Title: A Technical Guide to IPSec Virtual Private Networks / Edition 1, Author: James S. Tiller
Title: Firewall Policies and VPN Configurations, Author: Syngress
Title: Remote Access for Cisco Network / Edition 11, Author: Bill Burton
Title: Creating Web-based Laboratories / Edition 1, Author: C.C. Ko
Title: Virtual Private Networks: Making the Right Connection / Edition 1, Author: Dennis Fowler