Net196 Review

Tools of the Trade

100

Used to attach twisted-pair network cable to connectors within a punch panel.

What is a Punchdown tool?

200

This tool has two parts: the tone generator and the tone locator.

What is a toner probe?

300

A tool used to attach media connectors to the ends of cables.

What is a crimper?

400

This tool is used to analyze network protocols such as TCP, UDP, HTTP, and FTP.

What is a Protocol Analyzer?

500

A tool that sends a signal through a particular medium to check the cable's continuity.

What is a time domain reflectometer (tdr)?

Tools of the Trade 2

100

This tool measures the magnitude of an input signal versus frequency within the full range of the instrument and can be used for a wide range of signals.

What is a Spectrum Analyzer

200

Hardware or software that quietly captures data and saves it to be reviewed later. 

What are Packet Sniffers?

300

Software-based security utilities designed to search a network host for open ports on a TCP/IP-based network.

What is a Port Scanner?

400

Used to create heat maps showing the quantity and quality of wireless network coverage in areas.

What is a Wi-Fi Analyzer?

500

Used to monitor the temperature and humidity in server and network equipment rooms.

What is Enviromental Monitors?

Acronyms

100

ARP

What is Address Resolution Protocol?

200

NTP

What is Network Time Protocol?

300

HVAC

What is Heating, Ventilation, and Air Conditioning?

400

TDR and OTDR

What is Time Domain Reflectometer and Optical Time Domain Reflectometer?

500

ACL

What is Access Control List?

Helpful Commands

100

This command traces the route between 2 hosts.

What is tracert/traceroute?

200

Used to view TCP/IP configuration on a UNIX, Linux, or Mac OS system.

What is ifconfig?

300

Used to view and work with the IP address to MAC address resolution cache.

What is arp?

400

Used to test connectivity between two devices on a network using the IPv6 protocol in place of IPv4.

What is ping6/ ping -6?

500

Used to configure Linux kernel firewall.

What is iptables?

Useful stuff

100

The term used to describe a step in the path a packet takes as it crosses the network.

What is a Hop?

200

This netstat Switch displays Ethernet statistics.

What is -e?

300

When a SSL certificate is unsigned or has expired.

What is an Untrusted SSL Certificate?

400

10.0.0.0 to 10.255.255.255

What is class A ?

500

Two bits of IP information are mandatory to join a network.

What is an IP address and Subnet Mask?