1.sudo apt-get install tftpd tftp openbsd-inetd

2.sudo vi /etc/inetd.conf

#:BOOT: TFTP service is provided primarily for booting. Most sites
# run this only on machines acting as "boot servers."
#tftp dgram udp wait nobody /usr/sbin/tcpd /usr/sbin/in.tftpd /srv/tftp (/srv/tftp 为默认tftp目录)

#修改如下文件
tftp dgram udp wait nobody /usr/sbin/tcpd /usr/sbin/in.tftpd /tftproot

3.sudo mkdir /tftproot

4.sudo chmod 777 /tftproot

5.sudo /etc/init.d/openbsd-inetd restart

6.查看69端口是否有打开 ：netstat -an | more| grep udp

udp 0 0 0.0.0.0:69 0.0.0.0:*

7.本机测试：

tftp 127.0.0.1
tftp> get 1.txt
Received 12 bytes in 0.0 seconds

tftp> quit