IGMP Snooping Ubiquiti Unifi

Recently I had some legacy hardware applications that required a multicast heartbeat back to clients on the same wifi network. These were specialized tools from GM that technicians used to connect to vehicles for diagnostics back to GM. GM calls them the MDI (Multiple Diagnostic Interface).   I had a problem using Ubiquiti Unifi controller […]


Cisco 2500 WC and the General Motors MDI Device

  We have these vehicle diagnostic devices called MDIs. Service technicians use them to connect to vehicles and do remote diagnostics on them. They are connected to the wireless mesh and transmit the data back to a local pc somewhere in the network. A couple things: The wireless network needs to have BROADCAST enabled in […]