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.
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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
A.aaa configuration commands and the SDM Basic Firewall wizard
B.setup exec command and the SDM Security Audit wizard
C.auto secure exec command and the SDM One-Step Lockdown wizard
D.Cisco Common Classification Policy Language configuration commands and the SDM Site-to- Site VPN
A.takes a fixed-length message and produces a 128-bit message digest
B.takes a variable-length message and produces a 168-bit message digest
C.takes a message less than 2^64 bits as input and produces a 160-bit message digest
D.takes a variable-length message and produces a 128-bit message digest ActualTests.com
A.The ACL applied to the vty lines has no in or out option like ACL being applied to an interface.
B.The ACL is applied to the Telnet port with the ip access-group command.
C.The ACL must be applied to each vty line individually.
D.The ACL should be applied to all vty lines in the in direction to prevent an unwanted user from connecting to an unsecured port.
A.It cannot support UDP flows.
B.It cannot ensure each TCP connection follows a legitimate TCP three-way handshake.
C.It cannot detect application-layer attacks.
D.The status of TCP sessions is retained in the state table after the sessions terminate.
A.A router interface can belong to multiple zones.
B.Policy maps are used to classify traffic into different traffic classes， and class maps are used to assignaction to the traffic classes.
C.The pass action works in only one direction
D.A zone-pair is bidirectional because it specifies traffic flowing among the interfaces within the zone-pair in both directions.
A.Enable Signature Default
B.Enable Engine Fail Closed
C.Enable Default IOS Signature ActualTests.com
D.Enable Fail Opened
最新試題
On the basis of the show policy-map type inspect zone-pair session command output provided in theexhibit.What can be determined about this Cisco IOS zone based firewall policy？（）
Refer to the exhibit. Which statement is correct based on the show login command output shown？（）
What is the objective of Diffie-Hellman？（）
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？（）
Which statement is correct regarding the aaa configurations based on the exhibit provided？（）
Which two actions can be configured to allow traffic to traverse an interface when zone-based security isbeing employed？（）
When using the Cisco SDM Quick Setup Siteto-Site VPN wizard， which three parameters do you configure？（）
Refer to the exhibit. Based on the VPN connection shown， which statement is true？（）
Which key method is used to detect and prevent attacks by use of IDS and/or IPS technologies？（）
Which method is of gaining access to a system that bypasses normal security measures？（）