World of Computer Networking Your CCNA start - Internet Control Message Protocol (ICMP)

The video tutorial explains the Internet Control Message Protocol (ICMP), highlighting its role as a control protocol used for connection verification and error detection, rather than for end-user data. It describes the basic ICMP packets: request and response, and their function in unicast transmission on the network layer of the TCP/IP model. The tutorial concludes with a practical demonstration of using ICMP to verify connectivity between a computer and its default gateway.

What is the significance of unicast transmission in the context of ICMP?

How can you verify connectivity between your computer and a default gateway using ICMP?