on Ubuntu 14.04 LTS Server
We are back again with Owncloud installation tutorial.In this post we will learn, how to install Owncloud 7 on Ubuntu 14.04 server. In our previous post , we have installed Owncloud 6 on Ubuntu 14.04 LTS server. Now Owncloud team presenting an awesome 7th version. It has many features. One of the known is ownCloud […]