src/Services/Local.php
protected function setTransport($config)
    {
        $command = array_get($config, 'command');
        // old usage of mail config and env may be set to smtp
        if (empty($command) && ('smtp' == Config::get('mail.driver'))) {
            $host = Config::get('mail.host');
            $port = Config::get('mail.port');
            $encryption = Config::get('mail.encryption');
            $username = Config::get('mail.username');
            $password = Config::get('mail.password');
            $this->transport = Smtp::getTransport($host, $port, $encryption, $username, $password);
        } else {
            $this->transport = static::getTransport($command);
        }
    }
protected function setTransport($config)
    {
        $command = array_get($config, 'command');
        // old usage of mail config and env may be set to smtp
        if (empty($command) && ('smtp' == Config::get('mail.driver'))) {
            $host = Config::get('mail.host');
            $port = Config::get('mail.port');
            $encryption = Config::get('mail.encryption');
            $username = Config::get('mail.username');
            $password = Config::get('mail.password');
            $this->transport = Smtp::getTransport($host, $port, $encryption, $username, $password);
        } else {
            $this->transport = static::getTransport($command);
        }
    }
{@inheritdoc}