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The document deals with the Subaddressing supplementary service which allows the called (served) user to expand his addressing capacity beyond the one given by the ISDN number. Only the served user shall define the significance of the subaddress.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 33.080 : Integrated Services Digital Network (ISDN)
|
| Number of pages | 17 |
| Cross references | ETS 300059 (1991-10), IDT |
| Year | 1990 |
| Document history | |
| Country | Germany |
| Keyword | 300059 |