Monday, 16 January 2023

Monday, 9 January 2023

TCP/IP Setting Manual

     For this progress, you are presumed to have correctly identified the IP address for the Ulearn System Server. As a result, you have to create a manual detailing how to configure the server's IP address. Any operating system can be used to demonstrate this task. It is better if the explanation is supported by a picture so it can be understood.

    For example, one of the operating systems that we can use is Windows 11. To configure the server's IP address, right-click This PC and select Properties. This will display all information about your computer or laptop, such as the Device Specification and Windows Specification.




Configure Steps: 

1. Open Contol Panel. To open Control Panel, go to the search bar and type it. 





2. In the control panel, few choices are given. Then, select Network and Internet. 




3. Two options will be given after you select Network and Internet. For the third step, choose Network and Sharing Center. 




4. The list of your internet connection will show up and you can choose between Wi-Fi or Ethernet. For instance, I'm using UTeM's Kediaman Pelajar Wi-Fi network. 




5. There will be a pop-up box named 'Wi-Fi Status'. Select Properties in the Activity section.




6. Wi-Fi Properties will then appear. Next, choose Internet Protocol Version 4 and click OK.





7. Internet Protocol Version 4 Properties will come out. This is where we should set our IP address and utilize a DHCP server. The IP address will be assigned automatically. 




8.  In order to configure the IP address, change the setting from Obtain an IP address to Use the following IP address. Using the IP address obtained from Progress 2 Subnetting Calculation, enter an IP address for the Ulearn System Server. The IP address is 192.168.4.160. 




9. The subnet masked is provided automatically based on the IP address class. The IP address in this progress is class C. Then, the default gateway is 192.168.4.1 




10. For the preferred DNS server, use the same IP address as the Default gateway. And then, for Alternate DNS Server, use the Google DNS server which is 8.8.8.8. 





11. After all the needed information is filled in, click Validate settings upon exit and OK. 





12. For the Wi-Fi Properties pop-up, just click OK.





13. A Windows Network Dianogstic will show up to show if there is any problem with the new IP address. Click the Close button if there is no problem.




14. You may test your internet connection now to see if you can access the internet. If it can be accessed means it is successful. 















PROGRESS 2 : SUBNETTING CALCULATION

 What is Subnet?

           A subnet or subnetwork is a network inside a network. This subnet can make networks be more efficient and also can make network traffic can travel a shorter distance without passing through unnecessary routers to reach its destination. 


Subnetting calculation divided by two:













QUESTION

In terms of private addressing scheme, UTeM network is using Class C private addressing scheme
which is 192.168.4.0/24. Given 5 faculties and 1 IT Center that have each specified network addresses. IT Center assigned as another subnet with its own network address. Each subnet has 32 host address stand for 1 broadcast address and 30 usable address.

Solution:

  • IP address : 192.168.4.0/24
  • Class of IP address : Class C
  • Default subnet mask : 255.255.255.0
  • Finding the no. of subnets :
                          requirement : 6 ⇒ find nearest number which is not too large/ less from the requirement



  • Quantity of bit borrowed : 3 ⇘
                                                - Borrowed from the host portion of IP address to the network  portion of the IP address
                                                 - Takes 3 bits from host field for subnetting and leaves 6 bits for defining hosts.
                                                       

  • Quantity of subnet : 



  • Quantity of host per subnet : 



  • Mask :
             IP Address : 192.168.4.0/27
             subnet mask : 255.255.255.224/27



NO

NETWORK ID

USABLE HOST ID RANGE

NO USABLE  HOST ID

BROADCAST ID

1.

192.168.4.0

 192.168.4.1 - 192.168.4.30

    30   

 192.168.4.31

2.

192.168.4.32

 192.168.4.33 - 192.168.4.62

 30

 192.168.4.63

 3.

 

 192.168.4.64

 192.168.4.65 - 192.168.4.94

 30

 192.168.4.95

 4.

 192.168.4.96

 192.168.4.97 - 192.168.4.126

  30

 192.168.4.127

 5.

 192.168.4.128

 192.168.4.129 - 192.168.4.158

  30

 192.168.4.159

 6.

 192.168.4.160

 192.168.4. 161 - 192.168.4.190

  30

 192.168.4.191

 7.

 192.168.4.192

 192.168.4.193 - 192.168.4.222

 30

 192.168.4.223

 8.

 192.168.4.224

 192.168.4.225 - 192.168.4.254

  30

 192.168.4.255




         Since requirement is 6, the IT Center in UTeM is assigned to 6th subnet which ranges from 192.168.4.160 to 192.168.4.191 


➤ for IP address of UTeM : 


            ⇛ network ID : 192.168.4.160 from 1st address.


            ⇛ broadcast ID : 192.168.4.191 from the last address.



        Throughout the range there are 30 more usable host IDs within this range.


➤ for IP address of Online Learning System Server(ULearn) : 


            ⇛ Assigned to 4th  address among  the 30 host IDs.


            ⇛ IP address : 192.168.4.164/27









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