Application (L7)ModbusModbus TCP / RTUKomunikasi PLC ↔ HMI / SCADA paling umum di pabrik, energi, water.TCP 502 · Serial RS-485+
Application (L7)DNP3Distributed Network Protocol v3Substation listrik, water/wastewater, oil & gas SCADA.TCP/UDP 20000+
Application (L7)OPC UAOPC Unified ArchitectureInterop modern lintas vendor, IT/OT bridge, Industrie 4.0.TCP 4840 · HTTPS 4843+
Layer 2 + ApplicationPROFINETProcess Field NetworkRealtime control Siemens dan multi-vendor, robotik, motion control.Ethernet (DCP 0x8892, RT 0x8892, IRT)+
Application (CIP atas TCP/UDP)EtherNet/IPEthernet Industrial Protocol (CIP)Standard Rockwell/Allen-Bradley dan banyak vendor otomasi.TCP 44818 · UDP 2222+
Application (L7)BACnetBuilding Automation and Control NetworksHVAC, lighting, smart building, BMS.UDP 47808+
Application (L7)IEC 60870-5-104IEC-104 TelecontrolSCADA telekontrol substation listrik Eropa.TCP 2404+
L2 + L7IEC 61850Substation Automation (MMS / GOOSE / SV)Substation listrik modern, digital substation.TCP 102 (MMS) · L2 multicast (GOOSE/SV)+
Application (L7)MQTTMessage Queuing Telemetry TransportIIoT, edge gateway, sensor ke cloud.TCP 1883 · TLS 8883+
Application (L7)S7comm / S7comm+Siemens S7 CommunicationKomunikasi engineering & SCADA ke Siemens S7-300/400/1200/1500.TCP 102 (ISO-on-TCP)+
ApplicationHART-IPHighway Addressable Remote Transducer over IPField instrumentation, asset management dari instrumen pintar.TCP/UDP 5094+
L2 + L7CC-Link IEControl & Communication Link Industrial EthernetIndustrial Ethernet Mitsubishi dan ekosistem Asia.Ethernet (Gigabit)+
Physical+AppHARTHighway Addressable Remote TransducerField instrumentation di proses industri.4-20mA + digital+
L2 + L7PROFIBUSProcess Field BusLegacy fieldbus industri proses dan manufaktur.RS-485 / RS-485-IS / MBP+
L2 + L7FOUNDATION FieldbusFOUNDATION Fieldbus H1/HSEProses industri kontinu (refinery, petrochemical).31.25 kbps / Ethernet+
Layer 2GOOSEGeneric Object Oriented Substation EventKomunikasi protection peer-to-peer di substation.L2 multicast (0x88B8)+
ApplicationOPC Classic (DA/HDA/AE)OPC Classic DCOMLegacy SCADA-historian-DCS integration.DCOM dynamic+
Layer 2 + ApplicationEtherCATEthernet for Control Automation TechnologyMotion control deterministik, robotik, packaging, semiconductor.Ethernet (0x88A4)+
Layer 2 + ApplicationSERCOS IIISerial Realtime Communication System IIISinkronisasi drive & motion control presisi tinggi.Ethernet (0x88CD)+
Layer 2 + ApplicationEthernet POWERLINKEthernet POWERLINK (EPL)Realtime control B&R dan multi-vendor, robotik, printing.Ethernet + UDP+
Application (L7)ICCP / TASE.2Inter-Control Center Communications ProtocolPertukaran data antar control center utility & ISO/RTO.TCP 102 (MMS/OSI)+
L2 + ApplicationWirelessHARTWireless Highway Addressable Remote TransducerInstrumentasi nirkabel proses (suhu, tekanan, level).IEEE 802.15.4 (2.4 GHz)+
L2 + ApplicationISA100.11aISA100 WirelessWireless monitoring & control proses multi-aplikasi.IEEE 802.15.4 (2.4 GHz)+
L2 + ApplicationLoRaWANLong Range Wide Area NetworkTelemetri IIoT jarak jauh: metering, smart city, remote sensor.Sub-GHz (868/915 MHz)+
Application atas CANCANopenCAN-based Higher Layer ProtocolEmbedded automation: kendaraan, lift, maritime, machinery.CAN bus (125 kbps–1 Mbps)+
Application (L7)GE-SRTPGE Service Request Transport ProtocolKomunikasi PLC GE Fanuc / Emerson PACSystems.TCP 18245/18246+
Application (L7)KNXKNX Building AutomationSmart building: lighting, blinds, HVAC, akses.UDP 3671 (KNXnet/IP)+
Application (Safety profile)CIP SafetyCommon Industrial Protocol SafetySafety bus terintegrasi pada jaringan EtherNet/IP untuk fungsi SIL3.Atas EtherNet/IP / DeviceNet+
Application (Safety profile)PROFIsafePROFIBUS/PROFINET Safety profileSafety SIL3 untuk PROFINET/PROFIBUS pada plant Siemens & multi-vendor.Atas PROFIBUS/PROFINET+
Application (L7)Open Protocol (Atlas Copco)Open Protocol Tightening ControllerKomunikasi tightening controller (torque) ke MES di assembly otomotif.TCP 4545+
ApplicationBSAPBristol Synchronous/Asynchronous ProtocolLegacy RTU Emerson/Bristol untuk oil & gas dan water utility.UDP/IP 1234+
ApplicationROC PlusRemote Operations Controller PlusEmerson ROC800 dan FloBoss untuk custody transfer & pipeline.TCP/UDP 4000+
L7 atas UDPFOUNDATION HSEFOUNDATION Fieldbus High-Speed EthernetBackbone ethernet untuk integrasi H1 segment di refinery & petrochemical.UDP 1089-1091+
Application (L7)OPC UA PubSubOPC UA Publish/SubscribePublish/subscribe modern untuk realtime IoT/edge dengan latensi rendah.UDP multicast / MQTT / AMQP+
Application (L7)MELSEC / MC ProtocolMitsubishi Electric Communication ProtocolKomunikasi PLC Mitsubishi MELSEC iQ-R/iQ-F dengan SCADA & engineering tool.TCP/UDP 5007 (default)+