joda@pdc.kth.se (Johan Danielsson) writes:

> Now that I think about it, turning off the udp-checksum test in the
> kernel made this part work, but then I failed to get it to work with
> the dhcpd I was using at the time (non-isc). I guess
> net.inet.udp.checksum=0, and a good dhcpd should work.

That only affects the generation of checksums on outgoing datagrams,
*not* the verification of checksums on incoming datagrams.