If no IP address can be obtained through DHCP an address is chosen in the special link local address range (, similar to what is described in RFC 3927. Discovery When a UPnP capable device joins a network and wants to know what UPnP services are available on the network, it sends out a discovery message to the multicast address

UPnP automates this. UPnP offers zero-configuration, meaning that none of the devices on your network need manual configuration to discover a new device. UPnP-enabled devices can automatically join a network, obtain an IP address, and find and connect to other devices on your network, making it very convenient. What is UPnP used for? Gaming. Router Security Jun 14, 2020 How to Enable UPnP 'Universal Plug n Play'? - Appuals.com

UPnP Not Successful In your Network Setting Of Xbox 2019

Enable or Disable Network Discovery (UPnP) in Windows Dec 12, 2019

Router Security

Mar 20, 2019 Definition of UPnP | PCMag UPnP can assign an IP address to a device if it does not already have one and no DHCP server is available in the network to assign one (see DHCP and IP address). UPnP and Port Forwarding – Casa