Exam-style question
Try this first
What is the basic purpose of port forwarding?.
- A.To direct incoming traffic received on a specified port to a device or service inside a network
- B.To increase the electrical speed of a network cable
- C.To convert a computer program into machine code
- D.To remove all addressing information from a data packet
Model answer
What a good answer should say
- Port forwarding directs incoming traffic received on a specified port to a particular device or service within a network.
Explanation
Why this works
A port-forwarding rule tells the network equipment where to send incoming traffic that arrives for a particular port. This makes an internal service reachable from outside the network.
Common mistake
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