[GH-ISSUE #3268] 使用cloudflare给内网某台电脑开了7000端口和7500。7500可以直接访问，但是7000端口始终无法用客户端连接

gitea-mirror commented

2026-05-05 13:41:19 -06:00

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Originally created by @yelublue on GitHub (Jan 24, 2023).
Original GitHub issue: https://github.com/fatedier/frp/issues/3268

Bug Description

使用cloudflare给内网某台电脑开了7000端口和7500。7500可以直接访问，但是7000端口始终无法用客户端连接。
是因为cloudflare转发的时候地址就不对吗？

frpc Version

0.461

frps Version

0.461

System Architecture

windows64

Configurations

[common]
server_addr = b.xxx.top
server_port = 7000

[w520]
type = tcp
local_ip = 127.0.0.1
local_port = 3389
remote_port = 9002

Logs

PS C:\frp> C:\frp\frpc.exe -c 112.ini
2023/01/24 08:50:12 [W] [service.go:133] login to server failed: dial tcp 172.67.135.129:7000: i/o timeout
dial tcp 172.67.135.129:7000: i/o timeout
PS C:\frp> C:\frp\frpc.exe -c 112.ini
2023/01/24 08:50:49 [I] [service.go:298] [c58355a158d5d389] login to server success, get run id [c58355a158d5d389], server udp port [0]
2023/01/24 08:50:49 [I] [proxy_manager.go:142] [c58355a158d5d389] proxy added: [w520]
2023/01/24 08:50:49 [I] [control.go:172] [c58355a158d5d389] [w520] start proxy success
PS C:\frp> C:\frp\frpc.exe -c 112.ini
2023/01/24 08:52:05 [W] [service.go:133] login to server failed: dial tcp 172.67.135.129:7000: i/o timeout
dial tcp 172.67.135.129:7000: i/o timeout
PS C:\frp> C:\frp\frpc.exe -c 112.ini
2023/01/24 08:57:53 [W] [service.go:133] login to server failed: dial tcp 172.67.135.129:7000: i/o timeout
dial tcp 172.67.135.129:7000: i/o timeout
PS C:\frp> C:\frp\frpc.exe -c 112.ini
2023/01/24 08:58:45 [W] [service.go:133] login to server failed: dial tcp 172.67.135.129:7000: i/o timeout
dial tcp 172.67.135.129:7000: i/o timeout
PS C:\frp>

Steps to reproduce

...

Affected area

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

Originally created by @yelublue on GitHub (Jan 24, 2023). Original GitHub issue: https://github.com/fatedier/frp/issues/3268 ### Bug Description 使用cloudflare给内网某台电脑开了7000端口和7500。7500可以直接访问，但是7000端口始终无法用客户端连接。是因为cloudflare转发的时候地址就不对吗？ ![image](https://user-images.githubusercontent.com/41419025/214192790-7a3bfdfb-148d-45a7-bc0f-9233a1151731.png) ### frpc Version 0.461 ### frps Version 0.461 ### System Architecture windows64 ### Configurations [common] server_addr = b.xxx.top server_port = 7000 [w520] type = tcp local_ip = 127.0.0.1 local_port = 3389 remote_port = 9002 ### Logs PS C:\frp> C:\frp\frpc.exe -c 112.ini 2023/01/24 08:50:12 [W] [service.go:133] login to server failed: dial tcp 172.67.135.129:7000: i/o timeout dial tcp 172.67.135.129:7000: i/o timeout PS C:\frp> C:\frp\frpc.exe -c 112.ini 2023/01/24 08:50:49 [I] [service.go:298] [c58355a158d5d389] login to server success, get run id [c58355a158d5d389], server udp port [0] 2023/01/24 08:50:49 [I] [proxy_manager.go:142] [c58355a158d5d389] proxy added: [w520] 2023/01/24 08:50:49 [I] [control.go:172] [c58355a158d5d389] [w520] start proxy success PS C:\frp> C:\frp\frpc.exe -c 112.ini 2023/01/24 08:52:05 [W] [service.go:133] login to server failed: dial tcp 172.67.135.129:7000: i/o timeout dial tcp 172.67.135.129:7000: i/o timeout PS C:\frp> C:\frp\frpc.exe -c 112.ini 2023/01/24 08:57:53 [W] [service.go:133] login to server failed: dial tcp 172.67.135.129:7000: i/o timeout dial tcp 172.67.135.129:7000: i/o timeout PS C:\frp> C:\frp\frpc.exe -c 112.ini 2023/01/24 08:58:45 [W] [service.go:133] login to server failed: dial tcp 172.67.135.129:7000: i/o timeout dial tcp 172.67.135.129:7000: i/o timeout PS C:\frp> ### Steps to reproduce 1. 2. 3. ... ### Affected area - [ ] Docs - [ ] Installation - [ ] Performance and Scalability - [ ] Security - [ ] User Experience - [ ] Test and Release - [ ] Developer Infrastructure - [ ] Client Plugin - [ ] Server Plugin - [ ] Extensions - [ ] Others

gitea-mirror closed this issue

2026-05-05 13:41:20 -06:00

gitea-mirror commented

2026-05-05 13:41:24 -06:00

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@Becods commented on GitHub (Jan 25, 2023):

需要tunnel的配置文件

检查本地7000端口是否被监听，大概率非frp问题

cf不支持此协议列表所用端口之外的直连tcp隧道

参照官方教程 Arbitrary TCP 正确配置双端tunnel

@Becods commented on GitHub (Jan 25, 2023): **需要tunnel的配置文件** 检查本地7000端口是否被监听，大概率**非frp问题** cf不支持此[协议列表](https://developers.cloudflare.com/cloudflare-one/applications/non-http/)所用端口之外的直连tcp隧道参照官方教程 [Arbitrary TCP](https://developers.cloudflare.com/cloudflare-one/applications/non-http/arbitrary-tcp/) 正确配置双端tunnel

gitea-mirror commented

2026-05-05 13:41:25 -06:00

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@yelublue commented on GitHub (Jan 25, 2023):