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What information is listed in the name field in the

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What information is listed in theNAMEfield: in the DNS QUERY section?Type your answers here.e.Click the last DNSInfocolored square box in the event list.Questions:At which device was the PDU captured?Type your answers here.What is the value listed next toADDRESS: in the DNS ANSWER section of theInbound PDU Details?Type your answers here.f.Find the firstHTTPevent in the list and click the colored square box of theTCPevent immediatelyfollowing this event. HighlightLayer 4in theOSI Modeltab.Question:In the numbered list directly below theIn LayersandOut Layers, what is the information displayedunder items 4 and 5?Type your answers here.TCP manages the connecting and disconnecting of the communications channel along with otherresponsibilities. This particular event shows that the communication channel has been ESTABLISHED.g.Click the last TCP event. Highlight Layer 4 in theOSI Modeltab. Examine the steps listed directly belowIn LayersandOut Layers.Question:What is the purpose of this event, based on the information provided in the last item in the list (should beitem 4)?Type your answers here.
Packet Tracer - Investigate the TCP/IP and OSI Models in Action©2013 - 2021 Cisco and/or its affiliates. All rights reserved. Cisco PublicPage5of5Challenge QuestionsThis simulation provided an example of a web session between a client and a server on a local area network(LAN). The client makes requests to specific services running on the server. The server must be set up tolisten on specific ports for a client request. (Hint: Look at Layer 4 in theOSI Modeltab for port information.)Based on the information that was inspected during the Packet Tracer capture, what port number is theWebServerlistening on for the web request?Type your answers here.What port is theWeb Serverlistening on for a DNS request?Type your answers here.End of Document
©2013 - 2021 Cisco and/or its affiliates. All rights reserved. Cisco PublicPage1of2Lab - Install WiresharkObjectivesDownload and Install WiresharkBackground / ScenarioWireshark is a software protocol analyzer, or "packet sniffer" application, used for network troubleshooting,analysis, software and protocol development, and education. As data streams travel back and forth over thenetwork, the sniffer "captures" each protocol data unit (PDU) and can decode and analyze its contentaccording to the appropriate RFC, or other specifications.Wireshark is a useful tool for anyone working with networks and can be used with most labs in the CCNAcourses for data analysis and troubleshooting. This lab provides instructions for downloading and installingWireshark.Required Resources1 PC (Windows with internet access)InstructionsWireshark has become the industry standard packet-sniffer program used by network engineers. This opensource software is available for many different operating systems, including Windows, Mac, and Linux. In thislab, you will download and install the Wireshark software program on your PC.

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Term
Spring
Professor
Stephen Berg
Tags
IP address, Internet Protocol Suite, Cisco Public

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