View source for WSL2 proxy 的方法

== 查 IP ==
在 PowerShell 里运行 ipconfig。

== Host 机 ==
* Proxy 软件开启允许局域网连入
* 开防火墙允许 WSL 流量接入本机
* 把那条系统自建的 WSL 入站规则先删掉
<syntaxhighlight lang="bash" line>
New-NetFirewallRule -Name "WSL-Allow-Inbound" -DisplayName "WSL-Proxy" -InterfaceAlias "vEthernet (WSL)" -Direction Inbound -Action Allow
</syntaxhighlight>
* .wslconfig 里写入
<syntaxhighlight lang="bash" line>
dnsTunneling=false
</syntaxhighlight>

== Guest 机 ==
<syntaxhighlight lang="bash" line>
# .bashrc 里设开关
host_ip=$(awk '/nameserver/ {print $2}' /etc/resolv.conf 2>/dev/null)
alias pon='export {http,https,ftp,all}_proxy="http://$host_ip:12345"'
alias poff='unset {http,https,ftp,all}_proxy'
</syntaxhighlight>

== 检测成功与否 ==
<syntaxhighlight lang="bash" line>
wget www.google.com
curl -Iv https://www.google.com
</syntaxhighlight>