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Using Fire Extinguishers
By the end of this learning activity, you’ll know how to understand, use, and maintain different types of fire extinguishers.
Firewalls: Relationships Among Firewall Perimeters
In this learning activity you'll examine how firewalls block viruses by discussing trusted, semi-trusted, and untrusted networks.
By Joseph Wetzel Douglas Tabbutt
Choosing the Right Fire Extinguisher
Explore the different types of fires and the extinguishers used for each type.
Firewall: Stateful Packet Inspection
In this learning activity you'll examine a stateful packet inspection firewall that keeps track of legitimate Internet service requests, also known as dynamic packet filtering.
By Joseph Wetzel Douglas Tabbutt
Firewall: Gateway Servers
In this animated object, learners examine how a gateway server operates.
By Joseph Wetzel Douglas Tabbutt
Firewalls: Packet Filters
Pacific Rim
Students read about the world's active volcanoes that make up the "Ring of Fire." In an interactive exercise, they locate these volcanoes on maps.
Firewall: Network Address Translation/Port Address Translation
In this learning activity you'll examine how network address translation works.
By Joseph Wetzel Douglas Tabbutt