[u-boot@MINI2440]# ping 192.168.18.2
dm9000 i/o: 0x20000300, id: 0x90000a46
DM9000: running in 16 bit mode
MAC: 08:08:11:18:12:27
host 192.168.18.2 is alive
我的防火墙已经 关了 ping命令 也正常!!可就是出现下面奇怪的错误
TFTP from server 192.168.18.2; our IP address is 192.168.18.6
Filename 'zImage'.
Load address: 0x30008000
Loading: *
TFTP error: 'Unsupported option(s) requested' (8)
Starting again