A small office uses a wireless router to connect to a cable modem for Internet access. The network administrator receives a call that one office computer cannot access external websites. The first troubleshooting step that the network administrator performs is to ping the wireless router from the office computer. Which troubleshooting technique does this represent?
- top-down
- bottom-up
- substitution
- divide-and-conquer
Answers Explanation & Hints: A ping to the wireless router can verify Layer 3 connectivity. As a troubleshooting method, this is the divide-and-conquer approach.