# IRPCVaultsAdmin.CreateNewGroundLinkProxy

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Administration API](https://developer.m-files.com/APIs/gRPC-API/admin/index.md) > [Vault management](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/index.md)

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

Badges: `Administration API / specialized` `admin` `session`

Creates a ground link proxy, a vault of type `VAULT_TYPE_GROUND_LINK_PROXY`.

- **Service:** [Vault management](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/index.md) `MFiles.IRPCVaultsAdmin`
- **gRPC method:** `/MFiles.IRPCVaultsAdmin/CreateNewGroundLinkProxy`
- **HTTP (mf-http-grpc):** `POST /grpc/v1/create-new-ground-link-proxy`
- **Request:** [`CreateNewGroundLinkProxyRequest`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/CreateNewGroundLinkProxy/index.md#request)
- **Response:** [`CreateNewGroundLinkProxyResponse`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/CreateNewGroundLinkProxy/index.md#response)
- **Book and level:** Administration API, specialized
- **Kind:** admin
- **Session:** Required: the session ID from LogIn in the mfiles-session-id-bin metadata.
- **Idempotent:** no
- **Returns metadata structure version:** no
- **Streaming:** none (unary)

<a id="remarks"></a>

## Remarks

- Requires the system administrator server role (server right `manage_vaults`).
- Fails with an invalid-argument error unless `vault.vault_type` is
  `VAULT_TYPE_GROUND_LINK_PROXY`.

<a id="request"></a>

## Request: CreateNewGroundLinkProxyRequest

> Nested message fields are expanded to depth 3; follow a type link for deeper levels and for the type's own page.

| Field | Type | Description |
|---|---|---|
| `vault` | [`VaultEx`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.VaultEx/index.md) | The definition of the new ground link proxy. |
| `vault.vault` | [`Vault`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.Vault/index.md) | Basic data. |
| `vault.vault.vault` | [`VaultBasic`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.VaultBasic/index.md) | Basic data. |
| `vault.vault.main_data_folder` | `string` | The main physical folder of this vault on the server (e.g. C:\Program Files\M-Files\Server Vaults\MyVault). |
| `vault.vault.additional_data_folders[]` | repeated [`AdditionalFolder`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.AdditionalFolder/index.md) | The specification of the additional file data folders. |
| `vault.vault.database_info` | [`SQLDatabase`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.SQLDatabase/index.md) | The vault's SQL database. |
| `vault.vault.file_data_storage` | [`FileDataStorage`](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.FileDataStorage/index.md) | Identifies file data storage to use. Typically specifies that the file data storage is determined automatically. Values: `FILE_DATA_STORAGE_DEFAULT` (0), `FILE_DATA_STORAGE_DISK` (1), `FILE_DATA_STORAGE_DATABASE` (2), `FILE_DATA_STORAGE_EXTERNAL` (3), `FILE_DATA_STORAGE_MASTER` (4). |
| `vault.vault.file_data_connection_string` | `string` | The connection string that identifies the location, protocol, and credentials for the file data storage of this vault. For example, this might specify a storage account, a protocol, and a container name for Azure's BLOB Services. Can be unset or empty. |
| `vault.vault_type` | [`VaultType`](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.VaultType/index.md) | The vault type. Values: `VAULT_TYPE_NORMAL_VAULT` (0), `VAULT_TYPE_REPLICA_VAULT` (1), `VAULT_TYPE_GROUND_LINK_PROXY` (2). |
| `vault.master_server_address` | [`ServerAddress`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.ServerAddress/index.md) | The address of the master server. Specified if the vault type is 'replica'. |
| `vault.master_server_address.network_address` | `string` | The network address (name) of the server. |
| `vault.master_server_address.endpoint` | `string` | The endpoint of the server. |
| `vault.master_server_address.protocol_sequence` | `string` | The protocol sequence of the server. |

<a id="response"></a>

## Response: CreateNewGroundLinkProxyResponse

> Nested message fields are expanded to depth 3; follow a type link for deeper levels and for the type's own page.

| Field | Type | Description |
|---|---|---|
| `new_vault` | [`Vault`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.Vault/index.md) | Receives the full definition of the new vault. |
| `new_vault.vault` | [`VaultBasic`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.VaultBasic/index.md) | Basic data. |
| `new_vault.vault.guid` | `string` | The vault GUID, in braces and upper case. Use it as `LoginData.vault_guid`. |
| `new_vault.vault.display_name` | `string` | The vault name shown to users. |
| `new_vault.vault.tooltip` | `string` | Optional description. Often empty. |
| `new_vault.vault.icon` | `bytes` | The vault icon in .ico format, or empty. |
| `new_vault.vault.dns_names` | [`StringArray`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.StringArray/index.md) | Host names configured for the vault, if any. |
| `new_vault.main_data_folder` | `string` | The main physical folder of this vault on the server (e.g. C:\Program Files\M-Files\Server Vaults\MyVault). |
| `new_vault.additional_data_folders[]` | repeated [`AdditionalFolder`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.AdditionalFolder/index.md) | The specification of the additional file data folders. |
| `new_vault.additional_data_folders[].path` | `string` | Path (e.g. "\\servername\sharename\folder"). |
| `new_vault.additional_data_folders[].limit_in_mb` | `uint32` | Data limit in megabytes or zero if no limit. |
| `new_vault.additional_data_folders[].impersonation` | [`Impersonation`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.Impersonation/index.md) | Impersonation information for accessing the folder. |
| `new_vault.database_info` | [`SQLDatabase`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.SQLDatabase/index.md) | The vault's SQL database. |
| `new_vault.database_info.engine` | [`DBEngine`](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.DBEngine/index.md) | Database engine identification. Values: `DBENGINE_NONE` (0), `DBENGINE_FIREBIRD` (1), `DBENGINE_MS_SQL_SERVER` (2). |
| `new_vault.database_info.server_name` | `string` | The data source i.e. the database server name where the vault's database is residing. This is specified for data service DB engines only. It is empty or unset for embedded databases such as Firebird Embedded. |
| `new_vault.database_info.database_name` | `string` | The catalog i.e. the database name where the vault's data is residing. Allows the database name to differ from the vault display name. This is not specified in the Firebird case. |
| `new_vault.database_info.system_admin_impersonation` | [`Impersonation`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.Impersonation/index.md) | Impersonation information for accessing the database engine for administrative purposes. This contains SYSDBA (System Database Administrator) user name and password. If unset, the default user name and password are used. |
| `new_vault.database_info.basic_user_impersonation` | [`Impersonation`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.Impersonation/index.md) | Impersonation information for accessing the database engine in basic user operations that do not modify the database structure. This contains DB user name and password. If unset, the default user name and password are used. |
| `new_vault.file_data_storage` | [`FileDataStorage`](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.FileDataStorage/index.md) | Identifies file data storage to use. Typically specifies that the file data storage is determined automatically. Values: `FILE_DATA_STORAGE_DEFAULT` (0), `FILE_DATA_STORAGE_DISK` (1), `FILE_DATA_STORAGE_DATABASE` (2), `FILE_DATA_STORAGE_EXTERNAL` (3), `FILE_DATA_STORAGE_MASTER` (4). |
| `new_vault.file_data_connection_string` | `string` | The connection string that identifies the location, protocol, and credentials for the file data storage of this vault. For example, this might specify a storage account, a protocol, and a container name for Azure's BLOB Services. Can be unset or empty. |