ITU-T D.201 PDF

Published Date: 12/01/2002

General principles regarding call-back practices SERIES D: GENERAL TARIFF PRINCIPLES General tariff principles – Settlement of international telecommunication balances of accounts

Published Date: 04/01/2000

General Principles Regarding Call-Back Practices Series D: General Tariff Principles General Tariff Principles - Settlement of International Telecommunication Balances of Accounts

Published Date: 10/01/2008

Externalités de réseau

Published Date: 12/01/2000

Broadband integrated services digital network (B-ISDN) - Digital subscriber signalling system No. 2 (DSS2) - User-network interface (UNI) layer 3 specification for basic call/connection control: Test suite structure and test purposes (TSS & TP) for the network SERIES Q: SWITCHING AND SIGNALLING Broadband ISDN - B-ISDN application protocols for access signalling

Published Date: 11/01/1988

Consideraciones relativas a las características de transmisión de los teléfonos analógicos con microteléfono

Published Date: 11/01/1995

Trouble Management Function for ITU-T Applications - Data Networks and Open System Communications - OSI Management (Study Group 7) 120 pp

Published Date: 02/01/2005

Acoustics - Description, Measurement and Assessment of Environmental Noise - Part 1: Basic Quantities and Assessment Procedures (Adopted ISO 1996-1:2003, second edition, 2003-08-01)

Published Date: 02/01/2008

Quality Management - Customer Satisfaction - Guidelines for Codes of Conduct for Organizations (Adopted ISO 10001:2007, first edition, 2007-12-01)

Published Date: 05/01/2020

Quality management - Customer satisfaction - Guidelines for codes of conduct for organizations (Adopted ISO 10001:2018, second edition, 2018-07)

Published Date: 09/01/2004

Quality Management - Customer Satisfaction - Guidelines for Complaints Handling in Organizations (Adopted ISO 10002:2004, first edition, 2004-07-01)

Published Date: 05/01/2020

Quality management - Customer satisfaction - Guidelines for complaints handling in organizations (Adopted ISO 10002:2018, third edition, 2018-07)

Published Date: 02/01/2008

Quality Management - Customer Satisfaction - Guidelines for Dispute Resolution External to Organizations (Adopted ISO 10003:2007, first edition, 2007-12-01)