Ken  Zyxel Employee

Hi, you can follow below video to perform factory reset default process. After factory reset, I think you can find default user account and password on device back label. Hope it helps. https://youtu.be/rtgn1Mr_3yY

Hi, To my knowledge, VMG39250B10B seems support only VPN passthrough but server setup. You can't use it to create VPN tunnel to the peer.