OpenSolaris free CDs halted
Oracle has stopped the free OpenSolaris CD shipping program. A posting on the OpenSolaris website discussion mailing list by Oracle's Derek Cicero says the related links and icons have been removed from the opensolaris.org site. Downloads of OpenSolaris are still available from the OpenSolaris downloads site.
You don't need to be a genius to debug a pf.conf firewall ruleset, you just need the guts to run tcpdump