示例：在/etc/exports文件中定义导出目录

/myshare server.example.com

/myshare *.example.com

/myshare server?.example.com

/myshare server0-20.example.com

/myshare 172.25.11.10

/myshare 172.25.0.0/16

/myshare 2000:472:18:b51:c32:a21

/myshare 2000:472:18:b51::/64

/myshare *.example.com 172.25.0.0/16

/myshare desktop.example.com(ro)

/myshare desktop.example.com(ro) server0-20.example.com(rw)

/myshare diskless.example.com(rw,no_root_squash)