It also makes a banging noise

What is a non-ephemeral port number?

A) A port number not used on any server

B) A port number that is permanent

C) A port number that changes each time a service is used

D) A port number that includes additional security

E) A port number that sticks until you knock it a little bit

The answer: B) A port number that is permanent

A non-ephemeral port number is commonly assigned to a service, and it’s usually a port number that is well known by the clients that are accessing the service.

Want to know more? Watch “Firewalls and Secure Connections.” There are a number of important security components that should be part of our normal computer use. In this video, you’ll learn the fundamentals of communicating securely over the network and using the Windows Firewall to protect your computer from attack.