Forouzan also wrote Data Communications and Networking (5th edition). Its TCP/IP chapters overlap 90% with the TCP/IP-specific book. Slides for that book are more widely available online.
Alternatively, you can try searching for online resources, such as: tcp ip protocol suite behrouz a forouzan ppt top
For a presentation on Behrouz A. Forouzan's TCP/IP Protocol Suite Forouzan also wrote Data Communications and Networking (5th
This visual chain of encapsulation allows students and engineers to grasp how a single byte of an email travels from a browser’s memory, through a network interface card, across routers, and is finally reassembled at the destination. Forouzan argues that without this hierarchical encapsulation, network troubleshooting would be impossible. When a ping fails, one methodically checks the layers: Is the cable plugged in (Layer 1)? Does the IP address route (Layer 3)? Is the firewall blocking a port (Layer 4)? Alternatively, you can try searching for online resources,
: Using ICMPv4 for diagnostic and error messages.
– Explains Address Resolution (mapping logical to physical addresses) and error reporting. Chapter 11-12: Routing Protocols – Details Unicast (RIP, OSPF, BGP) and Multicast routing. Part 3: Transport Layer Chapter 14: UDP