TFTP Server Install and Setup
- Install following packages.
$ sudo apt-get install xinetd tftpd tftp
- Create /etc/xinetd.d/tftpand put this entry
service tftp
{
	protocol        = udp
	port            = 69
	socket_type     = dgram
	wait            = yes
	user            = nobody
	server          = /usr/sbin/in.tftpd
	server_args     = /tftpboot
	disable         = no
}
- Create a folder /tftpboot this should match whatever you gave in server_args. mostly it will be tftpboot
$ sudo mkdir /tftpboot
$ sudo chmod -R 775 /tftpboot
-or-
$ sudo chmod -R 777 /tftpboot
$ sudo chown -R nobody /tftpboot
- Restart the xinetdservice.
Newer systems:
$ sudo service xinetd restart
Older systems:
$ sudo /etc/init.d/xinetd restart
- Now our tftp server is up and running.
Testing TFTP Server
- 
    Create a file named testwith some content in/tftpbootpath of the tftp serverObtain the ip address of the tftp server using ifconfigcommand
- 
    Now in some other system follow the following steps. 
$ tftp 192.168.1.2
tftp> get test
Received 159 bytes in 0.0 seconds
tftp> quit
$ cat test
Reference
- http://askubuntu.com/questions/201505/how-do-i-install-and-run-a-tftp-server