[Dnsmasq-discuss] specifying dhcp options in proxy mode

Simon Kelley simon at thekelleys.org.uk
Thu May 25 12:30:58 BST 2017

On 23/05/17 13:09, Floris Bos wrote:
> On 05/11/2017 01:36 PM, Simon Kelley wrote:
>> As stated in the thread you link to, if you're netbooting an OS via PXE
>> then one the OS starts, it will do DHCP again, and that's the time to
>> send arbitrary options.
> Recall some operating systems like FreeBSD do not do DHCP again when net
> booting, but obtain the cached packet from PXE using the GET_CACHED_INFO
> PXE call.
> Yours sincerely,
> Floris Bos

How does this handle the case that the PXE client has received _two_
packets, one from the DHCP server with an IP address, and one from a PXE
proxy server with netbbot information. Does GET_CACHED_INFO return one,
or both, or the combined information from both?



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