is this like the gwscreen kernel option in BSDI's implementation?
On Mon, 6 Feb 1995, Paul Traina wrote:
> While I most definitely agree with the idea of "buying" your UNIX from BSDI,
> if, for some reason, that's not an interesting option, I would like to point
> out that FreeBSD 2.0 and newer has packet-filtering firewall support code
> built right into the system (configurable as a kernel option).
> I personally believe in a mixture of packet filtering and application relays,
> and I find this combination quite useful if one doesn't have another device
> (ahem) that can act as a packet filter.