# more /etc/redhat-release     ##演示环境
CentOS Linux release 7.4.1708 (Core) 

# vi /etc/selinux/config         ##关闭selinux
SELINUX=disabled
# setenforce 0

# yum install mariadb-server mariadb -y  ##安装mariadb数据库
# systemctl start mariadb
# systemctl enable mariadb

##添加zabbix yum源，安装zabbix server以及web管理
# rpm -ivh http://repo.zabbix.com/zabbix/3.4/rhel/7/x86_64/zabbix-release-3.4-1.el7.centos.noarch.rpm
# yum install zabbix-server-mysql zabbix-web-mysql -y

# mysql   ##登陆到mysql创建数据库及目录
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MariaDB connection id is 3
Server version: 5.5.56-MariaDB MariaDB Server

MariaDB [(none)]> create database zabbix character set utf8 collate utf8_bin;
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> grant all privileges on zabbix.* to zabbix@localhost identified by 'zabbix#1235';
Query OK, 0 rows affected (0.00 sec)

##将zabbix元数据添加到mariadb
# zcat /usr/share/doc/zabbix-server-mysql-3.4.4/create.sql.gz | mysql -uzabbix -pzabbix#1235 zabbix

# cp /etc/zabbix/zabbix_server.conf /etc/zabbix/zabbix_server.conf.1121 ##先备份一份原始文件
# vim /etc/zabbix/zabbix_server.conf  ##使用缺省配置，仅仅设定数据库密码
DBPassword=zabbix#1235

# vim /etc/httpd/conf.d/zabbix.conf  ##修改apache zabbix时区
php_value date.timezone Asia/Shanghai

# cp /etc/httpd/conf/httpd.conf /etc/httpd/conf/httpd.conf.bk
# vim /etc/httpd/conf/httpd.conf               ##Author : Leshami
Listen 3080   ##此处使用非缺省的80端口     ##Blog : http://blog.csdn.net/leshami

 # systemctl start zabbix-server.service 
 # systemctl enable zabbix-server.service 
 # systemctl start httpd
 # systemctl enable httpd

 # netstat -nltp|egrep "zabbix|httpd|mysql"
 tcp    0   0 0.0.0.0:10051     0.0.0.0:*       LISTEN   15720/zabbix_server 
 tcp    0   0 0.0.0.0:3080      0.0.0.0:*       LISTEN   15385/httpd    
 tcp    0   0 0.0.0.0:3306      0.0.0.0:*       LISTEN   14146/mysqld    
 tcp6   0   0 :::10051        :::*          LISTEN   15720/zabbix_server 

# firewall-cmd --add-port=3080/tcp --permanent ##添加WEB 端口
# firewall-cmd --add-port=10051/tcp --permanent  ##添加zabbix_server 端口
# systemctl reload firewalld.service 

# yum install zabbix-agent -y
# systemctl enable zabbix-agent.service

agent端配置
[root@ydq-mnt zabbix]# vim /etc/zabbix/zabbix_agentd.conf
Server=127.0.0.1,10.80.234.38
ServerActive=127.0.0.1,10.80.234.38
# systemctl start zabbix-agent.service