Exam 13: Troubleshooting Network Problems
A sophisticated ____________________ will include a TDR (time domain reflectometer) that issues a signal on a cable and then measures the way the signal bounces back (or reflects) to the TDR.
cable performance tester
performance tester
Describe what a voltage event recorder is and explain how it works.
A device that allows you to monitor the electricity flowing to their servers, routers, and switches with a voltage event recorder.This device, called a voltage event recorder, collects data about power quality. Left plugged into the same outlet that will be used by a network node, it gathers data about the power that outlet will provide to the node. This data is then downloaded to a workstation and analyzed by software that comes with the voltage event recorder. The software can check for and report on any voltage anomalies that exceed preset parameters. For example, you can configure the software to highlight any occasion on which the frequency of the power supplied by an outlet dips below 60 Hz (the standard for North American electrical outlets).
A ____ is a software-based tool that continually monitors network traffic from a server or workstation attached to the network.
A
A____ is a small electronic device that issues a signal on a wire pair.
A ____ system is a process or program that provides support personnel with a centralized means of documenting changes to the network.
____ is the telltale factor for ascertaining where faults in a cable lie.
To take advantage of network monitoring and analyzing tools, the network adapter installed in the machine running the software must support ____ mode.
A help desk is typically staffed with ____________________ - people proficient in workstation and network troubleshooting.
Logical connectivity problems often prove more difficult to isolate and resolve than physical connectivity problems.
Describe how a problem's solution might affect users and network functionality in terms of security.
Tone generators and tone locators are used to determine characteristics about a cable.
When used on a copper-based cable, a continuity tester applies a small amount of ____ to each conductor at one end of the cable.
A ____ can generate traffic in an attempt to reproduce a network problem and monitor multiple network segments simultaneously.
____ is a fundamental property of wire that depends on a wire's molecular structure and size.
____ is one of the most important aspects to consider when looking at how a problem solution might affect users and network functionality.
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