Broadband Integrated Services Digital Network (B-ISDN);Signalling System No.7;B-ISDN User Part (B-ISUP) Capability Set 1 (CS1);Supplementary services [ITU-T Recommendation Q.2730 (1995), modified] (Endorsed by Asociación Española de Normalización in December of 2022.)
| AENOR | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Name | UNE-ETS 300657 Ed1 |
