20. The method of claim 18 , wherein generating the protocol agent comprises: obtaining the protocol specification, wherein the protocol specification comprises a model of a protocol; and generating the protocol agent by processing the protocol specification using a protocol converter, wherein the protocol agent comprises a plurality of protocol entities.
18. A method for generating a protocol agent for a managed system, comprising: using a processor for: generating an implementation of a unified information model from an information model specification; and generating the protocol agent from a protocol specification; wherein the protocol specification comprises a plurality of first mappings to the information model specification, wherein the protocol agent comprises a plurality of second mappings to the implementation of the unified information model, wherein the second mappings are formed using the first mappings.