 |
| |||
| user to user signaling; user to user signalling | |||
|
user til user signalering : 3 a las frases, 1 temas |
| Tecnología de la información | 3 |
|
| |||
| user to user signaling; user to user signalling | |||
|
user til user signalering : 3 a las frases, 1 temas |
| Tecnología de la información | 3 |