2.8 - Given a scenario, use networking tools

Question 1

What are cable crimpers used for?

2.8 Given a scenario, use networking tools: Crimper

Answer 1

To add connectors to the cable ends

Cables like Coaxial cable, Twisted pair cable, Fiber, etc.

Question 2

Why should you use the right cable type with a RJ-45 crimper?

2.8 Given a scenario, use networking tools: Crimper

Answer 2

Stranded & solid cables need different crimps

Question 2

What are cable strippers used for?

2.8 Given a scenario, use networking tools: Cable Stripper

Answer 2

To strip plastic jacket

To expose the individual wires

Question 3

What do Wi-Fi analyzers do?

(They could be hardware/software

2.8 Given a scenario, use networking tools: Wi-Fi Analyzer

Answer 3

Identifies wireless networks & their associated channels/frequencies

Also shows network overlap & signal strength

Question 4

2 parts of a Toner probe?

2.8 Given a scenario, use networking tools: Toner Probe

Answer 4

• Tone generator
• Inductive probe

Question 5

What does the tone generator do?

2.8 Given a scenario, use networking tools: Toner Probe

Answer 5

Adds a signal to the copper wire

connects via modular jack or alligator clips

Question 6

What does the inductive probe of a toner probe do?

2.8 Given a scenario, use networking tools: Toner Probe

Answer 6

Detects & locates the generated tone on a cable

(Doesn’t need to touch the cable)

Question 7

What are toner probes used for?

2.8 Given a scenario, use networking tools: Toner Probe

Answer 7

To locate a cable amidst a bunch of cables

Question 8

What is a punchdown tool used for?

2.8 Given a scenario, use networking tools: Punchdown tool

Answer 8

To terminate individual wires into RJ45 jack or patch panel

Terminate = insert

Question 9

What does a cable tester do?

2.8 Given a scenario, use networking tools: Cable Tester

Answer 9

Verifies wire connections & continuity

detects issues like missed or improper cables

Question 10

what kind of test do cable testers perform?

2.8 Given a scenario, use networking tools: Cable Tester

Answer 10

Continuity test, checking pin-to-pin connections

Question 11

What does a loopback plug do?

Fiber Optic Loopback Plug

2.8 Given a scenario, use networking tools: Loopback Plug

Answer 11

• Identifies switch port for RJ45 jack
• Tests PC’s network adapter & TCP/IP

Question 12

How to test PC’s network adapter using loopback plug?

2.8 Given a scenario, use networking tools: Loopback Plug

Answer 12

By plugging it in PC’s RJ45 port & pinging local IP

Question 13

What does a network tap do?

2.8 Given a scenario, use networking tools: Network Tap

Answer 13

Copies network traffic to monitoring devices for traffic monitoring

2 alternatives is port mirroring & SPAN (Switched Port Analyzer)

Question 14

How does placing a network tap between modem & router reveal network activity insight?

2.8 Given a scenario, use networking tools: Network Tap

Answer 14

By analyzing all traffic before it reaches the firewall