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From: David Ahern <dsahern@gmail.com>
To: Jeff Barnhill <0xeffeff@gmail.com>
Cc: netdev@vger.kernel.org
Subject: Re: v6/sit tunnels and VRFs
Date: Sun, 29 Oct 2017 09:48:21 -0600	[thread overview]
Message-ID: <abb3291a-222a-7eff-724c-9d06fea9f02d@gmail.com> (raw)
In-Reply-To: <CAL6e_pcL3DF1J1-+w0pw0CZ=Zm_BRfKtz=5jML_GcZBZFW1JVA@mail.gmail.com>

On 10/27/17 8:43 PM, Jeff Barnhill wrote:
> ping v4 loopback...
> 
> jeff@VM2:~$ ip route list vrf myvrf
> 127.0.0.0/8 dev myvrf proto kernel scope link src 127.0.0.1
> 192.168.200.0/24 via 192.168.210.3 dev enp0s8
> 192.168.210.0/24 dev enp0s8 proto kernel scope link src 192.168.210.2
> 
> Lookups shown in perf script were for table 255.  Is it necessary to
> put the l3mdev table first?  If I re-order the tables, it starts
> working:

Yes, we advise moving the local table down to avoid false hits (e.g.,
duplicate addresses like this between the default VRF and another VRF).

I covered that and a few other things at OSS 2017. Latest VRF slides for
users:
  http://schd.ws/hosted_files/ossna2017/fe/vrf-tutorial-oss.pdf

  reply	other threads:[~2017-10-29 15:48 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-25 20:45 v6/sit tunnels and VRFs Jeff Barnhill
2017-10-25 21:31 ` David Ahern
2017-10-26  3:28   ` Jeff Barnhill
2017-10-26 17:24     ` David Ahern
2017-10-27  5:19       ` Jeff Barnhill
2017-10-27 16:25         ` David Ahern
2017-10-27 20:59           ` Jeff Barnhill
2017-10-27 22:53             ` David Ahern
2017-10-28  2:43               ` Jeff Barnhill
2017-10-29 15:48                 ` David Ahern [this message]
2017-10-31 22:20                   ` Jeff Barnhill
2017-10-31 22:36                     ` David Ahern
2017-10-31 22:42                     ` David Ahern
2018-04-12 16:54                   ` Jeff Barnhill
2018-04-13  2:25                     ` David Ahern
2018-04-13 20:23                       ` Jeff Barnhill
2018-04-13 20:31                         ` David Ahern
2018-04-14 22:07                           ` Jeff Barnhill

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