Networks Layer Functions And Layer Application Protocols

This book aims to provide a comprehensive overview of the Network Layer, its functions, and the various layer application protocols that operate at this layer. This book is intended for students, network engineers, and professionals who are interested in learning about the Network Layer and layer application protocols. The book starts with an introduction to the OSI and TCP/IP reference models, followed by a detailed discussion of the Network Layer's functions. The book covers the various layer application protocols that operate at the Network Layer, including Internet Protocol (IP), Internet Control Message Protocol (ICMP), and Internet Group Management Protocol (IGMP).