單項選擇題Which one of the Cisco IOS commands can be used to verify that either the Cisco IOS image, theconfiguration files,or both have been properly backed up and secured?()

A.show archive
B.show flash
C.show file systems
D.show secure bootset


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1.單項選擇題In an IEEE 802.1x deployment,between which two devices EAPOL messages typically are sent?()

A.Between the supplicant and the authenticator
B.Between the authenticator and the authentication server
C.Between the supplicant and the authentication server
D.Between the RADIUS server and the authenticator

3.單項選擇題For the following options, which feature is the foundation of Cisco Self-Defending Network technology?()

A.secure network platform
B.secure connectivity
C.threat control and containment
D.policy management

4.單項選擇題What is a static packet-filtering firewall used for ?()

A.It validates the fact that a packet is either a connection request or a data packet belonging to a connection
B.It evaluates network packets for valid data at the application layer before allowing connections
C.It analyzes network traffic at the network and transport protocol layers
D.It keeps track of the actual communication process through the use of a state table

5.多項選擇題What are two characteristics of the SDM Security Audit wizard?()

A.displays a screen with Fix-it check boxes to let you choose which potential security-related configuration changes to implement
B.has two modes of operationinteractive and non-interactive
C.automatically enables Cisco IOS firewall and Cisco IOS IPS to secure the router
D.uses interactive dialogs and prompts to implement role-based CLI
E.requires users to first identify which router interfaces connect to the inside network and which connectto the outside network

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Which one of the Cisco IOS commands can be used to verify that either the Cisco IOS image, theconfiguration files,or both have been properly backed up and secured?()

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Which statement is true about a Smurf attack?()

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Refer to the exhibit. You are the network security administrator responsible for router security.Your networkuses internal IP addressing according to RFC 1918 specifications.From the default rules shown,whichaccess control list would prevent IP address spoofing of these internal networks?()

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