# ExtLocType

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Reference](https://developer.m-files.com/APIs/gRPC-API/Reference/index.md) > [Enums](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.ExtLocType/

ExtLoc type enumeration.

- **Full name:** `MFiles.ExtLocType`
- **Proto file:** [`mfiles/enums.proto`](https://developer.m-files.com/APIs/gRPC-API/downloads/proto/mfiles/enums.proto)

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## Values

| Name | Number | Description |
|---|---|---|
| <a id="v-EXT_LOC_TYPE_NONE"></a>`EXT_LOC_TYPE_NONE` | 0 | Undefined. |
| <a id="v-EXT_LOC_TYPE_FILE_SOURCE"></a>`EXT_LOC_TYPE_FILE_SOURCE` | 1 | File source. |
| <a id="v-EXT_LOC_TYPE_MAIL_SOURCE"></a>`EXT_LOC_TYPE_MAIL_SOURCE` | 2 | Mail source. |

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## Used in fields

- [`ExternalLocation.type`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.ExternalLocation/index.md#f-type): The type of the source.