1. A method, comprising: discovering a resource using a first discovery module, the first discovery module being for identifying resources having identifying information known to the first discovery module; and discovering the resource using a second discovery module, the second discovery module being for identifying resources having identifying information not known to the first discovery module, wherein an object associated with the resource is created by the first discovery module if the resource has identifying information known to the first discovery module, wherein an object associated with the resource is created by the second discovery module if the resource has identifying information not known to the first discovery module.