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From: Ben Greear <>
To: David Ahern <>, netdev <>
Subject: Re: IPv6 addr and route is gone after adding port to vrf (5.2.0+)
Date: Fri, 16 Aug 2019 14:28:41 -0700
Message-ID: <> (raw)
In-Reply-To: <>

On 8/16/19 12:15 PM, David Ahern wrote:
> On 8/16/19 1:13 PM, Ben Greear wrote:
>> I have a problem with a VETH port when setting up a somewhat complicated
>> VRF setup. I am loosing the global IPv6 addr, and also the route,
>> apparently
>> when I add the veth device to a vrf.  From my script's output:
> Either enslave the device before adding the address or enable the
> retention of addresses:
> sysctl -q -w net.ipv6.conf.all.keep_addr_on_down=1

Thanks, I added it to the vrf first just in case some other logic was
expecting the routes to go away on network down.

That part now seems to be working.


Ben Greear <>
Candela Technologies Inc

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Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-16 19:13 Ben Greear
2019-08-16 19:15 ` David Ahern
2019-08-16 21:28   ` Ben Greear [this message]
2019-08-16 21:48     ` David Ahern
2019-10-11 13:57       ` Ben Greear
2019-10-11 20:35         ` David Ahern
2019-10-14 16:44           ` Ben Greear

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