ITU-T I.255. 5-1992
Outgoing Call Barring (Study Group I) 9 pp

Standard No.

ITU-T I.255. 5-1992

Release Date

1992

Published By

International Telecommunication Union (ITU)

Latest

ITU-T I.255. 5-1992

Scope

The CCi'ïï (the International Telegraph and Telephone Consultative Committee) is a permanent organ of the International Telecommunication Union o.CCïïT is respoasibie for studying teclmical, operatllig and tariff questions and issuing Recommendations on

ITU-T I.255. 5-1992 history

• 1992 ITU-T I.255. 5-1992 Outgoing Call Barring (Study Group I) 9 pp