EX200 Question #3: Real Exam Question with Answer & Explanation

Question

03. Debugging SELinux A web server running on non-standard port 82 encounters issues while serving content. Debug and resolve the problem to meet the following conditions: - The web server on the system can serve HTML files hosted in /var/www/html (Note: Do not delete or modify existing file contents) - The web server can serve content on port 82 - The web server can start automatically at system boot Correct Answer: See the below explanation Explanation Explanation/Reference: Solution: # Check which package provides the semanage command [root@node1 ~]# yum provides "*/semanage" # Install the semanage command [root@node1 ~]# yum -y install policycoreutils-python-utils [root@node1 ~]# semanage port -l |grep http [root@node1 ~]# semanage port -a -t http_port_t -p tcp 82 # Alternatively, you can use man semanage port, then search for EXAMPLE. [root@node1 ~]# systemctl restart httpd