Free CompTIA Network+ N10-008 Practice Question
An organization has implemented several security measures to ensure that only authorized traffic can access their network resources. As part of ongoing security audits, the network administrator is tasked with identifying which traffic should be allowed through the firewall to support the company's online transaction processing system. Which of the following would be the BEST port to allow through the firewall for the database server's default instance to function correctly?
Allow traffic on port 80 to facilitate web-based applications' interactions with the database server.
Enable traffic on port 3306 to ensure the database server is reachable by the application servers.
Open port 1521 as it is commonly used by the database server for remote client connections.
Allow traffic on port 1433 for the database server to communicate with the application servers.
