Background: Know: Recognize:
This slide shows a sample display from a Fluke Linkrunner cables tester.
The picture shows the various information that the tester can provide when troubleshooting a cable. Apart from indicating a fault within the cable, it can show which two cables are short, split, unknown or open. It will also show how far the fault is from the user (in feets) etc
A comprehensive demo can be found here.