# Extension Manage - Extension check-in extension group

#### Interface Description

Sign in an extension under the current user to an extension group owned by the user

#### Request method
POST, form-data format

#### request parameters

| parameter name | type | Is it necessary | illustrate |
| --- | --- | --- | --- |
| service | string | yes | App.Sip\_Extgroup.AddExtnumber |
| token | string | yes | The token obtained through the authorization interface |
| name | string | yes | extension group name |
| extnumber | string | yes | Ext |

#### Interface request example（PHP）

    <?php
        $apiUrl = 'http://127.0.0.1:8080';
        $postFields = [
            'service'   => 'App.Sip_Extgroup.AddExtnumber',
            'token'     => 'ABCDEFG',
            'name'  => 'abcdefg',
            'extnumber'  => 'abcdefg'
        ];
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_URL, $apiUrl);
        curl_setopt($curl, CURLOPT_POST, 1);
        curl_setopt($curl, CURLOPT_POSTFIELDS, $postFields);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
        $response = curl_exec($curl);
        $curlError = curl_error($curl);
        curl_close($curl);
        var_dump($response);
    ?>
    

#### return data structure example

    {
        "ret": 200,
        "data": {
            "status": 0,
            "desc": "Added successfully",
            "reqtime": 1581409508,
            "rsptime": 1581409508
        },
        "msg": ""
    }
    

#### Return data field description

| field | type | illustrate |
| --- | --- | --- |
| desc | string | return description |