diff --git a/epan/dissectors/packet-diameter.c b/epan/dissectors/packet-diameter.c
index 0e18a85699..4697bc1e72 100644
--- a/epan/dissectors/packet-diameter.c
+++ b/epan/dissectors/packet-diameter.c
@@ -1700,30 +1700,6 @@ dictionary_load(void)
 	return 1;
 }
 
-static void
-tcp_range_delete_callback(guint32 port)
-{
-	dissector_delete_uint("tcp.port", port, diameter_tcp_handle);
-}
-
-static void
-tcp_range_add_callback(guint32 port)
-{
-	dissector_add_uint("tcp.port", port, diameter_tcp_handle);
-}
-
-static void
-sctp_range_delete_callback(guint32 port)
-{
-	dissector_delete_uint("sctp.port", port, diameter_sctp_handle);
-}
-
-static void
-sctp_range_add_callback(guint32 port)
-{
-	dissector_add_uint("sctp.port", port, diameter_sctp_handle);
-}
-
 /* registration with the filtering engine */
 void proto_reg_handoff_diameter(void);
 
@@ -1989,8 +1965,8 @@ proto_reg_handoff_diameter(void)
 		diameter_udp_port = g_diameter_udp_port;
 		Initialized=TRUE;
 	} else {
-		range_foreach(diameter_tcp_port_range, tcp_range_delete_callback);
-		range_foreach(diameter_sctp_port_range, sctp_range_delete_callback);
+		dissector_delete_uint_range("tcp.port", diameter_tcp_port_range, diameter_tcp_handle);
+		dissector_delete_uint_range("sctp.port", diameter_sctp_port_range, diameter_sctp_handle);
 		g_free(diameter_tcp_port_range);
 		g_free(diameter_sctp_port_range);
 		dissector_delete_uint("udp.port", diameter_udp_port, diameter_udp_handle);
@@ -2004,8 +1980,8 @@ proto_reg_handoff_diameter(void)
 	/* set port for future deletes */
 	diameter_tcp_port_range = range_copy(global_diameter_tcp_port_range);
 	diameter_sctp_port_range = range_copy(global_diameter_sctp_port_range);
-	range_foreach(diameter_tcp_port_range, tcp_range_add_callback);
-	range_foreach(diameter_sctp_port_range, sctp_range_add_callback);
+	dissector_add_uint_range("tcp.port",  diameter_tcp_port_range,  diameter_tcp_handle);
+	dissector_add_uint_range("sctp.port", diameter_sctp_port_range, diameter_sctp_handle);
 
 	exported_pdu_tap = find_tap_id(EXPORT_PDU_TAP_NAME_LAYER_7);
 
diff --git a/epan/packet.c b/epan/packet.c
index 691fc95a11..adce4db166 100644
--- a/epan/packet.c
+++ b/epan/packet.c
@@ -834,6 +834,21 @@ dissector_add_uint(const char *name, const guint32 pattern, dissector_handle_t h
 	dissector_add_handle(name, handle);
 }
 
+
+
+void dissector_add_uint_range(const char *abbrev, range_t *range,
+    dissector_handle_t handle)
+{
+   guint32 i, j;
+   
+   if (range) {
+      for (i=0; i < range->nranges; i++) {
+         for (j = range->ranges[i].low; j <= range->ranges[i].high; j++)
+			 dissector_add_uint(abbrev, j, handle);
+      }
+   }
+}
+
 /* Delete the entry for a dissector in a uint dissector table
    with a particular pattern. */
 
@@ -866,6 +881,19 @@ dissector_delete_uint(const char *name, const guint32 pattern,
 	}
 }
 
+void dissector_delete_uint_range(const char *abbrev, range_t *range,
+    dissector_handle_t handle)
+{
+   guint32 i, j;
+   
+   if (range) {
+      for (i=0; i < range->nranges; i++) {
+         for (j = range->ranges[i].low; j <= range->ranges[i].high; j++)
+			 dissector_delete_uint(abbrev, j, handle);
+      }
+   }
+}
+
 /* Change the entry for a dissector in a uint dissector table
    with a particular pattern to use a new dissector handle. */
 void
diff --git a/epan/packet.h b/epan/packet.h
index 79b07d2fbc..212b20c7d8 100644
--- a/epan/packet.h
+++ b/epan/packet.h
@@ -38,6 +38,7 @@
 #include "epan.h"
 #include "tfs.h"
 #include "ws_symbol_export.h"
+#include "range.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -174,11 +175,19 @@ WS_DLL_PUBLIC int get_dissector_table_base(const char *name);
 WS_DLL_PUBLIC void dissector_add_uint(const char *abbrev, const guint32 pattern,
     dissector_handle_t handle);
 
+/* Add an range of entries to a uint dissector table. */
+WS_DLL_PUBLIC void dissector_add_uint_range(const char *abbrev, range_t *range,
+    dissector_handle_t handle);
+
 /* Delete the entry for a dissector in a uint dissector table
    with a particular pattern. */
 WS_DLL_PUBLIC void dissector_delete_uint(const char *name, const guint32 pattern,
     dissector_handle_t handle);
 
+/* Delete an range of entries from a uint dissector table. */
+WS_DLL_PUBLIC void dissector_delete_uint_range(const char *abbrev, range_t *range,
+    dissector_handle_t handle);
+
 /* Change the entry for a dissector in a uint dissector table
    with a particular pattern to use a new dissector handle. */
 WS_DLL_PUBLIC void dissector_change_uint(const char *abbrev, const guint32 pattern,