General
Configuration & IOS
Troubleshooting
Routes
ACLs
100
Routing Packets
What is the most important function of a router?
100
Console Port
What is the preferred management port?
100
Ping
What is the most commonly used command to test connectivity between 2 points?
100
To discover information about directly connected Cisco devices.
What is the primary use for CDP?
100
All traffic is permitted.
What happens when an ACL is not configured on an interface?
200
Path a packet takes to exit their own LAN.
What is the definition of default gateway?
200
Default Answer
What do the square brackets "[]" mean when they are included in a prompt?
200
ipconfig /all
What command do you use to get all the network information you need on a host computer?
200
Connected routes, static and routing protocols.
What are the 3 ways a router learns about routes to destination networks?
200
Packet is discarded.
What happens if a packet matches none of the statements in an ACL?
300
Console Port, Auxiliary Port and Telnet
What 3 ways can you configure a router?
300
show running-config
What command shows the current configuration stored in RAM?
300
Layer 1
What layer is it best to begin the troubleshooting process?
300
Routing Table
What lists the routes a router is currently using to forward traffic?
300
Limited to a single statment.
What is the major limitation of numbered ACLs?
400
ROM, NVRAM and FLASH
What components retain their memory when power is not present?
400
no shutdown
What command administratively turns on an interface?
400
Subnet Mask
What separates host bits from network bits in an IP address?
400
Convergence
What is the process by which all routers collectively realize something has changed and update eachother about it?
400
show ip interface
What is 1 command that can be used to verify ACL configuration and implementation?
500
Layer 3
At what OSI layer does a router operate?
500
show ip interface brief
What command gives a quick list of interface information?
500
Windows Firewall
What do you make sure is turned off so that you can test connectivity?
500
Administrative Distance
What does a router use to choose from 2 identical paths from 2 different sources?
500
Source address, destination address, protocol, and port number.
What can ACLs be base their filtering on?
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