 |
| |||
| Fixed Dialing Number (ssn); FDN (A mode that restricts outgoing calls to a fixed set of numbers) | |||
| закрытая абонентская группа: 1 phrase in 1 subject |
| Telecommunications | 1 |
|
| |||
| Fixed Dialing Number (ssn); FDN (A mode that restricts outgoing calls to a fixed set of numbers) | |||
| закрытая абонентская группа: 1 phrase in 1 subject |
| Telecommunications | 1 |