[Solved] failed to connect to server, reason: Unable to establish connection

Prerequisites: Precautions for installing in Windows:


    1. You need to install the server side, start taosd.exe, and wait for the
10/12 10:45:10.026000 00022304 DND TDengine initialized successfully
10/12 10:46:10.463000 00022216 MND succeed to send telemetry report

Then keep taosd.exe opened. Use the taos command of the taos shell to check whether it is started. If it succeeds, a prompt appears:

Server is Community Edition.

2. Check whether the configuration is modified successfully



    Add a line of ipv4 address computer name at the end of the file, eg: nodes1

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