ITU-T E.261 SPANISH-1993
DEVICES FOR MEASURING AND RECORDING CALL DURATIONS

Standard No.

ITU-T E.261 SPANISH-1993

Release Date

1993

Published By

International Telecommunication Union (ITU)

Latest

ITU-T E.261 SPANISH-1993

Scope

This recommendation introduced three main methods used for measuring call duration.

ITU-T E.261 SPANISH-1993 history

• 1993 ITU-T E.261 SPANISH-1993 DEVICES FOR MEASURING AND RECORDING CALL DURATIONS