# Connections

- [EtherNet/IP](/clarity-gateway/connections/ethernet-ip.md)
- [Adding an EtherNet/IP Connection](/clarity-gateway/connections/ethernet-ip/adding-an-ethernet-ip-connection.md)
- [Receiving values from EtherNet/IP](/clarity-gateway/connections/ethernet-ip/receiving-values-from-ethernet-ip.md)
- [Sending values to EtherNet/IP](/clarity-gateway/connections/ethernet-ip/sending-values-to-ethernet-ip.md)
- [MQTT](/clarity-gateway/connections/mqtt.md)
- [Adding a SparkPlug MQTT Connection](/clarity-gateway/connections/mqtt/adding-a-sparkplug-mqtt-connection.md)
- [Adding a Text/JSON MQTT Connection](/clarity-gateway/connections/mqtt/adding-a-text-json-mqtt-connection.md)
- [Sending values to MQTT](/clarity-gateway/connections/mqtt/sending-values-to-mqtt.md)
- [Modbus](/clarity-gateway/connections/modbus.md)
- [Sending values to Modbus](/clarity-gateway/connections/modbus/sending-values-to-modbus.md)
- [Receiving values from Modbus](/clarity-gateway/connections/modbus/receiving-values-from-modbus.md)
- [Adding a Modbus TCP Device](/clarity-gateway/connections/modbus/adding-a-modbus-tcp-device.md)
- [Local I/O](/clarity-gateway/connections/local-i-o.md): Configuring Local I/O ports on the Iron Pi
- [Configuring Analog Inputs](/clarity-gateway/connections/local-i-o/configuring-analog-inputs.md)
- [Configuring Digital Inputs](/clarity-gateway/connections/local-i-o/configuring-digital-inputs.md)
- [Configuring Digital Outputs](/clarity-gateway/connections/local-i-o/configuring-digital-outputs.md)