In the depths of a small, cluttered computer lab, there existed a humble server known simply as "TFTP Server." It wasn't like the other servers, with their flashy interfaces and critical roles in the network. TFTP Server was straightforward, almost minimalist in its purpose. Its name stood for Trivial File Transfer Protocol Server, and it did exactly what it said on the tin: it transferred files, trivially.
sudo systemctl restart atftpd
Because it requires very little memory and processing overhead, it allows basic hardware components—like network interface cards (NICs)—to request and pull files before an official operating system has even loaded. How a TFTP Server Works TFTP Server
The server opens the requested file and sends the first data block or acknowledgment from a temporary, randomly assigned port. In the depths of a small, cluttered computer