Windows XP SMB sur serveur macOS Sierra

After search the internet for days, reading all the posts! I find the answer ! In your XP machine do the following

1. Click Start
2. Click Control Panel
3. Click System and Maintenance
4. Click Administrative Tools
5. Double-Click Local Security Policy
6. In the left pane, click the triangle next to Local Policy
7. In the left pane, click Security Options
8. In the right pane near the bottom, double-click "Network security: LAN manager authentication level"
9. Click the drop-down box, and click "Send NTLMv2 response only"
10. Click OK