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dhcpd(8): use UDP sockets instead of BPF
On 2025-06-13 16:29 +02, Alexander Bluhm <bluhm@openbsd.org> wrote: > This brings us closer to IPv6 where you need pf rules for router > discovery. Right now the dhcp rule is stateless as broadcast an > multicast addresses do not match. sashan@ has a diff to make a > state for dhcp match on both directions. pf also handles neigbor > discovery special, although it does not work in all situations. > > So if we switch to dhcpd UDP sockets, I would like to see sashan@'s > diff commited. I was playing around with sashan's diff a lot during j2k25 and I *think* it wasn't working correctly quite yet. But I was juggling too many diffs at the time and the network was too noisy to figure out what was going on. I try to find some cycles soon to pick this up again. (This was in the context of dhcp client side, but I think the tests would still be correct and valuable for server side as well.) > > bluhm -- In my defence, I have been left unsupervised.
dhcpd(8): use UDP sockets instead of BPF