Question: Task 1 is to ping any http website and save the packet tracer file on wireshark. If possible, can show screenshots from wireshark on where

Task 1 is to ping any http website and save the packet tracer file on wireshark. If possible, can show screenshots from wireshark on where to find the answer

Task 1 is to ping any http website and save the packet

Task 3. Analysis of Protocol Messages In this task, you are required to analyse various protocols on different TCP/IP protocol layers. You should include appropriate screenshots of the packet trace to support your answers. 1. Select one of the HTTP response messages received in the web connection in Step 6 of Taskl. a) What is the 48-bit source address in the Ethernet frame? What device has this as its Ethernet address? Justify your answer. b) Provide the information about the software used by the web server. 2. Identify the packet traces that are used to establish the TCP connection for the web browsing in Step 6 of Task 1. a) List the packet trace numbers that are involved for this connection establishment process. b) What TCP flags are set in each of the packet trace as listed in 2(a)? c) What is the initial sequence number used by the web server in this TCP connection? 3. Identify the packet traces used for closing TCP connections. a) Show the Wireshark's filter that lists all the TCP segments used for closing TCP connections. 4. Select the ICMP echo request message generated by the ping command in Step 8 of Task 1. a) Why wasn't ICMP TTL-exceeded message generated when this ICMP echo request message was forwarded to the default gateway in your network? b) Show the data in this ICMP message. 5. In Step 9 of Task 1, the commands are used to release the IP address and to obtain a new network configuration through DHCP. Answer the following questions based on the relevant DHCP messages generated in Step 9 of Task 1. a) What IP address is the DHCP server offering to your host? b) How long is the lease time of this IP allocation? c) Indicate the list of domain name servers to be used by the client. d) Is there a relay agent in your connection? [If your answer in (d) is "yes"] What is the IP address of the agent? [If your answer in (d) is no"] What values in the trace indicate the absence of a relay agent

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