IPv6: "xxx::x already configured" in logs... why?

[Larry Rosenman]

On Thu, Jun 12, 2014 at 03:23:49PM -0500, Larry Rosenman wrote:
> I just started using IPv6 behind my (new to me) Cisco 1841.
> 
> I see lots of:
> Jun 12 15:16:25 thebighonker kernel: in6_ifadd: 2001:470:1f0f:3ad:223:7dff:fe9e:6e8a is already configured


FreeBSD version:

FreeBSD thebighonker.lerctr.org 10.0-STABLE FreeBSD 10.0-STABLE #32 r267121M: Thu Jun  5 13:27:02 CDT 2014     root at thebighonker.lerctr.org:/usr/obj/usr/src/sys/GENERIC  amd64

I've also seen the same on -CURRENT behind the same router with similar config.


-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 214-642-9640                 E-Mail: ler at lerctr.org
US Mail: 108 Turvey Cove, Hutto, TX 78634-5688