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ITU-T Q.253
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ITU-T Q.253
Functional description of the signalling system; Association between signalling and speech networksMore info
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.040.40 : Data communication networks
|
| Number of pages | 3 |
| Year | 1980 |
| Document history | |
| Country | Switzerland |
| Keyword | CCITT Q.253;ITU-T 253;253 |