ITU-T Q.271-1988
1.1 General - Specifications of Signalling System No. 6 (Study Group XI) 3 pp

Standard No.

ITU-T Q.271-1988

Release Date

1988

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Latest

ITU-T Q.271-1988

Scope

Because the signalling in System No. 6 does not pass over the speech path, facilities should be provided for making a continuity check of the speech path prior to the commencement of conversation. The check is not intended to eliminate the need for routin

ITU-T Q.271-1988 history

• 1988 ITU-T Q.271-1988 1.1 General - Specifications of Signalling System No. 6 (Study Group XI) 3 pp