Possible enumeration values:
| Name | Value | Description |
|---|---|---|
| NETGSM |
1 |
|
| ILETIMERKEZI |
2 |
|
| BULUTFON |
3 |
|
| VERIMOR |
4 |
|
| HERMES |
5 |
|
| VATANSMS |
6 |
|
| JETSMS |
7 |