The idea is that we need to use 4 x 10Gbe interfaces on a Solaris box for switch for 4 hypervisors and at the same time have connection from the hypervisors to the storage (the same 4 x 10 Gbe box)
root@mrsas:~# dladm create-bridge -l ixgbe0 -l ixgbe1 -l ixgbe2 -l ixgbe3 storage
root@mrsas:~# dladm show-bridge
BRIDGE PROTECT ADDRESS PRIORITY DESROOT
storage stp 32768/0:25:90:f9:6b:2e 32768 32768/0:25:90:f9:6b:2e
root@mrsas:~# dladm show-link
LINK CLASS MTU STATE BRIDGE OVER
igb0 phys 1500 up -- --
igb1 phys 1500 unknown -- --
ixgbe0 phys 1500 up storage --
ixgbe1 phys 1500 up storage --
ixgbe2 phys 1500 up storage --
ixgbe3 phys 1500 up storage --
storage0 bridge 1500 up -- ixgbe0 ixgbe1 ixgbe2 ixgbe3
root@mrsas:~#
>> I tried to setup a etherstub and a vnic. I then tried to setup a bridge between that and the physical interface, as follows:
>>
>> LINK CLASS MTU STATE BRIDGE OVER
>> igb0 phys 1500 up zbridge --
>> igb1 phys 1500 up -- --
>> workswitch0 etherstub 1500 unknown zbridge --
>> work0 vnic 1500 unknown -- workswitch0
>> zbridge0 bridge 1500 up -- workswitch0 igb0
>
> Perhaps a dumb question here, but why would you do that? The whole
> point of an etherstub object is that it's not connected to the outside
> world. And if you want a connection to the outside world, why not just
> create the vnic on top of a real link?
>
> That aside, I think you might get further using 'dladm create-simnet'
> rather than an etherstub. A simnet is a simulated Ethernet interface.
>
> As for the "STATE unknown" bit, I believe that's because etherstubs
> don't have physical links and thus don't have physical link status.
> It's probably harmless.
root@mrsas:~# dladm create-simnet nic0
root@mrsas:~# dladm show-link
LINK CLASS MTU STATE BRIDGE OVER
igb0 phys 1500 up -- --
igb1 phys 1500 unknown -- --
ixgbe0 phys 1500 up storage --
ixgbe1 phys 1500 up storage --
ixgbe2 phys 1500 up storage --
ixgbe3 phys 1500 up storage --
storage0 bridge 1500 up -- ixgbe0 ixgbe1 ixgbe2 ixgbe3
nic0 simnet 1500 up -- --
root@mrsas:~# ipadm create-if nic0
root@mrsas:~# ipadm create-addr -T static -a 172.16.20.1/24 nic0/v4
root@mrsas:~# ipadm show-if
IFNAME STATE CURRENT PERSISTENT
lo0 ok -m-v------46 ---
igb0 ok bm--------46 -46
ixgbe1 down bm--------46 -46
ixgbe2 ok bm--------46 -46
ixgbe3 down bm--------46 -46
nic0 ok bm--------46 -46
root@mrsas:~# dladm add-bridge -l nic0 storage
root@mrsas:~# dladm show-link
LINK CLASS MTU STATE BRIDGE OVER
igb0 phys 1500 up -- --
igb1 phys 1500 unknown -- --
ixgbe0 phys 1500 up storage --
ixgbe1 phys 1500 up storage --
ixgbe2 phys 1500 up storage --
ixgbe3 phys 1500 up storage --
storage0 bridge 1500 up -- ixgbe0 ixgbe1 ixgbe2 ixgbe3 nic0
nic0 simnet 1500 up -- --
Links:
http://www.c0t0d0s0.org/archives/7424-Simulating-the-cloud-a-practical-example..html