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DIN ETS 300056:1992-09
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DIN ETS 300056:1992-09
Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; service description; english version ETS 300056:1991More info
The document deals with the Call Waiting (CW) supplementary service. This supplementary service permits a subscriber to be notified of an incoming call which an indication that no interface information channel is available.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 33.080 : Integrated Services Digital Network (ISDN)
|
| Number of pages | 18 |
| Cross references | ETS 300056 (1991-10), IDT |
| Modified by | DIN ETS 300056/A1 (1997-10)
|
| Year | 1990 |
| Document history | |
| Country | Germany |
| Keyword | 300056 |