#  Linux | Network Manager | LAN & WLAN

```{tip}
Configuration of WLAN's profile settings is nearly identical. **Security** tab is called **Wi-Fi Security** and you additionaly need to choose **WPA/WPA2 Enterprise** in **Security** field.
```

## PEAP authorization

**1.1.** Open the settings and go to the ***Network*** tab.

```{thumbnail} /_images/configuration-guides/endpoints/linux/ubuntu-gnome/linuxub1.png
:width: 25 %
```

**1.2.** Choose the connection you want to configure and click the gear icon next to it.

```{thumbnail} /_images/configuration-guides/endpoints/linux/ubuntu-gnome/linuxub2.png
:width: 25 %
```

```{info}
To create a new connection, click the little plus icon. By default, the** ***_Identity_*** **tab will open.
When creating a new connection or modifying an existing one, you can give it a name.
```


**1.3.** Go to the Security tab.

**1.4.** Switch the ***802.1x Security*** option.

**1.5.** Set the authentication method to ***Protected EAP (PEAP)***.

```{thumbnail} /_images/configuration-guides/endpoints/linux/ubuntu-gnome/linuxub3.png
:width: 25 %
```

**1.6.** Complete the fields with your connection details. The ***Anonymous identity*** field is optional.

-   **To increase security, adding a CA certificate is recommended.**

**1.7.** In the ***Inner authentication*** field, select the ***MSCHAPv2*** option. The ***MD5*** option only works with local NACVIEW accounts.

**1.8.** Confirm with the ***Apply*** green button. 

```{info}
You may need to enter your password again at the first time you connect.
```


## EAP-TLS authorization

**2.1.** Open the settings and go to the ***Network*** tab.

```{thumbnail} /_images/configuration-guides/endpoints/linux/ubuntu-gnome/linuxub4.png
:width: 25 %
```

**2.2.** Select the connection you want to configure and click the gear icon next to it.

**2.3.** Go to the ***Security*** tab.

**2.4.** Enable the ***802.1x Security***  option.

**2.5.** Set the authentication method to TLS.

```{thumbnail} /_images/configuration-guides/endpoints/linux/ubuntu-gnome/linuxub5.png
:width: 25 %
```

**2.6.** Complete the fields with connection data and appropriate certificates and keys.

```{info}
> To increase security, it is advisable to add a CA certificate.
```

```{info}
> The Ubuntu 20.04 LTS default supplicant does not allow the use of a private key without a password. The CN or UPN provided while creating the certificate must match the username that has been provided in the Identity field.
```


**2.7.**  Confirm with the ***Apply*** green button.

```{info}
> You may need to enter your password again the first time you connect.
```

## EAP-TTLS authorization

**3.1**. Open the settings and go to the ***Network*** tab.

```{thumbnail} /_images/configuration-guides/endpoints/linux/ubuntu-gnome/linuxub6.png
:width: 25 %
```

**3.2.** Select the connection you want to configure and click the gear icon next to it.

**3.3.** Go to the ***Security*** tab.

**3.4.**  Enable the ***802.1x Security***. 

**3.5.** Set the authentication method to ***Tunneled TLS***.

```{thumbnail} /_images/configuration-guides/endpoints/linux/ubuntu-gnome/linuxub7.png
:width: 25 %
```

**3.6.** Complete the fields with the connection data and appropriate keys.

```{info}
> To increase security, it is advisable to add a CA certificate.
```


**3.7**. In the ***Inner authentication***  field you need to select: ***MSCHAPv2***. The ***MD5*** option only works with local NACVIEW accounts.

**3.8**.  Confirm with the ***Apply*** green button.

```{info}
> You may need to enter your password again at the first time you connect.
```


## Selection of configuration connection

You can find previously created connection configurations by selecting the appropriate option from the drop-down menu in the upper right corner of the screen.

```{thumbnail} /_images/configuration-guides/endpoints/linux/ubuntu-gnome/linuxub8.png
:width: 25 %
```