+
+/* NAT-T up to draft-ietf-ipsec-nat-t-ike-04 */
+#define ISAKMP_NPTYPE_NATD_DRAFT 130 /* NAT Discovery */
+#define ISAKMP_NPTYPE_NATOA_DRAFT 131 /* NAT Original Address */
+
+
+/* NAT-T draft-ietf-ipsec-nat-t-ike-05 and later */
+/* XXX conflicts with values assigned to RFC 3547 */
+#define ISAKMP_NPTYPE_NATD_BADDRAFT 15 /* NAT Discovery */
+#define ISAKMP_NPTYPE_NATOA_BADDRAFT 16 /* NAT Original Address */
+
+
+#define ISAKMP_NPTYPE_NATD_RFC 20 /* NAT Discovery */
+#define ISAKMP_NPTYPE_NATOA_RFC 21 /* NAT Original Address */
+
+