单选题You have a firewall filter applied in an inbound direction on a customer interface. You would like this filter to protect your network from a spoofed denial of service attack. Which action should be configured to accomplish your goal?（）A then rejectB t

Personal firewall is a technology that helps(66)intruders from accessing data on your PC via the Internet or another network, by keeping(67)data from entering or exiting your system.

Hackers do not just target national security organizations for(68): They want your tax returns, network passwords, or bank account numbers. And you do not want the FBI kicking in your door because someone hijacked your PC to(69)in the latest denial-of-service attack on the Internet. Now that "always-on" broadband connections such as cable modems and digital subscriber line are becoming more popular, home users are at risk. Fortunately, you can protect your data. Firewalls can block(70)attacks and protect your PC from outside threats.

A．allow

B．prevent

C．invite

D．get

You have a firewall filter applied in an inbound direction on a customer interface. You would like this filter to protect your network from a spoofed denial of service attack. Which action should be configured to accomplish your goal?（）

A. then reject

B. then discard

C. then next filter

D. then silent-drop

You are an administrator of the Ezonexam switched network and your goal is to reduce some of the administrative overhead on your network. You plan on achieving this by configuring a new VLAN for each department in the Ezonexam network.

However, you need to share the VLAN information across numerous switches. Which of the following would allow you accomplish this?

A. STP

B. GVRP

C. SNMP

D. VTP

E. DHCP

F. None of the above

A. inbound traffic transiting the router

B. outbound traffic transiting the router

C. traffic destined to the Routing Engine

D. traffic destined to the interface address on which the filter is applied

A. as an outbound filter on interface fxp0

B. as an outbound filter on interface lo0

C. as an inbound filter on interface fxp0

D. as an inbound filter on interface lo0

You have a firewall filter containing two terms applied in an inbound direction on a customer interface.You would like this filter to protect your network from a spoofed denial of service attack. Which match criterion should be configured ito identify unwanted packets?（）

A. from source-port

B. from source-address

C. from destination-address

D. from destination-port

Your network contains a server named Server1 that runs Windows Server 2008 R2.You need to ensure that an administrator is notified by e-mail if the Event Viewer logs any error.What should you do from the Event Viewer console?（）

A. Create a custom view, and then click the Filter Current Custom View action.

B. Create a custom view, and then click the Attach Task to This Custom View action.

C. From the System log, click the Filter Current Log action.

D. From the System log, select an Error event, and then click the Attach Task to This Event action.

You are an administrator of a switched network and your goal is to reduce some of the administrative overhead on your network. You plan on achieving this by configuring a new VLAN for each department in your network. However, you need to share the VLAN information across numerous switches throughout your network.Which of the following would allow you accomplish this?（）

A.STP

B.GVRP

C.SNMP

D.VTP

E.DHCP