From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiri Benc Subject: Re: [PATCH net-next 3/3] vxlan: allow multiple VXLANs with same VNI for IPv6 link-local addresses Date: Wed, 15 Mar 2017 16:22:57 +0100 Message-ID: <20170315162257.127b27d6@griffin> References: <5c74248483272110d0ca249b80b943b0ceb0b610.1489184335.git.mschiffer@universe-factory.net> <20170314162815.7aae9e94@griffin> <1542ef1a-4bc2-d142-1910-0583c3c543a6@universe-factory.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: davem@davemloft.net, hannes@stressinduktion.org, pshelar@ovn.org, aduyck@mirantis.com, roopa@cumulusnetworks.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: Matthias Schiffer Return-path: In-Reply-To: <1542ef1a-4bc2-d142-1910-0583c3c543a6@universe-factory.net> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, 15 Mar 2017 15:29:29 +0100, Matthias Schiffer wrote: > While ensuring that the destination address is link-local iff the source > address is would also be an option, it didn't seem too useful as the > destination address will be a multicast address anyways in "normal" VXLAN > configurations. If we really want to check this, I guess the valid > combinations are: > > source link-local - destination link-local UC > source link-local - destination link-local MC > source global/... - destination global/... UC > source global/... - destination any MC > > Does this make sense? It does. Thanks! Jiri