Ключевые слова:
Open systems interconnection, Network layer (OSI), Data processing, Telecommunication, Communication networks, Computer networks, Connectionless-mode (OSI), Computer technology, Data transmission, Information exchange, Communication procedures, Data transfer, Conformity, Data transmission control procedures, Local area networks, Coding (data conversion), Interfaces (data processing), Data layout, Addresses (data processing), Data blocks, Formulae (mathematics), Classification systems, Quality assurance, Identification methods, Error correction, Algorithms, Protocols, Network services