ITU-T Q.251-1988
1.1 General - Specifications of Signalling System No. 6 (Study Group XI) 4 pp

Standard No.

ITU-T Q.251-1988

Release Date

1988

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Latest

ITU-T Q.251-1988

Scope

Because common channel signalling, used in conjunction with exchanges having stored programme control, allows a wide latitude in the distribution of signalling functions between the processor and peripheral equipment, and because common channel signalling

ITU-T Q.251-1988 history

• 1988 ITU-T Q.251-1988 1.1 General - Specifications of Signalling System No. 6 (Study Group XI) 4 pp