Total Time: 4 hour(s)

Summary: 
This course introduces users to firewall and VPN design. Basic firewall concepts are covered including bastion hosts, packet filters, screening routers, and proxies.

Ojectives: 
After completing this course, students will be able to:
Explain the role and purpose of a firewall
Distinguish between packet-filters, application-layer proxies, and circuit-level proxies
Describe the role and possible configurations of a bastion host
Outline how PKI works
Write rules for a basic packet filter
Describe the four basic firewall designs and discuss their advantages and disadvantages
Use WinRoute to configure NAT or a proxy on a Windows machine
Use Ipchains and Iptables to configure packet-filtering on Linux

Topics: 
The role of firewalls
Firewall concepts
Packet filter rules
Applying packet filters
Configuring proxy servers
Remote access and virtual private networks
Public key infrastructure
Designing a firewall
Hardware issues
Common firewall designs
Implementing a firewall strategy

Technical Requirements: 
P500+ Processor, 128MB of RAM; Windows 2000, 2003, XP, Minimum screen resolution 800x600, Internet Explorer 5.5 or higher; Windows Media Player 9.0 or higher; Flash 8.0 or higher; 56K minimum connection; broadband (256 kpbs or higher) connection recommended; Javascript, DHTML and cookies enabled; Sound card with speakers or headphones strongly recommended.