Install Zabbix 3.4 server on CentOS 7

Let’s install the dependencies first:
yum install mariadb-server mariadb-embedded mariadb-devel httpd php php-gd php-bcmath php-ctype php-xml php-xmlreader php-xmlwriter php-session php-mbstring php-ldap php-gettext php-mysqli pcre pcre-devel libevent libevent-devel libssh2 libcurl libcurl-devel net-snmp-devel net-snmp-agent net-snmp-libs libxml2 libxml2-devel

Edit /etc/php.ini file and change this variables to:
max_execution_time = 600
max_input_time = 600
memory_limit = 256M
post_max_size = 32M
upload_max_filesize = 16M
date.timezone = Europe/Rome

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CentOS set static IP address

To set a static IP address in CentOS edit the file
/etc/sysconfig/network-scripts/ifcfg-$networkcard
Where $networkcard is the name of the interface that you want to setup.
The default is dhcp so you have to change like this, for example:
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=static
IPADDR=192.168.8.3
NETMASK=255.255.255.0
GATEWAY=192.168.8.9
DNS1=192.168.8.203
DNS2=192.168.8.213
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
NAME=eth0
UUID=aabb3fe2-4eea-4096-9dbb-a674e196a821
DEVICE=enp1s0
ONBOOT=yes

Webmin LDAP error

To resolve this error in the LDAP Users and Groups session:
Can't locate Net/LDAP.pm in @INC (you may need to install the Net::LDAP module) (@INC contains: /usr/local/lib/webmin /usr/local/lib/perl5/site_perl/mach/5.26 /usr/local/lib/perl5/site_perl /usr/local/lib/perl5/5.26/mach /usr/local/lib/perl5/5.26 /usr/local/lib/webmin/ . ..) at (eval 147) line 1.
BEGIN failed--compilation aborted at (eval 147) line 1.

Install ldap perl module:
pkg install p5-perl-ldap