On 8/8/17 5:29 AM, Ondrej Zajicek wrote:
> Hi
> We noticed that TCP outgoing sockets that are bound to enslaved devices
> by SO_BINDTODEVICE fail to connect, while they work when bound to vrf
> device instead. We noticed similar behavior on ICMP (i.e. ping -I vrf0
> worked, while ping -I eth0 does not if eth0 is enslaved to vrf0). On
> the contrary, UDP outgoing sockets bound to enslaved devices worked
> as expected. We tested that on Linux 4.9.30-2 from Debian.
> I found your patchset 'Support for sockets bound to enslaved device'
> ( http://www.spinics.net/lists/netdev/msg448040.html ), which seems
> to be related to the issue, but the description mentions services,
> i.e. listening sockets. Does the patchset (or some other one) fixes
> the issue also for outgoing sockets?

Yes, it works for both directions.

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