[GH-ISSUE #4801] 客户端频繁断链以及数据发送拥挤堵塞 #3792

Closed
opened 2026-05-05 14:25:38 -06:00 by gitea-mirror · 3 comments
Owner

Originally created by @yongchengfan on GitHub (May 20, 2025).
Original GitHub issue: https://github.com/fatedier/frp/issues/4801

Bug Description

使用frp stcp进行端对端组网连接,然后进行tcp 连接互发数据,期间出现较为频繁的断链重连 以及数据堵塞情况
(会出现频繁的重连,到时没有太大的影响,就是会出现数据突然消息)
连接的中断在不到20分钟内重连次数非常多

下面是数据拥挤堵塞的问题:使用stcp 模式下进行tcp 数据连接 ,进行数据收发通信
[2025-05-20 17:11:01.844]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:02.345]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:03.174]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:03.496]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:18.638]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:19.095]# RECV ASCII/2790 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:19.697]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:20.624]# RECV ASCII/186 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:20.855]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:21.359]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:21.845]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:22.350]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:22.849]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:23.359]# RECV ASCII/93 from SERVER <<<
服务端测试通信数据测试!
@!!!!!!!!!!!!!!!!!!

上面这个情况是在通信过程中会突然出现的,先是正常的数据收发,然后就突然收不到消息,之后出现一大段数据,最后又是正常的,这样循环往复,频繁出现

frpc Version

0.62.1

frps Version

0.62.1

System Architecture

frpc- linux/arm64 frps -linux/x86

Configurations

frps.toml :
root@hcss-ecs-2bbc:~/frp/frp_0.62.1_linux_amd64# cat frps.toml

核心配置

bindAddr = "0.0.0.0"
bindPort = 7000
kcpBindPort = 7001
quicBindPort = 7002
maxPortsPerClient = 50
udpPacketSize = 8192
userConnTimeout = 30

控制面板

[webServer]
addr = "0.0.0.0"
port = 7500
user = "geniousfan"
password = "cheng13579"

日志

[log]
to = "console" # 暂时输出到控制台便于调试
level = "info" # 保持信息日志用于排查
maxDays = 7

网络层优化(关键调整)

[transport]
maxPoolCount = 20
heartbeatTimeout = 180 # 延长心跳超时
tcpKeepalive = 45 # 缩短 TCP Keepalive 间隔
tcpMux = true
tcpMuxKeepaliveInterval = 30
[transport.quic]
keepalivePeriod = 15
maxIdleTimeout = 60
maxIncomingStreams = 50000

端口范围

allowPorts
start = 30000
end = 70000

frpc,toml : (proxies)

通用配置

serverAddr = "xx.xx.xxx.xx"
serverPort = 7000
udpPacketSize = 8192
user = "proxy01"

[log]
#to = "./frpc.log"
level = "info"
maxDays = 7

网络层优化(关键调整)

[transport]
protocol = "tcp" # 强制使用 TCP
dialServerTimeout = 30
dialServerKeepalive = 45 # 与服务端一致
poolCount = 15
tcpMux = true
heartbeatInterval = 30 # 启用独立心跳
heartbeatTimeout = 180 # 与服务端一致
tcpMuxKeepaliveInterval = 0 # 关闭 tcp_mux 保活

STCP 代理配置

proxies
name = "dou_stcp_fallback"
type = "stcp"
secretKey = "dm9832"
localIp = "127.0.0.1"
localPort = 8520
[proxies.transport]
useEncryption = false
useCompression = false
bandwidthLimit = "10MB"
bandwidthLimitMode = "client"

frpc.toml : (visitors)

通用配置

serverAddr = "xxx.xx.xx.xx"
serverPort = 7000
udpPacketSize = 8192 # 与代理端完全一致(原4096有误)
user = "proxy01" # 必须与代理端的 user 完全一致

日志配置

[log]
level = "info"
maxDays = 7

网络层参数对齐(关键优化)

[transport]
protocol = "tcp" # 保持与代理端相同传输协议
dialServerTimeout = 30 # 增加超时时间(原15秒过短)
dialServerKeepalive = 45 # 与代理端和服务端一致
poolCount = 15 # 增加连接池大小
tcpMux = true
heartbeatInterval = 30 # 启用独立心跳(与代理端一致)
heartbeatTimeout = 180 # 与代理端和服务端一致
tcpMuxKeepaliveInterval = 0 # 关闭tcp_mux保活(避免冲突)

STCP访问通道配置(关键调整)

visitors
name = "dou_stcp_visitor" # 建议使用与代理端对应的名称
type = "stcp"
serverName = "dou_stcp_fallback" # 格式:{user}.{proxyName}
secretKey = "dm9832" # 与代理端一致
bindAddr = "127.0.0.1" # 本地监听地址(仅127.0.0.1)
bindPort = 8763 # 本地监听端口(需实际可用)

传输优化(与代理端完全对齐)

[visitors.transport]
useEncryption = false
useCompression = false

Logs

[root@HTNICE frp]# ./frpc -c frpc.toml
2025-05-20 17:18:39.173 [I] [sub/root.go:149] start frpc service for config file [frpc.toml]
2025-05-20 17:18:39.173 [I] [client/service.go:314] try to connect to server...
2025-05-20 17:18:41.442 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd]
2025-05-20 17:18:41.445 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback]
2025-05-20 17:18:41.655 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success
2025-05-20 17:19:20.605 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server...
2025-05-20 17:19:20.606 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable
2025-05-20 17:19:22.706 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server...
2025-05-20 17:19:22.923 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd]
2025-05-20 17:19:22.924 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback]
2025-05-20 17:19:22.967 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success
2025-05-20 17:22:03.416 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server...
2025-05-20 17:22:03.417 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable
2025-05-20 17:22:05.507 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server...
2025-05-20 17:22:05.508 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable
2025-05-20 17:22:10.062 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server...
2025-05-20 17:22:10.294 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd]
2025-05-20 17:22:10.297 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback]
2025-05-20 17:22:10.347 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success
2025-05-20 17:24:50.682 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server...
2025-05-20 17:24:50.915 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd]
2025-05-20 17:24:50.916 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback]
2025-05-20 17:24:51.012 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success

Steps to reproduce

  1. 正常的建立连接
  2. 断链问题在不发送数据的情况下还是存在出现
  3. 数据收发, stcp 模式下,连接127.0.0.1 8520端口进行数据收发
    ...

Affected area

  • Docs
  • Installation
  • Performance and Scalability
  • Security
  • User Experience
  • Test and Release
  • Developer Infrastructure
  • Client Plugin
  • Server Plugin
  • Extensions
  • Others
Originally created by @yongchengfan on GitHub (May 20, 2025). Original GitHub issue: https://github.com/fatedier/frp/issues/4801 ### Bug Description 使用frp stcp进行端对端组网连接,然后进行tcp 连接互发数据,期间出现较为频繁的断链重连 以及数据堵塞情况 (会出现频繁的重连,到时没有太大的影响,就是会出现数据突然消息) 连接的中断在不到20分钟内重连次数非常多 下面是数据拥挤堵塞的问题:使用stcp 模式下进行tcp 数据连接 ,进行数据收发通信 [2025-05-20 17:11:01.844]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:02.345]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:03.174]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:03.496]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:18.638]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:19.095]# RECV ASCII/2790 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:19.697]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:20.624]# RECV ASCII/186 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:20.855]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:21.359]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:21.845]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:22.350]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:22.849]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! [2025-05-20 17:11:23.359]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! 上面这个情况是在通信过程中会突然出现的,先是正常的数据收发,然后就突然收不到消息,之后出现一大段数据,最后又是正常的,这样循环往复,频繁出现 ### frpc Version 0.62.1 ### frps Version 0.62.1 ### System Architecture frpc- linux/arm64 frps -linux/x86 ### Configurations frps.toml : root@hcss-ecs-2bbc:~/frp/frp_0.62.1_linux_amd64# cat frps.toml # 核心配置 bindAddr = "0.0.0.0" bindPort = 7000 kcpBindPort = 7001 quicBindPort = 7002 maxPortsPerClient = 50 udpPacketSize = 8192 userConnTimeout = 30 # 控制面板 [webServer] addr = "0.0.0.0" port = 7500 user = "geniousfan" password = "cheng13579" # 日志 [log] to = "console" # 暂时输出到控制台便于调试 level = "info" # 保持信息日志用于排查 maxDays = 7 # 网络层优化(关键调整) [transport] maxPoolCount = 20 heartbeatTimeout = 180 # 延长心跳超时 tcpKeepalive = 45 # 缩短 TCP Keepalive 间隔 tcpMux = true tcpMuxKeepaliveInterval = 30 [transport.quic] keepalivePeriod = 15 maxIdleTimeout = 60 maxIncomingStreams = 50000 # 端口范围 [[allowPorts]] start = 30000 end = 70000 frpc,toml : (proxies) # 通用配置 serverAddr = "xx.xx.xxx.xx" serverPort = 7000 udpPacketSize = 8192 user = "proxy01" [log] #to = "./frpc.log" level = "info" maxDays = 7 # 网络层优化(关键调整) [transport] protocol = "tcp" # 强制使用 TCP dialServerTimeout = 30 dialServerKeepalive = 45 # 与服务端一致 poolCount = 15 tcpMux = true heartbeatInterval = 30 # 启用独立心跳 heartbeatTimeout = 180 # 与服务端一致 tcpMuxKeepaliveInterval = 0 # 关闭 tcp_mux 保活 # STCP 代理配置 [[proxies]] name = "dou_stcp_fallback" type = "stcp" secretKey = "dm9832" localIp = "127.0.0.1" localPort = 8520 [proxies.transport] useEncryption = false useCompression = false bandwidthLimit = "10MB" bandwidthLimitMode = "client" frpc.toml : (visitors) # 通用配置 serverAddr = "xxx.xx.xx.xx" serverPort = 7000 udpPacketSize = 8192 # 与代理端完全一致(原4096有误) user = "proxy01" # 必须与代理端的 user 完全一致 # 日志配置 [log] level = "info" maxDays = 7 # 网络层参数对齐(关键优化) [transport] protocol = "tcp" # 保持与代理端相同传输协议 dialServerTimeout = 30 # 增加超时时间(原15秒过短) dialServerKeepalive = 45 # 与代理端和服务端一致 poolCount = 15 # 增加连接池大小 tcpMux = true heartbeatInterval = 30 # 启用独立心跳(与代理端一致) heartbeatTimeout = 180 # 与代理端和服务端一致 tcpMuxKeepaliveInterval = 0 # 关闭tcp_mux保活(避免冲突) # STCP访问通道配置(关键调整) [[visitors]] name = "dou_stcp_visitor" # 建议使用与代理端对应的名称 type = "stcp" serverName = "dou_stcp_fallback" # 格式:{user}.{proxyName} secretKey = "dm9832" # 与代理端一致 bindAddr = "127.0.0.1" # 本地监听地址(仅127.0.0.1) bindPort = 8763 # 本地监听端口(需实际可用) # 传输优化(与代理端完全对齐) [visitors.transport] useEncryption = false useCompression = false ### Logs [root@HTNICE frp]# ./frpc -c frpc.toml 2025-05-20 17:18:39.173 [I] [sub/root.go:149] start frpc service for config file [frpc.toml] 2025-05-20 17:18:39.173 [I] [client/service.go:314] try to connect to server... 2025-05-20 17:18:41.442 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:18:41.445 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:18:41.655 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:19:20.605 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:19:20.606 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:19:22.706 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:19:22.923 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:19:22.924 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:19:22.967 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:22:03.416 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:03.417 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:22:05.507 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:05.508 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:22:10.062 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:10.294 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:22:10.297 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:22:10.347 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:24:50.682 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:24:50.915 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:24:50.916 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:24:51.012 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success ### Steps to reproduce 1. 正常的建立连接 2. 断链问题在不发送数据的情况下还是存在出现 3. 数据收发, stcp 模式下,连接127.0.0.1 8520端口进行数据收发 ... ### Affected area - [ ] Docs - [ ] Installation - [ ] Performance and Scalability - [ ] Security - [x] User Experience - [ ] Test and Release - [ ] Developer Infrastructure - [ ] Client Plugin - [ ] Server Plugin - [ ] Extensions - [ ] Others
Author
Owner

@yongchengfan commented on GitHub (May 21, 2025):

Bug Description

使用frp stcp进行端对端组网连接,然后进行tcp 连接互发数据,期间出现较为频繁的断链重连 以及数据堵塞情况 (会出现频繁的重连,到时没有太大的影响,就是会出现数据突然消息) 连接的中断在不到20分钟内重连次数非常多

下面是数据拥挤堵塞的问题:使用stcp 模式下进行tcp 数据连接 ,进行数据收发通信 [2025-05-20 17:11:01.844]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:02.345]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:03.174]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:03.496]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:18.638]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:19.095]# RECV ASCII/2790 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:19.697]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:20.624]# RECV ASCII/186 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:20.855]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:21.359]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:21.845]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:22.350]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:22.849]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

[2025-05-20 17:11:23.359]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!

上面这个情况是在通信过程中会突然出现的,先是正常的数据收发,然后就突然收不到消息,之后出现一大段数据,最后又是正常的,这样循环往复,频繁出现

frpc Version

0.62.1

frps Version

0.62.1

System Architecture

frpc- linux/arm64 frps -linux/x86

Configurations

frps.toml : root@hcss-ecs-2bbc:~/frp/frp_0.62.1_linux_amd64# cat frps.toml

核心配置

bindAddr = "0.0.0.0" bindPort = 7000 kcpBindPort = 7001 quicBindPort = 7002 maxPortsPerClient = 50 udpPacketSize = 8192 userConnTimeout = 30

控制面板

[webServer] addr = "0.0.0.0" port = 7500 user = "geniousfan" password = "cheng13579"

认证

[auth] method = "token" token = "cheng13579?!" additionalScopes = ["HeartBeats", "NewWorkConns"]

日志

[log] to = "console" # 暂时输出到控制台便于调试 level = "info" # 保持信息日志用于排查 maxDays = 7

网络层优化(关键调整)

[transport] maxPoolCount = 20 heartbeatTimeout = 180 # 延长心跳超时 tcpKeepalive = 45 # 缩短 TCP Keepalive 间隔 tcpMux = true tcpMuxKeepaliveInterval = 30 [transport.quic] keepalivePeriod = 15 maxIdleTimeout = 60 maxIncomingStreams = 50000

端口范围

allowPorts start = 30000 end = 70000

frpc,toml : (proxies)

通用配置

serverAddr = "xx.xx.xxx.xx" serverPort = 7000 udpPacketSize = 8192 user = "proxy01"

认证配置

[auth] method = "token" token = "cheng13579?!" additionalScopes = ["HeartBeats", "NewWorkConns"]

[log] #to = "./frpc.log" level = "info" maxDays = 7

网络层优化(关键调整)

[transport] protocol = "tcp" # 强制使用 TCP dialServerTimeout = 30 dialServerKeepalive = 45 # 与服务端一致 poolCount = 15 tcpMux = true heartbeatInterval = 30 # 启用独立心跳 heartbeatTimeout = 180 # 与服务端一致 tcpMuxKeepaliveInterval = 0 # 关闭 tcp_mux 保活

STCP 代理配置

proxies name = "dou_stcp_fallback" type = "stcp" secretKey = "dm9832" localIp = "127.0.0.1" localPort = 8520 [proxies.transport] useEncryption = false useCompression = false bandwidthLimit = "10MB" bandwidthLimitMode = "client"

frpc.toml : (visitors)

通用配置

serverAddr = "xxx.xx.xx.xx" serverPort = 7000 udpPacketSize = 8192 # 与代理端完全一致(原4096有误) user = "proxy01" # 必须与代理端的 user 完全一致

必须与代理端完全一致的鉴权配置

[auth] method = "token" token = "cheng13579?!" additionalScopes = ["HeartBeats", "NewWorkConns"]

日志配置

[log] level = "info" maxDays = 7

网络层参数对齐(关键优化)

[transport] protocol = "tcp" # 保持与代理端相同传输协议 dialServerTimeout = 30 # 增加超时时间(原15秒过短) dialServerKeepalive = 45 # 与代理端和服务端一致 poolCount = 15 # 增加连接池大小 tcpMux = true heartbeatInterval = 30 # 启用独立心跳(与代理端一致) heartbeatTimeout = 180 # 与代理端和服务端一致 tcpMuxKeepaliveInterval = 0 # 关闭tcp_mux保活(避免冲突)

STCP访问通道配置(关键调整)

visitors name = "dou_stcp_visitor" # 建议使用与代理端对应的名称 type = "stcp" serverName = "dou_stcp_fallback" # 格式:{user}.{proxyName} secretKey = "dm9832" # 与代理端一致 bindAddr = "127.0.0.1" # 本地监听地址(仅127.0.0.1) bindPort = 8763 # 本地监听端口(需实际可用)

传输优化(与代理端完全对齐)

[visitors.transport] useEncryption = false useCompression = false

Logs

[root@HTNICE frp]# ./frpc -c frpc.toml 2025-05-20 17:18:39.173 [I] [sub/root.go:149] start frpc service for config file [frpc.toml] 2025-05-20 17:18:39.173 [I] [client/service.go:314] try to connect to server... 2025-05-20 17:18:41.442 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:18:41.445 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:18:41.655 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:19:20.605 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:19:20.606 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:19:22.706 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:19:22.923 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:19:22.924 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:19:22.967 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:22:03.416 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:03.417 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:22:05.507 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:05.508 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:22:10.062 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:10.294 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:22:10.297 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:22:10.347 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:24:50.682 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:24:50.915 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:24:50.916 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:24:51.012 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success

Steps to reproduce

  1. 正常的建立连接
  2. 断链问题在不发送数据的情况下还是存在出现
  3. 数据收发, stcp 模式下,连接127.0.0.1 8520端口进行数据收发
    ...

Affected area

  • Docs[ ] Installation[ ] Performance and Scalability[ ] Security[x] User Experience[ ] Test and Release[ ] Developer Infrastructure[ ] Client Plugin[ ] Server Plugin[ ] Extensions[ ] Others
<!-- gh-comment-id:2896228939 --> @yongchengfan commented on GitHub (May 21, 2025): > ### Bug Description > 使用frp stcp进行端对端组网连接,然后进行tcp 连接互发数据,期间出现较为频繁的断链重连 以及数据堵塞情况 (会出现频繁的重连,到时没有太大的影响,就是会出现数据突然消息) 连接的中断在不到20分钟内重连次数非常多 > > 下面是数据拥挤堵塞的问题:使用stcp 模式下进行tcp 数据连接 ,进行数据收发通信 [2025-05-20 17:11:01.844]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:02.345]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:03.174]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:03.496]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:18.638]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:19.095]# RECV ASCII/2790 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:19.697]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:20.624]# RECV ASCII/186 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!!服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:20.855]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:21.359]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:21.845]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:22.350]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:22.849]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > [2025-05-20 17:11:23.359]# RECV ASCII/93 from SERVER <<< 服务端测试通信数据测试! @!!!!!!!!!!!!!!!!!! > > 上面这个情况是在通信过程中会突然出现的,先是正常的数据收发,然后就突然收不到消息,之后出现一大段数据,最后又是正常的,这样循环往复,频繁出现 > > ### frpc Version > 0.62.1 > > ### frps Version > 0.62.1 > > ### System Architecture > frpc- linux/arm64 frps -linux/x86 > > ### Configurations > frps.toml : root@hcss-ecs-2bbc:~/frp/frp_0.62.1_linux_amd64# cat frps.toml > > # 核心配置 > bindAddr = "0.0.0.0" bindPort = 7000 kcpBindPort = 7001 quicBindPort = 7002 maxPortsPerClient = 50 udpPacketSize = 8192 userConnTimeout = 30 > > # 控制面板 > [webServer] addr = "0.0.0.0" port = 7500 user = "geniousfan" password = "cheng13579" > > # 认证 > [auth] method = "token" token = "cheng13579?!" additionalScopes = ["HeartBeats", "NewWorkConns"] > > # 日志 > [log] to = "console" # 暂时输出到控制台便于调试 level = "info" # 保持信息日志用于排查 maxDays = 7 > > # 网络层优化(关键调整) > [transport] maxPoolCount = 20 heartbeatTimeout = 180 # 延长心跳超时 tcpKeepalive = 45 # 缩短 TCP Keepalive 间隔 tcpMux = true tcpMuxKeepaliveInterval = 30 [transport.quic] keepalivePeriod = 15 maxIdleTimeout = 60 maxIncomingStreams = 50000 > > # 端口范围 > [[allowPorts]] start = 30000 end = 70000 > > frpc,toml : (proxies) > > # 通用配置 > serverAddr = "xx.xx.xxx.xx" serverPort = 7000 udpPacketSize = 8192 user = "proxy01" > > # 认证配置 > [auth] method = "token" token = "cheng13579?!" additionalScopes = ["HeartBeats", "NewWorkConns"] > > [log] #to = "./frpc.log" level = "info" maxDays = 7 > > # 网络层优化(关键调整) > [transport] protocol = "tcp" # 强制使用 TCP dialServerTimeout = 30 dialServerKeepalive = 45 # 与服务端一致 poolCount = 15 tcpMux = true heartbeatInterval = 30 # 启用独立心跳 heartbeatTimeout = 180 # 与服务端一致 tcpMuxKeepaliveInterval = 0 # 关闭 tcp_mux 保活 > > # STCP 代理配置 > [[proxies]] name = "dou_stcp_fallback" type = "stcp" secretKey = "dm9832" localIp = "127.0.0.1" localPort = 8520 [proxies.transport] useEncryption = false useCompression = false bandwidthLimit = "10MB" bandwidthLimitMode = "client" > > frpc.toml : (visitors) > > # 通用配置 > serverAddr = "xxx.xx.xx.xx" serverPort = 7000 udpPacketSize = 8192 # 与代理端完全一致(原4096有误) user = "proxy01" # 必须与代理端的 user 完全一致 > > # 必须与代理端完全一致的鉴权配置 > [auth] method = "token" token = "cheng13579?!" additionalScopes = ["HeartBeats", "NewWorkConns"] > > # 日志配置 > [log] level = "info" maxDays = 7 > > # 网络层参数对齐(关键优化) > [transport] protocol = "tcp" # 保持与代理端相同传输协议 dialServerTimeout = 30 # 增加超时时间(原15秒过短) dialServerKeepalive = 45 # 与代理端和服务端一致 poolCount = 15 # 增加连接池大小 tcpMux = true heartbeatInterval = 30 # 启用独立心跳(与代理端一致) heartbeatTimeout = 180 # 与代理端和服务端一致 tcpMuxKeepaliveInterval = 0 # 关闭tcp_mux保活(避免冲突) > > # STCP访问通道配置(关键调整) > [[visitors]] name = "dou_stcp_visitor" # 建议使用与代理端对应的名称 type = "stcp" serverName = "dou_stcp_fallback" # 格式:{user}.{proxyName} secretKey = "dm9832" # 与代理端一致 bindAddr = "127.0.0.1" # 本地监听地址(仅127.0.0.1) bindPort = 8763 # 本地监听端口(需实际可用) > > # 传输优化(与代理端完全对齐) > [visitors.transport] useEncryption = false useCompression = false > > ### Logs > [root@HTNICE frp]# ./frpc -c frpc.toml 2025-05-20 17:18:39.173 [I] [sub/root.go:149] start frpc service for config file [frpc.toml] 2025-05-20 17:18:39.173 [I] [client/service.go:314] try to connect to server... 2025-05-20 17:18:41.442 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:18:41.445 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:18:41.655 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:19:20.605 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:19:20.606 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:19:22.706 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:19:22.923 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:19:22.924 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:19:22.967 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:22:03.416 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:03.417 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:22:05.507 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:05.508 [W] [client/service.go:317] [b11c681821c22efd] connect t o server error: dial tcp 124.71.38.37:7000: connect: network is unreachable 2025-05-20 17:22:10.062 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:22:10.294 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:22:10.297 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:22:10.347 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success 2025-05-20 17:24:50.682 [I] [client/service.go:314] [b11c681821c22efd] try to co nnect to server... 2025-05-20 17:24:50.915 [I] [client/service.go:306] [b11c681821c22efd] login to server success, get run id [b11c681821c22efd] 2025-05-20 17:24:50.916 [I] [proxy/proxy_manager.go:177] [b11c681821c22efd] prox y added: [proxy01.dou_stcp_fallback] 2025-05-20 17:24:51.012 [I] [client/control.go:172] [b11c681821c22efd] [proxy01. dou_stcp_fallback] start proxy success > > ### Steps to reproduce > 1. 正常的建立连接 > 2. 断链问题在不发送数据的情况下还是存在出现 > 3. 数据收发, stcp 模式下,连接127.0.0.1 8520端口进行数据收发 > ... > > ### Affected area > * [ ] Docs[ ] Installation[ ] Performance and Scalability[ ] Security[x] User Experience[ ] Test and Release[ ] Developer Infrastructure[ ] Client Plugin[ ] Server Plugin[ ] Extensions[ ] Others
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Owner

@yongchengfan commented on GitHub (May 21, 2025):

https://github.com/fatedier/frp/issues/4061
这个帖子同样的问题,通过同一网络下不同设备去ping 这个公网ip,发现是出现问题的设备 存在间歇性网络故障
[root@HTNICE ~]# ping 124.71.38.37
PING 124.71.38.37 (124.71.38.37): 56 data bytes
64 bytes from 124.71.38.37: seq=0 ttl=50 time=355.753 ms
64 bytes from 124.71.38.37: seq=1 ttl=50 time=441.722 ms
64 bytes from 124.71.38.37: seq=2 ttl=50 time=114.703 ms
64 bytes from 124.71.38.37: seq=3 ttl=50 time=38.812 ms
64 bytes from 124.71.38.37: seq=4 ttl=50 time=642.092 ms
64 bytes from 124.71.38.37: seq=5 ttl=50 time=807.092 ms
64 bytes from 124.71.38.37: seq=6 ttl=50 time=194.990 ms
64 bytes from 124.71.38.37: seq=7 ttl=50 time=44.397 ms
64 bytes from 124.71.38.37: seq=8 ttl=50 time=38.808 ms
64 bytes from 124.71.38.37: seq=9 ttl=50 time=69.228 ms
64 bytes from 124.71.38.37: seq=10 ttl=50 time=38.675 ms
64 bytes from 124.71.38.37: seq=11 ttl=50 time=44.359 ms
64 bytes from 124.71.38.37: seq=12 ttl=50 time=39.208 ms
64 bytes from 124.71.38.37: seq=13 ttl=50 time=38.861 ms
64 bytes from 124.71.38.37: seq=14 ttl=50 time=41.986 ms
64 bytes from 124.71.38.37: seq=15 ttl=50 time=39.414 ms
64 bytes from 124.71.38.37: seq=16 ttl=50 time=41.195 ms
64 bytes from 124.71.38.37: seq=17 ttl=50 time=38.866 ms
64 bytes from 124.71.38.37: seq=18 ttl=50 time=39.385 ms
64 bytes from 124.71.38.37: seq=19 ttl=50 time=42.033 ms
64 bytes from 124.71.38.37: seq=20 ttl=50 time=39.216 ms
64 bytes from 124.71.38.37: seq=21 ttl=50 time=40.658 ms
64 bytes from 124.71.38.37: seq=22 ttl=50 time=38.937 ms
64 bytes from 124.71.38.37: seq=23 ttl=50 time=41.993 ms
64 bytes from 124.71.38.37: seq=24 ttl=50 time=38.675 ms
64 bytes from 124.71.38.37: seq=25 ttl=50 time=41.315 ms
64 bytes from 124.71.38.37: seq=26 ttl=50 time=38.624 ms
64 bytes from 124.71.38.37: seq=27 ttl=50 time=38.817 ms
ping: sendto: Network is unreachable

后续解决:换设备

<!-- gh-comment-id:2896235300 --> @yongchengfan commented on GitHub (May 21, 2025): https://github.com/fatedier/frp/issues/4061 这个帖子同样的问题,通过同一网络下不同设备去ping 这个公网ip,发现是出现问题的设备 存在间歇性网络故障 [root@HTNICE ~]# ping 124.71.38.37 PING 124.71.38.37 (124.71.38.37): 56 data bytes 64 bytes from 124.71.38.37: seq=0 ttl=50 time=355.753 ms 64 bytes from 124.71.38.37: seq=1 ttl=50 time=441.722 ms 64 bytes from 124.71.38.37: seq=2 ttl=50 time=114.703 ms 64 bytes from 124.71.38.37: seq=3 ttl=50 time=38.812 ms 64 bytes from 124.71.38.37: seq=4 ttl=50 time=642.092 ms 64 bytes from 124.71.38.37: seq=5 ttl=50 time=807.092 ms 64 bytes from 124.71.38.37: seq=6 ttl=50 time=194.990 ms 64 bytes from 124.71.38.37: seq=7 ttl=50 time=44.397 ms 64 bytes from 124.71.38.37: seq=8 ttl=50 time=38.808 ms 64 bytes from 124.71.38.37: seq=9 ttl=50 time=69.228 ms 64 bytes from 124.71.38.37: seq=10 ttl=50 time=38.675 ms 64 bytes from 124.71.38.37: seq=11 ttl=50 time=44.359 ms 64 bytes from 124.71.38.37: seq=12 ttl=50 time=39.208 ms 64 bytes from 124.71.38.37: seq=13 ttl=50 time=38.861 ms 64 bytes from 124.71.38.37: seq=14 ttl=50 time=41.986 ms 64 bytes from 124.71.38.37: seq=15 ttl=50 time=39.414 ms 64 bytes from 124.71.38.37: seq=16 ttl=50 time=41.195 ms 64 bytes from 124.71.38.37: seq=17 ttl=50 time=38.866 ms 64 bytes from 124.71.38.37: seq=18 ttl=50 time=39.385 ms 64 bytes from 124.71.38.37: seq=19 ttl=50 time=42.033 ms 64 bytes from 124.71.38.37: seq=20 ttl=50 time=39.216 ms 64 bytes from 124.71.38.37: seq=21 ttl=50 time=40.658 ms 64 bytes from 124.71.38.37: seq=22 ttl=50 time=38.937 ms 64 bytes from 124.71.38.37: seq=23 ttl=50 time=41.993 ms 64 bytes from 124.71.38.37: seq=24 ttl=50 time=38.675 ms 64 bytes from 124.71.38.37: seq=25 ttl=50 time=41.315 ms 64 bytes from 124.71.38.37: seq=26 ttl=50 time=38.624 ms 64 bytes from 124.71.38.37: seq=27 ttl=50 time=38.817 ms ping: sendto: Network is unreachable 后续解决:换设备
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Owner

@zeroasuka commented on GitHub (Jul 9, 2025):

我嘗試將frps降到0.51.3 frpc維持在0.63 就不會出現頻繁斷線重連

<!-- gh-comment-id:3052818366 --> @zeroasuka commented on GitHub (Jul 9, 2025): 我嘗試將frps降到0.51.3 frpc維持在0.63 就不會出現頻繁斷線重連
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Reference: github-starred/frp#3792
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