Emphasize that pf(4) in FreeBSD doesn't match pf(4) in

OpenBSD 4.5, but is derived from it, and got some
important local changes.

Wording by:	cperciva
This commit is contained in:
Gleb Smirnoff 2013-11-14 09:17:27 +00:00
parent 1eb04b44aa
commit be51503d79

View File

@ -28,7 +28,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd September 18 2012
.Dd November 14, 2013
.Dt PF 4
.Os
.Sh NAME
@ -1181,5 +1181,8 @@ packet filtering mechanism first appeared in
and then
.Fx 5.2 .
.Pp
This implementation matches
This implementation is derived from
.Ox 4.5 .
It has been heavily modified to be capable of running in multithreaded
.Fx
kernel and scale its performance on multiple CPUs.