A.Firmware-level virus detection
B.Signature-based virus filtering
C.Layer 4 virus detection
D.Signature-based spyware filtering
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Given the exhibit below. You are a network manager of your company. You are reading your Syslog serverreports. On the basis of the Syslog message shown， which two descriptions are correct？（）
A.This is a normal system-generated information message and does not require further investigation.
B.Service timestamps have been globally enabled.
C.This message is unimportant and can be ignored.
D.This message is a level 5 notification message.
A.A copy of the frame is forwarded out all switch ports other than the port the frame was received on.
B.The frame is transmitted on the native VLAN.
C.The switch sends a NACK segment to the frame’s source MAC address.
D.The frame is dropped.
Which description is true about the show login command output displayed in the exhibit？（）
A.Three or more login requests have failed within the last 100 seconds.
B.When the router goes into quiet mode， any host is permitted to access the router via Telnet，actual SSH， and HTTP， since the quiet-mode access list has not been configured.
C.The login block-for command is configured to block login hosts for 93 seconds.
D.All logins from any sources are blocked for another 193 seconds.
A.Loopback interface
B.Command and control interface
C.Monitoring interface
D.Management interface
A.The period of time in which virtual login attempts are blocked， following repeated failed login attempts
B.The period of time in which virtual logins are blocked as security services fully initialize
C.A period of time when no one is attempting tolog in
D.The period of time between successive login attempts
最新試題
For the following items， which one acts as a VPN termination device and is located at a primary networklocation？（）
Refer to the exhibit. Which statement is correct based on the show login command output shown？（）
During role-based CLI configuration， what must be enabled before any user views can be created？（）
Which statement is true about a Smurf attack？（）
Which information is stored in the stateful session flow table while using a stateful firewall？（）
Which one of the aaa accounting commands can be used to enable logging of both the start and stoprecords for user terminal sessions on the router？（）
Please choose the correct description about Cisco Self-Defending Network characteristics.（）
Which option ensures that data is not modified in transit？（）
Which type of MAC address is dynamically learned by a switch port and then added to the switch’s runningconfiguration？（）
Which VoIP components can permit or deny a call attempt on the basis of a network’s available bandwidth？（）