On 21-10-2014 06:53, Stuart Henderson wrote: > Don't rule out bugs in the OpenVPN port on OpenBSD. Despite user requests > for version updates and tweaks to the port there has been an almost complete > lack of feedback when updates have been sent out for testing, so it's > possible problems may have crept in, especially in less frequently used > areas. > > I'm not sure how to remove OpenVPN from the equation whilst still using tun > to test things (ssh has tun-forwarding, but it doesn't set the multicast > flag on the interface, and might not handle multicast at all even if you > did force the flag e.g. by running OpenVPN on the interface first to set > IFF_MULTICAST). I successfully managed to get broadcast and multicast packets to work on a bridged openvpn tunnel. But that was on OpenBSD 5.4. I didn't needed it anymore, so I can't speak if the latest version works. > > I'd probably start by bumping up verbosity in OpenVPN config and try and > track things down from that side.. This will help. I suggest the OP start with 5 and see if he can track the issue. > btw, the standard method for this is "multicast_host=YES" in rc.conf.local. Nice, didn't knew this one. Thanks.
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