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#TCP 2404

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IEC 60870-5-104 Protocol
IEC-104

IEC 60870-5-104 Port Numbers Explained: TCP 2404, TLS 19998, and Firewall Configuration

Complete guide to IEC 60870-5-104 port numbers. Covers TCP 2404, TLS port 19998, IANA registration, firewall rules, Wireshark filters, and security best practices

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