diff -Naur busybox-1.8.2.org/networking/wget.c busybox-1.8.2/networking/wget.c
--- busybox-1.8.2.org/networking/wget.c	2008-10-21 16:50:09.000000000 +0200
+++ busybox-1.8.2/networking/wget.c	2008-10-21 17:27:17.000000000 +0200
@@ -761,9 +761,23 @@
 				content_len -= beg_range;
 		}
 
-		if (ftpcmd("RETR ", target.path, sfp, buf) > 150)
-			bb_error_msg_and_die("bad response to %s: %s", "RETR", buf);
-	}
+#if 1 /* AVM */
+        if (!target.path || target.path[0] == '\0' || target.path[strlen(target.path)-1] == '/') 
+        {
+        /* get directory listing */
+            if (ftpcmd("LIST ", target.path, sfp, buf) >= 400) 
+                bb_error_msg_and_die("bad response to %s: %s", "LIST", buf);
+        } 
+        else 
+        {
+            if (ftpcmd("RETR ", target.path, sfp, buf) > 150)
+            bb_error_msg_and_die("bad response to %s: %s", "RETR", buf);
+        }
+#else
+        if (ftpcmd("RETR ", target.path, sfp, buf) > 150)
+            bb_error_msg_and_die("bad response to %s: %s", "RETR", buf);
+#endif /* if 1 AVM */
+    }
 
 	if (opt & WGET_OPT_SPIDER) {
 		if (ENABLE_FEATURE_CLEAN_UP)