The following PF man pages are written by or modified for Oracle Solaris:
Describes the PF service.
Manages PF rules, displays tunables, and performs other tasks.
Stores packet filtering rule sets. By default, provides a rule to allow loopback traffic.
An operating system (OS) fingerprint database that stores OS signature information.
Maintains a log of PF actions.
The following references provide additional explanations, examples, tutorials, and man pages.
Hansteen, Peter N.M. The Book of PF, 3rd Edition. No Starch Press. ISBN 978-1-59327-589-1, 2014.
PF: The OpenBSD Packet Filter (http://www.openbsd.org/faq/pf/index.html)