Get to the ok prompt:
ok> show-devs
...
/pci@1f,2000/pci@2/SUNW,qfe@0,1 -> qfe1
/pci@1f,2000/pci@2/SUNW,qfe@1,1
/pci@1f,2000/pci@2/SUNW,qfe@2,1
/pci@1f,2000/pci@2/SUNW,qfe@3,1
/pci@1f,2000/pci@2/SUNW,qfe@0,2 -> qfe2
/pci@1f,2000/pci@2/SUNW,qfe@1,2
/pci@1f,2000/pci@2/SUNW,qfe@2,2
/pci@1f,2000/pci@2/SUNW,qfe@3,2
The SUNW,qfe@x,1 entries identify the adapter's four Ethernet devices.
or on Solaris:
# grep qfe /etc/path_to_inst
/pci@1f,2000/pci@2/SUNW,qfe@0,1 1 "qfe1"
/pci@1f,2000/pci@2/SUNW,qfe@0,2 2 "qfe2"
regards ph