ITU-T E.423-1993
OBSERVATIONS ON TRAFFIC SET UP BY OPERATORS

Standard No.

ITU-T E.423-1993

Release Date

1993

Published By

International Telecommunication Union (ITU)

Latest

ITU-T E.423-1993

Replace

ITU-T E.423-1988

Scope

This table summarizes observations relating to manual and semi-automatic outgoing traffic originated by operators. These observations will be made, if possible, during the whole call duration. Observations for the categories 1 to 7 may be omitted in case of semi-automatic service, if there is no problem regarding the efficiency of international circuits.

ITU-T E.423-1993 Referenced Document

• ITU-T E.423 OBSERVATIONS ON TRAFFIC SET UP BY OPERATORS

ITU-T E.423-1993 history

• 1993 ITU-T E.423-1993 OBSERVATIONS ON TRAFFIC SET UP BY OPERATORS
• 1988 ITU-T E.423-1988 Observations on traffic set up by operators