Network Connectivity
A program that’s controlled via commands issued in the command line. It delivers basic statistics on all network activities and informs users on which ports, and addresses the corresponding connections
Netstat
What is the TTL for a Windows systems?
128
This program lets users enter a hostname and find out the corresponding IP address or domain name system (DNS) record.
nslookup
What are the non-overlapping channels for 2.4 GHz WIFI?
Channel 1 - 6 - 11
What is the result of this command if successful?
ping –a 69.32.208.75
The ping command with –a parameter tests for name resolution. Use it to display the hostname and verify that DNS is working.
This command combines the ping and tracert commands into a single command to help identify where on the network path the network might be slow or giving problems.
Pathping
A _______ _______ is when you run the nslookup command to find the hostname when you know a computer’s IP address
reverse lookup
What are WIFI 6 Speed, frequency and distance?
9.6 Gbs - 2.4 and 5 Ghz - 45 meters
What command on a Windows client displays a network connection’s configuration information, including the MAC address?
ipconfig /all
This command connects or disconnects a computer from a shared resource, or it can display information about connections.
Net use
What happens when a router receives a Time To Live packet with the value of 1?
The packet is destroyed
This device measures and displays signal amplitude (strength) as it varies by frequency within its frequency range (spectrum).
Spectrum Analyzer
This command on a Windows client can be useful when you’re trying to resolve a problem reaching a destination host such as an FTP site or website.
tracert
This command manages user accounts. For example, the built-in administrator account is disabled by
default. To activate the account, enter this net user command
net user
net user administrator /active:yes
This command lists statistics about the network connection, including the IP addresses of active connections.
netstat
What parameter causes pinging to continue until interrupted with the Ctrl+C key combination on a Windows client but not necessary on Linux client?
Ping -t
What is the result of these two commands if successful?
net use \\bluelight\Medical /user:”Jean Andrews” mypassword
net use z: \\bluelight\Medical
Pass a user name and password to the \\bluelight remote computer, and then map a network drive to the \Medical folder on that computer:
what are the numeric values for ICMP Type =Destination unreachable and Code (ICMP sub-type)= host unreachable
Type = 3 Code (sub-type) = 1
What are the three standards for WPA3 Enterprise security?
WPA3-Enterprise (CNSA)—WPA3 with AES GCM-256 encryption using CNSA (192-bit).
WPA3-Enterprise (CCM 128)—WPA3 with AES CCM encryption and dynamic keys using 802.1X.
WPA3-Enterprise (GCM 256)—WPA3 with AES GCM-256 encryption