West African Pidgin English the river systems into the West African interior because of its value as a trade language among Africans of different tribes. Later in its history, this useful trading language was adopted as a native language by new communities of Africans and mixed-race people living in coastal slave trading bases such as James Island, Bunce Island, Elmina Castle, Cape Coast Castle and Anomabu. At that point, it became a creole language. Some scholars call this language "West African Pidgin English" to emphasize its role as a lingua franca pidgin used for trading. Others call it "Guinea Coast Creole English" to emphasize
Communication protocol how it is to be implemented. Communication protocols have to be agreed upon by the parties involved. To reach agreement, a protocol may be developed into a technical standard. A programming language describes the same for computations, so there is a close analogy between protocols and programming languages: "protocols are to communication what programming languages are to computations". Multiple protocols often describe different aspects of a single communication. A group of protocols designed to work together are known as a protocol suite; when implemented in software they are a protocol stack. Internet communication protocols are published by the Internet Engineering