r (IP), followed by a header from the transport layer (TCP), followed by the application protocol data. [Computer and Information Sciences] 
entity type 
n., The representation of symbols in some alphabet by symbols or strings of symbols in some other alphabet. [Computer and Information Sciences] 
encapsulation 
n., The conversion of data into a secret code (or of plaintext into ciphertext) for transmission over a public network. [Computer and Information Sciences] 
n., The process of encoding plaintext int