ITU-T E.125: Inquiries Among Users of the International Telephone Service
SDO: ITU-T: International Telecommunication Union/ITU Telcommunication Sector
DOD Adopted ANSI Approved Approved
These notes apply to both types of questionnaire, i.e.:
a) Questionnaire for national subscribers dialling international calls.
b) Questionnaire for visitors from other countries dialling national or international calls.
Both questionnaires have been designed for face-to-face interviews or for interview by telephone. They are not a suitable form to be passed direct to a telephone user by hand or by post for them to fill in personally.
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