1.yum install epel-release -y

2.yum install phpMyAdmin -y

3.cp /etc/httpd/conf.d/phpMyAdmin.conf  /home/phpMyAdmin.conf.bak

4.sed -i "s,\(Require ip 127.0.0.1)\, \1\nRequire ip "192.168.31.100", g" /etc/httpd/conf.d/phpMyAdmin.conf

5.systemctl restart httpd

6.systemctl enable httpd

7.links http://192.168.31.100/phpmyadmin