Network Troubleshooting and Linux Installation Guide for Students
School
Universiti Teknologi Mara**We aren't endorsed by this school
Course
ITT 420
Subject
Information Systems
Date
Dec 10, 2024
Pages
6
Uploaded by MagistrateCrown4714
Prepared by: mazizi@tmsk.uitm.edu.my | 9 August 2019 | FSKM, UiTM Shah Alam Page | 1 Disclaimer: Author is not held responsible if the lab exercise is targeted to unauthorized parties or host. This is purely for educational purposes. Lab 1: Network & Linux Installation (10 Marks) Student Name: MUHAMMAD MUIZZUDDIN BIN MAZLI Matric No: 2023305493 Group: CDCS2516A 1.1 Network Troubleshooting Tools One of network administrator role is to troubleshoot problem on the network. The most common tools used by network administrator are ping and trace route tools. i. Ping Tools The Ping utility is a tool that helps you to verify if a domain/server is operating and network accessible. This Ping tool uses the Internet Control Message Protocol (ICMP) Echo function as detailed in RFC 792. A small packet will be sent through the network to a given IP address (IPv4) or host name. For this exercise, please open command prompt in your window machine and ping google DNS >ping 8.8.8.8. Answer the following based on the output Field Value 1 Source address 192.168.0.16 2 Destination address 8.8.8.8 3 Size of packets 32 bytes 4 Time the packet should be discarded 60 5 Number of sent packet 4 packets 6 Number of receive packet 4 packets 7 Number of lost packet 0 packets 8 Minimum round trip time 14ms 9 Maximum round trip time 42ms 10 Average delay 32ms **Please provide screenshot of your ping output here
Prepared by: mazizi@tmsk.uitm.edu.my | 9 August 2019 | FSKM, UiTM Shah Alam Page | 2 Disclaimer: Author is not held responsible if the lab exercise is targeted to unauthorized parties or host. This is purely for educational purposes. (1 Marks) ii. Trace route Tools A traceroute is a network tool used to show the route taken by packets across an IP network. The Traceroute tool will show you each hop sequentially, and total hops required. For this exercise, please open command prompt in your window machine and do a traceroute to google DNS >tracert 8.8.8.8. Answer the following based on the output Field Value 1 Source address 192.168.0.16 2 Destination address 8.8.8.8 3 Maximum number no of hops 30 hops 4 Number of hops to reach destination 8 hops 5 Minimum round trip time for each hops 1ms 6 Maximum round trip time for each hops 69ms 7 Domain name dns.google **Please provide screenshot of your trace route output here (1 Marks) 1.2 Installing & Exploring Linux Ubuntu is a free and open-source Linux distribution based on Debian. Ubuntu is officially released in three editions: Desktop, Server, and Core. All the editions can run on the computer alone, or in a virtual machine. i. Installing VMWare Workstation Player VMWare is a hypervisor which allows you to emulate an operating system on your own PC and use it like it's running on real hardware. The emulated host running on hypervisor is called as virtual machine.
Prepared by: mazizi@tmsk.uitm.edu.my | 9 August 2019 | FSKM, UiTM Shah Alam Page | 3 Disclaimer: Author is not held responsible if the lab exercise is targeted to unauthorized parties or host. This is purely for educational purposes. VMWare Workstation Player is Free but Proprietary software by Vmware; you can download it from here https://my.vmware.com/web/vmware/free#desktop_end_user_computing/vmware_workstation_player/15_0 After finish downloading, install and run the hypervisor on your machine. ii. Install Ubuntu Virtual Machine You can install Ubuntu 18.04.3 LTS from either bootable image (.iso) or virtual machine image (.ova). You can download both types from here https://ubuntu.com/download/desktopIf you install via bootable image (.iso), create new virtual machine in your hypervisor and boot the image. Follow the installation instruction. If you install via VM image (.ova), you can import it into the hypervisor, it may takes a while. After finish with installation please run you kali Ubuntu virtual machine iii. Make sure VM has internet connectivity Please make sure you configure your virtual machine network adapter as NAT (network address translation). You can test internet connectivity by opening a terminal on Ubuntu and try to ping google or cloud flare DNS. ping 8.8.8.8/ ping 1.1.1.1iv. Run and Explore Ubuntu Linux After finish with installation, it’s time to explore ubuntu and software/tools that came with it, please answer this question List at least 5 software/tools which available pre-installed in Ubuntu. Provide screenshot at least 3 screenshot of those tools (1 Marks) - FireFox Web Browser, Document Viewer, File Roller, GNOME Power Statistics, GNOME Characters
Prepared by: mazizi@tmsk.uitm.edu.my | 9 August 2019 | FSKM, UiTM Shah Alam Page | 4 Disclaimer: Author is not held responsible if the lab exercise is targeted to unauthorized parties or host. This is purely for educational purposes. Please provide the output when execute “uname –a” in terminal. Please explain the output (1 Marks) - This output providing the specific information about the operating system and kernel. This output indicates that the system is running Ubuntu 18.04.1 version with 5.4.0 Linux kernel. v. Access your linux remotely via SSH protocol Network administrator usually access their linux sever via SSH protocol. Before you can access your linux via SSH, you need to install SSH server on your Ubuntu virtual machine. You can follow this tutorial https://linuxize.com/post/how-to-enable-ssh-on-ubuntu-18-04/ After you have enabled SSH on your Ubuntu machine, you need to install SSH client on your window machine. You can download ssh client from here https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.htmlOnce you have installed ssh client on your window machine, you can ssh to your Ubuntu using putty by using your Ubuntu IP address and username. You can check your Ubuntu machine IP address by using this command on Ubuntu terminal #ifconfig.
Prepared by: mazizi@tmsk.uitm.edu.my | 9 August 2019 | FSKM, UiTM Shah Alam Page | 5 Disclaimer: Author is not held responsible if the lab exercise is targeted to unauthorized parties or host. This is purely for educational purposes. Please provide screenshot that you able to access Ubuntu machine on Putty using SSH protocol (2 Marks) 1.3 Installing Application In Linux One of advantages of linux is that, it can be installed with wide range of useful application. One of useful software for network administrator is Wireshark. Wireshark is a free and open-source packet analyzer. It is used for network troubleshooting, analysis, software and communications protocol development, and education. i. Installing Wireshark on Ubuntu You can follow tutorial from here https://computingforgeeks.com/how-to-install-wireshark-on-ubuntu-18-04-ubuntu-16-04-desktop/After you have installed Wireshark, please open Wireshark and perform a packet captured. Please provide screenshot of Wireshark which you have installed on your Ubuntu Machine. Please also provide a screenshot of packet capture file which you have saved on your Ubuntu (4 Marks)
Prepared by: mazizi@tmsk.uitm.edu.my | 9 August 2019 | FSKM, UiTM Shah Alam Page | 6 Disclaimer: Author is not held responsible if the lab exercise is targeted to unauthorized parties or host. This is purely for educational purposes.