單項(xiàng)選擇題Examine the following options，which Spanning Tree Protocol （STP） protection mechanism disables aswitch port if the port receives a Bridge Protocol Data Unit （BPDU）？（）

A.Uplink Fast
B.Port Fast
C.BPDU Guard
D.Root Guard


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1.多項(xiàng)選擇題Observe the following options carefully， which two attacks focus on RSA？ （）

A.BPA attack
B.Adaptive chosen ciphertext attack
C.DDoS attack
D.Man-in-the-middle attack

2.單項(xiàng)選擇題What is the purpose of the secure boot-config global configuration ？（）

A.takes a snapshot of the router running configuration and securely archives it in persistent storage
B.stores a secured copy of the Cisco IOS image in its persistent storage
C.backs up the Cisco IOS image from flash to a TFTP server
D.enables Cisco IOS image resilience

3.多項(xiàng)選擇題With which three tasks does the IPS Policies Wizard help you？ （）

A.Selecting the interface to which the IPS rule will be applied
B.Selecting the Signature Definition File （SDF） that the router will use
C.Selecting the direction of traffic that will be inspected
D.Selecting the inspection policy that will be applied to the interface

4.多項(xiàng)選擇題Which three statements are valid SDM configuration wizards？ （）

A.NAT
B.VPN
C.STP
D.Security Audit

5.多項(xiàng)選擇題Which two ports are used with RADIUS authentication and authorization？（）

A.UDP port 1812
B.UDP port 2000
C.TCP port 2002
D.UDP port 1645