AFNOR - NF ETS 300140
Integrated Services Digital Network (ISDN). Call hold (hold) supplementary service. Functional capabilities and information flows.
active, Most Current
| Organization: | AFNOR |
| Publication Date: | 1 December 1994 |
| Status: | active |
| Page Count: | 36 |
| ICS Code (Telecommunication services. Applications): | 33.030 |
| ICS Code (Integrated Services Digital Network (ISDN)): | 33.080 |
Document History
NF ETS 300140
December 1, 1994
Integrated Services Digital Network (ISDN). Call hold (hold) supplementary service. Functional capabilities and information flows.
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