What's VPN Passthrough

All MERCUSYS routers support VPN Passthrough for PPTP, L2TP and IPSec. Note: VPN Passthrough does NOT mean the router can create a VPN endpoint. It is a feature that allows VPN traffic created by other endpoints to "pass through" the router. How to configure VPN Passthrough ? Most of MERCUSYS routers enable VPN Passthrough by default.

VPN stands for Virtual Private Network. It allows you to securely and privately access the internet or remote networks through an encrypted connection, often called a VPN tunnel.
O que VPN Passthrough

A maioria dos roteadores MERCUSYS habilita o VPN Passthrough por padrão. Você pode habilitar/desabilitar esta função na página de gerenciamento web do roteador. Tomando o MR80X como exemplo: 1. Faça login na página de gerenciamento web do roteador. 2. Vá em Avançado (Advanced) > Segurança (Security) > ALG para configurá-lo.
Learn how to configure a VPN on the MERCUSYS AC 10 router. Find out what is the best way to configure a VPN on MERCUSYS AC 10. Configure VPN on MERCUSYS AC 10: Create the best VPN account, to get your login and password to access the VPN network. Next, you need to log in to the router and check how to Open Admin Page. Now go to the Advanced tab.

What Is VPN Passthrough How It Works and When to Use It
VPN passthrough is a router feature that you only really need if you're using older VPN protocols. If you don't, it won't affect your router's work in any way, but knowing what it does can help you recognize or troubleshoot issues when dealing with certain setups.
A VPN passthrough allows encrypted traffic across firewall barriers. Learn how to use passthrough features and handle security vulnerabilities.

General Questions About VPN Function on MERCUSYS Router
The MERCUSYS routers support client-to-server VPN connections, meaning the VPN client can access the network behind the VPN server, but the server cannot access the client's network.
VPN Client is used to create VPN connections for devices in your home network to access a remote VPN server. To use the VPN feature, simply configure a VPN connection and choose the devices you want on your router; then, these devices can access the remote VPN server.

How to configure PPTPL2TP VPN connection on your router
2. Choose PPTP as Internet Connection Type. 3. Input the correct Username and Password. 4. Input the correct VPN Server IP/Domain Name. (For example 219.x.x.x, or if your VPN Server is a domain name, you can input the domain name.) 5. Please click Save and then Connect.








Note: Before you enable the VPN Server, we recommend you configure Dynamic DNS Service (recommended) or assign a static IP address for the router's WAN port and synchronize your System Time with the internet. 3. In the Client IP Address field, enter the range of IP addresses (up to 10) that can be leased to the devices by the PPTP VPN server. 4.