[GH-ISSUE #2995] Getting Real IP Addresses for Port Forwarding or P2P

gitea-mirror commented

2026-05-05 13:32:28 -06:00

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Originally created by @EMREOYUN on GitHub (Jun 27, 2022).
Original GitHub issue: https://github.com/fatedier/frp/issues/2995

Describe the feature request

While using port forwarding with frp, all connections reach to client shows as came from localhost, not from real address. Is it possible to enable real addresses?

Describe alternatives you've considered

No response

Affected area

Docs
Installation
Performance and Scalability
Security
User Experience
Test and Release
Developer Infrastructure
Client Plugin
Server Plugin
Extensions
Others

Originally created by @EMREOYUN on GitHub (Jun 27, 2022). Original GitHub issue: https://github.com/fatedier/frp/issues/2995 ### Describe the feature request While using port forwarding with frp, all connections reach to client shows as came from localhost, not from real address. Is it possible to enable real addresses? ### Describe alternatives you've considered _No response_ ### Affected area - [ ] Docs - [ ] Installation - [ ] Performance and Scalability - [X] Security - [X] User Experience - [ ] Test and Release - [ ] Developer Infrastructure - [ ] Client Plugin - [ ] Server Plugin - [ ] Extensions - [ ] Others

gitea-mirror closed this issue

2026-05-05 13:32:30 -06:00

gitea-mirror commented

2026-05-05 13:32:31 -06:00

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@fatedier commented on GitHub (Jun 27, 2022):

https://github.com/fatedier/frp#get-real-ip

@fatedier commented on GitHub (Jun 27, 2022): https://github.com/fatedier/frp#get-real-ip

gitea-mirror commented

2026-05-05 13:32:32 -06:00

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@EMREOYUN commented on GitHub (Jun 27, 2022):

https://github.com/fatedier/frp#get-real-ip

Doesn't work on TCP connections & clients also receive unsupported protocol errors and can't connect to the forwarded server as well.

@EMREOYUN commented on GitHub (Jun 27, 2022): > https://github.com/fatedier/frp#get-real-ip ![image](https://user-images.githubusercontent.com/35144629/175928714-3d43d288-0a24-43aa-b6a3-c147e26e9dc1.png) Doesn't work on TCP connections & clients also receive unsupported protocol errors and can't connect to the forwarded server as well.

gitea-mirror commented

2026-05-05 13:32:33 -06:00

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@Becods commented on GitHub (Jun 28, 2022):

You need to make sure that the server software you are using supports Proxy Protocol and turn it on.

@Becods commented on GitHub (Jun 28, 2022): You need to make sure that the server software you are using supports Proxy Protocol and turn it on.

gitea-mirror commented

2026-05-05 13:32:34 -06:00

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@EMREOYUN commented on GitHub (Jun 28, 2022):

Alright, it seems we need to develop an implementation for the server as a plugin. Thanks for the answer.

@EMREOYUN commented on GitHub (Jun 28, 2022): Alright, it seems we need to develop an implementation for the server as a plugin. Thanks for the answer.

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