Re: [Openvpn-devel] [PATCH] Extract MAC addresses from ARP packets

2014-03-05 Thread Gert Doering
Hi, On Tue, Mar 04, 2014 at 09:49:49PM +0100, Arne Schwabe wrote: > a) it won't work with a learning switch either or > b) OpenVPN learning switch implementation has a bug > > I would like to have either a) confirmed or b) fixed than to included a > band aid. It looks like some sort of proxy-ARP

Re: [Openvpn-devel] [PATCH] Extract MAC addresses from ARP packets

2014-03-05 Thread Vladimir Kamarzin
05.03.2014, 02:49, "Arne Schwabe" : > OpenVPN basically just emulates a learning switch. Learning switches > also don't need these special logic. If your setup does not work with > OpenVPN then either > > a) it won't work with a learning switch either or > b) OpenVPN learning switch implementation

Re: [Openvpn-devel] [PATCH] Extract MAC addresses from ARP packets

2014-03-05 Thread Gert Doering
Hi, On Wed, Mar 05, 2014 at 04:37:09PM +0600, Vladimir Kamarzin wrote: > 5. Switch (S) does not know where is 00:00:00:22:22:22, so it sends this > packet to all ports Yeah, I think that's the difference. We don't do unicast flooding ("send frames to unknown unicast destinations to every single

Re: [Openvpn-devel] [PATCH] Extract MAC addresses from ARP packets

2014-03-05 Thread Vladimir Kamarzin
> Adding it would solve the issue at hand, but I'm not convinced that you'll > be happy with the end - it might actually end up saturating VPN links and > making users unhappy if you have "much flooded traffic" (which happens in > some of the networks). I've patched openvpn this way and testing th

Re: [Openvpn-devel] [PATCH] Extract MAC addresses from ARP packets

2014-03-05 Thread Gert Doering
Hi, On Wed, Mar 05, 2014 at 06:44:31PM +0600, Vladimir Kamarzin wrote: > > Adding it would solve the issue at hand, but I'm not convinced that you'll > > be happy with the end - it might actually end up saturating VPN links and > > making users unhappy if you have "much flooded traffic" (which hap