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Which of the following devices is MOST likely being use…

Which of the following devices is MOST likely being used when processing the following?
1 PERMIT IP ANY ANY EQ 80
2 DENY IP ANY ANY

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A.
Firewall

B.
NIPS

C.
Load balancer

D.
URL filter

Explanation:
Firewalls, routers, and even switches can use ACLs as a method of security management. An access control
list has a deny ip any any implicitly at the end of any access control list. ACLs deny by default and allow by
exception.
Incorrect Answers:
B: Network-based intrusion prevention system (NIPS) monitors the entire network for suspicious traffic by
analyzing protocol activity.
C: A load balancer is used to distribute network traffic load across several network links or network devices.
D: A URL filter is used to block URLs (websites) to prevent users accessing the website.

Stewart, James Michael, CompTIA Security+ Review Guide, Sybex, Indianapolis, 2014, pp. 10, 24
http://www.cisco.com/c/en/us/support/docs/security/ios-firewall/23602-confaccesslists.html
http://en.wikipedia.org/wiki/Intrusion_prevention_system
http://www.provision.ro/threat-management/web-application-security/url-filtering#pagei-1|pagep-1|

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