+-a Wait for 2 dhcp acks, then disable the pxe server after a delay.
+ First ack is for pxe boot, 2nd ack is for os boot. Sometimes
+ on debian, there is a 3rd one shortly after the 2nd. I can't remember
+ exactly why this caused a problem, but I'm hoping the sleep
+ will take care of it.
+-h|--help Print help and exit
+
+
+Note: Uses GNU getopt options parsing style