Proper way to setup IPv6 gateway on running node without reboot?

[Doug Barton]

On 4/19/2011 11:39 AM, Lev Serebryakov wrote:
> Hello, Doug.
> You wrote 19 апреля 2011 г., 22:01:20:
>
>>>     I'm looking for way to setup IPv6 router config on IPv4-configured
>>> node without reboot.
>> Your best bet is actually to reboot. There are a lot of moving parts,
>> and it's difficult to catch them all, especially with a gateway setup.

>    Does it mean, that, someone'll need to reboot for
> renumbering or adding new net segment (for example, I want to add
> one more WiFi SSID on this router in future, for public access)? I
> don't like this idea.

Neither do I. :)  I tried to improve it, but my changes were rejected. 
Ping hrs@ if you want to talk about your concerns, he's in charge of 
this stuff now.

>> Meanwhile, you need to tell us what version of FreeBSD you're using, as
>> IPv6 configuration is different in all 3 supported branches atm.

>    8.2-STABLE

Ok.

>> Check the ifconfig output. You're looking for the auto link-local and
>> ifdisabled options. Check the ifconfig man page for what you need to
>> twiddle.

>    ifconfig shows only one "inet6" address for each (manually
> configured), and these nd6 flags:
>
>    nd6 options=3<PERFORMNUD,ACCEPT_RTADV>

Re-read what I wrote above. You've got to enable the link-local 
addresses for each interface.

If that doesn't work, please paste full 'ifconfig' output into your next 
message.


hth,

Doug

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