Computer Network Questions and Answers August 04, 2022

Explain NFV ( Network functions virtualization). draw for me an NFV full scenario that includes 1 router, 1 firewall, and 1 or 2 switches? Implementation technical with a picture ( diagram ) and a report about all the scenario.

what is SD-WAN (Software-Defined WAN).? what they are, their various applications, their advantages & disadvantages, and how they are or will be used by networking vendors?

In a SDN (software defined networking) environment, you can use NagiOS to monitor the performance and availability of your switches. How would you expect that monitoring to be implemented? Explain. In a datacenter, a swift response to identified issues is essential. How does a program like NagiOS facilitate the ability of staff to respond to an

1.List at least Four types of Third party configuration management tool. Pick one and discuss in detail, explain why you picked this tool among others? 2.Whatis the difference betweenSAN (storage area network) SDN (software-defined networking), andSDS (software-defined storage)? 3.Zero-Trust architecture is increasingly becoming the new normal,

How is the control plane logic determined in classical or traditional routing? In SDN (Software Defined Networking) how is the control plane logic managed and distributed? What happens to the value of this field each time it is forwarded to a new router? The Application layer packet is called a message. The Transport layer packer is called a

What are the four general limitations of traditional network architectures presented by the Open Networking Foundation (ONF)? The modern approach to networking relies on SDN (software-defined networking) to tackle the limitations of the traditional network architectures. Explain the SDN approach in six major points.

In recent decade network virtualization has become a popular topic in research papers, white papers, and text books. Network virtualization allows coexistence of multiple virtual network on the same physical networksubstrate. Popular commercial provider for operating system (OS) virtualization solutions are VMware, Microsoft, Citrix and Oracle.

Identify a product related to server virtualization and explain the product in relation to its features Identify a product related to network virtualization and explain the product in relation to its features

The internetsociety.org defines IPv6 as the next generation Internet Protocol (IP) standard intended to eventually replace IPv4, the protocol many Internet services still use today. Questions below are related to the above statement. Answer all. (a) (b) (c) Explain FOUR 4 benefits of IPv6 implementation. During the transition period from IPv4 to

We used the following diagram to demonstrate IPv4toIPv6 tunneling. Tunneling logical view physical view Datagram 1 Dar2 Datagram 3 Datagram Pro AtoB PM PH4tunnel connecting (Pvd routers sreB dost Flow Dest F B40C Pv6 inside orc dest E data BBC Pv nude a. Is Datagram 1 an IPv4 datagram or an IPv6 datagram (i.e., does it have IPv6 header or IPv4

We talked a few times about slow migration from IPv4 to IPv6 in the U.S. What was the primary motivating factor to migrate to IPv6? What are two other advantages of IPv6 over IPv4? Why is China farther along in implementing IPv6 than the U.S.?

The following Markov chain has the nonnegative integers, 0, 1,2, ...), as its states. The transition mechanism is defined as follows Po,o .75, Po,1 .25, Pkk1.25, Pk,k1 .75, k 1. a. What are the classes of this Markov Chain b. Which system of equations you need to solve if you want to prove that the chain is time reversible and find its steady

1. Explain what would happen to the value of Canadian currency and short run economies performance of Canada if U.S imposes expansionary monetary policy. 2. Explain transition mechanism for the expansionary monetary policy by using florigen exchange market, bond market, market of money, and AS-Ad model, 3. Explain what lessons policy makers learn

What kinds of excitation mechanism can cause an e to make a transition from the top of the valance band (VB) to the minimum or bottom of the conduction band (CB) Draw a band structure to illustrate the transition. For silicon at a given temperature of 300 K, state each transition mechanism and calculate thermal energy. If the excitation is made by

Based on the quote above, each group is required to prepare a report to explain about these two IP addresses. Your report must answer the question below: What is IP address? The history etc. What is IPv4 and IPv6? The features, packet structure, limitations, etc. Comparisons of IPv4 and IPv6. The transition mechanism of IPV4 to IPv6 and how it

Give an example for private and public address. How will you connect a private network to the internet? When your IP address is 105.23.1.1, what should be your default subnet mask? Mention the transition mechanisms that were built into IPv6 upgradation. Name one network device on which Internet Control Message Protocol (ICMP) is used.

By referring to the website of the Bank of Canada provide two economic policies that the central bank imposed in response to COVID-19. Explain transition mechanism for these policies. By referring to what you learned in the class clearly explain how these policies could change GDP, prices, and unemployment rates in Canada.

A network would run well without TCP as a transport protocol. Discuss which conditions would have to be present and which conditions would have to be absent for a pure UDP transport network to be functional. Discuss IPv4 and IPv6 transition mechanisms and the common impediments to transition from IPv4 to IPv6.

Explain the transition mechanism between shareholder protection and reaching the target level of growth for a country. Explain what might happen if shareholder protection condition would not be satisfied in a country.

The transition mechanism of IPV4 to IPv6 and how it work? What is the latest finding/technologies introduced/found in the networking field? Explain in detail

Briefly describe the two transition mechanisms called tunnelling and header translation in terms of their use during the IPv4-to-IPv6 transition period, including when each scheme would be used.

20. What is the IPv6 address of the computer making the DNS AAAA request? This is the source address of the 20th packet in the trace. Give the IPv6 source address for this datagram in the exact same form as displayed in the Wireshark window5 . 21. What is the IPv6 destination address for this datagram? Give this IPv6 address in the exact same form

Compress this IPv6 address to its shortest form. 0000:0000:0000:0000:0000:0000:0000:0000 Compress this IPv6 address to its shortest form. 2001:0000:0000:1100:0000:01c4:8900:0012 Compress this IPv6 address to its shortest form. fc00:80c0:0021:2303:14d9:07af:fff0:0010 Compress this IPv6 address to its shortest form.

Design and configure routers and hosts (but switches) in the network by allocating each IP addresses in an appropriate and minimal range (to maximise the spare ranges for future use) as shown in Figure 1 using Packet Tracer, and verify the connectivity fully works across the network including inter and intra networks. Notes 1. Use ping to verify

Explain the need for web standards and provide real world examples by referring to case study complete with screenshot that justifies this point [5 Marks]. Whatpromptedtheextensiveuseoftheinternet?Discuss thedifferencebetweenHTML1and the current versionofHTML [5 marks]. Web design is the art of planning and arranging content on a website so that

Draw a hybrid topology having Bus topology as backbone which is also attached with 2 ring, 1 star and 1 bus topology

b) Consider the following network topology (Fig.3) a 2 4 1 2 C 4 4 4 7 d Fig. 3 Network topology 3 (f Construct the stepwise Dijkstras table, forward table and shortest path tree from source node a using the Dijkstras Algorithm. 10

Create a network topology with hosts, switches, routers, firewalls, and wireless devices. how should be this topology?

Write commands for configuring router NORTH SOUTH in the given network topology. SUNIOR

Determine and label the total number of sub-network (subnets) in the network topology in Fig.1 (you can use different letters or numbers to label each network).

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a) List 3 pairs of devices that connect between each other by Bluetooth communication. 3 b) Consider the following network topology (See Figure 3 below) u 2 2 W 2 3 X 3 Y 3 1 2 Figure 3. Network topology diagram N Construct the stepwise Dijkstras table, forward table from u and shortest path tree from u (to any nodes) for the network topology

Networks consist of many elements. Network engineers often include these elements in network topology drawings. Engineers use a set of standard icons to refer to the elements. Figure below shows some of these icons. The figure shows a network topology for a typical small company. What device is A, B, C, D, E, F, G, H, I, J, K, L E F IP B xxxxxx

Network topology is the topological structure of a network and may be depicted physically or logically. It is an application of graph theory wherein communicating devices are modelled as nodes and the connections between the devices are modelled as links or lines between the nodes. Explain the network topologies with the help of diagrams.

Briefly explain basic network advantages and common network topologies in comparison.

A network topology refers to the layout of the computers and devices in a communications network. Three commonly used network topologies are star, bus, and ring. Most networks, including the Internet, use combinations of these topologies. Using 5 computers and 1 printer draw the three network topologies as stated.

You are ready to create and submit a final network design and plan to the senior network architect, who will present it to senior management and other decision makers. Tasks For this part of the project, perform the following tasks: Create a final network diagram that includes the basic diagram and all relevant network enhancements. Create a

You are the CEO of a medium-sized apparel manufacturer, and you are considering a customization strategy for some of your products. How will you decide which, if any, of your products are appropriate candidates for a customization? Use an example to explain the reasons why you are outsourcing your product design to your supplier in supplier

For this problem, let x (t) tri(tT), where T 1msec.,8 a. Find the energy in x(t), W f x (t) dt. 8 b. Find the spectrum, X(f) Fx(t). Find the absolute bandwidth in Hz. Find the null bandwidth in Hz. c. d. e. Find the equivalent bandwidth in Hz. f. Find the 98 energy bandwidth in Hz. g. Find the 20dB level bandwidth in Hz.

Consider a raisedcosine system with bandwidth 350 kHz. (a) Determine the excess bandwidth and the rolloff factor if the symbol duration is 2.5 Jus. (b) Determine the excess bandwidth and the symbol duration if the rolloff factor is.,(a) Excess bandwidth 150 kHz. Rolloff factor 75. (b) Excess bandwidth 125 kHz. Symbol duration2.222 s.

Answer the following questions based on the following information from the 5G standard (a) What is the bandwidth occupied by the OFDM signal for the marked case (b) What is the guardband for this case

Write a MATLAB code to simulate the following Network topologies 1) star topology 2) Mesh topology 3) Bus topology 4) Ring topology 5) Tree topology 6) Line topology

A network is made of 15 devices (switch or router not included), what is the number of cable links required for a star topology and a mesh topology How many ports are needed for each device in star and mesh topologies respectivelly.

Connect two pc in packet tracer using crossover cable use IP addresses 192.168.10.1 and 192.168.10.2 and ping to each other. Make a ring topology and connect that ring topology with bus and star and ping to each topology.

Can we have more than one router in a corporate's computer network that follows star topology ? how to draw that if this company have three departments?

How do networks handle multiple users at the same time? Why are standards and protocols important in computer networks? Describe digital convergence. What organization is responsible for creating (or not) new top-level domains on the Internet? Should this group be adopted and controlled by the United Nations? Discuss network requirements to run a

FIVE network management functional areas have been identified by the International Organization Standard (ISO). Describe the objectives of each functional area. Give an example for each function.

Describes organizations that have had their networks hacked (at least 1 financial organization ) and the outcomes of the attacks and Discusses the importance of network security to the financial industry organization

Suppose that Organization 1s network has the IP address 111.0.0.0, Organization 2s network has the IP address 129.127.0.0, and Organization 3s network has the IP address 199.145.0.0. a. What is the maximum number of hosts that Organization 1s network can have? What is the maximum number of hosts that Organization 2s network can have? What is the

Discuss the cost leadership strategy, differentiation strategy, focus strategy, according to Michael Porter, and give some examples for each strategy.

Networks today span the globe. Hardware and software manufactured by different companies in different countries need to be interchangeable and able to work together. A network interface card needs to be able to interface with any network anywhere in the world. This consistency is established through standards. Important international

A missions organization has decided to partner with 2 additional missions organizations across the globe. Missions Organization 1 connects to subsidiaries using Frame Relay, Organization 2 uses BGP and MPLS for various aspects of its edge network, and Organization 3 does not use any WAN connections with the exception of a standard DSL router.

Identify and explain the history of wireless local area networks and the standards and organizations that resulted. Identify wireless standards organizations and their goals. Recognize core, distribution, and access network layers. Identify the fundamentals of communication within networks.

What are the resource metrics of actual consumption of Google cloud resources? How much data Google cloud gathers? What services are offered by Google cloud environment? Sate the advantages and disadvantages of Google cloud?

What other services does the cloud provider have, and how much does it cost? You should also look for other cloud providers besides AWS, Azure, and DigitalOcean. What services do they provide?

What are cloud-delivery models and cloud-deployment models (cloud types) of the following Cloud providers: a. Amazon Web Services b. Microsoft Azure c. Google Cloud Platform d. IBM Cloud e. Huawei Cloud f. VMware Cloud g. Salesforce (Sales Cloud) h. Oracle Cloud i. SAP Cloud Platform j. Rackspace Cloud (Hybrid Cloud, Multi Cloud) k. Eucalyptus

Below are the written architectures and guidance from the three major cloud providers (Google, Microsoft, and Amazon) 1. Amazon (WellArchitected Frameworks) 2. Microsoft Azure 3. Google (Solutions) Questions for the paper The above links provide many different architectural patterns for Azure, Google (Solutions), and Amazon (WellArchitected

Describe the following cloud computing principles: Self-service portal Select a cloud service provider of your choice (AWS, Azure, etc.) and briefly describe 5 offerings out of their self-service portal. Do not copy and paste their marketing material

(You can use other websites for this question) The Chicago Bulls realize that theyve sucked since the 90s because they have relied on one start player for too long (Jordan, Rose), and that Machine learning is the way to go. But they want to do it right this time, and use machine learning to discover the best combinations of players on the court.

Jenkins is a common tool used in various CI/CD pipelines by numerous companies. However Jenkins isn't the only CI/CD tool. Numerous cloud providers (AWS, Azure, Google Cloud) also have their own proprietary CI/CD tools. Choose a cloud provider and discuss how its various DevOps tools work. Create a simple work flow diagram that shows how they

What are the reasons that make cloud security more difficult compared to traditional distributed systems security? That is, what are unique factors that makes cloud security problems novel and challenging?

create a PowerPoint presentation summarizing the vulnerabilities of cloud-based solutions, methods of risk analysis, and the cybersecurity practices used to mitigate risk in a cloud-based environment, including details in the following areas: What are the cloud vulnerabilities and security threats that could lead to a cloud security breach? What

Highlight significance of Virtualization in cloud computing with the help of examples. Analyze the threats, and security challenges for ensuring CIA of virtualization layer in cloud computing while keeping in view the deployment of VMS, VM Networks Virtualization and Virtual Machine Migration.

(IaaS, PaaS, SaaS = 3 different deployment models) The cloud deployment has many different services, providers, and models. Of the 3 different deployment models outlined in the text, which would you recommend to a medium-sized business located in Europe and why? Incorporate the General Data Protection Regulation (GDPR). Be sure to support your

What are the differences between IaaS, PaaS, SaaS in terms of shared responsibility between cloud consumer and Cloud Service Provider? What are the pros/cons of each model? What security services are offered by each model? How can each model be used to support Disaster Recovery? How do the costs compare between models? Which model is considered

Cloud Security Presentation In this project, you will present on the differences between the security responsibilities for cloud consumers versus Cloud Service Providers for each Cloud Service Model (IaaS, PaaS, SaaS). In addition to the differences in responsibilities, the CEO has questions about what security services are offered by each model,

What are some security issues (especially data security issues) in 5G?. In connection with cloud network and 5G network, review the prominent approaches to safeguard the data.

Research the types of cloud virtualization vendors and list their pros and cons. Choose which vendor you would use if you were over a cloud network and why.

Networking issues such as bandwidth limitation and latency are primary concerns when connecting corporate users and/or Internet users to a cloud network infrastructure. What is/are the factor(s) that (a) limits the transmission capacity and (b) increases latency?

Moving from managing a physical network to configuring a cloud network requires a significant shift in your understanding of network concepts and the way you think about creating network connections. While many of the underlying ideas are the samecloud networks still rely on routes, segmentation principles, and efficiently managed IP address

In the context of cloud computing, we could create cloud network graphs. What would constitute a Spanning tree as it relates to an example of such a cloud network graph. Make sure to explain the rational of your spanning tree example

Figure 5 LAN segment Using hosts H1 and H4 as examples, explain what a collision domain is and explain how frame collisions are avoided in this network. Ensure your answer is clear and well-presented.

1 192.168.1.5 2 192.168.1.6 H4 192.168.1.8 H3 192.168.1.7

Outline three topologies in Wide Area Networks (WAN) Explain two of the topology types stated in (a) Explain the benefits of syslog messages in network management Explain any three of the functional areas of network management system

Network management is a general term that means different things to different networking professionals. At its broadest, network management refers to the assessment, monitoring, and maintenance of all aspects of a network. You have been hired as a consultant for a Medium enterprise Exotic Videos comprising of 8 branches Fiji wide and Main Hosting

Network management can be centralized, distributed or hierarchical. Currently, computer networks have become large-scale distributed systems and network management has developed towards the distributed management. Discuss the benefits of implementing the network management functions through the Distributed Network Management model.

Enterprise networks usually consists of thousands of network nodes of various types, spanned across large distances and connected via different carriage types. Management of such a complex structure is a costly and challenging task hence the need of an enterprise network management systems. Required a)Define aweb-basednetwork management system.(1

Find information on three network monitoring tools that you can use to complete Step 2 below. step 2 :Complete the following form for the network monitoring tools selected (5 points each). Vendor Product Name 3 Key Features Tool 1 Tool 2 Tool 3 Select one of the monitoring tools from your research. From your research, identify one of the

1. What are the reasons for mergers and acquisitions (provide several reasons)? Identify and briefly explain the two key dimensions of M&A. 2. What are the reasons for alliances? Distinguish between formal and informal types of alliances. What are the challenges of alliances? 3. How does a firm protect itself against political risk? List five (5)

2) As the rollout of the Microsoft Windows 10 to Microsoft Windows 11 continues, an issue occurred where employees started encountering hardware problems. As a result, the IT manager implemented a support process within the IT group to categorize and address these types of issues through the use of an SLA policy. a. In your own words, how should

Provide an example of how cloud based applications can be accessed through a mobile device. How does access of cloud applications through mobile devices allow for increased productivity? Also describe how this can be a negative if used improperly or as a main device for accessing cloud based applications.

1. Fill the missing values in the table and show the calculations. 2. Provide a detailed description of the Fresnel Zone and how it is affecting the condition of the link between the two sites. 3. Will the plan using the values computed provide the minimum (or better) value for the link budget? 4. What is the purpose of establishing a link

To design and calculate all the different parameters of a microwave link between two sites. Planning considerations and the link budget should be analyzed to ensure the installation of two microwave towers with its corresponding antennas, connectors, and cabling at two sites is correct. The link analysis should include calculations for the

First, go to the Request for Comments (RFC)Links to an external site. page within the IETF website. Within this page, click on RFC Search Page Link here RFC Search (rfc-editor.org) . Once you are on the search page, use key words to locate projects that you are interested in. Here are some example keywords: Local Area Network (or LAN) Local Area

we started with a single network and sub netted the network. Later we sub netted a subnet. If we knew about all the departments ahead of time, how would you subnet your network differently? Calculate all subnets and valid ranges.

One of the best ways to begin a risk assessment is to search for methods that others have used successfully. You need to search for templates, procedures, and methodology that were used by others. Your research will allow you to use some things that worked well for others, but remember that your organization (TESLA) is unique and your assessment

What is an information system? What is its purpose? 2. How do systems analysis and systems development fit into a discussion about information systems? 3. What does the acronym SDLC mean, and what does an SDLC portray? 4. What does the acronym DBLC mean, and what does a DBLC portray? 5. Discuss the distinction between centralized and decentralized

You just purchased a brand new computer for your home environment. It comes with the latest operating system, Internet connectivity and all accessories to complete your home office and school activities. You also have an Internet Service Provider where you can easily use the existing network to connect to the Internet and to perform some online

A family member, who just turned 13, wants to join Facebook, create a Twitter account and start texting his friends on a regular basis. For the purpose of this paper, let us assume you are willing to allow your family to participate in these social networking activities and the family member has agreed to use your advice to protect his or her

Using what we discussed in class as well as the internet, plan and document a mobile solution that meets the business requirements for this company. Phase 1: Business Requirements Collect and document the business requirements that Save You has for their mobile solution. Ensure you include the following information for each requirement: A brief

Describe the differences between type 1 and type 2 virtualization. Describe what is meant by container virtualization and provide an example. List and describe 3 key NFV principles involved in creating practical network services. What is the difference between CapEx and OpEx? List and describe the three NFVI domains. Explain the concepts of

An urban area has a population of two million residents. Three competing trunked mobile networks (systems A.B. and C) provide cellular service in this area. System A has 394 cells with 19 channels each, system B has 98 cells with 57 channels each, system C has 49 cells, each with 100 channels. Find the number of users that can be supported at 2

11.1 Define Bandwidth, Delay, Jitter and Loss. Bandwidth 11.2 What is the benefit of using 802.1q field in Ethernet header 11.3 Differentiate between Policing and Shaping. Policing 1. N345678 2. 3. 5. 6. Speed of the Link 8. Shaping Activate Wi Go to Settings

1) Explain the top 10 IOT devices vulnerabilities 2) Give an example of each vulnerability. 3) Choose any IOT device and provide a step by step plan for live exploitation. 4) Give a solution/mitigation strategy for overcoming the vulnerability / protect against the exploit

How can DMVPN be optimized to improve its scalability and efficiency in large-scale networks?

deployment plan for implementing a high-availability cluster for the entire environment. which focused on data-storage back-up and recovery, this new request is to extend the high-availability functionality to the rest of the core components. Develop a deployment plan on how you are going develop and deploy a high-availability cluster, what

Several generations of Wireless Local Area Network (WLAN) devices have been developed and standardized over the years. Elaborate on some of the characteristics that make each generation of WLAN devices unique.

Draw a diagram illustrating the Fraggle DoS attack. In your diagram, show all the appropriate IP addresses and packet types. Which specific ports are used to direct these packets? Port Numbers Block Diagram Fraggle DoS Attack:

how to virtualize this network, and how would I calculate the recourses required? (Number of ESXi hosts, RAM, CPU, and storage)

Quantity Device 3 Server Server Server Server Server Server 2 2 1 1 2 1 2 1 1 5 Server firewall router router switch Purpose Domain Controller SQL Cluster File server custom database HR system POS cluster gas tank monitoring firewall cluster edge router core router for Vlans switching CPU one 4 core 3.7GHz two 8 core 3.5GHz one 8 core 3.2GHz two 4

Explain why a multi-threaded or single-threaded solution is more effective for each. Support your statements with evidence from your sources. A printer that is performing the job of printing a set of documents An application that allows the graphical user interface (GUI) to remain responsive while processing a large number of files A Python

Referring to this module's reading material and additional research, Choosing a cloud provider Cloud provider contracts Cloud shared considerations Impact of related technologies include the following: 1. introduction 2. conclusion 3. references used

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For each question, type the IOS command(s) that needs to be executed and provide screenshot(s) of the command output from Packet Tracer. NOTE 1. What command brings up an interface 2. What two commands would you run sequentially to assign the IP address of 192.168.0.124 to interface FastEthernet00 3. What command displays the MAC address table 4.

With 1 parity bit, we can detect all 1-bit errors. Show that at least one generalization fails, as follows: (a) Show that if messages m are 8 bits long, then there is no error detection code e = e(m) of size 2 bits that can detect all 2-bit errors. (b) Find an N (not necessarily minimal) such that no 32-bit error detection code applied to N-bit