| Step | Action | |------|--------| | 1 | Open browser → http://192.168.1.1 | | 2 | Login (default user: admin , password: admin or see sticker on router) | | 3 | Go to → NAT → ALG | | 4 | Check Enable for PPTP, L2TP, and IPSec | | 5 | Click Save/Apply | | 6 | Reboot the router |