Alice (You) = @hello.ac.id Bob = @gmail.com   How does DNS work on your computer to get IP mail server? How does iterative resolution get the IP mail server?

Q: How does SMTP mark the end of a message body? Alice sends an email to Bob, but Bob’s mail server is…

A: Actually, given information regarding SMTP

Q: TRUE or FALSE? When a message is broken into packets for transmission over the Internet, it is…

A: When an individual sends a message over the internet, special software uses TCP rules to split the…

Q: Suppose a user has a webserver running at a machine with the name www.nadir.edu.net.pk and IP…

A: Suppose a user has a webserver running at a machine with the name www.nadir.edu.net.pk and IP…

Q: Suppose a user has a webserver running at a machine with the name nadir.edu.net.pk and IP address…

A: According to the information given:- Domain Name(user):- nadir.edu.net.pk IP address 10.10.10.10…

Q: Use nslookup or a similar tool to lookup the hostname that maps to the IP address 169.226.63.109.…

A: Given: Lookup the hostname that corresponds to the IP address 169.226.63.109 using nslookup or a…

Q: Suppose a user has a webserver running at a machine with the name nadir.edu.net.pk and IP address…

A: 1. First it sends DNS query to local DNS server what is ip address of nadir.edu.net,pk?

Q: ICMP runs on top of UDP True False QUESTION 32 ARP translates…

A: I have given an answer in step 2.

Q: A webpage consists of an index file and 27 JPEG images, and all of these objects reside on the same…

A: Hello Student, hope you are doing well, I will be trying my best to explain and fulfill your query.…

Q: Question 2: Suppose now one person connect to the Internet, and want to download the home page of…

A:

Q: What is the difference between network applications and application layer protocols?         Both…

A: Part(a) A network application is basically a broad category while the application layer protocol is…

Q: Find the class of the following two IP addresses (both are classful addresses), as well as their…

A: Given IP address -  a. 104.37.3.6 b. 208.34.54.12

Q: 14) __________ refers to the combination of HTTP and SSL to implement secure communication between a…

A: B) HTTPS

Q: 4. In one of the pairs of protocols given below, both the protocols can use multiple TCP connections…

A: Correct answer is #1.   HTTP: is a request-response protocol used for transporting information…

Q: By using routing, the AS gets rid of the packet as inexpensively as possible. 1) distance vector 2)…

A: By using ____ routing,the AS gets rid of the packet as inexpensively as possible.

Q: Q7. Suppose we have the following IP addresses for two different organizations, we have to create 5…

A: a. 17.23.120.8 The range of first octet of Class-A network = 0-127 So, the above IP address falls in…

Q: True or false? HTTP response messages never have an empty message body

A: Response messages in HTTP do not have an empty message body. Hence, the given statement is "False".

Q: Given a classful IP address 138.112.25.60 and the mask 255.255.255.240,  is it subnetted?

A: The Answer is

Q: A station in a network forwards incoming packets by placing them on its shortest output queue. What…

A: A. hot potato routing (Correct answer)   Hot potato routing is a routing method that allows packets…

Q: QUESTION 21 It is possible for two UDP segments to be sent from the same socket with source port…

A: User datagram protocol: The user datagram protocol is the protocol that is an alternative to the…

Q: 2) Consider the following snapshot that were captured by Wireshark when the reply sent from the…

A: A HTTP reply from a server is captured having several details. Based on that, we have to answer some…

Q: Eeple 12 A TCP machine à sending windows of 6 yes er e1 channel shat has a ec y dele Wher ke masima…

A: The answer is given below:-

Q: Look over your received e-mails, and examine the header of a message sent from a user with a .edu…

A: Examining header of a message: “Yes”, one will be able to see the sender's IP address for a user…

Q: Choose the resource record of DNS Server which represents the IPV6 address 2005:1421:34:56D::5 in…

A: Hey there, I am writing the required solution based on the above given question. Please do find the…

Q: Write the following Windump capture filter expressions to cap- ture traffic: a) from a range of IP…

A: Answer: I have given answered in the handwritten format

Q: Suppose Alice with a Web-based e-mail account (such as Gmail) sends it message to Bob, who accesses…

A: Alice-> HTTP ->Web-based mail server-> SMTP-> Mail server for Bob ->POP3 ->Bob.

Q: Use the Wireshark packet list display window, shown below, to answer the following question. Source…

A: The fundamental occupation of a web server is to show site content through putting away, handling…

Q: Identify the classes of the following IP addresses by placing an A, B, C, D, or E next to the IP…

A: Please find the answer below :

Q: mestion 5: A small Local Area Network (LAN) has four machines A, B, C and D connected in the…

A: Introduction :Given , Network Topology as :We have to find the utilization of LAN 1 and LAN2.

Q: 34. Which of the following algorithms is not a broadcast routing algorithm? a. Flooding b.…

A: Given: 34. Which of the following algorithms is not a broadcast routing algorithm? a. Flooding…

Q: In FTP, _______ is the service type used by the IP protocol because this is an interactive…

A: File transfer protocol (FTP) is a set of rules that computers follow for the transferring of files…

Q: Which of the following represents the Well-known UDP Port Number for Trivial File Transfer Protocol?…

A: option a : 1023 Port number 1023 is Reserved for Operating system usage. Hence this option is…

Q: HTTP persistent a. Create signal TCP connections. b. Create one connections only. c. None is true.…

A: Please find the answer below

Q: 2 B- 5 <?php // Variable to check = "2001:0db8:85a3:08d3:1319:8a2e:0370:7334"; Sip e // Validate…

A: It is defined as Hypertext Preprocessor (PHP) is a programming language that allows web developers…

Q: DNS looking up happens once every 10 minutes, and each time the HTTP file references 8 objects, how…

A: Given that if DNS looking up happens once every 10 minutes, and each time the HTTP file references 8…

Q: 2.2-8 A detailed look at an HTTP reply. Suppose now the server sends the following HTTP response…

A: Yes, the server will close this connection because version 1.0 of HTTP is being used, and TCP…

Q: 3A. A DNS client is looking for the names of the computer with IP address 132.1.17.8 and…

A: DNS makes an interpretation of room names to IP addresses so undertakings can stack Internet assets.…

Q: Use nslookup or a similar tool to lookup the IP address of web.albany.edu. What is the IP address…

A: NSLOOKUP is the one of the tool used to obtain a domain name via command line interface receive IP…

Q: The following are features of the Internet (Check all that apply): O It is a packet network Routers…

A: Internet is a network of all the computers that are connected together worldwide.

Q: What is the CIDR Netblock of the following IP Addresses:   206.174.208.53   200.111.181.135…

A: What is the advantage of mappingWhen you perform a scan we will create a map that gives you a list…

Q: What is the CIDR Netblock of the following IP Addresses: 206.174.208.53 200.111.181.135…

A: What is the advantage of mappingWhen you perform a scan we will create a map that gives you a list…

Q: 13. Consider the two HTTP messages shown below (A & B): a. What is the type of each message? i. A is…

A: Here is the one sender and one receiver and communication can be done. Sender - A  Receiver - B

Q: Addresses starting with fe80 are called link-local IPv6 addresses. Is it true or false?

A: Required: Addresses starting with fe80 are called link-local IPv6 addresses. Is it true or false?

Q: Addresses starting with fe80 are called link-local IPv6 addresses. Is it true or false?

A: The first 16 bits of the link local IPV6 addresses are 1111 1110 1000 0000

Q: Addresses starting with fe80 are called link-local IPv6 addresses. Is it true or false?

A: your question is  Addresses starting with fe80 are called link-local IPv6 addresses. Above statement…

Q: The given IP address 223.0.0.1 belong to which class. Select one: O a. None O b. E С. С O d. A O e.…

A: The given IP address 223.0.0.1 belongs to which class:-

Q: Suppose that Bob receives a PGP message from Alice. How does Bob know for sure that Alice created…

A: A PGP message is a digitally signed message that uses the Pretty Good Privacy (PGP) e-mail…

Q: Suppose that Bob receives a PGP message from Alice. How does Bob know for sure that Alice created…

A: Required: Suppose that Bob receives a PGP message from Alice. How does Bob know for sure that Alice…

Q: How many layers make up the Internet Protocol stack? 5 7 8 10 Consider an HTTP client wants to…

A: Q1. Following are the layers in the internet protocol stack: Application layer Transport layer…

Q: Find out the classes of the given IP address and justify your answer 1. 209.34.54.12 2. 239.34.221…

A: IP-address stands for Internet Protocol address which is given to a device on a computer network to…

Q: What is the subnet mask of the smallest subnet that will accommodate 63 hosts? Blank 1

A: Given: Find subnet mask?