[GH-ISSUE #2365] 想知道xtcp是如何实现的呢? #1877

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opened 2026-05-05 13:12:52 -06:00 by gitea-mirror · 2 comments

gitea-mirror commented

2026-05-05 13:12:52 -06:00

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Originally created by @majoson-chen on GitHub (Apr 24, 2021).
Original GitHub issue: https://github.com/fatedier/frp/issues/2365

我猜大概的原理是:
假设我的电脑被 NAT 之后的内网IP 是 10.0.0.11, 顶层IP是 120.120.120.120
我在我的电脑上打开了一个1234端口用来访问远程主机 (123.123.123.123), 这个端口在我的电脑上是 1234, 而在顶层路由可能是 5678
frp 通过某种方式获取到与之对应的顶层路由端口, 即可实现流量不经服务器.

如果是这样的话, 细节上如何实现呢?

Originally created by @majoson-chen on GitHub (Apr 24, 2021). Original GitHub issue: https://github.com/fatedier/frp/issues/2365 我猜大概的原理是: 假设我的电脑被 NAT 之后的内网IP 是 10.0.0.11, 顶层IP是 120.120.120.120 我在我的电脑上打开了一个1234端口用来访问远程主机 (123.123.123.123), 这个端口在我的电脑上是 1234, 而在顶层路由可能是 5678 frp 通过某种方式获取到与之对应的顶层路由端口, 即可实现流量不经服务器. 如果是这样的话, 细节上如何实现呢?

gitea-mirror closed this issue

2026-05-05 13:12:53 -06:00

gitea-mirror commented

2026-05-05 13:12:56 -06:00

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@fatedier commented on GitHub (Apr 25, 2021):

http://xdxd.love/2016/10/18/%E5%AF%B9%E7%A7%B0NAT%E7%A9%BF%E9%80%8F%E7%9A%84%E4%B8%80%E7%A7%8D%E6%96%B0%E6%96%B9%E6%B3%95/

主要参考了这篇文章。

@fatedier commented on GitHub (Apr 25, 2021): http://xdxd.love/2016/10/18/%E5%AF%B9%E7%A7%B0NAT%E7%A9%BF%E9%80%8F%E7%9A%84%E4%B8%80%E7%A7%8D%E6%96%B0%E6%96%B9%E6%B3%95/ 主要参考了这篇文章。

gitea-mirror commented

2026-05-05 13:12:56 -06:00

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@majoson-chen commented on GitHub (Apr 25, 2021):

万分感谢！

@majoson-chen commented on GitHub (Apr 25, 2021): 万分感谢！