Flashcards in Network+ Chapter 18 Deck (10):
What is the purpose of a packet sniffer or network analyzers? pg 672
Its to collect and analyze each individual packet that is captured on a specific network segment to determine problems(Bottlenecks,Security Breaches)
What are three different types of network scanners?
Intrusion detection system/ intrusion prevention system (IDS/ IPS) software
An ______detects unwanted attempts to manipulate network environments, and an______is a computer-security device that monitors system activities for any strange or malicious behavior.
IDS and IPS
(Intrusion Detection and Prevention Software)
A_______________ is a software tool designed to search a host for open ports.
define port sweeping?
port sweeping means scanning multiple hosts on a network for a specific listening TCP or UDP port, like SQL.
what should you do to your network(servers,routers) to prevent hackers from getting into your network?
turn off any unused services on your servers and routers and to run only the minimum services required on every host machine in your network.
T or F Never use the tools I'm telling you about on computers belonging to any businesses or government agencies without their permission.
Define a Wi Fi Analyzer?
Wi-Fi analyzers can find the channels in use, the amount of clients and bandwidth used, top talkers, and more.
True or False
Wi-Fi analyzers identify networks by passively collecting packets and detecting standard named networks, detecting , hidden networks, and inferring the presence of nonbeaconing networks via data traffic.