IP Address: Your intended specific external IPĬreate an address for your local subnet, name it: LAN1_SUBNET This is VPN 101 material: Your remote IP address schema must not match that of the network you wish to make a VPN connection to.Ĭreate an address item for your working external static IP, name it: External_IP One vital thing to keep in mind is that if your IP schema (LAN IP address type and range) at home - or any cafe or office you visit - matches that of your main office that you want to connect to, the VPN connection will not work. The Zyxel client VPN software can be purchased online from Amazon or Provantage, If you do use IPSecuritas please make sure to make a donation to the To begin, you will need a working network setup behind a Zyxel USG router/firewall with VPN functionality, and either - for Windows client workstations, the Zyxel VPN client software - or IPSecuritas for Mac OS (note that I won't cover the config of IPSecuritas specifically here but it should be very easy to translate). Do your research and understand what you are changing and why. Start with a working configuration first ! And then if you wish, alter only one parameter at a time, making sure they match at both ends (Zyxel USG router/firewall and VPN client). These settings may not be the most secure options for a VPN setup but they will work. Please keep in mind that setting up a working VPN configuration is typically a process, and every vendor names and handles things differently. Originally published by me at my company's site,
A to-the-point writeup on how to configure a Zyxel USG (router/firewall/VPN) device for VPN connectivity with a remote client.