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Hacking and Security => Tutorials => Topic started by: MSallam on January 06, 2015, 06:43:59 PM

Title: Networks
Post by: MSallam on January 06, 2015, 06:43:59 PM
Hello Guys , this is my first post which i made effort in , so i hope to be a good one  :)


 This post is about Network ; anyone who is new to this world or even just started to learn from this website(which is great  ;D ) must read well about Networks , understand what it is ? how it works ? it's types .....etc.
so we will cover all as much as i know about networks.




The network is a connected system of objects or people , this defines the concept of a NETWORK in general.

The computer network is a connected system of 2 or more computers linked together by different means of connections(wireless/wire connections) ; the computer network is a collection of computer devices or any other hardware devices that has the capability of internet connections or local connections to form a network , so in this system of connected Devices the user can share hardware(like:printers), software and data as well as different types of communication with each other.


Any network can be analysed by 3 main Factors, which are :
TOPOLOGY:
Network topology is the arrangement of the various elements of a computer network.physical topology is the placement of the various components of a network, including device location and cable installation, while logical topology illustrates how data flows within a network, regardless of its physical design. Distances between nodes, physical interconnections, transmission rates, or signal types may differ between two networks, yet their topologies may be identical.Devices connect to one another in a ring or we can say that devices are connected in a circular path in which data travels in one way and each device work as a repeater when it receives the signal to maintain it's strength.all the devices in this network are connected to a central device which is a hub or switch in a point to point connection , usually used in local area networksall the devices are connected to a central cable used in local area networks where each node is connected to a single cable.in this network all the devices are connected together , the mesh network can be a completely connected  mesh network or partially connected mesh network.
rid networkthis network is a combination of different topologies ,Hybrid networks use a combination of any two or more topologies, in such a way that the resulting network does not exhibit one of the standard topologies

.ARCHITECTURENETWORK SIZE

   1.Local area network (LAN)
Covers a small area usually in building/office/home.

   2. Metropolitan area network (MAN)

it cover larger areas like a group of building/blocks. 

  3. Wide area network(WAN)

Covers  a very large area like Countries.



The data travels in the network in the form of messages under a communication protocol which is agreed-upon to be a world standard for transmission , the transferring medium can change between wired/wireless.
Title: Re: Networks
Post by: Pak_Track on January 06, 2015, 07:16:00 PM
Apart from the poor formatting, this is what I'd expect to see in a grade 9 Computers Book. :P
A cookie for trying, though.
Title: Re: Networks
Post by: MSallam on January 06, 2015, 07:28:20 PM
Apart from the poor formatting, this is what I'd expect to see in a grade 9 Computers Book. :P
A cookie for trying, though.
Hahahaha , i just tried to be simple bec. my English isn't very good and not a grade 9 books i am a Electronics and communication engineering student.
but thank you , i will try harder next time  :)
Title: Re: Networks
Post by: Pak_Track on January 06, 2015, 08:31:34 PM
No worries bro.
Title: Re: Networks
Post by: khofo on January 07, 2015, 12:37:25 AM
it's not a bad post, like really the info is right but like u say u are an electronic com student more elaborate stuff belong here this stuff isn't meant to be on this forum like 90% of the members know it already. I don't wanna be mean since u put effort in it and I know what u can feel since the first tuto I made received much more negative feedback but keep going and try to be much more elaborate and go into complex things dnt worry we'll deal with it
Title: Re: Networks
Post by: MSallam on January 07, 2015, 10:58:20 AM
it's not a bad post, like really the info is right but like u say u are an electronic com student more elaborate stuff belong here this stuff isn't meant to be on this forum like 90% of the members know it already. I don't wanna be mean since u put effort in it and I know what u can feel since the first tuto I made received much more negative feedback but keep going and try to be much more elaborate and go into complex things dnt worry we'll deal with it


Thanks for your feedback  ;D  , i just wanted to be an active member .
next time will be better than this. Thank you  :) ;D
Title: Re: Networks
Post by: Syntax990 on January 07, 2015, 02:05:59 PM
I genuinely like this guide! If a true beginner was to find this page then this would set them up quite good! You explain everything you write and you don't throw in any unnecessary technical information. +1