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ITU-T Q.731.1
New product
ITU-T Q.731.1
Stage 3 description for number identification supplementary services using Signalling System No. 7 : Direct-dialling-in (DDI)More info
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.080 : Integrated Services Digital Network (ISDN)
|
| Number of pages | 7 |
| Replace | ITU-T Q.731 (1993-03) |
| Year | 1990 |
| Document history | ITU-T Q.731.1 (1996-07) |
| Country | International |
| Keyword | CCITT Q.731;CCITT Q.731.1;ITU-T Q.731;ITU-T 731;731;ITU-T Q.731.1 |