SCCP Parameter: Nature of Address Indicator
| NAI | GT Nature of Address Indicator | Description |
|---|---|---|
| * | Not used | Not used |
| 1 | Subscriber | Subscriber number |
| 3 | National | National significant number |
| 4 | International | International number |
| NAI | GT Nature of Address Indicator | Description |
|---|---|---|
| * | Not used | Not used |
| 1 | Subscriber | Subscriber number |
| 3 | National | National significant number |
| 4 | International | International number |