Using a custom ssh port for rsync
Rsync is a handy tool for syncing data between servers.
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Setting up an NFS server and its clients on CentOS
NFS is quite handy when you have several servers and need shared access to the same storage from each of them. NFS lets you expose folders and files over the...
Moving SmarterStats to a new server
SmarterStats is moved in 5 steps.
Managing Processes in Bash on Linux
To send a running process to the background, you first need to pause it:
How to create an admin user in Joomla with mysql
Sometimes you badly need to get into the admin panel of the Joomla CMS, but there is no information about the users that were already created. At the same ti...
Fail2Ban configuration
Fail2Ban is a software written in Python which is designed to prevent attacks on the server. It reads ssh, ftp, apache log files and blocks ip addresses by a...
Security tunning of SSH server
SSH is a secure terminal server (secure shell) that provides remote access to the linux system. Why safe? Because all traffic between the client and the serv...
Sendmail is not accepting incoming connections
Found the following error in the logs and decided to write a note about it:
How to Enable Hibernate on Linux Ubuntu
On some laptops, after installing Linux Ubuntu (12.04 LTS in my case), hibernate is disabled. Looks like it’s because such devices aren’t officially supporte...
clamav update on Linux Fedora v.10
I got the folllwoing message in Fedora Linux while running freshclam:
Magento: remove trailing slash from the website URL
A note on how to remove the slash at the end of the URL without damaging the store.
A tale of installing OpenSSH 6 from source on a remote CentOS 5.8 server
Everyone knows how conservative RedHat and CentOS are about updating packages. But new security holes keep turning up in old software versions, and that’s no...
Writing Custom Check Modules for Nagios Using mysql and apache2 as Examples
Nagios is an open-source client-server platform for monitoring computer systems and networks. It’s built for observing and tracking the state of compute node...
Launching a Terminal with Multiple Tabs in Linux Ubuntu
A short note on how to launch a terminal with multiple tabs in Linux Ubuntu:
GeoIP for Nginx
The GeoIP module lets you determine a client’s location based on their IP address. It resolves city, region, country, longitude, latitude, and other info. Ve...