[Dnsmasq-discuss] [PATCH] Delay DHCP replies for Raspberry Pi clients
Kurt H Maier
khm at sciops.net
Wed Mar 29 18:13:06 BST 2017
On Wed, Mar 29, 2017 at 02:48:48PM +0200, Floris Bos wrote:
> The PXE boot firmware implementation of the Raspberry Pi 3
> has a bug causing it to fail if it receives replies
> As a workaround ensure there is a minimum delay of one
> second if the client is a Pi.
> 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,
> or if there already was a delay caused by a ping check.
Why not have a configurable dhcp-delay setting instead of putting
device-specific quirks into the source code of dnsmasq forever?
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