UDP is "fire and forget." If a switch buffer fills for 1ms, a packet is lost. A professional multicast upgrade tool addresses this via:
Traditional unicast upgrades (one file, one device) create a "Thundering Herd" problem. If 1,000 devices try to download a 50MB firmware file simultaneously from a single FTP server, latency spikes, switches buffer-drain, and the upgrade fails. multicast upgrade tool
A multicast upgrade tool is a software application used to upgrade or update multiple devices on a network simultaneously. It uses multicast technology to send a single copy of the upgrade data to multiple devices, reducing the amount of network traffic and making the upgrade process more efficient. UDP is "fire and forget