wr703nTTL刷固件求助！！

Htroy

TTL已经搭好，进SecureCRT，设置ip，设置TFTP服务器均成功
在上传固件时有如下错误

hornet> setenv ipaddr 192.168.1.1 设置IP
hornet> setenv serverip 192.168.1.100 设置TFTP服务器
hornet> tftpboot 0x80000000 facv1.bin 上传固件
eth1 link down
dup 1 speed 100
Using eth0 device
TFTP from server 192.168.1.100; our IP address is 192.168.1.1
Filename 'facv1.bin.
Load address: 0x80000000
Loading: T T T T T T T T T T    ← ！
Retry count exceeded; starting again
eth1 link down
Using eth0 device
TFTP from server 192.168.1.100; our IP address is 192.168.1.1
Filename 'facv1.bin.
Load address: 0x80000000
Loading: T T T


求高手帮助！

5195185

请问楼主使用什么命令终止UBOOT启动的。