Explain briefly how go-back-n operates, Computer Network Security

Assignment Help:

Question:

a) There are two basic approaches to dealing with errors in the presence of pipelining. One way is Go-Back-N and the other strategy is Selective Repeat.

i. Explain briefly how Go-Back-N operates.

ii. Demonstrate your understanding on selective repeat.

b) Design the frame format for bit-oriented protocols. Label it appropriately. Show how many bits each part occupies.

c) Different protocols are used on the multiple access channels: polling, ALOHA, amongst others.

i. Explain with respect to performance how CSMA is an improvement over ALOHA?

ii. How is a slotted ALOHA type of satellite packet broadcasting network an improvement over pure ALOHA?

d) 10Base5 cabling is commonly known as thick Ethernet.

i. Demonstrate your understanding on 10Base5 cabling

ii. What is the maximum segment of 10Base5 cabling?


Related Discussions:- Explain briefly how go-back-n operates

Collision detection, COLLISION DETECTION The signals from two devices ...

COLLISION DETECTION The signals from two devices will interfere with each other and the overlapping of frames is known a collision. It does not cause to the hardware but data

Collision, COLLISION: The receiver can get simultaneous requests, which gi...

COLLISION: The receiver can get simultaneous requests, which gives in collision at receivers and both service lost and in this way no transmitter accepts reservations and both use

Calculate alpha and beta value caesar cipher, Task 1 a. Consider the t...

Task 1 a. Consider the table showing the relative frequencies of letters in English. Arrange the frequencies from largest to smallest, and make a cumulative plot, using Exc

Transmision imparment, What are Transmission Impairments? Explain the follo...

What are Transmission Impairments? Explain the following concepts with respect to Transmission Impairments a) Attenuation b) Delay Distortion c) Noise ion #Minimum 100 words ac

Media, what is guided media or unguided media

what is guided media or unguided media

Feasibility studies-risk management, Feasibility Studies Before deciding...

Feasibility Studies Before deciding on strategy, all information of economic or non economic consequences of vulnerability of information asset should be explored. A number of w

Asset identification and valuation-information security, ASSET IDENTIFICATI...

ASSET IDENTIFICATION AND VALUATION This process begins with identification of assets that includes all elements of an organization’s system (people, procedures, data and informa

How will network datagrams be protected at network layer, (a) Consider the...

(a) Consider the subsequent authentication options: A. Using password. B. Using pin and fingerprint Which option A or B provides stronger security and why? (b) Give

Ip address, How to find an ip address?

How to find an ip address?

Half-duplex and full-duplex mode of transmission, Question: a. State br...

Question: a. State briefly three reasons why computer networks are used? b. Differentiate between simplex, half-duplex and full-duplex mode of transmission. c. State any

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd