[ipxe-devel] About DHCP scriptlet bug

[Michael Brown]

On 06/07/2020 03:40, Wu Drinsun wrote:
> I need to execute iPXE get script url by other DHCP, not same  use 
> option 67.
> 
> It seems good news the iPXE has other DHCP option 81 (HEX51) can use. 
> Below picture is the part of iPXE code.
> 
> But in fact iPXE dhcp request parameters-list has no this option.  below 
> picture is the capture from DHCP request packet.
> 
> If this bug had be fixed I think it will can work when I add DHCP option 
> 81 in my MikroTik router.

The ${scriptlet} setting is intended to be used by non-DHCP settings 
mechanisms such as VMware GuestInfo:

   http://github.com/ipxe/ipxe/commit/2f6e7bde7

There are many ways to fix the issue you are having with the DHCP filename:

   https://ipxe.org/howto/chainloading#breaking_the_infinite_loop

Hope that helps,

Michael