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TCP UDP Ports


Official List

Ports 19900 - 20000

Port Protocol (TCP/UDP) Title Description
Port 19998 tcp iec-104-sec IEC 60870-5-104 process -
Port 19999 tcp dnp-sec Distributed Network Protocol Secure
Port 19999 udp dnp-sec Distributed Network Protocol Secure
Port 20000 tcp dnp DNP
Port 20000 udp dnp DNP