Mike,

Thanks for your reply.  But I believe that the problem is more to do with FCoE 
than ZFS.

Just to make things clearer, in my previous post, when I mentioned 'scsi disks' 
I meant LUs which were created from zvols.  I apologize if there was any 
confusion.

I had created an iSCSI Target on machine1 and I used an iSCSI initiator from 
machine2 to connect to the target in machine1. (after removing FCoE ports on 
both machines).

'format' command was able to detect two remote disks (zvols):

bash# format
Searching for disks...done


AVAILABLE DISK SELECTIONS:
0. c4d0 <DEFAULT cyl 60797 alt 2 hd 255 sec 63>
/p...@0,0/pci-...@1f,2/i...@0/c...@0,0
1. c4d1 <GB0500C8-9QM0YVX-0001-465.76GB>
/p...@0,0/pci-...@1f,2/i...@0/c...@1,0
2. c8t600144F03B26CF0000004BE108060002d0 <DEFAULT cyl 1022 alt 2 hd 64 sec 32>
/scsi_vhci/d...@g600144f03b26cf0000004be108060002
3. c8t600144F03B26CF0000004BF50E1E0007d0 <DEFAULT cyl 1303 alt 2 hd 255 sec 63>
/scsi_vhci/d...@g600144f03b26cf0000004bf50e1e0007
Specify disk (enter its number):

I was then able to successfully create a zpool with the following command:

bash# zpool create iscsiPool c8t600144F03B26CF0000004BE108060002d0
bash# zpool list
NAME         SIZE  ALLOC   FREE    CAP  DEDUP  HEALTH  ALTROOT
TestVMPool   464G   159G   305G    34%  1.00x  ONLINE  -
iscsiPool   1008M   129K  1008M     0%  1.00x  ONLINE  -
rpool        464G   145G   319G    31%  1.00x  ONLINE  -

But this was not possible with FCoE.  I removed the iSCSI target-initiator 
connection.

I recreated the FCoE target and initiator ports.  Again, 'format' command was 
able to detect the two remote disks(zvols).

But when I tried to create a zpool on machine2 with either of those two 
disks(zvols), I got an error:

bash# zpool create -f fcPool c8t600144F03B26CF0000004BE108060002d0
cannot label 'c8t600144F03B26CF0000004BE108060002d0': try using fdisk(1M) and 
then provide a specific slice 

/var/adm/messages output:

May 27 12:36:58 machine2 scsi: [ID 243001 kern.warning] WARNING: /scsi_vhci 
(scsi_vhci0):
May 27 12:36:58 machine2         
/scsi_vhci/d...@g600144f03b26cf0000004be108060002 (sd2): Command Timeout on 
path fp0/d...@w2000001b2128e0c8,3

Thanks,
Naren.
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