Commands
Simple utility used to check point to point connectivity across networks
What is ping?
Shows configuration information on a Cisco switch when using a console cable from your laptop
What is show config?
The first thing you should type when starting a CompTIA PBQ with a command line entry
What is type help in the command line?
This is the ideal humidity range for a network or server room
What is 40-60% humidity?
This type of physical network infrastructure features only two end points directly connected
What is Ad-Hoc?
The broadcast address of host 192.168.0.140/25
What is 192.168.0.255?
Used to check connectivity to all points traveled to to get to a remote host on (Windows)(Linux)
What is tracert/traceroute?
Shows routes information on a Cisco iOS device from management console
What is show route?
This is the device that shows the physical status of an ethernet cable
What is a cable tester?
These are considerations that must be made about the environment a system is being placed in (two answers)
What is power, water, government, natural disaster risk, human disaster risk?
This is the mode your hot spot uses to share your internet, also what mode an access point uses for multiple WiFi connections
What is Infrastructure mode?
The subnet mask of 172.30.45.22/26
What is 255.255.255.192?
Used to lookup DNS records from the Windows or Linux CLI
What is nslookup?
Shows the table containing MAC addresses from a device using the Cisco iOS command line
What is show mac-address-table?
This kind of VPN separates traffic meant for the private network from traffic meant for the internet before it enters the private network
What is a Split Tunnel VPN?
A system administrator added one of these to allow him to remotely manage devices on his network in a secure channel separate from public facing traffic
What is a Jump Box?
0.0.0.192 is showing this portion of a network address, separated from the full IP by using the subnet mask
What are hosts?
Host 10.0.0.34 has a network ID of 10.0.0.0/27 (true or false)
What is False? It would be 10.0.0.32/27
Performs DNS queries unique to Linux
What is Dig?
Shows the port status of a single port on a Cisco switch
What is show interface?
This kind of VPN takes in all traffic from a connection and distributes it from the proxy server based on destination
What is a Full Tunnel VPN?
Use one of these for guests if you are offering public WiFi to ensure they read and sign your AUP before they connect to your network, can offer device isolation for enhanced security
What is a Captive Portal?
This is the type of broadcast used by OSPF
What is Multicast?
This is the smallest network size that an IPv4 address can have allowing a maximum of 2 host
What is /30 or 255.255.255.252?
Shows all active network connections, also known as sockets
What is netstat -a?
Shows the configuration of a Cisco networking device
What is show config?
These two consideration must be made when looking for a server or network rack
What is the Height and Depth of the equipment?
This type of external routing offers the shortest administrative distance
What is Static Routing?
This attack features replaying packets with different tags applied to achieve lateral movement on a virtually segmented network
What is VLAN Hopping?
The ip address 192.168.65.0/23 combines these 2 traditional networks
What is 192.168.64.0/24 and 192.168.65.0/24?
A network that spans more than one traditional IPv4 network in class B will always START on an even network.