---
title: "Register callback endpoint (re-stream)"
slug: "media-livestation-event-callbacksetting-restream"
updated: 2026-09-17T10:12:36Z
published: 2026-09-17T10:12:36Z
canonical: "api.ncloud-docs.com/media-livestation-event-callbacksetting-restream"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://api.ncloud-docs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Register callback endpoint (re-stream)

Available in Classic and VPC

Register callback endpoint that will receive event notifications for a re-stream channel.

              Note

              

For information on callback delivery data and delivery actions, see [Register callback endpoint](/docs/en/media-livestation-event-callbacksetting).

## Request

This section describes the request format. The method and URI are as follows:

| Method | URI |
| --- | --- |
| POST | /api/v2/re-stream/channels/{channelId}/callbackEndpoint |

### Request headers

For information about the headers common to all Live Station APIs, see [Live Station request headers](/docs/en/media-livestation#%EC%9A%94%EC%B2%AD%ED%97%A4%EB%8D%94).

### Request path parameters

You can use the following path parameters with your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `channelId` | String | Required | Channel ID - See [Get channel list](/docs/en/media-livestation-re-stream-channellist). |

### Request body

You can include the following data in the body of your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `callbackEndpoint` | String | Required | Callback endpoint URL |

### Request example

The request example is as follows:

```
curl --location --request POST 'https://livestation.apigw.ntruss.com/api/v2/re-stream/channels/ls-20250826******-172v4/callbackEndpoint' \
--header 'x-ncp-apigw-timestamp: {Timestamp}' \
--header 'x-ncp-iam-access-key: {Access Key}' \
--header 'x-ncp-apigw-signature-v2: {API Gateway Signature}' \
--header 'x-ncp-region_code: KR' \
--header 'Content-Type: application/json' \
--data '{
    "callbackEndpoint": "https://www.callback-endpoint.com"
}'
```

## Response

This section describes the response format.

### Response body

The response body includes the following data:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `content` | Object | - | Channel information |
| `content.channelId` | String | - | Channel ID |
| `content.channelName` | String | - | Channel name |
| `content.instanceNo` | Integer | - | Channel instance number |
| `content.channelStatus` | String | - | Channel status - `CREATING` \| `READY` \| `PUBLISHING` \| `DELETED` \| `BLOCK` \| `FORCE_BLOCK` \| `FORCE_DELETED` - `CREATING`: Creating - `READY`: Ready - `PUBLISHING`: Streaming - `DELETED`: Terminated - `BLOCK`: Stopped - `FORCE_BLOCK`: Force stopped - `FORCE_DELETED`: Unavailable |
| `content.streamKey` | String | - | Stream key |
| `content.publishUrl` | String | - | Default transmission URL |
| `content.globalPublishUrl` | String | - | Overseas streaming URL |
| `content.planType` | String | - | Pricing plan type - `STANDARD` \| `PROFESSIONAL` - `STANDARD`: Re-stream up to 3 platforms. - `PROFESSIONAL`: Re-stream up to 5 platforms. |
| `content.createdTime` | Integer | - | Channel creation date and time (millisecond) - Unix timestamp format |
| `content.restream` | Array | - | Re-stream platform information: [restream](/docs/en/media-livestation-event-callbacksetting-restream#restream) |
| `content.platformCount` | Integer | - | Re-stream platform count |
| `content.totalPublishSeconds` | Integer | - | Channel usage time (second) |
| `content.alertOn` | Boolean | - | Event notification settings - `true` \| `false` - `true`: Enable - `false`: Disable |
| `content.isPublishing` | Boolean | - | Streaming status - `true` \| `false` - `true`: Streaming - `false`: Not streaming |
| `content.alertOptions` | Object | - | Set event notifications. |
| `content.alertOptions.alertChangeStatus` | Boolean | - | Re-stream channel status change notification application - `true` \| `false` - `true`: Apply - `false`: Not apply |
| `content.alertOptions.alertVodUploadFail` | Boolean | - | Recording file upload failure notification application - `true` \| `false` - `true`: Apply - `false`: Not apply |
| `content.alertOptions.alertReStreamFail` | Boolean | - | Re-stream relay failure notification application - `true` \| `false` - `true`: Apply - `false`: Not apply |
| `content.alertOptions.reStreamFailThreshold` | Integer | - | Notification occurrence condition (base count) - Not displayed before initial notification settings |
| `content.alertOptions.alertStreamFailOver` | Boolean | - | Main stream switch notification application - `true` \| `false` - `true`: Apply - `false`: Not apply |
| `content.callbackEndpoint` | String | - | Callback endpoint URL |
| `content.envType` | String | - | Channel type - `REAL` \| `DEV` \| `STAGE` |

#### `restream`

The following describes `restream`.

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `id` | String | - | RTMP authentication ID - Displayed when setting up authentication information |
| `rtmpUrl` | String | - | Re-stream platform RTMP URL |
| `streamKey` | String | - | Re-stream platform stream key |
| `password` | String | - | RTMP authentication password - Displayed when setting up authentication information - Mask strings except for the first character. |
| `targetName` | String | - | Re-stream platform name |

### Response status codes

For information about the HTTP status codes common to all Live Station APIs, see [Live Station response status codes](/docs/en/media-livestation#%EC%9D%91%EB%8B%B5%EC%83%81%ED%83%9C%EC%BD%94%EB%93%9C).

### Response example

The response example is as follows:

```
{
    "content": {
        "channelId": "ls-20250826******-172v4",
        "channelName": "nat",
        "instanceNo": 10*****75,
        "channelStatus": "READY",
        "streamKey": "tkhimahll***********************",
        "publishUrl": "rtmp://***********.video.media.ntruss.com:8080/relay",
        "globalPublishUrl": "rtmp://***************.video.media.ntruss.com:8080/relay",
        "planType": "STANDARD",
        "createdTime": 1756175988000,
        "restream": [
            {
                "id": "user002",
                "rtmpUrl": "rtmp://rtmp-test1234.youtube.com",
                "streamKey": "*************",
                "password": "q*****",
                "targetName": "YOUTUBE"
            }
        ],
        "platformCount": 1,
        "totalPublishSeconds": 0,
        "alertOn": false,
        "isPublishing": false,
        "alertOptions": {
            "alertChangeStatus": false,
            "alertVodUploadFail": false,
            "alertReStreamFail": false,
            "alertStreamFailOver": false
        },
        "callbackEndpoint": "https://www.callback-endpoint.com",
        "envType": "REAL"
    }
}
```