Cisco 642-532: Securing Networks Using IPS

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Questions derived from the 642-532 – Securing Networks Using Intrusion Prevention Systems Cisco Self Test Software Practice Test.

 

Objective: Install Cisco IDS/IPS sensors and configure essential system parameters
SubObjective: Install and configure Cisco IDS/IPS

 

Item Number: 642-532.2.1.6
Single Answer, Multiple Choice

 

When does Cisco Intrusion Detection System Network Module (NM-CIDS) perform monitoring of the inbound packets?

 

 

  1. After input-ACL check
  2. Before input-ACL check
  3. After the NAT translation
  4. Before the NAT translation

 

Answer:
C. After the NAT translation

 

Tutorial:
Cisco Intrusion Detection System Network Module (NM-CIDS) performs monitoring of inbound packets after the Network Address Translation (NAT) translation. If a packet is dropped by the inbound ACL it is not forwarded to the IDS Network Module.

 

The option after input-ACL check is incorrect because Cisco Intrusion Detection System Network Module (NM-CIDS) performs monitoring of inbound packets after the Network Address Translation (NAT) translation.

 

The option before input-ACL check is incorrect because Cisco Intrusion Detection System Network Module (NM-CIDS) performs monitoring of inbound packets after the Network Address Translation (NAT) translation.

 

The option before the NAT translation is incorrect because Cisco Intrusion Detection System Network Module (NM-CIDS) performs monitoring of inbound packets after the Network Address Translation (NAT) translation.

 

Reference:

http://www.cisco.com/en/US/netsol/ns498/networking_solutions_design_guidance09186a00801cf9fc.html

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