[GH-ISSUE #4883] connect to server error: connection write timeout

gitea-mirror commented

2026-05-05 14:27:43 -06:00

Owner

Originally created by @Meppo on GitHub (Jul 16, 2025).
Original GitHub issue: https://github.com/fatedier/frp/issues/4883

Bug Description

connect server failed

frpc Version

0.63.0

frps Version

0.63.0

System Architecture

linux/amd64

Configurations

frps-first.toml

bindPort = 23

config/frpc-first.toml

serverAddr = "my-server-ip"
serverPort = 23

[[proxies]]
name = "ssh"
type = "tcp"
localIP = "127.0.0.1"
localPort = 22
remotePort = 6000

Logs

server frps log

./frps -c ./frps-first.toml 
2025-07-16 03:13:53.020 [I] [frps/root.go:105] frps uses config file: ./frps-first.toml
2025-07-16 03:13:53.208 [I] [server/service.go:237] frps tcp listen on 0.0.0.0:23
2025-07-16 03:13:53.208 [I] [frps/root.go:114] frps started successfully

client frpc log

./frpc -c config/frpc-first.toml 
2025-07-16 11:14:39.085 [I] [sub/root.go:149] start frpc service for config file [config/frpc-first.toml]
2025-07-16 11:14:39.085 [I] [client/service.go:314] try to connect to server...
2025-07-16 11:14:51.649 [W] [client/service.go:317] connect to server error: connection write timeout
2025-07-16 11:14:51.649 [I] [sub/root.go:167] frpc service for config file [config/frpc-first.toml] stopped
login to the server failed: connection write timeout. With loginFailExit enabled, no additional retries will be attempted

telnet log

telnet my-server-ip 23
Trying x.x.x.x...
Connected to my-server-ip.
Escape character is '^]'.
adfasdfasdfasdf
Connection closed by foreign host.

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 @Meppo on GitHub (Jul 16, 2025). Original GitHub issue: https://github.com/fatedier/frp/issues/4883 ### Bug Description connect server failed ### frpc Version 0.63.0 ### frps Version 0.63.0 ### System Architecture linux/amd64 ### Configurations frps-first.toml ```toml bindPort = 23 ``` config/frpc-first.toml ```toml serverAddr = "my-server-ip" serverPort = 23 [[proxies]] name = "ssh" type = "tcp" localIP = "127.0.0.1" localPort = 22 remotePort = 6000 ``` ### Logs server frps log ```bash ./frps -c ./frps-first.toml 2025-07-16 03:13:53.020 [I] [frps/root.go:105] frps uses config file: ./frps-first.toml 2025-07-16 03:13:53.208 [I] [server/service.go:237] frps tcp listen on 0.0.0.0:23 2025-07-16 03:13:53.208 [I] [frps/root.go:114] frps started successfully ``` client frpc log ```bash ./frpc -c config/frpc-first.toml 2025-07-16 11:14:39.085 [I] [sub/root.go:149] start frpc service for config file [config/frpc-first.toml] 2025-07-16 11:14:39.085 [I] [client/service.go:314] try to connect to server... 2025-07-16 11:14:51.649 [W] [client/service.go:317] connect to server error: connection write timeout 2025-07-16 11:14:51.649 [I] [sub/root.go:167] frpc service for config file [config/frpc-first.toml] stopped login to the server failed: connection write timeout. With loginFailExit enabled, no additional retries will be attempted ``` telnet log ```bash telnet my-server-ip 23 Trying x.x.x.x... Connected to my-server-ip. Escape character is '^]'. adfasdfasdfasdf Connection closed by foreign host. ``` ### Steps to reproduce 1. 2. 3. ... ### Affected area - [ ] Docs - [ ] Installation - [ ] Performance and Scalability - [ ] Security - [x] User Experience - [ ] Test and Release - [ ] Developer Infrastructure - [ ] Client Plugin - [ ] Server Plugin - [ ] Extensions - [ ] Others

gitea-mirror closed this issue

2026-05-05 14:27:44 -06:00

gitea-mirror commented

2026-05-05 14:27:46 -06:00

Author

Owner

@Meppo commented on GitHub (Jul 16, 2025):

is network issue , connect success on another host...

2025-07-16 03:32:41.011 [I] [sub/root.go:149] start frpc service for config file [frpc-first.toml]
2025-07-16 03:32:41.011 [I] [client/service.go:314] try to connect to server...
2025-07-16 03:32:41.639 [I] [client/service.go:306] [e8c1604c306abc7e] login to server success, get run id [e8c1604c306abc7e]
2025-07-16 03:32:41.639 [I] [proxy/proxy_manager.go:177] [e8c1604c306abc7e] proxy added: [ssh]
2025-07-16 03:32:41.843 [I] [client/control.go:172] [e8c1604c306abc7e] [ssh] start proxy success

@Meppo commented on GitHub (Jul 16, 2025): is network issue , connect success on another host... ```bash 2025-07-16 03:32:41.011 [I] [sub/root.go:149] start frpc service for config file [frpc-first.toml] 2025-07-16 03:32:41.011 [I] [client/service.go:314] try to connect to server... 2025-07-16 03:32:41.639 [I] [client/service.go:306] [e8c1604c306abc7e] login to server success, get run id [e8c1604c306abc7e] 2025-07-16 03:32:41.639 [I] [proxy/proxy_manager.go:177] [e8c1604c306abc7e] proxy added: [ssh] 2025-07-16 03:32:41.843 [I] [client/control.go:172] [e8c1604c306abc7e] [ssh] start proxy success ```

gitea-mirror commented

2026-05-05 14:27:46 -06:00

Author

Owner

@nano-papa commented on GitHub (Sep 15, 2025):

What network problem? I have the same problem. I am using MacOS.

@nano-papa commented on GitHub (Sep 15, 2025): What network problem? I have the same problem. I am using MacOS.