V interfaces at the digital Local Exchange (LE);V5.1 interface for the support of Access Network (AN);Part 1: V5.1 interface specification (Endorsed by Asociación Española de Normalización in June of 2022.)
| AENOR | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Name | UNE-ETS 300324-1/A1 Ed1 |
