# Cudy LT700 Router using OpenVPN

**URL:** <https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017>\
**Category:** OpenVPN\
**Created:** [4 May 2025 17:39 UTC](https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017 "2025-05-04T17:39:47Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![pingumasta](https://community.ipfire.org/user_avatar/community.ipfire.org/pingumasta/32/13261_2.png) [@pingumasta](https://community.ipfire.org/u/pingumasta)\
**Post date:** [4 May 2025 17:39 UTC](https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017/1 "2025-05-04T17:39:47Z")

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Hi All,  
I have IPFirewall running OpenVPN using roadwarrior. I have setup multiple clients that can connect using either windows OpenVPN software clients and OpenWrt routers connecting using the pkcsS12 file with a little work on the .opvn file. After the usual trial/error and corrections all working ok. Previously I have had to upload the required .p12 and userpass.txt files to the router using WINSCP and make refrence to them in the .opvn file.  
Im having an issue with a Cudy LT700 router (which is running OpenWrt also), and connecting it to the firewall. I have tested two methods but had no success in achieving a connection.

Option 1  
Cudy router can be setup as an OpenVPN client and when selected it allows an upload of the .opvn file. I have made the adjustment to the file that i believe are correct, a (basic setup) and the router loads the file. When i use the tls-auth ta.key option it presents a field to load the ta key file. The issue i have is enabling the router to allow me to load the pkcs file. When i use the line “pkcs12 (vpn client name).p12” it reports in the log that its unable to load the file.  
At this point i have exhausted options I know of and contacted Cudy support to see if uploading a .p12 file is possible. I was thinking of using WINSCP again to upload the file possibly.

Option 2  
Using the .opvn file and referencing the and text in the file individually. When I do this it fails to connect to the server and the Cudy router reports:  
[could not load private key file[INLINE]  
[soft,prvate-key-password-failure]

When I check the server logs I cannot see an attempt on a connection even being made.

I could use the Cudy just as a modem and use one of the old OpenWrt routers but I hate being beaten by a router 🙂

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**Author:** ![lourensb](https://community.ipfire.org/user_avatar/community.ipfire.org/lourensb/32/13791_2.png) [@lourensb](https://community.ipfire.org/u/lourensb)\
**Post date:** [23 September 2025 12:41 UTC](https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017/2 "2025-09-23T12:41:18Z")

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Hi Mike, where can I get details to load Openwrt on the **LT700 ?**

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**Author:** ![bonnietwin](https://community.ipfire.org/user_avatar/community.ipfire.org/bonnietwin/32/12350_2.png) [@bonnietwin](https://community.ipfire.org/u/bonnietwin)\
**Post date:** [23 September 2025 12:48 UTC](https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017/3 "2025-09-23T12:48:57Z")

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Hi @lourensb

Welocme to the **IPFire** forum.

> [@lourensb](#):
>
> where can I get details to load Openwrt on the **LT700 ?**

From the openwrt forum.

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**Author:** ![vissie](https://community.ipfire.org/user_avatar/community.ipfire.org/vissie/32/14725_2.png) [@vissie](https://community.ipfire.org/u/vissie)\
**Post date:** [18 December 2025 13:19 UTC](https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017/4 "2025-12-18T13:19:24Z")

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I’ve search far and wide, and I really can’t find any reference to loading OpenWRT on the LT700. If someone can please provide a link. Closest I can find it for the LT400E.

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**Author:** ![bonnietwin](https://community.ipfire.org/user_avatar/community.ipfire.org/bonnietwin/32/12350_2.png) [@bonnietwin](https://community.ipfire.org/u/bonnietwin)\
**Post date:** [18 December 2025 13:28 UTC](https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017/5 "2025-12-18T13:28:47Z")

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Hallo @vissie

Welcome to the **IPFire** community.

This forum deals with how to install IPFire onto router hardware.

If you want to find out about **OpenWRT** you need to search for the OpenWRT forum and ask your question there.

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**Author:** ![vissie](https://community.ipfire.org/user_avatar/community.ipfire.org/vissie/32/14725_2.png) [@vissie](https://community.ipfire.org/u/vissie)\
**Post date:** [18 December 2025 13:31 UTC](https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017/6 "2025-12-18T13:31:56Z")

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Sure. I will do. Is it possible to load IPFire on the LT700? Will search.

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**Author:** ![bonnietwin](https://community.ipfire.org/user_avatar/community.ipfire.org/bonnietwin/32/12350_2.png) [@bonnietwin](https://community.ipfire.org/u/bonnietwin)\
**Post date:** [18 December 2025 13:51 UTC](https://community.ipfire.org/t/cudy-lt700-router-using-openvpn/14017/7 "2025-12-18T13:51:43Z")

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It looks like Cudy has used openwrt for the firmware for the LT700, so it is already using openwrt but likely customised for their use.

> [@vissie](#):
>
> Is it possible to load IPFire on the LT700?

Most commercial routers are not designed and built to make it easy to install alternative OS’s so I would think it unlikely.
