> For AI agents: the complete documentation index is available at https://www.jumpserver.com/docs/v4/llms.txt, the full documentation bundle is available at https://www.jumpserver.com/docs/v4/llms-full.txt.

# Message

Administrators can configure and enable SMS service. Currently, the following SMS providers are supported:

- Alibaba cloud
- Tencent cloud
- Huawei cloud
- CMPP v2.0
- Custom type
- Custom (File)

## Enable SMS service


1

In the right area of the top navigation bar, click .

![image](/docs/images/docs/navs/nav-settings.png)

2

In the left menu, click **<Icon name="Remind" /> Notifications**.

3

On the right page, click **Message** tab.

4

In the **SMS** field, check the box to enable SMS service.

5

In the **Provider** field, select the SMS provider.

6

In the **Code length** field, set the length of the verification code. The default is 4.

7

In the **Provider** section, configure the parameters required by the selected SMS provider.

8

Click **Submit**.