Not able to connect MySQL database from remote server on Amazon EC2 server

Question

1. I am using MySql Version 5.7.17 with centos-7 on AWS EC2 Instance(Server1)
2. I have added entry "bind-address=0.0.0.0" in "/etc/my.cnf"
3. Added inbound rule in security group for port 3306 with 0.0.0.0/0
4. Added new user and assigned all privileges with following queries
5. GRANT ALL PRIVILEGES ON . TO bob@'%' identified by 'password';
6. FLUSH PRIVILEGES;
7. Another EC2 instance(Server2) is on same VPC.

Still,I am not able to connect MySQL database from remote server(Server2) to server(Server1).

Answer 1

Remote db connection is working now.

I run following command on remote server(Server2)

setsebool -P httpd_can_network_connect_db=1