how to install zabbix on centos

How to install Zabbix
yum -y update
yum -y install httpd php php-cli php php-ctype php-bcmath php-xmlreader php-xmlwriter php-xmlwriterfping libcurl libiksemel net-snmp php-net-socket php-mbstring php-gettext mysql mysql-server mysql-devel.x86_64 php-mysql.x86_64 libxml2-devel.x86_64 …

install yum centos 5

There is a simple way to install yum, even if you do not have the CD/DVD.
CENTOS 5 64 bits.
Just run

rpm -Uvh
rpm -Uvh
rpm -Uvh 

Install Nagios on CentOS

Nagios 3 Quick Install on CentOS
This is short/fast HowTo Install Nagios 3 on CentOS/RedHat 5 64bits
rpm -Uhv
yum update
vim /etc/selinux/config
yum -v …