About the problem that gateway started successfully but websocket could not connect

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everything is fine in the local php7.1, LAN test.
the php5.4 test on the server shows that the websocket of gateway starts successfully, but the result that the websocket client cannot connect to, request header is Provisional headers are shown

. What will happen to

Workerman websocket gateway

Oct.29,2021

workerman has video tutorials, which are pretty good. Web site: https://study.163.com/course/.

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