[OpenIndiana-discuss] IPv6 DHCP

[Robbie Crash]

Is configuring these things through nwam not the /proper/ way to do things?
I don't understand why all the help pages say to disable nwam for static IP
configuration.

On Mon, Feb 27, 2012 at 15:58, James Carlson <carlsonj at workingcode.com>wrote:

> russell wrote:
> > Hi,
> >
> > I have configured my OI_151 installation with a static IPv4 address and
> > would like to configure IPv6 to work with DHCP but the notes I've found
> > appear to require nwam to be running but I have disabled this.
>
> Might be helpful to provide a link or a copy of those notes.  They don't
> sound accurate.
>
> > I would appreciate a suggestion on how to configure OI manually to only
> > use DHCP for IPv6. I would like to have the IPv6 use both SLAAC and a
> > DHCPv6 server.
>
> The standards-compliant way to do this is to plumb up one or more IPv6
> interfaces and make sure that svc:/network/routing/ndp:default is enabled.
>
> When you do that, in.ndpd(1M), the IPv6 autoconfiguration daemon, will
> run.  That daemon will listen to ICMPv6 Router Advertisement messages.
> If the messages say that a given prefix uses DHCPv6, then it will
> automatically start dhcpagent(1M), and that will configure the address.
>  (Unlike DHCPv4, the prefix length -- aka "subnet" -- comes from the RA,
> not from the DHCP server.  Only the address itself comes from DHCP.
> It's how DHCPv4 should have been done ...)
>
> If you have one or more IPv6 routers, and they all say that you
> shouldn't run DHCPv6 on a prefix, then it will not be run.  If you have
> no IPv6 routers (a bit of a degenerate case in the standards), then
> DHCPv6 is required to run, and the system will run it, but it's almost
> completely useless.
>
> See in.ndpd(1M), dhcpagent(1M), and ifconfig(1M) for details.
>
> --
> James Carlson         42.703N 71.076W         <carlsonj at workingcode.com>
>
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