614V7 刷UBNT 的redboot问题，求帮助！

xwyong

进入了REDBOOT，输入命令，tftp没反映啊，
ttl信息如下：
Copyright (C) 2009 NewMedia-NET GmbH

Board: ap61
RAM: 0x80000000-0x82000000, [0x80030fb0-0x81fed000] available
FLASH: 0xbfc00000 - 0xbfff0000, 64 blocks of 0x00010000 bytes each.
== Executing boot script in 3.000 seconds - enter ^C to abort
RedBoot> fis load -l linux
No image 'linux' found
RedBoot> exec
Can't execute Linux - invalid entry address
RedBoot> fis init -f
About to initialize [format] FLASH image system - continue (y/n)? Y
*** Initialize FLASH Image System
... Erase from 0xbfc10000-0xbffe0000: .............................................................
... Erase from 0xbffe0000-0xbfff0000: .
... Program from 0x81ff0000-0x82000000 at 0xbffe0000: .
RedBoot> load -v redboot.bin
Using default protocol (TFTP)
TFTP timed out 1/15
Can't load 'redboot.bin': operation timed out

xwyong

晕，现在到这一步无法输入任何东西了：
thernet eth0: MAC address 00:1e:58:bc:3a:44
IP: 192.168.1.1, Default server: 0.0.0.0

RedBoot(tm) bootstrap and debug environment [RAM]
Non-certified release, version UNKNOWN - built 12:22:11, Jul  6 2009

Copyright (C) 2000, 2001, 2002, 2003, 2004 Red Hat, Inc.
Copyright (C) 2009 NewMedia-NET GmbH

Board: ap61
RAM: 0x80000000-0x82000000, [0x80030fb0-0x81fed000] available
FLASH: 0xbfc00000 - 0xbfff0000, 64 blocks of 0x00010000 bytes each.
== Executing boot script in 3.000 seconds - enter ^C to abort
RedBoot> fis load -l linux
No image 'linux' found
RedBoot> exec
Can't execute Linux - invalid entry address
RedBoot>