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QUESTION 120
Which of the following represents the best description of a pre-block ACL on an IDS blocking device?
A. ACL entries applied to the start of the active ACL before blocking entries applied
B. ACL applied to the internal (trusted) interface of a managed device
C. ACL applied to a managed interface prior to an attack being detected
D. ACL used to block traffic on the inbound direction of a managed interface
E. ACL used to block traffic on the external (untrusted) interface of a managed device
Correct Answer: A Section: (none) Explanation
Explanation/Reference:
Page 15-15 CSIDS Courseware under Using Existing ACLs The Pre-block ACL designates ACL entries that the Sensor should place in the beginning of the new ACL, before the addition of any Sensor blocking entries
QUESTION 121
Your Cisco router is hosting an NM-CIDS. The router’s
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