This memo defines an portion of the Management Information Base (MIB) for use with network management protocols in the Internet community. In particular, it describes objects used for testing systems and interfaces. This memo defines the following: o A general mechanism to initiate tests o A capability to provide and store test results o A capability to inventory the tests that are supported by an agent This memo does not specify individual tests. Such tests are subject of separate system- or media-specific specifications. This memo replaces the objects defined in the ifTestGroup of RFC2233[RFC2233] which have been deprecated.