OpenVPN client-to-site on Festa FR205

OpenVPN client-to-site on Festa FR205

OpenVPN client-to-site on Festa FR205
OpenVPN client-to-site on Festa FR205
2025-04-22 12:37:04 - last edited 2025-04-23 02:00:28
Model: Festa FR205  
Hardware Version: V1
Firmware Version: 1.0.2

Hello, I have a problem configuring OpenVPN Client-to-site on Festa FR205. Here are the details of my installation:

 

 

 

- Box FAI (tests also carried out with a TP-Link Archer MR600 modem/router)

I set up a redirection from UDP port 1194 to 192.168.1.10

 

- TP-Link Virtual Controller  

 

- Festa FR205 router (v1.0 Firmware version: 1.0.2 Build 20240718 Rel.82712)

WAN  Interface:

 

 

LAN  Interface:

 

 

 

OpenVPN setup :

 

 

User VPN setup :

 

 

I exported the OpenVPN configuration file and changed the address to the current WAN IP, I also tested with Dynamic DNS.

 

 

 

The error message for OpenVPN 3.6.0 client (4074) is:

I tried setting up a DMZ on the box to 192.168.1.10, and the problem is the same.

Does anyone have any idea what the source of the problem is?

Thnx

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#1
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2 Accepted Solutions
Re:OpenVPN client-to-site on Festa FR205-Solution
2025-04-23 01:59:47 - last edited 2025-04-23 02:00:28

Hi @Nicoo77 

Thanks for posting in our business forum.

You don't have a public IP. The VPN is not gonna work. Ask your ISP to assign an IPv6 public IP to you.

VPN Connectivity and Access Troubleshooting Guide

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#2
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Re:OpenVPN client-to-site on Festa FR205-Solution
2025-04-25 07:19:14 - last edited 2025-04-25 07:34:41

  @Clive_A 

 

The "problem" is solved, I didn't know that my ISP no longer provided public addresses but only private ones crying.
I did a test from another connection and everything works !
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Re:OpenVPN client-to-site on Festa FR205-Solution
2025-04-23 01:59:47 - last edited 2025-04-23 02:00:28

Hi @Nicoo77 

Thanks for posting in our business forum.

You don't have a public IP. The VPN is not gonna work. Ask your ISP to assign an IPv6 public IP to you.

VPN Connectivity and Access Troubleshooting Guide

Recommended Solution
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#2
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Re:OpenVPN client-to-site on Festa FR205
2025-04-23 11:43:22

  @Clive_A 

 

Hi and thank you for you replay.

 

My internet service provider provides me with an IP address, however, it is not fixed, so I set up a dynamic DNS with NOIP

 

@ IP publique

 


 

 


Don't think the VPN can work with these settings?

 

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#3
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Re:OpenVPN client-to-site on Festa FR205
2025-04-24 00:53:33

Hi @Nicoo77 

Thanks for posting in our business forum.

Nicoo77 wrote

  @Clive_A 

 

Hi and thank you for you replay.

 

My internet service provider provides me with an IP address, however, it is not fixed, so I set up a dynamic DNS with NOIP

 

 

 


 

 

 

 


Don't think the VPN can work with these settings?

 

This is not the right way to check your IP.

I don't know if you really know how it works. You should take a look at the WAN IP on the router. If it is not the same IP as you use, some sort of "IP lookup", then you are not getting the public IP.

IP lookup is never a proper way to find out if you actually have a public IP.

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Re:OpenVPN client-to-site on Festa FR205-Solution
2025-04-25 07:19:14 - last edited 2025-04-25 07:34:41

  @Clive_A 

 

The "problem" is solved, I didn't know that my ISP no longer provided public addresses but only private ones crying.
I did a test from another connection and everything works !
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#5
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Re:OpenVPN client-to-site on Festa FR205
2025-04-25 07:34:35

Hi @Nicoo77 

Thanks for posting in our business forum.

Nicoo77 wrote

  @Clive_A 

 

The "problem" is solved, I didn't know that my ISP no longer provided public addresses but only private ones crying.
I did a test from another connection and everything works !

This is typical and expected as IPv4 resources are draining. ISP can take back the IP. Unless your agreement with them specifically states that you have to get a public IPv4 address from them.

I pay an extra bill for a public IPv4 for my home. This fee is not included in my monthly fiber bill.

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#6
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