====== Install TFTP Server in Ubuntu ======

TFTP Server is useful for PXE booting or upgrade of routers/switches etc.
A simple but working tftp server is available in Ubuntu is tftpd-hpa.

Install package:
  sudo apt-get install tftpd-hpa

Edit server configuration:
  sudo vim /etc/default/tftpd-hpa
and set your tftp root directory:
  TFTP_DIRECTORY="/home/tftpd"

Manage service:
  sudo service tftpd-hpa [status|stop|start|restart|force-reload]