# Configure device information for IDT
<a name="configure-idt-sample"></a>

Configure your device information for IDT to run the test. You must update the `device.json` template located in the `<device-tester-extract-location>/configs` folder with the following information.

```
[
  {
    "id": "pool",
    "sku": "N/A",
    "devices": [
      {
        "id": "<device-id>",
        "connectivity": {
          "protocol": "ssh",
          "ip": "<ip-address>",
          "port": "<port>",
          "auth": {
            "method": "pki | password",
            "credentials": {
              "user": "<user-name>",
              "privKeyPath": "/path/to/private/key",
              "password": "<password>"
            }
          }
        }
      }
    ]
  }
]
```

In the `devices` object, provide the following information:

**`id`**  
A user-defined unique identifier for your device.

**`connectivity.ip`**  
The IP address of your device.

**`connectivity.port`**  
Optional. The port number to use for SSH connections to your device.

**`connectivity.auth`**  
Authentication information for the connection.  
This property applies only if `connectivity.protocol` is set to `ssh`.    
**`connectivity.auth.method`**  
The authentication method used to access a device over the given connectivity protocol.  
Supported values are:  
+ `pki`
+ `password`  
**`connectivity.auth.credentials`**  
The credentials used for authentication.    
**`connectivity.auth.credentials.user`**  
The user name used to sign in to your device.  
**`connectivity.auth.credentials.privKeyPath`**  
The full path to the private key used to sign in to your device.  
This value applies only if `connectivity.auth.method` is set to `pki`.  
**`devices.connectivity.auth.credentials.password`**  
The password used for signing in to your device.  
This value applies only if `connectivity.auth.method` is set to `password`.

**Note**  
Specify `privKeyPath` only if `method` is set to `pki`.  
Specify `password` only if `method` is set to `password`.