ITU-T-Q.83.1 Call Waiting (Cw)

ITU-T-Q.83.1 - 1991 EDITION - CURRENT



Call Waiting (Cw)


ORDER



Document Number

ITU-T-Q.83.1

Revision Level

1991 EDITION

Status

Current

Publication Date

Sept. 1, 1991

Page Count

13 pages