From the OpenBoot prompt, type:
Note - This example represents devalias output
for a sample T5 series server. The specific devices displayed will
differ for different products.
ok devalias
screen /pci@340/pci@1/pci@0/pci@4/display@0
disk1 /pci@300/pci@1/pci@0/pci@4/scsi@0/disk@p1
disk /pci@300/pci@1/pci0/pci@4/scsi@0/disk@p0
disk0 /pci@300/pci@1/pci@0/pci@4/scsi@0/disk@p0
scsi /pci@300/pci@1/pci@0/pci@4/scsi@0
scsi0 /pci@300/pci@1/pci@0/pci@4/scsi@0
net1 /pci@300/pci@1/pci@0/pci@2/network@0,1
net /pci@300/pci@1/pci@0/pci@2/network@0
net0 /pci@300/pci@1/pci@0/pci@2/network@0
virtual-console /virtual-devices/console@1
name aliases