ldc-crm/config/broadcasting.php

<?php

return [

    /*
        |--------------------------------------------------------------------------
        | Default Broadcaster
        |--------------------------------------------------------------------------
        |
        | This option controls the default broadcaster that will be used by the
        | framework when an event needs to be broadcast. You may set this to
        | any of the connections defined in the "connections" array below.
        |
        | Supported: "pusher", "redis", "log", "null"
        |
    */

    'default' => env('BROADCAST_DRIVER', 'null'),

    /*
        |--------------------------------------------------------------------------
        | Broadcast Connections
        |--------------------------------------------------------------------------
        |
        | Here you may define all of the broadcast connections that will be used
        | to broadcast events to other systems or over websockets. Samples of
        | each available type of connection are provided inside this array.
        |
    */

    'connections' => [

        'pusher' => [
            'driver' => 'pusher',
            'key' => env('PUSHER_APP_KEY'),
            'secret' => env('PUSHER_APP_SECRET'),
            'app_id' => env('PUSHER_APP_ID'),
            'options' => [
                'cluster' => env('PUSHER_APP_CLUSTER'),
                'useTLS' => true,
            ],
        ],

        'redis' => [
            'driver' => 'redis',
            'connection' => 'default',
        ],

        'log' => [
            'driver' => 'log',
        ],

        'null' => [
            'driver' => 'null',
        ],

    ],

];