mount.nfs: requested NFS version or transport protocol is not supported
此错误发生的一种解决办法:更新文件/etc/exports和/etc/hosts.allow,加入对应网段:/etc/exports:/rootfs*(rw,no_root_squash,sync,insecure)/etc/hosts.allow:portmapmountdnfsdstatdlockdrquotad:192.168.1.*,192.168.2.*其他的一些设置:mount-tnf