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I am trying to host a mqtt broker on google VM and open port 1883.The external IP address of VM is ephemeral. Can I know why the telnet to the IP of VM is failed?

firewall config port 1883

telnet local machine

Tim
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1 Answers1

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just able to connect it after adding listener 1883 0.0.0.0 allow_anonymous true in .conf in conf.d folder. seems like 127.0.0.1 not working, I need to change to 0.0.0.0

Tim
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  • 1