7. What is required for an 802.3 frame to travel through an 802.11 network? a. Nothing...
7. What is required for an 802.3 frame to travel through an 802.11 network?
a. Nothing special is required
b. Encryption is required
c. BLOB data type is required
d. Encapsulation is required
Homework Answers
7. b encryption is required
explanation in 802..11 data frame are encrypted before transmission as compared to 802.3 so encryption is needed
Add Answer to:
7. What is required for an 802.3 frame to travel through an
802.11 network?
a. Nothing...
In this lab, we’ll investigate the 802.11 wireless network protocol. Follow the instructions and answers questions...
In this lab, we’ll investigate the 802.11 wireless network
protocol. Follow the instructions and answers questions 7 - 10.
http://gaia.cs.umass.edu/wireshark-labs/wireshark-traces.zip
In this lab, we'll investigate the 802.11 wireless network protocol. Before beginning this lab, you might want to re-read Section 6.3 in the text. Since we l1 be delving a bit deeper into 802.11 than is covered in the text, you might want to check out "A Technical Tutorial on the 802.11Protocol," by Pablo Brenner (Breezecom Communications) http://www.sss-mag.com/pdf802_11tut.pdf, and "Understanding...
Plz answer 27 to 40 flooding the network with 27. Which of the following is a...
Plz answer 27 to 40
flooding the network with 27. Which of the following is a type of denial-of-service attack that involves broadcast messages that contain a spoofed source address of an intended victim? a. packet storm b. broadcast flood c. smurf attack d. half-open SYN attack 28. When would you most likely NOT choose to use a leased line connection? a. when high-quality, 24/7 access is needed b. for mission critical applications c. when fast upstream as well as...
14. TKIP/RC4 encryption adds an extra of overhead to the body of an 802.11 MPDU. A....
14. TKIP/RC4 encryption adds an extra of overhead to the body of an 802.11 MPDU. A. 16 bytes B. 12 bytes C. 20 bytes D. 10 bytes E. None of the above 15. An HT client STA is transmitting to an HT AP using modulation and coding scheme (MCS)#12 that defines 16 - QAM modulation, two spatial streams, a 40-MHz bonded channel and an 800 ns guard interval to achieve a data rate of 162 Mbps. According to the IEEE,...
Study Questions, thanks! QUESTION 17 Select the correct statement(s) regarding 802.11 WLANs. a. Operates over unlicensed...
Study Questions, thanks!
QUESTION 17 Select the correct statement(s) regarding 802.11 WLANs. a. Operates over unlicensed ISM frequencies b. Implements spread spectrum or OFDM techniques for better noise resistance and spectral efficiency c. Uses CSMA/CA since collisions are always possible d. All of the above are correct QUESTION 18 For 802.11 WLANs, the four frame exchange protocol is implemented to help avoid the hidden node problem. True False QUESTION 19 What are ways to increase data capacity on an 802.11...
1. In the IEEE 802.3 Ethernet standard, the MAC layer represents the physical layer specification, while...
1. In the IEEE 802.3 Ethernet standard, the MAC layer represents the physical layer specification, while the LLC layer describes the data link layer specification. True False 2. What is true regarding the IEEE 802.11 WLAN standard? a. to avoid the crowded ISM spectrum, 802.11 requires the use of licensed frequency channels b. both centralized and decentralized access methods are available in the 802.11 standard c. WLAN communications can only be accomplished using an AP d. there is no method...
1) What is the protocol developed for the wireless network communications? Explain. A) Wireless Encryption Protocol...
1) What is the protocol developed for the wireless network communications? Explain. A) Wireless Encryption Protocol (WEP) B) Wireless Application Protocol (WAP) C) Wired Equivalent Privacy (WEP) D) Wireless Session Protocol (WSP) 2) Consider 802.11 shared key authentication. Which of the following statements is false? Explain. A) If a device with the key is lost then the security for the entire WLAN is compromised. B) 802.1X requires shared key authentication. C) Real users and attackers with a shared WEP key...
10. In a network an IP address and prefix is given as 192.168.130.34/17. What is the...
10. In a network an IP address and prefix is given as 192.168.130.34/17. What is the subnet mask? (A) 0.0.127.255 (B) 255.255.0.0 (C) 255.255.128.0 (D) 0.0.2.34 11. In a network an IP address and prefix are given as 192.168.130.34/17. How many host addresses are there? (A) 34 (B) 32766 (C) 131072 (D) 2 12. One result of subnetting is that the size of the routing table in the routers is reduced (A) True (8) False 13. The port number is...
help with computer network questions 1. What is the difference between circuit switching and packet switching?...
help with computer network questions 1. What is the difference between circuit switching and packet switching? 2. What are the different layers in today’s Internet? Why do we create layers? 3. Suppose there is a 10 Mbps microwave link between a geostationary satellite and its base station on Earth. Every minute the satellite takes a digital photo and sends it to the base station. Assume a propagation speed of 2.4 * 10^8 meters/sec. a. What is the propagation delay of...
6. Consider the network below in which network W is a customer of ISP A, network Y is a custo mer...
6. Consider the network below in which network W is a customer of ISP A, network Y is a custo mer of ISP B, and network X is a customer of both ISPs A and C. a. What BGP routes will B advertise to Y? b. What routes will B advertise to C? c. What routes will C advertise to X? d. What routes will X advertise to C? てB 7. What field in the IP header can be used...
Question 7(1 point) An attacker to a network is using social engineering to attack a network....
Question 7(1 point) An attacker to a network is using social engineering to attack a network. This means which of the following? (Select all that apply) a b C d The attacker uses a dictionary attack. The attacker uses packet sniffing. The attacker claims to be from network support. The attacker is sifting through discarded trash. Question 8(1 point) The network administrator suspects that packet sniffing is being used to capture data packets in the network. The network administrator is...
In this lab, we’ll investigate the 802.11 wireless network
protocol. Follow the instructions and answers questions 7 - 10.
http://gaia.cs.umass.edu/wireshark-labs/wireshark-traces.zip
In this lab, we'll investigate the 802.11 wireless network protocol. Before beginning this lab, you might want to re-read Section 6.3 in the text. Since we l1 be delving a bit deeper into 802.11 than is covered in the text, you might want to check out "A Technical Tutorial on the 802.11Protocol," by Pablo Brenner (Breezecom Communications) http://www.sss-mag.com/pdf802_11tut.pdf, and "Understanding...
Plz answer 27 to 40
flooding the network with 27. Which of the following is a type of denial-of-service attack that involves broadcast messages that contain a spoofed source address of an intended victim? a. packet storm b. broadcast flood c. smurf attack d. half-open SYN attack 28. When would you most likely NOT choose to use a leased line connection? a. when high-quality, 24/7 access is needed b. for mission critical applications c. when fast upstream as well as...
14. TKIP/RC4 encryption adds an extra of overhead to the body of an 802.11 MPDU. A. 16 bytes B. 12 bytes C. 20 bytes D. 10 bytes E. None of the above 15. An HT client STA is transmitting to an HT AP using modulation and coding scheme (MCS)#12 that defines 16 - QAM modulation, two spatial streams, a 40-MHz bonded channel and an 800 ns guard interval to achieve a data rate of 162 Mbps. According to the IEEE,...
Study Questions, thanks!
QUESTION 17 Select the correct statement(s) regarding 802.11 WLANs. a. Operates over unlicensed ISM frequencies b. Implements spread spectrum or OFDM techniques for better noise resistance and spectral efficiency c. Uses CSMA/CA since collisions are always possible d. All of the above are correct QUESTION 18 For 802.11 WLANs, the four frame exchange protocol is implemented to help avoid the hidden node problem. True False QUESTION 19 What are ways to increase data capacity on an 802.11...
10. In a network an IP address and prefix is given as 192.168.130.34/17. What is the subnet mask? (A) 0.0.127.255 (B) 255.255.0.0 (C) 255.255.128.0 (D) 0.0.2.34 11. In a network an IP address and prefix are given as 192.168.130.34/17. How many host addresses are there? (A) 34 (B) 32766 (C) 131072 (D) 2 12. One result of subnetting is that the size of the routing table in the routers is reduced (A) True (8) False 13. The port number is...
6. Consider the network below in which network W is a customer of ISP A, network Y is a custo mer of ISP B, and network X is a customer of both ISPs A and C. a. What BGP routes will B advertise to Y? b. What routes will B advertise to C? c. What routes will C advertise to X? d. What routes will X advertise to C? てB 7. What field in the IP header can be used...
Question 7(1 point) An attacker to a network is using social engineering to attack a network. This means which of the following? (Select all that apply) a b C d The attacker uses a dictionary attack. The attacker uses packet sniffing. The attacker claims to be from network support. The attacker is sifting through discarded trash. Question 8(1 point) The network administrator suspects that packet sniffing is being used to capture data packets in the network. The network administrator is...
Most questions answered within 3 hours.
-
Atmospheric Mass
Venus and Earth have about the same mass and radius, but the
atmospheric pressure...
asked 56 minutes ago -
5. Discuss the use of fault tree analysis (FTA) for risk
assessment (maximum one paragraph).
asked 2 hours ago -
Given that a sample of aluminium oxide has a Young's modulus of
393 GPa and a...
asked 3 hours ago -
At a certain temperature, the equilibrium constant, Kc, for this
reaction is 53.3.
H2(g)+I2(g)−⇀↽−2HI(g)Kc=53.3
At this...
asked 4 hours ago -
Question1 ) The STL provides similiar classes called stack and
queue, both of which gave functions...
asked 5 hours ago -
For Questions 1-4, assume you have 5 bits available:
1. For (positive) integers: What is the...
asked 5 hours ago -
convert grams into vloume with the density of water being at
.997514 g/cm^3 at 23.1 Celsuis...
asked 7 hours ago -
Foreman company obtained a $20,000, 6% loan on May 1, 2018.
Principal and interest will be...
asked 8 hours ago -
5. Problem 11.05 (Discounted Payback)
eBook
Project L costs $60,000, its expected cash inflows are $14,000
per...
asked 8 hours ago -
1. Which of the following is true about politics and health
organizations?
A. Health organizations are...
asked 8 hours ago -
A space vehicle is coasting at a constant velocity of 18.1 m/s
in the +y direction...
asked 9 hours ago -
5) Use the following balanced equation to answer questions
(a)-(i).
3 Cu(s) + 8 HNO3(aq) →...
asked 9 hours ago