Computer Network Questions and Answers August 13, 2018

You have detected extensive network scanning coming from multiple IP addresses in China. Your supervisor has asked you to block all traffic coming from China in response. What are the pro's and con's of doing this? Would it be effective? ~300_words

Convert binary into hexadecimal and what do you deduce out of the conversion. 0010 0000 0000 0000 0011 1111 1111 1111 . Valid choices are not available . The first row is the network address and the second row is a broadcast address . These are just binary numbers . Range of global IPv4 address . Range of the first hextet which are globally unique

create a network in Packet Tracer with following devices (3 points): two switches named SW1 and SW2 connected with a fiber connection. Please name the switches accordingly two computers connected to each switch: A and C connected to switch SW1, B and D connected to switch SW2 Create IP addressing (2 points) create two IP networks, the first

You are the team leader for a search warrant issued by a local judge.The search warrant is for child pornography on a desk top computer discovered through Charter high speed Internet. The suspect, Mike Jones, lives at 2820 Calvin, Cahokia in a trailer. When you arrive at the suspect's location you force the door open, arrest the suspect while he

Which of these are applied to physical network assets to permit location monitoring for these devices A Asset tags B Locking racks C Badge readers D Access control lists D

WPA3 - Technical Specification -Technical Specification details - How it differs and is an important over WPA2? - Any limitations or security concerns? -Guest improvements-- How does WPA3 improve and secure a guest access experience? - NOTE highlights the need for an additional SSID, how encryption improves over the air speeds for the guest user.

Suppose an NVP data center has one tenant with 6 VM s and one with 11 VM s. Each VM is on a separate physical server. Each tenant allows any communication within its Virtual network and no external communications. How many total unidirectional tunnels wI'll be constructed in the data center to provide communication within these tenants

Show the crontab entries to execute the command /us/local/somescript at each of the following times 1. Every day at 3:16pm 2. Every 4 hours 3. Every Monday and Wednesday

The barefoot academy YouTube video shows how Roy Bunker built a community of learners. The video highlights how the power of ideas can transform societies. Explain how this social movement was mobilized to address issues of democracy? What can we learn from this social movement? What is the relationship between social movements and education?

What analogy can you use to help explain the different types of static routes?

List three pieces of data about a file that are shown by (Is -1) that are not shown by just Is

In some small organizations (less than 5 computers), the document filing process usually occurs locally. In other words, each computer locally owns the documents that are produced, since these are not regularly required by more than one person. A copy of these is made manually to keep them and prevent them from being lost or altered. However, as

Explain the process you used to create a public/private key pair on your local computer and then what you had to do to use the keys to log into your GCP instance.

Consider a source host connected to a destination host via three equivalent intermediate routers. If the probability of a successful transmission is 0.729, calculate the mean path length traveled by the packets.

Explain, in general, what each of these directories contains. Provide a few details, not just a two word description. /var/www/HTML /etc/nginx/sites-available /etc/nginx/sites-enabled /var/spool/cron/crontabs

Create a Q1) Step 1: Create a script named it "config" as follow: VAR1="foo" VAR2="bar" Create a script named it "test" as follow: #!/usr/bin/env bash . config echo "VAR1 is $VAR1" echo "VAR2 is $VAR2" Run the "test" script. Explain the output (attach the screenshot) What is the role of "."? What If you removed the "." in the 2nd line (just keep

Waterfall method Explains the possible benefits and constraints of the Waterfall Model What circumstances a project would want to use the Waterfall Model and when a project would not.

Finding meetups, tweetups, or events. Find at least 2 different meetups, tweetups, or events happening in area of interest related to your potential job fields. Provide links, Tell me why you think these are good meetups and do you plan on trying to attend one? What are the challenges with networking in the current environment we live in with many

A key part of being able to secure a network is to understand the key components and communication points of computing devices on the network. Please describe the set-up of your home (or residence, dorm room, parents house, etc.) network and where network security controls can be placed to help secure the network. Include a simple diagram of the

List all the files in the current directory whose names are exactly five characters long

you think a company that you worked for or a fictitious company would use a Syslog a server instead of Snmp or additionally to snmp or just snmp and why?

OBJECTIVES Script that will create multiple folders using a do loop and variable CREATE MULTIPLE FOLDER SCRIPT GUIDELINES SETTING UP THE VARIABLES Open PowerShell ISE Create a variable Sintfolders that has a value of 10 Create a variable SintPad that has a value of 0 Create a variable Si that has a value of 1 . Create a variable for the new folder

What geographic network types is made up of an interconnection on Lans

Use the Internet and find any free diagnostic utilities you can use. Select a utility and experiment with it. Which Utility did you choose? State three tests you run with the utility

Consider two different types of applications, such as email and voice. Highlight which application is data loss sensitive and which one is time delay sensitive. What transport protocols should be used based on type of applications and for what reasons

In this unit's class-wide discussion, discuss how your organization faces the challenges associated with protecting its consumers' data, and avoiding significant fines. Think about the cost of implementing protection for consumers' data versus the cost of the fine; is there a business case to be made for compliance?

Group 3: o A- IoT o B- AR / VR 2- Do research to find answers to the following questions Which business values (opportunities) will be provided with the selected technologies (A and B)? Which business challenges or threats exist as barriers to applying the selected technologies (A and B)? Which software tools are the best first three options and

An IDPS (intrusion Detection and Prevention System) constantly checks source IP addresses on all incoming packets. If the IDPS finds any source IP address that accounts for more than 10% of incoming traffic over the last hour, it immediately blocks all packets from that address for the next 24 hours. Is this an effective IDPS solution to detect

Research Paper Instruction Education/Training Requirements What level of schooling is necessary? Are there any special tests, exams, or certifications required? Required Skills What skills does the career require? Salary What is the annual salary or hourly rate? Does education make a difference in salary? Job Benefits & Job Drawbacks What are the

of stion Which art style captures real people and the common, ordinary subject OA. Realism O.B. Romanticism O C. Impressionism OD. Neoclassicism

Research two different examples of Distributed Denial of Service (DDoS) attacks in the real-world and identify the likely method of attack (e.g., SYN flood) to the best of your ability. Briefly describe the two attacks and then describe what defenses or methods you would use to prevent or defend against those attacks if you were charged with

grep "DROP" pae2.log | grep "DPT =4242" | grep "SRC=192.165.52.1" -m1 >> m.log I understand that it is sorted and appending to a file m.log, but what is that -m1 for?

c) Consider the same VoIP application in part b. How much data is transmitted by this application in the course of one minute if the generalization of piggyback lower quality stream is implemented: i.e. packet number in a stream carries the low-quality copies of packets number and . For the sake of simplicity assume that the first packets in each

Research a network management product or tool of your choice. Describe the product or tool. Please provide a paragraph explaining the tool.

What message does the author deliver in paragraph 16 of "Attention dual citizens: Canada can no longer afford our divided loyalty" by Rudyard Griffiths, and what is the purpose of of the paragraph?

Describe an algorithm to generate G2 from G1. [12 marks] How could this algorithm be used to generate the transitive closure of a graph given its adjacency matrix? [5 marks] What is the cost of this transitive closure algorithm in terms of n and m, where m is the maximum path length in the transitive closure? [3 marks] 9 Graphics II When

1. Please share a previous experience of I.T security outsourcing (if there is any). 2. benefits and risks of outsourcing I.T security services ( real world examples)

Choose an optimization problem from any field. Formulate x,Fx,Gx.Use 4 iteration of Genetic algorithim to solve the problem.show each step.

The financial and reputational costs associated with legal non-compliance make it clear that legal compliance and adherence to best practices need to be addressed at a senior managerial level. In your small group, discuss the types of questions that you could ask your chosen organization's senior managers and general counsel to gauge the

Management, monitoring, and control solutions that could enable a Network Operations Center to ensure ongoing success. Remote users that work from home on company laptops. A diagram to show a sample remote laptop configuration at an employee's home.

Describe the exposed terminal problem and how (if at all) IEEE 802.11 basic access or 4-way access (RTS/CTS) address the issue?

What change will you carry out, if required? Provide rationale for the aspect and modification needed to make the network redundant, if you needed. The network displayed shows a stacking device at each location. What is the importance of this stacking device? A good example of a stacking device is Cisco Catalyst 3850.

Network Specifications: Primary business site One office should be used as the Communication Room (comms room) There should be at least 15 workstations which must include one for the reception and conference room respectively. In the comms room, there is a need for at least one hardware firewall to be connected to the border router and the main

the following question. C)Suppose the server uses HTTP 1.1 and the client requests 1 large object (O1) whose size is exactly equal to 5S and 3 smaller objects (O2, O3, and O4 as shown in P52 of CSCI525- Application Layer.pdf). Show the interaction between the client and the server and determine the delivery delay of each object (that is O1, O2,

Rate monotonic (RM) and earliest deadline first (EDF) are two popular scheduling algorithms for real-time systems. Describe these algorithms, illustrating your answer by showing how each of them would schedule the following task set. Task Requires Exactly Every A 2ms 10ms B 1ms 4ms C 1ms 5ms You may assume that context switches are instantaneous.

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Select the appropriate port number, process name, and Protocol. Port Process Name Protocol used Used for 25 x FTP TCP File transfercontrol 22 20 x x TELNET TCP Unencrypted control of remote computers SMTP TCP Outgoing email messages x x TCP xSimple file transfer Port Select the appropriate port number, process name, and Protocol. Process Name

A WLAN architecture in which all AP in the network can be deployed on one channel in either the 2.4 GHz or 5 GHz frequency bands. Uplink and downlink transmissions are coordinated by a WLAN controller on a signal 802.11 channel in such a manner that a. Airtime fairness b. Fast secure roaming (FSR) c. Single channel architecture (SCA) d.

Test switch-to-switch connectivity, access ports and loop prevention for the virtual local area network (VLAN) based solution To test switch-to-switch connectivity for the VLAN based solution, you must perform using Packet Tracer (File is provided below): To test access ports for VLAN based solution, you must consider the following configurable

A Domain Name Server serves the following function(s): The choices are all correct It provides security to messages transmitted over the internet It utilizes routers to send messages across the internet It performs translation between the web site name and a unique IP address It determines which path a message is sent over the internet

computer sends document to network printer what protocol suite will be used

Discuss the step-by-step instructions that can be used to help craft clear and concise directives. The instructions can include these critical elements such as audience analysis, message determination, and clear and concise writing. Kindly include references. Thank you

Configure the Wi-Fi network connection to obtain IP and DNS addresses automatically

14. When you enter a Cisco router's CLI, which command mode do you start in?a.Privileged EXEC b.Global configuration c.Interface configuration d.User EXEC

WHAT ARE THE TOOLS OUTSTANDING FEATURES IN COMPARISON WITH OTHER TOOLS?

Which service can be used to connect Azure SQL databases to Azure virtual network a. NSG b. Service peering c. Service endpoints d. ExpressRoute

1. At least 1 server (service) running on a Windows platform, 2. At least 1 server (service) running on a Linux platform, 3. At least 1 desktop computer, running on either Windows or Linux platform, with applications (at least): OpenOffice or LibreOffice and (you will have to find out and decide), 2 types of browsers, a sound editing application,

Using VLANs" - This week we discussed Using VLANs what is a VLAN? What role if any can VLANs play in securing a network? If you were a network architect what are some typical VLANs that you would configure and what devices would you place into each VLAN

Suppose you want Workstation1 to be a member of VLAN 2. Where would you configure this? a. On Workstation1 b. On the switch to which Workstation1 connects c. On the server used for authentication d. On the nearest router

You plan to install the latest version of MDT on a Window Server 2022 server named Server1. You need to identify setup prerequisites before installing MDT. What should you install first on Server1 to support your MDT deployme

Here is a typical sequence Note 1. Web request trusted network firewall 4. DB query (fwwd) 8. Web response (fwdd) 5. DB response DB server 2. Web request (fwdd) 3.DB query (fwdd) 7. Web response Each requestresponse may have multiple parts. DMZ Web server 6. DB response (fwdd) Note Networking hardware (routers, switches, etc) not shown. 27

As your company is shifting away from providing computers, they are also analyzing communication technology. Whatare theleast secure methods to communicate via phone and computer? Which OS would you prohibit your employees from using?

You are responsible to complete a lesson plan on music. Each lesson plan is worth 50 points. Please use the template provided CD 3 Lesson Plan Template-2.docx When completing a student learning objective (goal), use a behavioral verb from this listBehavior Objectives -1.pdf. Make sure you select a verb from the music category. All objectives

10. (20 points) Let 01, 02, 03 be the Pauli spin matrices. Is the 4 x 4 matrix a density matrix (14 0101 102020303) (25) 11. (20 points) Consider the GHZ entangled state in the Hilbert space CC C C, 12) ((6) (9)(A)) (26) 5 with the density matrix being p ) (1. Calculate the partial trace PB trA(P) with respect to the basis 12 ()(9) (27),Let H

Percentage of NonCompliant Intervals 100.00 Baseline Treatment Reversal Treatment 80.00 60.00 40.00 20.00 0.00 0 2 4 60 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 Sessions,120 Baseline Intervention 100 80 60 40 20 o 120 100 80 60 40 20 10 o 10 15 120 100 80 60 40 20 Sessions 10 15 Devante Mark Trevion

R3Using the attached Packet Tracer File, compete the following items. Using the information in the packet tracer file correctly subnet the using the host count identified in the packet tracer Turn on all interfaces and identify all ports that will be used (i.e. drawl out a digram) Using the Starting IP of 192.168.0.0, subnet and build out the

make a step-by-step explanation that demonstrates the step by step procedures in creating a Traffic Congestion Simulation. Please explain these steps. Please Include the packet tracer file.

Which DNS name resolution is needed for peer-to-peer connectivity when the computer is located on private networks, such as single-subnet home networks

A site to site VPN would use which encrypts A Tunnel mode-the entire original packet including the headers B Tunnel mode-only the payload of the packet and uses the original header Transport mode - the entire original packet including the headers Transport mode-only the payload of the packet and uses the original header

Establish a connection to a secure wireless network. Drag the USB wireless adapter from the Shelf to a USB port on the back of your computer. Connect to the wireless network using the following information: Network Name: Apt-34 Connect automatically: Enabled Network Security Key: @SecurePlace

You are creating a VLAN for voice over IP (VoIP). Which command should you use? Answer switchport voice vlan [number] switchport vlan voip [number] switchport voip vlan [number] switchport vlan voice [number]

what is a fiber optic modular interface and what is the purpose of its servers

which version of cisco packet tracer are used by course hero. Because the file they send me is not opening with my current cisco packet tracer version provide link for that cisco packet tracer version who used by course hero tutors so that i can open their link in my laptop specify version number as well like i have version number 7.3.0

Channel 1: For what value of is the capacity of this channel minimal? What is the channel capacity in that case? --------- Furthermore, informations below can be guide but to be optional ---------------- [2 marks] 8 CST.2019.15.5 5 Computer Vision Explain the Bayesian approach to solving problems in computer vision. Explain the notion of an

Cybersecurity professionals must be able to reduce the vulnerability of an organization's network by designing a secure network. Part 1 Secure network architecture design for a fictional company: Design a corporate infrastructure diagram in Visio or another network mapping tool (this deliverable must be readable by your professor; Cisco Packet

necting to the internet in the cisco packet... I need help con necting to the internet in the cisco packet tracer: Design the following configuration: LAN 1 1 Switch with 5 gig ports 4 PC's using ethernet adapter 2 Laptops using Wireless Adapters 1 Access Point LAN 2 2 2960 switches connected between them on port Gigabit Ethernet 0/2 5 Computers

Please work these problems on a separate sheet. The solutions must include some kind of justification (such as the steps how to obtain it, or explanations). 34) a) Compute the Taylor polynomial for cos(x) of degree 6, centered at a 0. b) Compute the Taylor polynomial for log(x) (natural logarithm) of degree 4, centered at a1. c) Compute the

Subject: Computer Network Note: Please answer inown words. copy from internet will very unhelpful for me. Question: What are the operational differences between POP and IMAP email accessing protocol?

Explain why DNS is implemented as distributed database? Note: please answer in own words. copy from internet will unhelpful.

networsksss [4 marks] (c) Write down a HOPLA term realising the parallel composition of PCCS. Use this to give an encoding of PCCS into HOPLA, specifying a HOPLA term JPK for every PCCS term P. [Hint: The realisation of parallel composition should be the same as that of the encoding of pure CCS into HOPLA.] [5 marks] (d) Use the rules of HOPLA to

11. Now we will configure and implement the IPv6 ACL What router and what interface would we configure the extended ACL on and in what direction

PC21 PC22 Server23 Switch2 Ruter2 Router3 Router4 DCA2 Server43, Router1 PC11 Switch PC12 Server13

An attack has been detected in your network system by one of the network engineers. Analyzing the attack, you come to know that the system was accessed through one of the switches where the hacker fed his own VLAN (Virtual Local Area Network) traffic into the port and accessed the network. What kind of an attack has been experienced in this

make the topology like the one I attached for your help in cisco packet tracer and attach .pkt file . All info is mention below .just make the topology in cisco packet tracer and attach .pkt file. A CoursHeroTranscribedText

SWITCH 1 SWITCH 2 ) 8 SWITCH SWITCH 4 SWITCH 5 38 8 8 8 8

Home Network Design Project Information You have been contracted to install a new network in a house that is being built down the street. The Colonial-style house in which you will be installing a new network is essentially a large rectangular box. The first floor main living space is 32' by 54' with 10' ceilings, and a small 10' by 8' porch. The

Please help me do UTAUT(performance expectancy, effort expectancy, social influence, and facilitating conditions) analysis on cyber security analytics

Today's electronic gadgets would probably leave Americans of a century ago breathless. How can today's media landscape help us understand what might await us in years to come? What will the future of American media and culture look like.

Which commands will show the routing tA computer has the destination's IP address. The computer has determined that the destination is not on its network. What address does the computer send the packet to?able on a Windows computer

2 Unitary Transforms and Quantum Gates 4. (15 points) Show that the magic gate below is an unitary gate M 1 1 0 0 2 00 2 1 200 21 100 (7) 5. (20 points) Show that if we apply the quantum Fourier transform 2121 1 UQFT e 2 127kj 2 (k) (il j0 k0 to the following state in Hilbert space C (n 3) 120) j0 cos(2j8)j), the resulting state will be given by

The mathematical model of the plant of a twoinput, twooutput temperature control system is given below x Ax Bu y Cx 0.1 0 A 100 B C 0 100 0.10.1 For the computer control of this system, obtain the discretetime model of the plant. Sampling period T 3 seconds.,Subject Transport Operation and System Management Solve these problem Conduct a

Describe the purpose and four typical functions of a root kit. You may use this reference for the question [6 marks] 9 (TURN OVER) CST.2014.4.10 9 Security I Block ciphers usually process 64 or 128-bit blocks at a time. To illustrate how their modes of operation work, we can use instead a pseudo-random permutation that operates on the 26 letters

b. Find out about the communication paradigm of IP Multicast. Describe how IP multicast routers may optimize the use of communication bandwidth so that a file uploaded to the network only once may be distributed to and downloaded by many receivers

Name and fully describe five (5) methods that Network Managers should include in their operations to design a network that is highly available, operates at appropriate capacity levels, uses policies that take effect when the network is busy, detects and responds to faults. Include hardware devices, software applications and agents Recommend

6. West and Main a. Which router is the DR? BDR? ___Router DR is Main and Router West is BDR b. What is the router ID of Main? West? East? Router ID of Main is 210.42.93.65 Router ID of West is 172.16.13.1 Router ID if East is 172.16.13.193 c. What is the network type for this connection? The network type is Broadcast

Does a multicasting router need to know how many subscribers are on a network that it connects to for a multicast group? Explain

In original - Explain how the hardware and operating system support for paging combine to prevent one process from accessing another's memory. THE THINGS TO CONSIDER ANSWERING THE QUESTION Decrypt the ciphertext "BSMILVAO" using cipher-block chaining. It may be utilized to a sentence structure analyser taking a token stream as information Data

Why do we see two static routes on the R1 router and only one on R2 and R3 routers

Describe how to assign Godel numbers to -terms and explain the notation pMq. Describe an application of these techniques. [3 marks] Present a -term iszero, such that iszeropMq = true if M = 0 false if M 6= 0 or prove that no such term exists. [7 marks] 4 CST.93.5.5 10 Computation Theory Show that there is no way of deciding by algorithms whether a

Convert the following real base 10 numbers into IEE754 floating point number format... 45.25 10 -128.0625 10= 21.3 10 (note this is tricky!) Convert the following numbers from IEEE754 floating point format to decimal real numbers 0x8B49 0000

Example Problem Suppose we have an IP network as shown below, where a router R connects two Ethernet LANs. Assume that initially ARP caches at all nodes are empty. B R Router 2 LAN 1 LAN 2 Consider that A has a datagram to send to B. What will be the sequence of ARP requestresponse packets and IP datagrams sent in the network. List the

When a host is receiving a routed packet, IP checks the packet at the network layer to confirm that the __________ matches. a.) CRC b.) subnet mask c.) IP address d.) MAC address