From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Ahern Subject: forwarding of ipv4 link local addresses Date: Tue, 1 Dec 2015 13:35:58 -0800 Message-ID: <565E12BE.90006@cumulusnetworks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit To: "netdev@vger.kernel.org" , David Miller Return-path: Received: from mail-pa0-f45.google.com ([209.85.220.45]:33586 "EHLO mail-pa0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755737AbbLAVgC (ORCPT ); Tue, 1 Dec 2015 16:36:02 -0500 Received: by pabfh17 with SMTP id fh17so17885499pab.0 for ; Tue, 01 Dec 2015 13:36:01 -0800 (PST) Sender: netdev-owner@vger.kernel.org List-ID: RFC 3927 states that packets from/to IPv4 link-local addresses (169.254/16) should not be forwarded, yet the Linux networking stack happily forwards them. Before sending in a patch I wanted to inquire if this behavior is intentional. Thanks, David