單項選擇題When configuring private VLANs, which configuration task must you do first?()

A.Configure the private VLAN port parameters.
B.Configure and map the secondary VLAN to the primary VLAN.
C.Disable IGMP snooping.
D.Set the VTP mode to transparent.


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1.多項選擇題Private VLANS can be configured as which three of these port types?()

A.isolated
B.protected
C.private
D.associated
E.promiscuous
F.munity

2.多項選擇題What are three results of issuing the switchport host command? ()

A.enables PortFast
B.disables trunking
C.disables Cisco Discovery Protocol
D.enables port security
E.enables loopguard
F.disables EtherChannel

3.單項選擇題

You are implementing basic switch security best practices. 
Which of these is a tactic that you can use to mitigate compromises from being launched through the switch?()

A.Make all ports private VLAN ports.
B.Place all unused ports in native VLAN 1 until needed.
C.Proactively configure unused switch ports as access ports.
D.Disable Cisco Discovery Protocol globally.

4.單項選擇題

Three Cisco Catalyst switches have been configured with a first-hop redundancy protocol. While reviewing some show commands, debug output, and the syslog, you discover the following information:

What conclusion can you infer from this information?()

A.VRRP is initializing and operating correctly.
B.HSRP is not properly exchanging three hello messages.
C.VRRP is not properly exchanging three hello messages.
D.HSRP is initializing and operating correctly.
E.GLBP is not properly exchanging three hello messages. 
F.GLBP is initializing and operating correctly.

5.單項選擇題



You work as a network engineer for . You study the exhibit carefully. Three switches are configured for HSRP. Switch1 remains in the HSRP listen state. 
What is the most likely cause of this status?()

A.this is normal operation
B.IP addressing is incorrect
C.standby group number does not match VLAN number
D.incorrect standby timers
E.incorrect priority commands

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Refer to the exhibit. What will happen when one more user is connected to interface FastEthernet 5/1? ()

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Refer to the exhibit. LACP has been configured on Switch1 as shown. Which is the correct command set to configure LACP on Switch2?()

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What will occur when a nonedge switch port that is configured for Rapid Spanning Tree does not receive a BPDU from its neighbor for three consecutive hello time intervals?()

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What two things will occur when an edge port receives a BPDU?()

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Which two statements are true when the extended system ID feature is enabled? ()

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During routine maintenance, G1/0/1 on DS1 was shutdown. All other interface were up. DS2 became the active HSRP device for Vlan101 as desired. However, after G1/0/1 on DS1 was reactivated. DS1 did not become the active HSRP device as desired. What need to be done to make the group for Vlan101 function properly ? ()

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Refer to the exhibit. The command switchport mode access is issued on interface FastEthernet0/13 on switch CAT1. What will be the result?()

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What is the configured priority value of the Vlan105’s group on DS2 ?()

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