1. A method for inferential monitoring of a link, the method comprising: selecting a given link, the selected given link including one or more monitorable channels and at least one unmonitorable channel; performing one or more tests on the one or more monitorable channels; determining a status of the one or more monitorable channels on the basis of the one or more tests; correlating results from the one or more tests of the one or more monitorable channels to the unmonitorable channel; and determining a status of the unmonitorable channel on the basis of the correlation.