In Data Communication & Networking

QUESTION 6

The user logins to Client PC then opens the webpage in the web server by typing the address www.server.com to the internet browser application. After pressing the ENTER key on the keyboard, the user gets the first page of www.server.com in the browser's screen. Based on the topology in Figure 3, information in Table 3 and Table 4 and the above scenario, answer the following questions. Gig0/1 Gig0/1 1941 Router 2 Gig0/01 1g Rou Gigo/0 Fao Fao PC-PT Client Server-PT Web Server Figure 3 Table 3. Interface Name Fa 0 Client G 0/0 Router 2 G 0/1 Router 2 IP address 192.168.23.2 192.168.23.1 192.168.24.1 Subnet Mask 255.255.255.0 255.255.255.0 255.255.255.0 MAC Address AAAA BBBB CCCC Table 4. Interface Name G0/1 Router 3 G 0/0 Router 3 Fa 0 Web Server IP address 192.168.24.2 192.168.25.1 192.168.25.2 Subnet Mask 255.255.255.0 255.255.255.0 255.255.255.0 MAC Address DDDD FFFF (a) Name any TWO [2] protocols along with its port number that must be executed by the computer after the user presses ENTER key. (b) What is the gateway of Client PC and Webserver? (c) The data transmission from client to webserver is divided into 3 steps. Transmission process involves Layer 2 address (MAC address) and Layer 3 (IP address). Based on your understanding about the function of Layer 2 address and Layer 3 on data communication, fill in the following Table 5