Install TFTPD32 Server

Install TFTP service

To install TFTP Server on Windows:

Download TFTPD32. (We used the tftpd32 standard edition zip v4.00)
http://tftpd32.jounin.net/tftpd32_download.html

Create a folder called "c:\tftpboot"
Extract tftpd32.exe to the "tftpboot" folder.

Run tftpd32.exe, If windows firewall prompts you, allow the program to access the network.
Select "tftpboot" directory.

To use TFTPD32 DHCP service:

Click the DHCP Server tab and enter "gpxelinux.0" in the "Boot File" field.
Fill out the other fields as per your local network.