NFS相关错误

1：mount: 202.193.74.196:/opt/EmbedSky/rot_nfs failed, reason given by server: Permission denied

共享路径没写对，应该是root_nfs,而不是rot_nfs，所以一定要仔细看看你写的IP，共享路径是否正确

2、mount: RPC: Unable to receive; errno = No route to host

看看你的网线，亮没亮，差了半天错误，发现网线掉了，没插好！！！