[DefaultValueAttribute(typeof(MessagePeriod), "DefaultRate")]
public MessagePeriod MessagePeriod { get; set; }

<DefaultValueAttribute(GetType(MessagePeriod), "DefaultRate")> _
Public Property MessagePeriod As MessagePeriod
	Get
	Set

[DefaultValueAttribute(typeof(MessagePeriod), L"DefaultRate")]
public:
property MessagePeriod MessagePeriod {
	MessagePeriod get ();
	void set (MessagePeriod value);
}