Need to know
Router Internal Components Overview
After completing this topic, you should be able to distinguish between the major internal components of a router; describe the functions of ROM in a Cisco router.
Troubleshooting Multiarea OSPF Issues
After completing this topic, you should be able to identify potential causes of OSPF neighbor issues.
The IPv6 Address
After completing this topic, you should be able to describe the features of IPv6 that make it an improvement on IPv4; recognize the shorthand notations for IPv6 addresses.
Hunt Groups and Line Groups
Identify how the call routing works when it has to reach multiple recipients and what are the distribution algorithms.
Starting a Switch and Basic Configuration
Describe the startup of a Cisco IOS switch, log into the switch, configure it via the command-line interface.
Exploring the Packet Delivery Process
How packets go through devices at layers 1, 2, and 3. Mapping between layer 2 and 3 addresses by using ARP. Common tools to determine the path across the network.