diff --git a/src/mod/capwap/capwap_out_get_session_id.c b/src/mod/capwap/capwap_out_get_session_id.c
new file mode 100644
index 00000000..7a198b50
--- /dev/null
+++ b/src/mod/capwap/capwap_out_get_session_id.c
@@ -0,0 +1,21 @@
+
+#include "cw/conn.h"
+#include "cw/rand.h"
+#include "cw/log.h"
+#include "cw/capwap_items.h"
+
+
+struct mbag_item * capwap_out_get_session_id(struct conn *conn,struct cw_action_out * a)
+{
+	uint8_t session_id[16];
+
+	int slen=16;
+
+	int l = cw_rand(session_id,slen);
+	if ( l!=slen ) {
+		cw_log(LOG_ERR,"Can't init session ID.");
+		return NULL;
+	}
+	return mbag_set_bstrn(conn->local,CW_ITEM_SESSION_ID,session_id,slen);
+}
+