Describe essential security services, Computer Networking

Assignment Help:

Problem:

(a) Application Layer protocols can be classified as connection-oriented or connectionless-oriented.

i. What do you understand by the term protocol?
ii. Give an example of one connection-oriented application layer protocol and one connectionless-oriented application layer.
iii. Describe how each above-mentioned protocol work by providing as much information about application messages, port numbers, etc...

(b) Describe essential security services and the mechanisms used to enforce those three services.

(c) Given the following received codeword C and the generator polynomial G. Determine if an error has taken place during transmission.

You should show your work and not reply merely Yes or No.

C: 110011001
G: x3 + 1


Related Discussions:- Describe essential security services

Digital encoding, A modified NRZ code known as enhanced-NRZ (E-NRZ) operate...

A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the

What is kerberos in networking, What is Kerberos in Networking? It is a...

What is Kerberos in Networking? It is an authentication service developed at the Massachusetts Institute of Technology. Kerberos uses encryption to stop intruders from discover

What is bia, Burn in Address other name is MAC address

Burn in Address other name is MAC address

Company access - computer network, Company Access Company  access is t...

Company Access Company  access is that in which  end systems are connected in connecting end  systems in a organization or educational  institution into the network. On  co

State the network environment of intranets and internet, State the Network ...

State the Network environment of Intranets and Internet Intranets as well as the Internet are based purely on networks, the company intending to install Intranet must consider

Determine 10base5 - thicknet, 10Base5 - Thicknet A rigid coaxial c...

10Base5 - Thicknet A rigid coaxial cable (RG-8) approx 0.4 in' thick used in the original Ethernet networks Bus topology LAN utilize base signalling with a maximum se

Distributed route computation, In distributed routing computation, every pa...

In distributed routing computation, every packet switch calculates its routing table locally and transmit messages to the neighbors. It also updates information regularly. If a pac

Explain how reducing ineffective taxation, Question: (a) With mobile t...

Question: (a) With mobile telecommunications providing an important engine for growth, continuing to stimulate growth and to ensure mobiles remain affordable for all, will re

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