DfaServices dfaServices, DfaSession session, String searchString) throws Exception {
// Request the service.
SubnetworkRemote service = dfaServices.get(session, SubnetworkRemote.class);
// Set subnetwork search criteria.
SubnetworkSearchCriteria searchCriteria = new SubnetworkSearchCriteria();
searchCriteria.setPageSize(10);
searchCriteria.setSearchString(searchString);
// Get subnetworks.
SubnetworkRecordSet subnetworks = service.getSubnetworks(searchCriteria);
// Display subnetwork names, IDs, and subnetwork IDs.