diff --git a/openbsc/include/openbsc/bsc_msg_filter.h b/openbsc/include/openbsc/bsc_msg_filter.h
index b09cd8a..a9dedf4 100644
--- a/openbsc/include/openbsc/bsc_msg_filter.h
+++ b/openbsc/include/openbsc/bsc_msg_filter.h
@@ -53,9 +53,21 @@
 	int lu_reject_cause;
 };
 
+enum {
+	FLT_CON_TYPE_NONE,
+	FLT_CON_TYPE_LU,
+	FLT_CON_TYPE_CM_SERV_REQ,
+	FLT_CON_TYPE_PAG_RESP,
+	FLT_CON_TYPE_SSA,
+	FLT_CON_TYPE_LOCAL_REJECT,
+	FLT_CON_TYPE_OTHER,
+};
+
+
 struct bsc_filter_state {
 	char *imsi;
 	int imsi_checked;
+	int con_type;
 };
 
 struct bsc_filter_request {
diff --git a/openbsc/include/openbsc/bsc_nat.h b/openbsc/include/openbsc/bsc_nat.h
index 10f11a6..ae940b3 100644
--- a/openbsc/include/openbsc/bsc_nat.h
+++ b/openbsc/include/openbsc/bsc_nat.h
@@ -48,16 +48,6 @@
 struct bsc_nat_ussd_con;
 struct nat_rewrite_rule;
 
-enum {
-	NAT_CON_TYPE_NONE,
-	NAT_CON_TYPE_LU,
-	NAT_CON_TYPE_CM_SERV_REQ,
-	NAT_CON_TYPE_PAG_RESP,
-	NAT_CON_TYPE_SSA,
-	NAT_CON_TYPE_LOCAL_REJECT,
-	NAT_CON_TYPE_OTHER,
-};
-
 /*
  * Is this terminated to the MSC, to the local machine (release
  * handling for IMSI filtering) or to a USSD provider?
diff --git a/openbsc/include/openbsc/bsc_nat_sccp.h b/openbsc/include/openbsc/bsc_nat_sccp.h
index d2490ca..0824664 100644
--- a/openbsc/include/openbsc/bsc_nat_sccp.h
+++ b/openbsc/include/openbsc/bsc_nat_sccp.h
@@ -79,7 +79,6 @@
 	int has_remote_ref;
 
 	/* status */
-	int con_type;
 	int con_local;
 	int authorized;