Node-RED: Lecture 3 – Example 3.8 Sending TCP requests – Node RED Programming Guide
GitHub - jxmot/ESP8266-udp: An ESP8266 project that uses UDP to send messages to a server. The primary use is for testing code before committing to a project.
Demo 8: How to use TCP/IP with Arduino ESP32
UDP - Microchip TCP/IP Stack Documentation
NodeJS UDP server
Exploring UDP with ESP32 - iCircuit
Add Nodes
Optimising NginX, Node.JS and networking for heavy workloads - GoSquared Blog