> Can you try a `boot net -dvDV' and see what happens?

{0} ok boot net -dvDV
Resetting ... 


Can't open input device.
screen not found.
Can't open input device.
Keyboard not present.  Using ttya for input and output.
Keyboard not present.  Using ttya for input and output.


Sun Enterprise 450 (4 X UltraSPARC-II 400MHz), No Keyboard
OpenBoot 3.14, 2048 MB memory installed, Serial #11622039.
Ethernet address 8:0:20:b1:56:97, Host ID: 80b15697.



Rebooting with command: boot net -dvDV
Boot device: /pci@1f,4000/network@1,1  File and args: -dvDV
Timeout waiting for ARP/RARP packet
Timeout waiting for ARP/RARP packet
Timeout waiting for ARP/RARP packet
Timeout waiting for ARP/RARP packet
13000 >> NetBSD/sparc64 OpenFirmware Boot, Revision 1.7
>> (peter@zipper, Thu May 27 02:24:53 CDT 2004)
bootp: no reply
Using BOOTPARAMS protocol: ip address: 12.30.65.29, hostname: e450
root addr=12.30.65.28 path=/export/e450/root
main: Calling loadfile(fd, /pci@1f,4000/network@1,1/netbsd -d)
loadfile: reading header
elf64_exec: Booting /pci@1f,4000/network@1,1/netbsd
5000400@0x1000000+158856@0x1800000+4035448@0x1826c88
symbols @ 0xfef5c440 164+386256+232553 start=0x1000000
chain: calling OF_chain(800000, cbb8, 1000000, fff7fa80, 18)
Type  'go' to resume
{0} ok