DIN ETS 300057
Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; functional capabilities and information flows; english version ETS 300057:1992
active, Most Current
| Organization: | DIN |
| Publication Date: | 1 November 1992 |
| Status: | active |
| Page Count: | 25 |
| ICS Code (Integrated Services Digital Network (ISDN)): | 33.080 |
Document History
DIN ETS 300057
November 1, 1992
Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; functional capabilities and information flows; english version ETS 300057:1992
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