Re: [Dnsmasq-discuss] [PATCH v2] Add --dhcp-reply-delay option to delay DHCP replies

[Simon Kelley]

On 30/03/17 12:38, Floris Bos wrote:
> Adds option to delay replying to DHCP packets by one or more seconds.
> This provides a workaround for a PXE boot firmware implementation
> that has a bug causing it to fail if it receives a (proxy) DHCP
> reply instantly.
> 
> On Linux it looks up the exact receive time of the UDP packet with
> the SIOCGSTAMP ioctl to prevent multiple delays if multiple packets
> come in around the same time.
> 
> Signed-off-by: Floris Bos 

Committed, with a minor change for logging.

Cheers,

Simon.


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Re: [Dnsmasq-discuss] [PATCH v2] Add --dhcp-reply-delay option to delay DHCP replies

[Simon Kelley]

On 30/03/17 12:38, Floris Bos wrote:
> Adds option to delay replying to DHCP packets by one or more seconds.
> This provides a workaround for a PXE boot firmware implementation
> that has a bug causing it to fail if it receives a (proxy) DHCP
> reply instantly.
> 
> On Linux it looks up the exact receive time of the UDP packet with
> the SIOCGSTAMP ioctl to prevent multiple delays if multiple packets
> come in around the same time.
> 

Apologies for going silent on this. My house move is over and I'm
working through my email backlog. Fortunately, you (collectively) have
reached a good solution without my input :) I'm happy with the principle
of this patch, and will eyeball it in detail and commit in the next day
or two.


Cheers,

Simon.





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