Sub-class of the abstract LogicalResource. This is the main class for numbers that relates to the number portability, but it can contain more general and shared characteristics like the inventory of numbers. It has an ID (inherited), name (inherited), description(inherited), status (inherited) and a dialedNumber (For mobile: MDN, fixed, and IP type of numbers) - escribir más sobre resourceNumber. The association with NumberPortabilityRequest is of one-to-many since a number can have many ports and a port can happen to a specific number. Nevertheless, they are already related through the order, for that reason the relationship they have is derived.<br/>