- ITU, International Telecommunication Union
- CCITT
Comité Consultatif International pour le Téléphone et les Télécommunications
Consultative Committee on International Telephone and Telegraphy- ITU-R, radiocomunicazioni
- ITU-T, telecomunicazioni
- ITU-D, sviluppo
- ISO, isos, uguale
International Organization of Standardization
International Standards Organization
Organisation internationale de normalisation - ANSI, American National Standards Institute
- IEEE, Institute of Electrical and Electronics Engineers
- IEC, International Electrotechnical Commission
Commission Electrotechnique Internationale - DIN, Deutsches Institut für Normung
- ARPA, Advanced Research Projects Agency
- DARPA, Defence Advanced Research Project Agency
- NSF, National Science Foundation
- NSFNET, National Science Foundation Network
- NIC, Network Information Center
Europa
- ETSI, European Telecommunications Standards Institute
- CERN, Conseil Européen pour la Recherche Nucléaire
Comitato Europeo per le Ricerche Nucleari
Italia
Standard per Internet
- IS, Internet Society (1992)
- IAB, Internet Architecture Board, Internet Activities Board
- IETF, Internet Engineering Task Force
- IRTF, Internet Research Task Force
RFC
- Request For Comment
- Stadi
- Proposed standard
- Draft standard
- Standard Internet
- Historical protocol
- Classificazione
- Required
- Recommended