R7000不存在被刷死的问题，所以故障后可以通过Linux/Mac等系统通过CLI恢复。
操作步骤：
准备.chk格式的梅林固件，trx格式不可以
下载nmrpflash软件从Github官方
使用nmrpflash -L命令确认接口号
使用nmrpflash -i eth0 -f XXX.chk命令开始监听刷机，并重启路由器
Thomass-MacBook:Downloads thomas$ sudo ./nmrpflash -i en2 -f 1-R7000_378.52_2.chk
Advertising NMRP server on en2 ... |
Received TFTP_UL_REQ while waiting for CONF_REQ!
Received upload request without filename.
Uploading 1-R7000_378.52_2.chk ... OK
Waiting for remote to respond.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Received keep-alive request.
Remote finished. Closing connection.
Reboot your device now.
Thomass-MacBook:Downloads thomas$路由器重启后即可正常使用
刷最新版本、或需要的梅林版本
清除路由器配置和格式化jffs分区；
参考URL：
http://koolshare.cn/thread-66974-1-1.html
https://github.com/jclehner/nmrpflash
