OpenBSD's packet filter (zt)

cobrawgl

OpenBSD's packet filter has really grown up. Since its introduction in OpenBSD 3.0, it has become an advanced tool for networking and security.

太长了,大家自己看,呵呵


1.NAT with pf
http://www.oreillynet.com/pub/a/bsd/2003/03/06/ssn_openbsd.html

2.Changes in pf: More on NAT
http://www.oreillynet.com/pub/a/bsd/2003/05/08/ssn_openbsd.html

3.Changes in pf: Packet Filtering
http://www.oreillynet.com/pub/a/bsd/2003/06/26/ssn_openbsd.html