CTIS 261: Computer Networks I

Homework II – Fall 2023-2024

Instructor: Dr. Cüneyt Sevgi

This repository contains the solution for Homework II in the CTIS 261: Computer Networks I course, taught by Dr. Cüneyt Sevgi during the Fall semester of 2023-2024.

👥 Team Members:

• Ecem Tekiner
• Mirac Uzan
• Onurcan Genc
• Agil Gumukov

📋 Assignment Instructions:

1. Team Continuity: The teams established for Assignment 1 will be continued for Assignment 2. No changes in team members are allowed.

2. 💻 Internetwork Building:

   • Utilize one empty router (PT-Empty) and install three (3) PT-ROUTER-NM-1-CFE (Copper Fast-Ethernet) cards and one (1) PT-ROUTER-NM-1-FFE (Fiber Fast-Ethernet) card.
   • Use one empty switch (PT-Empty) and install two (2) PT-SWITCH-NM-1-CFE (Copper Fast-Ethernet) cards and one (1) PT-SWITCH-NM-1-FFE (Fiber Fast-Ethernet) card. Create three copies of this switch.

3. 📐 Topology Creation:

   • Create a topology similar to the provided example using the correct cable types and interfaces/ports of your choice.

4. 📡 VLSM and IP Addressing:

   • Utilize any class C IPv4 address (/24) and apply Variable Length Subnet Masking (VLSM) to create subnets that fit the given topology.
   • All subnet addresses should be placed as notes in the Packet Tracer (PT) file.

5. 🌐 IP Configuration:

   • Configure the last IP in each subnet to the PCs and the first IP to the default gateways.
   • All device IPs should be documented as notes in the PT file.

6. 🔑 Router Configuration:

   • Use console connection to configure console, vty, enable, and enable secret passwords on the router.
   • Configure a suitable banner motd on the router.
   • All passwords should be documented as notes in the PT file.

7. 🔌 Connectivity Testing:

   • Test the connectivity between PCs using ping and/or traceroute commands.

8. 💾 Configuration Persistence:

   • Save all router configurations to NVRAM.

9. 📥 Submission:

   • Save the completed PT file and upload it to the Bilkent Moodle page.
   • Ensure the PT file contains the names of the students in the team as a note.

📆 Important Dates:

• Submission Deadline: 3 January 2024, 23:59
• Late Submissions: No late submissions will be accepted.
• Plagiarism Policy: Any plagiarism attempts will result in severe penalties and disciplinary action based on departmental policy.

📌 Note:

• Each team should upload a single PT file containing the required configurations and documentation.