Unit 7
What type of network is capable of joining two or more devices through radio waves?
A wireless network.
What are the two types of twisted-pair cables?
UTP and STP.
In what are the symptoms not the problem?
In Troubleshooting.
What intercepts and logs network packets for malware/intrusion analysis?
Packet Sniffer.
Which basic function of the NMS keeps an eye on your network?
Monitor.
What connects to a wired router or switch via an Ethernet cable, and transmits a Wi-Fi signal to a designated area?
An Access Point.
What type of network cables has the pins swapped on the opposite end?
Cross-over.
What is the final troubleshooting methodology step called?
Report.
What does OTDR stand for?
Optical Time Domain Reflectometer.
What does NMS stand for?
Network monitoring system.
What consists of all the BSSs in the network?
The ESSID.
What are fiber optic cables immune to all types of?
EMF monitoring.
In the Establish a Theory of Probable Cause step, how are probably causes prioritized?
By most likely to least likely.
What is ping?
A query to an IP address to verify network connectivity.
What does a MIB define.
All information exposed by the managed device.
What type of address is normally used as the ID of a BSS (BSSID)?
What can degrade the signal of light transmissions?
Environmental conditions, such as fog.
Name three of the steps to the troubleshooting methodology.
Identify the problems, establish a theory, test the theory, establish a plan of action, verify functionality, document findings.
Connectivity Test Sets are used to test for proper what of data signals between devices.
Transmission (Tx) and Reception (Rx).
What is one of the most widely used protocols used for monitoring?
SNMP.
What is a device that performs a specific function?
A network node.
What can an attacker do once they determine the timing and pattern of the frequency changes in Spread Spectrum Signals.
They can jam or monitor transmissions.
What are four steps to root cause analysis?
Define the problem, gather information, identify all issues, determine root causes, identify recommendations/solutions, implement solutions.
What command prompt displays the IP settings for the computer on which this command is input.
ipconfig.
What is a syslog?
An automated messaging system that sends messages when an event affects a network device.