How will you display the active TCP connections? Write the command and attach the screenshot.

Q: Which file would you modify to permanently change the TCP/IP address of the firstwired NIC on a…

A: File permanently changing the TCP/IP address Users can edit the file…

Q: Which VLAN on a switch manages untagged frames?

A: Virtual Local Area Network managing untagged frames Virtual Local Area Network (VLAN) is a logical…

Q: What is the command used in Cisco switch to make an interface full duplex?

A: Required: What is the command used in Cisco switch to make an interface full duplex?

Q: How will you find out the DNS server information? Write the command and attach the screenshot.

A: To find out the DNS used by your PC follow the below steps: Go to start Type cmd Open command…

Q: Please describe the steps when using Kali Linux and NMAP/Wireshark to scan and show for open remote…

A: The question has been answered in step2

Q: Install and compile the Python programs TCPClient and UDPClient on one host and TCPServer and UDP…

A: Install and compile the Python programs TCP Client and UDP Client on one host and TCP Server and UDP…

Q: If you're unable to connect via SSH to your EC2 instance, which thing should you check and possibly…

A: Question is asking for solution to resolve the connectivity issue in EC2 instance.

Q: . Discuss the limitations of Send () and Receive () methods, what happened if we will use connect…

A: Answer :- The limitation of Send () and Receive () methods are :  Limiting the packet send rate also…

Q: I ran the ipconfig command on my computer and it reports an IP address 169.254.75.10 on the ethernet…

A:

Q: How do you read a data packet from a UDP port using recvfrom in C programming language? The data…

A: A UDP port can be read of data using the "recvfrom" function. The socket descriptor and a flag…

Q: Metasploit: What command would you use to choose the following payload? (Provide the full command).…

A: Answer: Because Metasploit has so many payloads, choosing which ones to employ for certain…

Q: How can you make tcsh always display the pathname of the working directory as part of its prompt?

A: tcsh is a C Shell used in Unix/Linux operating system. It is an updated version of the UNIX C shell…

Q: What comes immediately after the Ethernet Header?

A: Packets starts building at application layer (topmost layer) and goes downward and as it goes…

Q: What do you observe when sending characters between two computers using a null modem cable through…

A: When using the HyperTerminal program to send characters between two computers through a null modem…

Q: Which information is found in both the TCP and UDP header information? O Sequencing Flow control O…

A: Which information is found in both the tcp and udp header information?

Q: If you needed to send data from a remote dient to a server quickly, would you choose UDP or TC? Why?

A: Answer:

Q: What parameter can be added to the netstat command so that you can see what programs are using a…

A: To be determine: What parameter can be added to the netstat command so that you can see what…

Q: How would you describe the router's boot-up procedure?

A: Let us see the answer Introduction  Firstly we will discuss what is router  Router:- A router is a…

Q: What is the purpose of the switch keyword in React Router v4?

A: ReactJS is a javascript library used to build single-page applications.  Routing is implemented in…

Q: ypical scenario where the TCP three-way handshake is vulnerable? When sending a video file via an…

A: Introduction: Both the sending and receiving devices must be synchronised before they can begin…

Q: Is it possible to open several tabs on your browser at the same time? Creating a large number of TCP…

A: Yes, It is possible to open several tabs on your browser at the same time. Isn't it better if you…

Q: What is an example of a very simple network setup using the OSI model and another using the TCP…

A: Answer: web browser such as Internet Explorer is the example of a very simple network setup using…

Q: Which command is used to give a description for an interface in Cisco router?

A: Explanation: Description command is used to give description for an interface in Cisco routers.…

Q: What words would you use to describe the router's boot-up procedure?

A: Introduction: A router is a piece of networking equipment that links two or more packet-switched…

Q: You plug a host into a switch port and the host receives an IP address but the user can’t get to the…

A: Internet Protocol (IP) A computer on the local network or the internet is identified by its IP…

Q: What is the difference between a layer 2 and layer 3 switch? If you were to buy a switch which one…

A: Given: What is the difference between layer 2 and layer 3 switches? If you were to buy a switch…

Q: Suppose you see multiple TCP connections on your workstation in state FIN_WAIT_1. What is likely…

A: Explanation:   FIN_WAIT_1 occurs when a connection sends an termination request and this request…

Q: How should TCP handle the lost packet? Mention the name of the method you used. Explain why did not…

A: In TCP sender sends the packet to receiver and waits for the acknowledgment.when the sender does not…

Q: What type of iptables chain targets traffic that is destined for the local computer?a. INPUTb.…

A: iptables chain targeting traffic A firewall can be used for ensuring that network services are…

Q: A client PC has two simultaneous connections to the same webserver application program on a…

A: The answer is as follows.

Q: On a 2960 switch interface, the command is used to configure a trunk port?

A: Introduction: A trunk port is a form of switch connection that is used to connect a VLAN-aware guest…

Q: Which of the following fields exists in the UDP and TCP segment as well: (A Sequence number B)…

A: Field in TCP source port destination port sequence number Acknowledgement number  header length…

Q: A network engineer will use the show cdp neighbour command on a number of network devices when…

A: Introduction: Show CDP neighbor command: Datalink(layer 2) layer protocol Help to view all directly…

Q: What is the boot-up procedure for the router?

A: INTRODUCTION: BOOT-UP: To boot is to power on a computer system and load the startup services until…

Q: When you write socket code, why do you use TCP and UDP? Is there a different way to write code for…

A: Why do we use TCP and UDP in socket programming TCP is reliant on the unreliability of IP. All of…

Q: By checking which section of a TCP packet one can identify if it is a TCP packet for opening the…

A: - The question wants to know by looking at which section of a TCP packet we can identify if TCP…

Q: Which of these is used to trigger retransmissions in TCP protocol ?

A: Triggering retransmissions in TCP protocol The sender of TCP depends upon the incoming duplicate…

Q: Can you set your window to open several simutaneous Web site connections? What are the benefits and…

A: TCP  is one of the most widely used Internet protocol. The main feature of TCP is that it it…

Q: On your computer's desktop, you see a lot of TCP connections in the FIN WAIT 1 state. Are there any…

A: TCP FIN wait: When the server has an active connection with a client and wishes to terminate the TCP…

Q: Which protocol is used the majority of the time when bonding ports between busy server and a switch?

A: Which protocol is used the majority of the time when bonding ports between a busy server and a…

Q: Let's say you've seen a lot of TCP connections on your desktop that are in the FIN WAIT 1 state.…

A: Definition: The most typically stated obstacles were class size, learner characteristics…

Q: What protocols are used to configure trunking on a switch?

A: What protocols are used to configure trunking on a switch?

Q: Which of the following techniques is the best fit for monitoring traffic on switches with large…

A: The answer as given below steps:

VLAN

VLAN stands for Virtual Local Area Network, and it is created from one or more local area networks. A Virtual Local Area Network (VLAN) is a customized network made up of one or more LANs. It allows a set of devices from different networks to be converted into a single logical network. As a result, a virtual LAN that is managed similarly to a physical LAN emerges.