BITS 1313 DATA COMMUNICATIONS AND NETWORKING

Introduction Hello, this is a blog developed by group 19 for BITS 1313 which consists of 5 member which are : 1. Muhammad Syahir Syafiqi Bin Mursid Al-Hafiz (BITE) 2. Muhammad Aqiel Danish bin Saiful Nizam (BITE) 3. Muhammad Aqil Danial Bin Mohd Adli (BITE)  4. Che Iman (BITM) 5. Muhammad Fikrun Amin (BITI) PROJECT SCENARIO The scenario of this project can be referred to Figure 1. Figure 1 shows the logical network flow from a home network to Cobham College facilities. In this figure, a Cobham College’s student is trying to access the OnlineLearning system located in the Cobham College network facilities. The student is using her modem to connect to the public network before able to connect to the Cobham College facilities. From the Cobham College network, the data then was forwarded to IT Center where the OnlineLearning System server is located.

OSI LAYER MODEL Physical Layer The physical layer helps in defining the electrical and physical specifications of the data connection. This level establishes the relationship between a device and a physical transmission medium. The physical layer is not concerned with protocols or other such higher-layer items. Examples of hardware in the physical layer are network adapters, ethernet, repeaters, networking hubs, etc.   Data Link Layer The data link layer is responsible for correcting faults that may occur at the physical layer. The layer lets you specify the protocol for establishing and terminating connections between two network devices. It is an IP address comprehensible layer that aids in the definition of logical addressing so that any endpoint can be addressed and should be recognized. The layer also aids in the implementation of packet routing throughout a network. It assists you in determining the finest option path, which allows you to transfer data from one location to anothe