"Things" Scanning More Than One Subnet


Is it at all possible to have the “Things” feature scan an additional specified subnet? I’d like to be able to scan another local /24 subnet that I want to monitor.


In my experience, the GW “Things” scan can only detect devices on the same network.

I suspect the reason for this is that the scan is MAC address dependent. Here is a short article explaining that Address Resolution Protocol (ARP) used for resolving IP addresses to MAC addresses does not work across subnets. Scanning non-local subnets and MAC addresses