Frp: 必须要配合nginx才能对服务器里的websocket进行内网穿透吗？ 以下报错跟这点有关系吗？求指点
do http proxy request error: no such domain
do http proxy request error: backend tried to switch protocol "" when "websocket" was requested
RussiaVk
All 2 comments
需要按照 Websocket 的请求方式发送请求，报错信息已经提示你了，需要 switch 的 protocol 是 websocket，但是你请求你传的是空值。
fatedier
on 17 Jan 2021
😕1
👎1
Duplicate of #2189
fatedier
on 17 Jan 2021
😕1
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