--- Ferret/src/parser/layer1.c.orig	2007-03-27 20:53:02.000000000 +0200
+++ Ferret/src/parser/layer1.c	2010-06-20 02:37:35.357468557 +0200
@@ -116,6 +116,17 @@
 		}
 		break;
 
+	case 127: /* radiotap, DLT_IEEE802_11_RADIO */
+		{
+			unsigned header_length = ex16le(px+2);
+			if (header_length >= length) {
+				FRAMERR(frame, "radiotap header too large: %d\n", header_length);
+				return;
+			}
+			process_wifi_frame(ferret, frame, px+header_length, length-header_length);
+		}
+		break;
+
 	default:
 		FRAMERR(frame, "unknown linktype = %d (expected Ethernet or wifi)\n", frame->protocol);
 		break;