|   | 
Get MAC address or dongle serial numbers used for licensing
| Number | Type | Compulsory | Default | Description | 
|---|---|---|---|---|
| 1 | string | No | -1 | Host id type | 
Can be the following value
| Value | Description | 
|---|---|
| '-1' | Default host id - this is the MAC address on Windows systems | 
| '2' | MAC address | 
| '15' | Serial number of FLEXid-9 type dongle | 
| '51' | Serial number of FLEXid-10 type dongle | 
Return type: string
String as used in a license file
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