# SMS Server Settings - How To

This article explains how to configure **SMS Server Settings** in Endpoint Central. You can configure the API details of your preferred **SMS Gateway Provider** to receive SMS alerts for real-time inventory changes.

## Prerequisites

- An active account with the **SMS Gateway Provider**.
- The **SMS Gateway API URL** must be reachable from the Endpoint Central server.
- Sufficient SMS credits must be available.

Refer to the API documentation provided by your SMS Gateway Vendor to validate these details.

> **Note:** The **SMS Server Settings** feature is available from build **10.0.547**.

## Steps to Configure SMS Server Settings

1. Log in to the Endpoint Central web console and navigate to **Admin > SMS Server Settings**.
2. Enter the **API Endpoint URL** for your SMS Gateway.
   Example: `http://www.smsserver.com/sendsms`
   `https://api.clickatell.com/http/sendmsg`
   Select the appropriate request method: **POST** or **GET**.
3. **Query Parameters**
   Enter any required URL parameters:

   | Key | Value |
   |---|---|
   | parameter1 | data1 |
   | parameter2 | data2 |

4. **Request Headers**
   Add the required request headers:

   | Key | Value |
   |---|---|
   | Content-Type | application/json |
   | Authorization | xxxxxxxxxx |

5. **Authentication**
   If your SMS provider requires **Basic Authentication**, enter a username and password.
   Otherwise, select **None**.
6. **Request Payload** (only for **POST** requests)
   Enter the body content to be included in the SMS request.
7. **Content Type**
   Choose one:
   - **application/json** — payload is sent as JSON
   - **application/x-www-form-urlencoded** — payload encoded as form data
8. Enter the expected **Success Response** message to validate delivery.
9. Enter a **Test Phone Number** and verify message delivery.
10. Enable **Send SMS using Unicode** if the text includes non-English characters.
11. Click **Save** to apply the configuration.

> **Note:** You can use the following placeholders in API parameters and payloads:
>
> | Placeholder | Description |
> |---|---|
> | $recipient$ | Recipient’s phone number |
> | $message$ | Message body text |

You have now successfully configured SMS notifications in Endpoint Central.