>> I have an arm32 box with the ipv6 stuff compiled in now.  However, it doesn't
>> seem to interoperate with a linux box with their ipv6 mods.
>Apologies if this is obvious, it wasn't to me when I started.  What I
>did was: 

	latest /etc/rc.conf includes easy setups for those.  list of sysctls
	you listed are correct.

>*) run rtsol on all the machines.  This will set an alias address for
>   the interfaces and setup a default route pointing to the router.
>   I cheated and ran this on the router too.  I didn't want to set the
>   alias address by hand and have to duplicate the rtadvd.conf config
>   line in a different file. I temporarily turned on accept_rtadv as such: 
>   	sysctl -w net.inet6.ip6.accept_rtadv=1
>	rtsol de1
>      	sysctl -w net.inet6.ip6.accept_rtadv=0
>   (What is the "approved" way of doing this???)

	Simply stated, routers need manual configuration.  Routers are not
	supposed to be auto-configured.  I do not recomend the above
	configuration on routers.

itojun