No raisins

In which of these cases would you be most likely to use a punch-down tool?

A) Test a physical network interface

B) Connect an RJ-45 connector to a CAT 5 cable

C) Determine the throughput of an Ethernet link

D) Connect an Ethernet cable to a patch panel

E) Measure the voltage of a power supply

F) Violence is bad. Have a cookie.

The answer: D) Connect an Ethernet cable to a patch panel

Ethernet patch panels generally have a 110 block on the back and an RJ-45 connector on the front. To connect your category 5 cable to the 110 block, you’ll need a punch-down tool.

Want to know more? Watch “Common Networking Tools.”

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