ITU-T E.155-1998
International Premium Rate Service - Series E: Overall Network Operation Telephone Service Service Operation and Human Factors - Operation Numbering Routing and Mobile Services - International Operation - Operation of International Telephone Services Stud

Standard No.

ITU-T E.155-1998

Release Date

1998

Published By

International Telecommunication Union (ITU)

Latest

ITU-T E.155-1998

Scope

This Recommendation provides the service description of and the procedures for the implementation, operation and management of the International Premium Rate Service (IPRS) which is provided on a managed basis by a Recognized Operating Agency (ROA) in the

ITU-T E.155-1998 history

• 1998 ITU-T E.155-1998 International Premium Rate Service - Series E: Overall Network Operation Telephone Service Service Operation and Human Factors - Operation Numbering Routing and Mobile Services - International Operation - Operation of International Telephone Services Stud