Feature Article #1
Carrier Sense Multiple Access Collision Detect (CSMA/CD) Explained
First thing is first: save yourself some trouble and remember that carrier sense multiple access collision detect is best referred to as simply CSMA/CD. We’ve heard some ridiculously long terms before, but CSMA/CD takes the cake.
Jokes aside, this media-access mechanism is what keeps networks running. If two or more computers transmit data at the [...]
Feature Article #2
How the Transport Layer Works
In the previous section we took a look at the Internet Layer. We took apart the IP header information, reviewed IP addresses and routing information, and briefly discussed ARP and RARP technologies.
Next in line we have the Transport layer- the layer responsible for actually getting the data packets to a specific location. When we receive [...]
Feature Article #3
How to Subnet a Network
A properly designed subnet can do wonders for the security and performance of a network. The main idea in subnetting is to divide a network into smaller pieces, which we call subnets. Actually implementing a subnet is typically more difficult than simply using the default subnet mask of 255.255.255.0. This usually means that temporary or [...]
Feature Article #4
A Guide To Network Math
You are probably accustomed to using what is called decimal- the numbering system you’ve been learning since kindergarten. In networking we use three primary numbering systems: binary, decimal, and hexadecimal. It is direly important to know what each numbering system is for, and more specifically how to convert from one system to another. But don’t [...]
Feature Article #5
A Brief Overview Of Networking Media
There is all sorts of networking media lying around for the taking. We have copper-base media, optical fiber, and the new contender: wireless. This article covers a brief overview of each networking media type. By no means is this a complete guide to every single networking media type, but instead it is geared towards what [...]
