CISSP Study Blog

I honestly had forgotten this blog existed. I completed this my last semester while attending UGA. Following graduation, I went on to accept...

Networks run on many different protocols that offer many different functions. I have previously discussed protocols such as TCP and UDP whic...

The physical arrangement of computers and devices is called network topology . The topology of a network determines the manner in which a ne...

Every data transmission has three fundamental characteristics. Format (analog vs. digital), synchronization (synchronous vs. asynchronous), ...

The bottom layer of the OSI model is the physical layer. This is where the bits hit the wire. Depending on the transmission technology, the ...

We are nearing the bottom of the OSI model now. Layer 2 is the data link layer. As the packet moved down the protocol stack, information has...

Moving down the OSI model to layer 3 we have the network layer. This layer's main responsibility is addressing and routing packets to th...