Efficient IIoT Sensor‑to‑Cloud Gateways with RTI Connext DDS Routing Service

Industrial Internet of Things (IIoT) systems rely on continuous sensor data to provide real‑time visibility across remote operations. Critical sectors such as oil & gas, manufacturing, healthcare, and power substations depend on accurate, timely data to drive predictive maintenance and operational excellence. With modern WAN infrastructure offering higher bandwidth, the challenge shifts to delivering raw sensor streams to an enterprise cloud without overwhelming the network.

Sending every sensor packet individually is impractical. The volume is constant, regardless of whether the data is required, and can saturate WAN links, especially during traffic bursts. Traditional approaches struggle to keep data flowing smoothly, leading to bottlenecks and unpredictable processing delays.

Two requirements are essential for a scalable solution:

1. Reduce the number of network packets.
2. Enable the enterprise to specify which data it needs, allowing irrelevant information to be filtered out. This filter must adapt to changing operational conditions.

RTI’s Routing Service addresses both challenges. Built on Data Distribution Service (DDS), it provides logical, topic‑based routing that lets administrators define routes from publishers to subscribers, each with fine‑grained Quality of Service (QoS) settings.

Batching is one such QoS feature. By aggregating small data pieces into larger packets, Routing Service controls packet size and inter‑packet timing, giving users full command over bandwidth and latency. The result is a configurable bandwidth‑shaping mechanism that can cut the number of packets sent over the WAN by tenfold or more.

Filtering is another powerful capability. A subscriber can declare a condition—e.g., temperature readings above 100°F—and Routing Service propagates that filter back to the publisher. Data that doesn’t meet the criteria is dropped before it leaves the source, dramatically reducing the volume that traverses the network.

In a typical architecture, Routing Service sits between the deployed sensors and the enterprise cloud, orchestrating both batching and filtering to create a smooth, efficient data pipeline.

For more details on how RTI Connext DDS and Routing Service can solve your IIoT challenges, contact us.

Additional Reading – Using Connext DDS in Applications

• Power Substation Monitoring >> Energy Systems Applications: Secure, High‑Reliability and High‑Performance Scalable Infrastructure
• Oil & Gas >> RTI and The Industrial Internet for Oil & Gas
• Manufacturing Plant Production Monitoring & Automation >> Automate Manufacturing Flows and Systems: Faster, More Reliable Factory Automation with Connext DDS
• Healthcare Patient Monitoring >> Healthcare Systems Applications: Control, Monitoring, and Integration of Medical Devices and Systems with Connext DDS

Learn More:

• Autonomous Vehicle Production
• What is DDS?
• Connext DDS Pro
• Connectivity in Autonomous Systems
• What is IIoT?