Part one of term paper
Trying to give a definition to the term COMMUNICATIONS we can say that “Communications is the dispatch of a message from one point to another and the confirmation of the complete , right and conceivable receiving of the message by the authorized addressee” As we can see from the history there was a huge try to achieve the communi ...

Part two of term paper
... tiny and the security of the communication was almost absence . The need for networks appears for the first time when Graham Bell set in use the telephone . He was talking with a friend of his with a single line , but later when he wanted to talk to another friend of his he needed to use another line to connect his phone and the phone of his friend . So imagine that he has X friends , he would need X(X-1)/2 lines and X-1 phones , that was impossible so the need of networks come up . The netwo ...