Problem of connection with DNS

General
1

Hello i wan't to access to node-red in remote-access, I can connect to my node-red server from another PC and I can see my flows and change them but i can't get the data in the debugger.

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Is there someone who understand where is the problem ?

2

Is there some firewall or iptables blocking websockets ?

3

Thanks you, indeed it seems to be a problem of firewall and blocking ports.

4

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