Version 4.1 - 6.5.a VRF-aware technologies
The first thing you should understand about this section is that VRF stands for Virtual Routing and Forwarding. It allows multiple instances of a routing table to co-exist within the same router at the same time. Having dealt with VRFs for a long time, this section should not be a problem.
Documentation for VRF-Aware Cisco Firewall.
Guide for VRF Aware Cisco IOS Firewall.
VRF-Aware H.323 and SIP for Voice Gateways.
Configuration guide for Cisco TrustSec VRF-Aware SGT.
Cisco IOS GETVPN VRF-Aware GDOI GM Solution Deployment Guide.
If you understand VRFs, that's the "meat" of this topic. If you don't have VRF experience, I recommend the INE videos - they have a lot on this.