Question


a. cleanup rule f. rule base
b. firewall g. socket
c. firewall appliance h. state table
d. firewall policy i. stateful packet filters
e. proxy server j. stateless packet filters
1/ software that forwards network packets and caches Web pages to speed up network performance
2/ the end point of a computer-to-computer connection defined by an IP address and port address
3/ a packet-filtering rule that comes last in a rule base and covers any packets that have not been covered by preceding rules
4/ hardware devices with firewall functionality
5/ filters that are similar to stateless packet filters, except that they also determine whether to allow or block packets based on information about current connections
6/ hardware or software configured to block unauthorized access to a network
7/ simple filters that determine whether to allow or block packets based on information in protocol headers
8/ the collection of rules that filter traffic at an interface of a firewall
9/ an addition to a security policy that describes how firewalls should handle
application traffic, such as Web or e-mail applications
10/ a file maintained by stateful packet filters that contains a record of all current connections

Answer

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