KEY CONCEPTS AND TERMS
Application proxy firewall
Border firewall
Demilitarized zone (DMZ)
Dynamic Host Configuration Protocol (DHCP)
Extensible Authentication Protocol (EAP)
Firewall
Hub
ICMP echo request
Internet Control Message Protocol (ICMP)
Internet Protocol Security (IPSec)
IP address
IPv4 address
IPv6 address
MAC address filter
Network access control (NAC)
Network address translation (NAT)
Network port
Open Systems Interconnection (OSI) Reference Model
Packet-filtering firewall
Protocol
Router
Secure Sockets Layer (SSL)/Transport Layer Security (TLS)
Stateful inspection firewall
Subnet
Switch
Wi-Fi Protected Access (WPA)
Wired Equivalent Privacy (WEP)
Wireless access point (WAP)