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How to assign static IP addresses to the VPN Clients connected to the Anybus Defender

21 May 2025
This article describes how to configure the Anybus defender to assign static VPN IP addresses to the VPN clients connected to the Anybud Defender OpenVPN server.  This way you can easily connect your different remote Ewon devices (Ex : OPCUA or Modbus connections from SCADA) to or to the devices connected to them using routing (Remote access).

PREREQUISITES

We will assume that you have configured the Anybus Defender as described in the article 
How to configure the Anybus Defender as VPN Server for Ewon Flexy/Cosy – HMS Support Portal

APPLICABLE PRODUCTS

Anybus Defender 4002, 6004, 6024 PROFW
Ewon Flexy
Ewon Cosy+

VERSIONS USED IN THIS ARTICLE

  • Anybus Defender


  • Flexy 205 14.9s4
  • Cosy+ 22.0s4

Anybus Defender Configuration

Go to "VPN > OpenVPN> Client Specifc Override" and click  

General Information

  • Server List: select the OpenVPN server you have created
  • Common name: type the name of the user you have created for your Ewon or for your computer  in the User manager (case sensitive).

Client Settings

In the Advanced field, type 

ifconfig-push <static IP> 255.255.255.0

where <static IP> must be replaced by the VPN Static IP address you want to assign to your VPN Client.