CS610 - Computer Networks

Re: CS610 Assignment 1 solution and discussion Assignment No. 01 Semester: Spring 2019 CS610 –Computer Networks Total Marks: 20 Due Date: 30-05- 2020 Assignment Objective: • To enhance the knowledge about probing the Internet, the tools which are used for probing the Internet and how to read the responses that you get by applying these probing tools. • To enhance the knowledge that how much time we will waste if our machines will not be using packet switching. Uploading instructions: • Your assignment must be in .doc or .docx format (Any other formats like scan images, PDF, bmp, etc will not be accepted). • Save your assignment with your ID (e.g. bc020200786.doc). • No assignment will be accepted through email. Rules for Marking: It should be clear that your assignment will not get any credit if: • The assignment is submitted after due date. • The submitted assignment does not open or file is corrupted. • Your assignment is copied from internet, handouts or from any other student (Strict disciplinary action will be taken in this case). Assignment Questions Question No. 1 [Marks: 10] Create a folder named using as your student id i.e.BC1234567 by using CLI interface. Go to your student id directory through command prompt and execute the ping command for the given address i.e. www.worldometer.info. You are also required to execute the traceroute request for the IP address www.worldometer.info Instructions: • Take screenshots for both commands and show them in your solution. • Both ping and trace route commands must be clearly visible in the screenshots. • You should create the directory with your own student ID. If the name of the directory shown in the screenshot doesn’t match with your student id then the assignment will be considered as copied and will be awarded zero marks. • You should make the directory with your own student id. If the screenshot doesn’t match with your student id then the assignment will be considered as copied and will be awarded zero marks. Question No. 2 [Marks: 10] How much time is required by a machine to transfer a file of 17.31 MB across the network with a 512Kbps link? You have to show the formula/calculation steps. Best of Luck!

A company ABC wants a medium-sized network spread within the city consisting of around 100 LANs in different buildings across the city. Every building is also divided into several different departments (segments) and all the departments should be connected to ensure real-time communication and data sharing. The key requirements of the company are: Fast convergence of the network upon adding/removing a new network. Fastest possible delivery of data from source to destination. As a network administrator, you are required to select the pair of required devices for the network and routing algorithm to fulfill the requirements of the company. Devices: Router and Bridge Repeater and Router Bridge and Repeater Algorithms: Distance Vector Routing Algorithm Link State Routing Justify your selection of Devices and Algorithm with solid reasons.

Assignment No. 03 Semester: Fall 2019 CS610 –Computer Networks Total Marks: 20 Due Date: Jan 20, 2020 Assignment Objective: To enhance the capabilities of students about: • IP subnetting. • Distribution of IP Address. Uploading Instructions: • Your assignment must be in .doc or .docx format. Any other formats like scan images, PDF, bmp,etc. will not be accepted. • Save your assignment with your ID (e.g. BC020200786.doc). • No assignment will be accepted through email before or after the deadline. Rules for Marking: It should be clear that your assignment will not get any credit if: • The assignment is submitted after due date. • The submitted assignment does not open or file is corrupted. • Your assignment is copied from a web source, handouts or from any other student (Strict disciplinary action will be taken in this case). Assignment Question # 1 [Marks: 12] Suppose an organization has been assigned an IP address 172.30.80.0. The organization has 4 different departments (Support, HR, Academics and Admin) with 32, 46, 50 and 60 users respectively. The network administrator of the organization wants to create a separate subnet for each department. Considering the given scenario, answer the following questions. What will be the subnet address and broadcast address for each subnet? What will be the range of host addresses for each subnet? Support department is temporarily dissolved but IP addresses are reserved. So, in final answer you must show the Subnet address, Range of host addresses and broadcast address of HR, Academics and Admin. You should provide your answer in the following format: Subnet Subnet Address Range of host addresses Broadcast Address HR Academics Admin Question # 2 [Marks: 8] What will be the Network address with respect to each of the following IP and corresponding subnet masks? IP Address Subnet Mask Network Address 192.168.40.41 255.255.255.252 172.80.32.29 255.255.255.128 126.100.31.127 255.255.224.0 10.10.10.10 255.252.0.0 Good Luck! Deadline: Your assignment must be uploaded/submitted on or before 16th Jan 2020.

why i’m facing this problem? while run ping command Please help

Please discussion is opeed