Errol Neal's settings (PSK)
Corey Rogers' configs (PSK, no PFS)
Jordan Share's configs (PSK, 2 subnets, through static NAT)
Set src proxy_id to your protected subnet/mask
French page with ipsec.conf, Netscreen screen shots (X.509, may need to revert to PSK...)
A report of a company using Netscreen with Openswan on a large scale (Openswan road warriors?)
most of these links are dead ... Google is very thin on netscreen and openswan interop.