13. A system for using a federated ontology as an index to business enterprise knowledge, comprising: a host system; one or more storage devices in communication with the host system, the one or more storage devices holding data sources of the business enterprise knowledge; a federated ontology accessible via a host system, wherein the federated ontology comprises a plurality of localized ontologies that are linked through one or more concepts; and a semantic router application executing on the host system, the semantic router application including computer instructions for performing: receiving a request for the business enterprise knowledge; mapping the request to a concept within the federated ontology; searching the federated ontology for the concept to identify the one or more data sources holding the business enterprise knowledge; retrieving the business enterprise knowledge from the identified one or more data sources as search result data; and returning the search result data.
19. The system of claim 13 , wherein the semantic router application further includes computer instructions for performing: reporting an information path to the business enterprise knowledge from the identified one or more data sources.