Ubuntu server 12.04/tftp
From Attie's Wiki
apt-get install tftp-hpa tftpd-hpa
Control The Server
service tftpd-hpa restart
Configuration
Create the directory:
mkdir -p /home/tftp chown tftp:tftp /home/tftp chmod 755 /home/tftp
Modify the configuration: /etc/default/tftpd-hpa
TFTP_DIRECTORY="/home/tftp"