This revision of the IRIX Admin: Backup, Security, and Accounting manual supports the IRIX 6.5.20 release.
This revision of the IRIX Admin: Backup, Security, and Accounting manual documents no new features.
Added information about IPFilter which is a software package that provides certain Internet firewall protection on IRIX systems to “About Firewalls” in Chapter 5.
Added information about default auditable events in “Auditable Events” in Chapter 6.