Netdev List
 help / color / mirror / Atom feed
From: Ben Greear <greearb@candelatech.com>
To: David Ahern <dsahern@gmail.com>, netdev <netdev@vger.kernel.org>
Subject: Re: Strange routing with VRF and 5.2.7+
Date: Mon, 30 Sep 2019 11:45:50 -0700	[thread overview]
Message-ID: <9eb82b65-0067-4320-4b11-7a02b6226cd5@candelatech.com> (raw)
In-Reply-To: <795cb41e-4990-fdbe-8cbe-9c0ada751b80@gmail.com>

On 9/22/19 12:23 PM, David Ahern wrote:
> On 9/20/19 9:57 AM, Ben Greear wrote:
>> On 9/10/19 6:08 PM, Ben Greear wrote:
>>> On 9/10/19 3:17 PM, Ben Greear wrote:
>>>> Today we were testing creating 200 virtual station vdevs on ath9k,
>>>> and using
>>>> VRF for the routing.
>>>
>>> Looks like the same issue happens w/out VRF, but there I have oodles
>>> of routing
>>> rules, so it is an area ripe for failure.
>>>
>>> Will upgrade to 5.2.14+ and retest, and try 4.20 as well....
>>
>> Turns out, this was ipsec (strongswan) inserting a rule that pointed to
>> a table
>> that we then used for a vrf w/out realizing the rule was added.
>>
>> Stopping strongswan and/or reconfiguring how routing tables are assigned
>> resolved the issue.
>>
> 
> Hi Ben:
> 
> Since you are the pioneer with vrf and ipsec, can you add an ipsec
> section with some notes to Documentation/networking/vrf.txt?

I need to to some more testing, an initial attempt to reproduce my working
config on another system did not work properly, and I have not yet dug into
it.

Thanks,
Ben

-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com


  reply	other threads:[~2019-09-30 21:26 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-10 22:17 Strange routing with VRF and 5.2.7+ Ben Greear
2019-09-11  1:08 ` Ben Greear
2019-09-20 15:57   ` Ben Greear
2019-09-22 19:23     ` David Ahern
2019-09-30 18:45       ` Ben Greear [this message]
2019-10-14 17:33         ` Ben Greear

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=9eb82b65-0067-4320-4b11-7a02b6226cd5@candelatech.com \
    --to=greearb@candelatech.com \
    --cc=dsahern@gmail.com \
    --cc=netdev@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox