bug_fix: forgotten timer resetting

modules/tm/timer.c

@@ -254,6 +254,7 @@ inline static void retransmission_handler( void *attr)
 				"request resending (t=%p, %.9s ... )\n", 
 				r_buf->my_T, r_buf->buffer);
 			if (SEND_BUFFER( r_buf )<=0) {
+				reset_timer( &r_buf->fr_timer );
 				fake_reply(r_buf->my_T, r_buf->branch, 503 );
 				return;
 			}