If you have a moving MAC then you have a network that is flapping, duplicate MAC, or worse a network loop. All of these are signs of a broken L2 network. The bridge can't fix these
On Oct 26, 2017 19:33, <viraj.raiy...@dell.com> wrote: > Thank you for the reply. > > Viraj > ________________________________________ > From: Toshiaki Makita <makita.toshi...@lab.ntt.co.jp> > Sent: Thursday, October 26, 2017 4:13 AM > To: Raiyani, Viraj; bridge@lists.linux-foundation.org > Subject: Re: [Bridge] Linux Bridge Static FDB move > > On 2017/10/26 1:47, viraj.raiy...@dell.com wrote: > > Hi Everyone, > > > > > > Is it possible to program the FDB entry in Linux Bridge which is static, > > non-local and doesn't move to new interface when the same source MAC > > packet comes on a different interface in the same bridge ? > > AFAIK no. > Bridge supports static fdb entries, but br_fdb_update() updates their > dst even for static entries. > > > > > > > I tried programming the MAC as permanent that prevents the moving of MAC > > to a new interface in the same bridge, however it treats the MAC as > > local and doesn't do the forwarding ? > > Yes, local entries will deliver frames to the bridge device itself. > > -- > Toshiaki Makita > >