In which of these would you be most likely to use a multimeter?
A) Calculating the attenuation to crosstalk ratio (ACR)
B) Mapping the pins of an Ethernet cable
C) Testing packet loss on a physical interface
D) Viewing the packet-level view of an application flow
E) Locating a specific workstation connection on the punchdown block
F) I’ve not yet made the switch to the metric system
The answer: B) Mapping the pins of an Ethernet cable
A multimeter can be a useful tool for measuring voltages and current, and it can also be used to check the continuity of a wire. You can connect the multimeter test leads on each end of a cable and determine which pins connect on each side.
Want to know more? Watch “Common Networking Tools.”
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