ITL351: Computer Networks Lab (Spring 2026)

Lab Timings: Section A: Wednesday (2 - 3:40 pm)  and Section B: Tuesday (2 - 3:40 pm) 

Venue: IT Lab 2 (Seminar Hall)

Piazza page: ITL355/home 

Grading Policy:

• Semester Project - 50%

• Lab Work - 30%

• Final viva/demo - 20%

Semester Project: Develop a network simulator implementing the entire protocol stack. 

Maximum group of three (3) students allowed. This is an open-ended assignment where you're free to choose any programming language, input/output representation, formats, etc., but all these should be specified in a proper specification document (duly typed in LaTeX), which should be regularly updated with each submission.

Expected submissions:

1. Submission 1 (Due date: 25 March): Physical layer and Data Link layer functionalities. Check the assignment statement.

Softwares:

• WIRESHARK: For all

• Cisco Packet Tracer: For all

Here are the topics we covered in the lab and the reference material we used.

1. Lab 1 (Feb 17, 18): Introduction to the lab and its policies. Study and implement basic network utilities. Try Lab 1 Assignment.

2. Lab 2 (Feb 24, 25): Devices found at different TCP/IP Model layers. 

3. Lab 3 (Mar 10, 11): Introduction to Ethernet, its types, specifications, UTP standards, and different cable constructions: straight-through, crossover, and rollover. Practical demonstration of creating a straight-through cable.

4.  Lab 4 (Mar 17, 18): Introduction to Wireshark. Try Lab 4 Assignment.