Install tftp server in Ubuntu 12.04
sudo apt-get install tftpd
create the following file in /etc/xinetd.d/tftp (with root permission):
service tftp
{
protocol = udp
port = 69
socket_type = dgram
wait = yes
user = nobody
server = /usr/sbin/in.tftpd
server_args = /home/tftp
disable = no
}
and restart the service: service xinetd restart (with root permissions)