Zabbix is an opensource monitoring system written by php mysql and apache. So I want to configure Zabbix Server on CentOS 7. First install CentOS 7 machine on your network.

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• Install web server
• Install php
• Install mariadb server
• Create Zabbix DB
• Install Zabbix mysql DB
• Import Zabbix sql file into DB
• Configure Zabbix Server conf file
• Configure Zabbix agent conf file
• Allow firewall port 10051/tcp,10050/tcp
• Selinux must be disable
• reboot your server

Step #01: Install web server and enable it.

[root@Zabbix-Server ~]# yum -y install httpd
[root@Zabbix-Server ~]# systemctl start httpd
[root@Zabbix-Server ~]# systemctl enable httpd
[root@Zabbix-Server ~]# yum -y install epel-release

Step #02: Install php using below command.

[root@Zabbix-Server ~]# rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm
[root@Zabbix-Server ~]# yum -y install mod_php72w php72w-cli php72w-common php72w-devel php72w-pear php72w-gd php72w-mbstring php72w-mysql php72w-xml php72w-bcmath

Step #03: Increase execution time, upload size and date time zone. Open php.ini file.

[root@Zabbix-Server ~]# vi /etc/php.ini

Insert all below lines into php.ini file

max_execution_time = 600
max_input_time = 600
memory_limit = 256M
post_max_size = 32M
upload_max_filesize = 16M
date.timezone = Asia/Dhaka

Restart web server using below command

[root@Zabbix-Server ~]# systemctl restart httpd

Step #04: Install Zabbix mysql Database.

[root@Zabbix-Server ~]# yum -y install mariadb-server
[root@Zabbix-Server ~]# systemctl start mariadb
[root@Zabbix-Server ~]# systemctl enable mariadb
[root@Zabbix-Server ~]# mysql_secure_installation

Create Zabbix database for store all data

[root@Zabbix-Server ~]# mysql -u root -p

Database create command below

create database zabbix; 
grant all privileges on zabbix.* to zabbix@'localhost' identified by 'passw0rd'; 
grant all privileges on zabbix.* to zabbix@'%' identified by 'passw0rd'; 
flush privileges;
\q

Step #05: Download rpm package run below command.

[root@Zabbix-Server ~]# yum -y install http://repo.zabbix.com/zabbix/3.4/rhel/7/x86_64/zabbix-release-3.4-1.el7.centos.noarch.rpm

Install Zabbix Mysql using command below

[root@Zabbix-Server ~]# yum -y install zabbix-get zabbix-server-mysql zabbix-web-mysql zabbix-agent

[root@Zabbix-Server ~]# cd /usr/share/doc/zabbix-server-mysql-3.4.6/
[root@Zabbix-Server ~]# gunzip create.sql.gz
[root@Zabbix-Server ~]# mysql -u root -p zabbix < create.sql

Step #06: Check Zabbix Server conf file and make sure insert below line.

[root@Zabbix-Server ~]# vi /etc/zabbix/zabbix_server.conf

Insert below lines

DBHost=localhost
DBPassword=passw0rd
DBName=zabbix

Enable and restart Zabbix Service

[root@Zabbix-Server ~]# systemctl start zabbix-server
[root@Zabbix-Server ~]# systemctl enable zabbix-server

Step #07: Configure Zabbix agent conf file. open below file.

[root@Zabbix-Server ~]# vi /etc/zabbix/zabbix_agentd.conf

And ensure that all line are contain conf file

Server=127.0.0.1
ServerActive=127.0.0.1
Hostname=Zabbix-Server

Enable and start Zabbix agent service

systemctl start zabbix-agent
systemctl enable zabbix-agent

Step #08: Configure firewall for allow Zabbix port.

[root@Zabbix-Server ~]#yum -y install firewalld

Start and enable firewall service

[root@Zabbix-Server ~]# systemctl start firewalld
[root@Zabbix-Server ~]# systemctl enable firewalld

Step #09: Add http and Zabbix port allow.

[root@Zabbix-Server ~]# firewall-cmd --add-service={http,https} --permanent
[root@Zabbix-Server ~]# firewall-cmd --add-port={10051/tcp,10050/tcp} --permanent
[root@Zabbix-Server ~]# firewall-cmd --reload
[root@Zabbix-Server ~]# firewall-cmd --list-all

Finally restart below services

[root@Zabbix-Server ~]# systemctl restart zabbix-server
[root@Zabbix-Server ~]# systemctl restart zabbix-agent
[root@Zabbix-Server ~]# systemctl restart httpd

Very important for disable selinux

[root@Zabbix-Server ~]#  vi /etc/selinux/config

Change to from enforcing

SELINUX=disabled

Esc :wq Press Enter.

Then reboot your server.

[root@Zabbix-Server ~]# reboot

Goto http://Server_ip/zabbix/

For more installation process see my video

After web installation process completed then login using details

User Name : Admin [‘A’ must be capital]

Password : zabbix

If you see details so please visit my YouTube channel. Please subscribe my channel for more update.

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Admin

I am system administrator as Windows and Linux platform. I have 4 years skilled from the professional period. I have to configure Linux based system such as an Asterisk VOIP system, Network monitoring tools (ZABBIX), Virtualization (XEN Server), Cloud computing (Apache CloudStack) etc. Now share my professional skill each interested person.
Thanks to all.

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