svn commit: r304436 - in head: . sys/netinet

[Ryan Stone]

On Sat, Aug 20, 2016 at 7:48 AM, Bruce Simpson <bms at fastmail.net> wrote:

> It is perfectly legal for broadcast packets to be addressed to the end of
> a P2P or non-Ethernet link, which may not set M_BCAST or M_MCAST. The
> classic example is ATM (Non-Broadcast, Multiple Access (NBMA)) but the
> situation may be readily observed with loopback or tunnels.
>

Can you give an example of a tunneling protocol support by FreeBSD that may
be affected?  I looked and didn't see any.  OpenVPN, as best that I can
tell, injects frames into a tap interface, which appears as a Ethernet
interface, for example.