[OpenIndiana-discuss] Same networking with varied NICs

Michael Stapleton michael.stapleton at techsologic.com
Sat Oct 20 16:08:22 UTC 2012

Bridging only supports physical NICs, not VNICs :-(

Adding multiple VNICs to a physical NIC addresses this, but you are back
to your original problem of changing physical NICs.

I see scripting in your future...
NWAM might be used to trigger your scripts.


On Sat, 2012-10-20 at 19:28 +0400, Jim Klimov wrote:

> 2012-10-20 19:05, Michael Stapleton wrote:
> > Maybe you could have your zones and the global zone on an etherstub
> > through VNICs,
> > Then route from the global zones real NIC to the VNIC connected to the
> > etherstub. Can you use NAT? IP addresses might be the next challenge.
> > Solaris11 also support DHCP with zones, Any one know if that might get
> > ported to OI?
> Yeah, DHCP with zones works, as well as exclusive networking
> with routers and firewalls in zones.
> The challenge in this setup would be to bring the routing to
> life. There are setups where the GZ has no public IP address
> and a local zone has a dedicated public interface and works
> as a router/firewall/NAT for the whole system (GZ and other
> LZs) kind of like what you outlined. I wonder if that can
> work with the multiple interfaces, one of which is present
> at a time ("raw", ipmp or aggr to start with). If my other
> options don't pan out, I research this more - thanks for
> the idea ;)
> I did however want to bind at least my bridged VMs to VNICs
> on the physical public interface, so they can be addressed
> from the external net with that net's addresses. I am not
> sure this would work well over NAT (i.e. serving CIFS from
> several VMs on one public IP address is tricky), and I did
> start my questions (unanswered) discussing the possibility
> of just attaching an etherstub to external net like a switch,
> bridging over the available one of the physical interfaces.
> //Jim
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