Problem
1. Why do we need an RRQ or WRQ message in TFTP but not in FTP?
2. Show the encapsulation of an RRQ message in a UDP user datagram. Assume the file name is "Report" and the mode is ASCII. What is the size of the UDP datagram?
3. Show the encapsulation of a WRQ message in a UDP user datagram. Assume the file name is "Report" and the mode is ASCII. What is the size of the UDP datagram?