/// <summary>
 /// Lists all available provider configurations for the subscription.
 /// </summary>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='subscriptionId'>
 /// The subscription ID
 /// </param>
 public static IList <ProviderConfigurationListItem> GetAllProviderConfigurations(this ISmsClient operations, System.Guid subscriptionId)
 {
     return(operations.GetAllProviderConfigurationsAsync(subscriptionId).GetAwaiter().GetResult());
 }