public static final EtherTypeClassifier ETHER_TYPE_CL = new EtherTypeClassifier(null);
public static final IpProtoClassifier IP_PROTO_CL = new IpProtoClassifier(ETHER_TYPE_CL);
public static final EtherTypeClassifier ETHER_TYPE_CL = new EtherTypeClassifier(null);
public static final IpProtoClassifier IP_PROTO_CL = new IpProtoClassifier(ETHER_TYPE_CL);