單項選擇題Which is a benefit of implementing RFC 2827？（）

A.Prevents DoS from legimate， non-hostile end systems
B.Prevents disruption of "special services"， such as Mobile IP
C.Defeats DoS Attacks which employ IPSource Address Spoofing
D.Restricts directed broadcasts at the ingress router
E.Allows DHCP or BOOTP packets to reach the relay agents asappropriate


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1.單項選擇題When configuring a Cisco Adaptive Security Appliance in multiple context mode， which of the follow capabilities are supported？（）

A. Multicastis supported
B. Dynamic routing protocols are supported
C. VPN configurations are supported
D. Static routes are supported

2.單項選擇題When configuring system state conditions with the Cisco SecurityAgent， what is the resulting action when configuring more than one system state condition？ （）

A.Any matching state condition will result with the state being triggered
B. Once a state condition ismet， the system ceases searching further conditions and will cause the state condition to trigger
C. All specified state conditions are used as part of the requirements tobe met to for the state to trigger
D. Once the state conditions are met， they become persistent and can only be removed using the Reset feature

3.多項選擇題The RiskRating for an IPS signatureis calculatedusing four primary components. Select the four components below.   （）

A. SignatureFidelity Rating
B. Alert Severity Rating
C. Exploit Probability Rating
D. Target Value Rating
E. Attack Relevancy Rating

4.多項選擇題An IPS sensor with3 sniffing interfaces can be configuredas：  （）

A. 3 promiscuous sensors
B. 3 inline sensors
C. 1 inline sensor， 1 promiscuous sensor
D. 2 inline sensors， 1 promiscuous sensors

5.多項選擇題Given the topology of a server （with IP 209.165.202.150） protected behind the inside interface of an ASA/PIX，and the Internet on the outside interface. Users on the Internet need to access the server at any time， but the firewall administrator does not want to NAT the address of the server - since itis currentlya public address. Which of the following commands can be used to accomplish this？ （）

A. nat （inside） 0 209.165.202.150 255.255.255.255
B. access-list no-nat permit ip host209.165.202.150 anynat（inside） 0 access-list no-nat
C. static（inside，outside） 209.165.202.150 209.165.202.150 netmask 255.255.255.255
D. no nat-control
E. nat （inside） 1 209.165.202.150 255.255.255.255