<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\Models\SmsAuthenticationMethodConfiguration;
use Microsoft\Graph\Generated\Models\AuthenticationMethodState;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new SmsAuthenticationMethodConfiguration();
$requestBody->setOdataType('#microsoft.graph.smsAuthenticationMethodConfiguration');
$requestBody->setId('Sms');
$requestBody->setState(new AuthenticationMethodState('enabled'));
$result = $graphServiceClient->policies()->authenticationMethodsPolicy()->authenticationMethodConfigurations()->byAuthenticationMethodConfigurationId('authenticationMethodConfiguration-id')->patch($requestBody)->wait();