# File lib/aws/ec2/network_interface_collection.rb, line 40
      def create options = {}

        client_opts = {}

        client_opts[:subnet_id] = subnet_id_option(options)

        client_opts[:private_ip_address] = options[:private_ip_address] if
          options.key?(:private_ip_address)

        client_opts[:description] = options[:description] if
          options.key?(:description)

        groups = groups_options(options)
        client_opts[:groups] = groups if groups
        
        resp = client.create_network_interface(client_opts)

        NetworkInterface.new_from(:create_network_interface,
          resp.network_interface, 
          resp.network_interface.network_interface_id, 
          :config => config)

      end