The International Telecommunication Union (ITU) is the United Nations specialized agency in the field of telecommunications. The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of ITU.
ITU-T K.43 AMD 1-2004 history
2009ITU-T K.43-2009 Immunity requirements for telecommunication network equipment (Study Group 5)
2004ITU-T K.43 AMD 1-2004 Immunity requirements for telecommunication equipment SERIES K: PROTECTION AGAINST INTERFERENCE Study Group 5
ITU-T K.43 AMD 1-2004 Immunity requirements for telecommunication equipment SERIES K: PROTECTION AGAINST INTERFERENCE Study Group 5 was changed to ITU-T K.43-2009 Immunity requirements for telecommunication network equipment (Study Group 5).