1.從倉庫裏面下載所需包zabbix-agent，zabbix-get，zabbix-proxy
http://repo.zabbix.com/zabbix/3.4/rhel/7/x86_64/zabbix-agent-3.4.1-1.el7.x86_64.rpm
http://repo.zabbix.com/zabbix/3.4/rhel/7/x86_64/zabbix-get-3.4.1-1.el7.x86_64.rpm
http://repo.zabbix.com/zabbix/3.4/rhel/7/x86_64/zabbix-proxy-mysql-3.4.1-1.el7.x86_64.rpm
2.rpm -ivh zabbix-agent-3.4.1-1.el7.x86_64.rpm
rpm -ivh zabbix-get-4.0.3-1.el7.x86_64.rpm
yum install zabbix-proxy-mysql-3.4.1-1.el7.x86_64.rpm