diff --git a/src/cw/cw_out_80211_supported_rates.c b/src/cw/cw_out_80211_supported_rates.c
new file mode 100644
index 00000000..99b01639
--- /dev/null
+++ b/src/cw/cw_out_80211_supported_rates.c
@@ -0,0 +1,35 @@
+#include "cw.h"
+#include "capwap80211.h"
+#include "radio.h"
+
+
+int cw_put_elem_80211_supported_rates(uint8_t*dst,int radio_id,mbag_t radio)
+{
+
+	struct mbag_item * sr = mbag_get(radio,CW_RADIO_SUPPORTED_RATES);
+	if (!sr)
+		return 0;
+
+	int n = cw_put_byte(dst+4,radio_id);
+
+	n+=cw_put_mbag_item(dst+5,sr);
+	return 5 + cw_put_elem_hdr(dst,CW_ELEM80211_SUPPORTED_RATES,5);
+}
+
+
+int cw_out_80211_supported_rates(struct conn *conn, struct cw_action_out *a, uint8_t * dst)
+{
+
+	int l=0;
+	MAVLITER_DEFINE(it,conn->radios);
+	mavliter_foreach(&it){
+		struct mbag_item *i = mavliter_get(&it);
+		if ( i->type != MBAG_MBAG ) {
+			continue;
+		}
+		l+=cw_put_elem_80211_supported_rates(dst+l,i->iid,i->data);
+	}
+	return l;
+}
+
+