A DNS zone transfer occurs over which of the following ports? UDP 67 O UDP 123 О ТСР 53 O TCP 110 Submit Response Question 11 Select the appropriate response A continous level of network availability has_ of down time per year. O Minutes 5 Minutes 10 Minutes 3 Minutes Submit Response Question 12 Select the appropriate response Which of the following describes the loss of signal strength as a signal travels through a particular medium? Attenuation Crosstalk EMI O Chatter Submit Response v

Q: An upper-layer packet is split into 10 frames, each of which has an 80 percent chance of arriving…

A: The statement given:- The upper layer packet is split into 10 frames, and the 80% chance of arriving…

Q: There's a good reason why an ARP inquiry travels in a broadcast frame. ARP replies are always sent…

A: The following is an explanation for why it is necessary to submit an ARP request as a broadcast…

Q: It is said that IPsec may not work with Network Address Translation (NAT) (RFC 1631). However,…

A:

Q: Identify TCP/IP protocols and port numbers introduction i instruction invertory notepad magnifier 8…

A: Port numbers are assigned by the Transport layer based on the type of Application layer protocol we…

Q: If a link can transmit bits onto a transmission medium at 90 Mbps and a single packet is 9000 bits,…

A: In order to calculate the packets per second transmission: The formula would be:  Transfer rate(in…

Q: (a) IPsec uses ESP transport mode. (b) IPsec uses ESP tunnel mode. (c) What if we use PAT (Port…

A: IPSec (Internet protocol security) is a type of algorithm which provides security to data from…

Q: 37. Protocols where data are exchanged in an unplanned manner without prior coordination between…

A: Protocols where data are exchanged in an unplanned manner without prior coordination between…

Q: QUESTION 19 DNS is a scalable protocol True False

A: As per bartleby guidelines I am solving first question only.

Q: 2400 bits is The messag yer which a y the netwo er. Networl

A:

Q: Which is the importance of the identification field in the IP Packets

A: Introduction: Which is the importance of the identification field in the IP Packets The IP header is…

Q: TCP's transport layer handles end-to-end error handling. Error detection and rectification at the…

A: Error detection and correction are essential components of reliable communication in computer…

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

A: I have given an answer in step 2.

Q: Host A and Host B are connected by a single 2 Mbps (Megabits per second) link that has a propagation…

A: The answer is..

Q: n a network using datagrams, a new route is calculated _____.

A: c.for every packet

Q: Question 1 Select the appropriate response In which of the following layers of the OSI model does…

A: Given questions are multiple choice questions and we provide both correct answer explanation and…

Q: A TCP segment consisting of 1460 bytes of data and 20 bytes of header is sent to the IP layer, which…

A: We need to convert the bytes into bits for simplicity. See below steps.

Q: Suppose there are two ISPS providing WiFi access in a particular café, with each ISP operating its…

A: The Answer start from step-2.

Q: If there are 1,000 packets in a queue, each packet contains 1,000o bytes, and the transmission bit…

A: No. of packets = 1000. Size of each packet = 1000 bytes. Total size to  transfer = ( 1000 * 1000 =…

Q: A designated router is elected on any ethernet subnet where OSPF is used. True O False

A: answer is

Q: Suppose there are two ISPS providing WiFi access in a particular café, with each ISP operating its…

A: A) The two APs will typically have different SSIDs and MAC addresses.A wireless station arriving at…

Q: Dont answer if not known accurately and without knowledge If answer from other source of another…

A: Given: Dont answer if not known accurately and without knowledge If answer from other source of…

Q: Find the operating frequency that allows 481-byte packets to run at line rate if the port speed is…

A: In the given question operating frequency need to be found i.e number of bits generated per unit…

Q: QUESTION 2 Select the protocols below that provide a reliable connection. OLAP-F TCP IP UDP

A: A computer network refers to interconnected computing devices that can exchange data and share…

Q: Q3 TCP's protocol includes eight 1-bit control flags. Select each of the flags that are set at some…

A: Here  we write some points for these TCP flags:…

Q: TCP provides full-duplex, connection-oriented, and reliable transport layer delivery services.…

A: Given,TCP provides full-duplex, connection-oriented, and reliable transport layer delivery services.…

Q: If there are x number of devices that are wanting to transmit during a slotted Aloha protocol, what…

A: ALOHA is a multiple access protocol for transmission of data via a shared network channel.

Q: Suppose that an 11-Mbps 802.11b LAN is transmitting 64-byte frames back-to-back over a radio channel…

A:

Q: An upper-layer packet is split into 10 frames, each of which has an 80 percent chance of arriving…

A: The probability of getting a frame undamaged is 80% or 0.8. The chance of getting 10 frames will be…

Q: An upper-layer packet is split into 10 frames, each of which has an 80 percent chance of arriving…

A: Upper Layer Protocol  :- The physical layer handles the transformation of binary ones and zeros into…

Q: The functions of dynamic routing protocols are: O determining the default gateway O determining the…

A: Dynamic routing is a networking technique that provides optimal data routing.…

Q: An upper-layer packet is split into 10 frames, each of which has an 80 percent chance of arriving…

A: We need to find the number of times to get entire message correct.

Q: As far as we are aware, TCP is responsible for transport-layer error handling from end to end.…

A: Many communications become muddled by background noise while being sent, or data may sometimes…

Q: Each layer in a TCP/IP envelope:

A: TCP/IP is a 5 layer architecture defined to send information from source to destination.  The 5…

Q: The MTU for IP packets on 100 Mbps Ethernet is typically set to 1500 bytes. A typical IPv4 header…

A: According to the information given:-We have to follow the instruction in order to calculate and get…

Q: As the name implies, ARP only works inside a single network. The question is whether or not ARP…

A: One of the most significant protocols of the network layer in the OSI model is the Address…

Q: Suppose there are two ISPS providing WiFi access in a particular café, with each ISP operating its…

A:

Q: of any possible trailer is 40 bytes, what would be the overall efficiency of the networki percentage…

A: Total number of layer in TCP protocol is 4. Thus here every one of 4 layer is going to add 60B of…