No Authentication: Users do not need a username or password to access the server.Minimalist Command Set: It supports only five packet types: Read Request (RRQ), Write Request (WRQ), Data (DATA), Acknowledgment (ACK), and Error (ERROR).Small File Support: Traditionally, TFTP was limited to files of 32MB or less, though modern extensions allow for larger transfers.Lock-Step Protocol: Each packet sent must be acknowledged by the receiver before the next packet is dispatched. Common Use Cases for TFTP Servers
on port 69. Because UDP is connectionless, the TFTP server does not engage in the multi-step "handshaking" process required by TCP. This makes the protocol incredibly lightweight and easy to implement in or systems with limited memory. TFTP Server
TFTP servers are preferred in scenarios where simplicity is more critical than security: Network Booting No Authentication: Users do not need a username