Terms you'll need to understand:
IP Security (IPSec) with generic routing encapsulation (GRE)
CiscoWorks 2000
Internet Key Exchange (IKE)
IPSec
Transform sets
Techniques you'll need to master:
Creating an activity
Creating a device group
Importing devices
Defining VPN settings
Defining IKE policy
Defining a tunnel policy
Creating a job
Deploying a job