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ITU-T E.152

International freephone service

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Organization: ITU-T
Publication Date: 1 May 2006
Status: active
Page Count: 38

Document History

ITU-T E.152
May 1, 2006
International freephone service
A description is not available for this item.
E.152
January 1, 1996
International Freephone Service - Telephone Network and ISDN Operation, Numbering, Routing and Mobile Service (Study Group 1) 29 pp
A description is not available for this item.
E.152
January 1, 1989
International Freephone Service (IFS) - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service
A description is not available for this item.

References

This document is referenced by:
NG TS 3.01.02 - Technical Specifications - Earthing
Published by NG on September 1, 2014
PURPOSE AND SCOPE This document defines the functional performance and test requirements for earthing systems forming part of the National Grid System and protected by fast acting protection systems...
This document is referenced by:
ITU-T E.169.1 - Application of Recommendation ITU-T E.164 numbering plan for universal international freephone numbers for international freephone service
Published by ITU-T on February 1, 2019
This Recommendation details the application of the ITU-T E.164 Numbering Plan for Universal International Freephone Numbers (UIFN) in the provisioning of International Freephone Service (IFS) as...
This document is referenced by:
ITU-T E.156 - Guidelines for ITU-T action on reported misuse of ITU-T E.164 number resources
Published by ITU-T on June 1, 2020
This Recommendation provides guidelines for actions by administrations, ITU members and associates and by the Director of the Telecommunication Standardization Bureau (TSB) upon receipt of reports of...
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