TFTP server.
* PXELINUX: When sending ERROR due to bad OACK, use the proper
destination port number (why are TFTP port numbers so odd?)
+ * PXELINUX: If the boot dies in the middle somewhere,
+ eventually give up and reset the machine (unattended
+ operation.)
Changes in 1.46:
* New program PXELINUX to do network booting using a