On Wed, Jan 11, 2017 at 10:49:26PM +0100, Will van Gulik wrote: > Hi Baptiste, > > > On 11 Jan 2017, at 10:58, Baptiste Jonglez wrote: > > > > Hi Will, > > > > > > There have been backwards-incompatible changes recently: can you make sure > > that you use the exact same wireguard version on all peers? > > I was using the same version (Debian package 0.0.20161230-1 from > Unstable). However my bug occured between the package version and the > compiled version from 0.0.20170105 . So I'll retry with both same kernel > modules. Because at least for that try, I have a mismatch. But for my > previous experiments all the version were the same. Ok then, I don't know what the issue might be. > Additional question, is it better to use one interface with a big subnet > and multiple remote peers or an interface by peer with a /30 or a /31 ? It depends on your use-case. As far as I remember, you were using OSPF on top of Wireguard, weren't you? In that case, you are forced to use one interface per peer (with AllowedIPs = ::/0 on each interface). Baptiste > >> Any clue, ideas, else ? > >> > >> Cheers, > >> > >> Will > >> > >>> On 03 Jan 2017, at 09:52, Will van Gulik wrote: > >>> > >>> Hi, > >>> > >>> I'm trying to use multiple wireguard tunnel in one VM at the same time, but it seems that only the first two I configured are working. I'm currently trying with 5 interfaces, I see the incoming packet in tcpdump but no reaction of the destination host with all the wg interfaces. > >>> > >>> I'm not sure there is a limitation on that, I could totally have missed that. Should I use 1 interface with multiple peers rather than multiple interface ? > >>> > >>> I'm testing that on a Debian with 4.8.7-1, running on a KVM host. > >>> > >>> Any insight ? > >>> > >>> Kind regards, > >>> > >>> Will > >>> _______________________________________________ > >>> WireGuard mailing list > >>> WireGuard@lists.zx2c4.com > >>> https://lists.zx2c4.com/mailman/listinfo/wireguard > >> > >> _______________________________________________ > >> WireGuard mailing list > >> WireGuard@lists.zx2c4.com > >> https://lists.zx2c4.com/mailman/listinfo/wireguard