Availability of different operating systems, hardware platforms and the geographical dispersion of the computing resources necessitated the require of networking in such a manner that computer systems of all sizes can communicate with every other, regardless of the vendor, the operating method , the hardware platform, or geographical proximity. The definition of an internetwork right now includes the connection of other forms of pc networks such as personal area networks The network elements used to connect individual networks in the ARPANET , the predecessor of the World wide web, had been initially called gateways , but the term has been deprecated in this context, simply because of achievable confusion with functionally unique devices.

To transfer information reliably, applications should make use of an suitable Transport Layer protocol, such as Transmission Handle Protocol (TCP), which gives a dependable stream Some applications use a easier, connection-significantly less transport protocol, User Datagram Protocol … Continue reading >>>