1. For Linux NFS server construction, please refer to the following article:
https://www.nitlab.cn/?id=21
2. It is very simple to mount NFS on win7 compared to XP system, we only need to find the program in the control panel And function, choose to turn on or off the Windows function 
3. In the function list, find the NFS service function, tick the check box, and then click OK 
4. After the addition is complete, click Start---Management Tools---Network File System Service (NFS), if the management tool cannot see the NFS service after the addition is complete, restart the computer. 
5. Click the NFS client, right-click and start the service. 
6. After starting the service, we directly click Start---Run--- cmd, execute the mount command: 
7. Check my computer, a space with the drive letter Z will appear at this time, so the mount is successful
Summary:
1. After the win7 system is mounted, if the user on win7 has write access to the mount directory, the server must configure the all_squash option function