Load balancing can help with almost any kind of service, including HTTP, DNS, FTP, POP/IMAP, RDP and SMTP. There are a number of open source load balancing applications, but one simple command-line load balancer, balance, remains one of the most […]
Setup Fail2Ban
How to Install fail2ban on CentOS RedHat Reference to my original post here Make sure you have the repo darg for CentOS/RedHat # yum install fail2ban # chkconfig –add fail2ban # chkconfig fail2ban on # vim /etc/fail2ban.conf [DEFAULT] background = […]
How to install varnish
Updatede version of this howto I have used a lot os Squid, but now we need a reverse cache solution. And the best one out there is an Open Source software called Varnish. How to install (tested on CentOs /RedHat) […]
How to setup Samba on CentOS
How to setup Samba on CentOS/RedHat etc… Reference to older post (Debian) Note: You can also login into to the server with # ssh -X user@server # yum install system-config-samba # system-config-samba Commands: Login in the server as root and […]
HOW TO INSTALL CENTREON on CENTOS 5.4
***************************************************** HOW TO INSTALL NAGIOS 3.2.0 CENTREON 2 on CENTOS 5.4 ***************************************************** Author: Felipe Ferreira / www.felipeferreira.net Date: 17/11/2009 The perfect Network System Monitoring Solution is a comination of powerfull tools like Nagios/Centreon/NagVis/Dokuwiki. This howto will teach step by step […]
Upgrade nagios 3.0.3 to 3.0.6
Upgrading From Previous Nagios 3.x Releases As newer alpha, beta, and stable releases of Nagios 3.x are released, you should strongly consider upgrading as soon as possible. Newer releases usually contain critical bug fixes, so its important to stay up […]
Reverse SSH script
This script allow us to connect to a remote server. It can be usefull when a client need remote support. We can mail the script and ask him to execute it. In our linux we create a user called “remote” […]