| Firewalling with OpenBSD's PF packet filter: EuroBSDCon 2007, København, September 12th 2007 | ||
|---|---|---|
| Prev | Next | |
Single machine: Me vs the network
in from the Internet to me
out from me to the Internet
Gateway: I decide what passes through me
in from the one or more networks to me
out from me one or more networks
hey, there's a network behind you!