README.md

gostun

本机NAT类型检测工具

Local NAT type detection tool (NatTypeTester)

类型说明[Information]

NatMappingBehavior:
inconclusive
endpoint independent (no NAT)
endpoint independent
address dependent
address and port dependent

NatFilteringBehavior:
inconclusive
endpoint independent
address dependent
address and port dependent

NAT Type	Nat Mapping Behavior	Nat Filtering Behavior
Full Cone	endpoint independent	endpoint independent
Restricted Cone	endpoint independent	address dependent
Port Restricted Cone	endpoint independent	address and port dependent
Symmetric	address and port dependent	address and port dependent
Inconclusive	inconclusive	inconclusive

TODO

• 加入UDP检测

使用说明[Usage]

下载、安装、更新

curl https://raw.githubusercontent.com/oneclickvirt/gostun/main/gostun_install.sh -sSf | sh

使用

gostun

或

./gostun

进行测试

无环境依赖，理论上适配所有系统和主流架构，更多架构请查看 https://github.com/oneclickvirt/gostun/releases/tag/output

Usage: gostun [options]
  -e    Enable logging functionality (default true)
  -h    Display help information
  -server string
        Specify STUN server address (default "stun.voipgate.com:3478")
  -timeout int
        Set timeout in seconds for STUN server response (default 3)
  -v    Display version information
  -verbose int
        Set verbosity level

卸载

rm -rf /root/gostun
rm -rf /usr/bin/gostun

在Golang中使用

go get github.com/oneclickvirt/gostun@latest

感谢[Thanks]

https://datatracker.ietf.org/doc/html/rfc3489#section-5

https://datatracker.ietf.org/doc/html/rfc4787#section-5

https://github.com/pion/stun/tree/master/cmd/stun-nat-behaviour