How to detect the local IP address change event in node.js?

Question

For example: the local IP (not loopback) will change if the active network interface changed. How to detect it? OR: how to detect the active network interface change event?

Answer 1

See here Get local IP address in Node.js

os.networkInterfaces() can retrieve list of addresses and interfaces. Create a timeout to detect the appropriate differences and handle it appropriately when change is detected.