International Accounting for the Use of the Signal Transfer Point and/or Signalling Point for Relay in Signalling System No. 7 - Series D: General Tariff Principles General Tariff Principles - Charging and Accounting Principles for International Telecommu
ITU (International Telecommunication Union) is the United Nations Specialized Agency in the field of
telecommunications. The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of
the ITU. The ITU-T is responsible for studying tech