> I am attempting port a program to linux that listens to broadcast UDP
> packets from a particular device while performing a network boot. This
> UDP broadcast is received OK if it is from the all zeroes 0.0.0.0 address
> to the all ones broadcast address. But if the packet is from for example
> 192.168.1.0 to 192.168.1.255 (with subnet mask 255.255.255.0) the packet
> does not appear to be received on an UDP socket bound to INADDR_ANY. The
> device in questions its subnet but not its IP address so it uses this
> peculiar broadcast. Is there any special rule I need to enable to receive
> these kind of broadcasts?
SO_BROADCAST, as documented in socket(7).
-Andi
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