> machine with a NICs on to LANs. I need to brigde traffic between these
> interfaces, but I basicly need to manipulate it first. And I need
> promisc-mode because I also have to listen to everything on this
> network. The protocol (a level up from ethernet) is not a common one
> (long and boring story), so I really need access to the raw frames for
> both reading and writing. I've looked at netlink, but there doesn't
> seem to be access to the ethernet-frames.
>
> My question is (naturally) how?
Not in userspace if its any kind of real traffic volume. The context switches
and copying will kill you
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