Integrated Services Digital Network (ISDN);Signalling System No.7 (SS7);ISDN User Part (ISUP);Enhancement for support of Number Portability (NP) [ITU-T Recommendation Q.769.1 (2000), modified] (Endorsed by Asociación Española de Normalización in January of 2022.)
| AENOR | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Name | UNE-EN 302097 V1.2.2 |
