 |
| |||
| signalling connection control (ssn) | |||
| управление соединениями сигнализации: 5 phrases in 3 subjects |
| Communications | 1 |
| Electronics | 1 |
| Telecommunications | 3 |
|
| |||
| signalling connection control (ssn) | |||
| управление соединениями сигнализации: 5 phrases in 3 subjects |
| Communications | 1 |
| Electronics | 1 |
| Telecommunications | 3 |