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Chapter 15
"Do I Know This Already?" Quiz
Answer: a A2:
Answer: b A3:
Answer: d A4:
Answer: a A5:
Answer: a A6:
Answer: c A7:
Answer: c A8:
Answer: d A9:
Answer: a A10:
Answer: c
Q&A
A1:
Answer: The PIX Firewall works with the Websense Enterprise and N2H2 Sentian servers. A2:
Answer: The filter java port local-ip local-mask foreign-ip foreign-mask command filters out Java applets for179 pages. A3:
Answer: Java applets and ActiveX objects are considered a threat because they can be used to execute malicious tasks on the network and the local machine. A4:
Answer: Java and ActiveX filtering o172 files is performed by selectively replacing the <APPLET> </APPLET> tags and the <OBJECT CLASSID> </OBJECT CLASSID> tags with comments. A5:
Answer: The command to designate or identify the URL-filtering server is url-server. A6:
Answer: Cisco PIX Firewall Version 5.3 and later support the Websense URL-filtering server. A7:
Answer: The longest URL filter that is possible with Cisco PIX Firewall Version 6.1 and earlier is 1159 bytes. A8:
Answer: The longest URL filter supported by Cisco PIX Firewall 6.2 is 6 KB. A9:
Answer: The command to filter URLs is filter url. A10:
Answer: The url-cache command provides a configuration option to buffer the response from web servers that respond faster than the available URL-filtering servers.
