多选题Which two of these are recommended practices with trunks？（）Ause ISL encapsulationBuse 802.1q encapsulationCset ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiationDuse VTP server mode to support dynamic propagation of VLAN information across the networkEset DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation.

考题 Which two of these are recommended practices with trunks? () A. use ISL encapsulationB. use 802.1q encapsulationC. set ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiationD. use VTP server mode to support dynamic propagation of VLAN information across the networkE. set DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation.

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考题能够在CiscoIOS软件中正确地将端口配置为ISL封装的命令是（）。A、Switch(config-if)#switchport mode trunk islB、Switch(config-if)#switchport mode encapsulation islC、Switch(config-if)#switchport trunk encapsulation islD、Switch(config-if)#switchport mode trunk encapsulation isl

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考题 he network administrator is trying to add Switch1 to the network， but the 802.1Q trunk is not coming up. Switch1 was previously tested in the laboratory and its trunk configuration worked fine. What are three possible causes of this problem？（）A、The trunking configuration mode on Switch1 is set to Off.B、The trunking configuration mode on the other end is set to On.C、The trunking configuration mode on the other end is set to Desirable.D、Cisco Discovery Protocol is not running on the other end.E、There is a VTP domain name mismatch.F、Switch1 does not support 802.1Q

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考题 Which of the following technologies would an Internet Service Provider use to support overlapping customer VLAN ID’s over transparent LAN services？（）A、 802.1q tunnelingB、 ATMC、 SDHD、 IP Over Optical NetworkingE、 ISL

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考题 Which two of these are recommended practices with trunks？（）A、 use ISL encapsulationB、 use 802.1q encapsulationC、 set ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiationD、 use VTP server mode to support dynamic propagation of VLAN information across the network E、 set DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation.

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考题 What is the effect of applying the switchport trunk encapsulation dot1q command to a port on a Cisco Catalyst switch？（）A、By default， native VLAN packets going out this port will be tagged.B、Without an encapsulation command， 802.1Q will be the default encapsulation if DTP fails to negotiate a trunking protocol.C、The interface will support the reception of tagged and untagged traffic.D、If the device connected to this port is not 802.1Q-enabled， it will not be able to handle 802.1Q packets.

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考题 Which two DTP modes will permit trunking between directly connected switches？（）A、dynamic desirable （VTP domain A） to dynamic desirable （VTP domain A）B、dynamic desirable （VTP domain A） to dynamic desirable （VTP domain B）C、dynamic auto （VTP domain A） to dynamic auto （VTP domain A）D、dynamic auto （VTP domain A） to dynamic auto （VTP domain B）E、dynamic auto （VTP domain A） to nonegotiate （VTP domain A）F、nonegotiate （VTP domain A） to nonegotiate （VTP domain B）

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考题 Which statement ab0ut VLANs in a Cisco UCS is true?（）A、Fabric interconnect can never participate in VTPB、Fabric interconnect supports ISL and 802.1Q trunkingC、The supported range of VLANs is auto-configured by UCSD、VLANs are configured through the Cisco UCS manager. （fabric interconnect may be set up in switch mode）

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考题 You need to connect two Company core switches via an ISL trunk. Which statement is true regarding the configuration of ISL trunks？（）A、 A Catalyst switch cannot have ISL and IEEE 802.1q trunks enabled.B、 All Catalyst switches support ISL trunking.C、 A Catalyst switch will report giants if one side is configured for ISL while the other side is not.D、 ISL trunking requires that native VLANs match.E、 None of the other alternatives apply

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考题 You are configuring an 802.1Q trunk between a Layer 2 switch and a firewall. You read in the documentation that the best way to set up a trunk is to set the port as dynamic desirable. The trunk is not coming up. Which one of these options would be a valid explanation？（）A、The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode ONB、The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode to OFFC、The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode asauto.D、The firewall does not support DTP. You should set the switchport trunk mode to ON

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考题 Which three of these statements about Dynamic Trunking Protocol are correct？（）A、It supports autonegotiation for both ISL and IEEE 802.1Q trunks.B、It must be disabled on an interface if you do not want the interface to work as a trunk or start negotiation to become a trunk.C、It is a point-to-multipoint protocol.D、It is a point-to-point protocol.E、It is not supported on private VLAN ports or tunneling ports.

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考题 You are designing your network to be able to use trunks. As part of this process you are comparing the ISL and 802.1Q encapsulation options. All of these statements about the two encapsulation options are correct except which one？（）A、Both support normal and extended VLAN ranges.B、ISL is a Cisco proprietary encapsulation method and 802.1Q is an IEEE standard.C、ISL encapsulates the original frame.D、Both support native VLANs.E、802.1Q does not encapsulate the original frame.

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考题 An 802.1Q trunk is not coming up between two switches. The ports on both switches are configured as "switchport mode desirable." Assuming that there is no physical issue， choose two possible causes.（）A、Incorrect VTP domainB、Incorrect VTP passwordC、Incorrect VTP modeD、Incorrect VTP configuration revision

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考题 Which two of these are recommended practices with trunks？（）A、use ISL encapsulationB、use 802.1q encapsulationC、set ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiationD、use VTP server mode to support dynamic propagation of VLAN information across the networkE、set DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation

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考题 If you were to configure an ISL Ethernet trunk between two Cisco switches， named R1 and R2， what would you have to include at the end of the link for the trunk to operate correctly？（）A、 An identical VTP mode.B、 An identical speed/duplex.C、 An identical trunk negotiation parameter.D、 An identical trunk encapsulation parameter.

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考题多选题Which two of these are recommended practices with trunks？（）Ause ISL encapsulationBuse 802.1q encapsulationCset ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiationDuse VTP server mode to support dynamic propagation of VLAN information across the networkEset DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation

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考题多选题he network administrator is trying to add Switch1 to the network， but the 802.1Q trunk is not coming up. Switch1 was previously tested in the laboratory and its trunk configuration worked fine. What are three possible causes of this problem？（）AThe trunking configuration mode on Switch1 is set to Off.BThe trunking configuration mode on the other end is set to On.CThe trunking configuration mode on the other end is set to Desirable.DCisco Discovery Protocol is not running on the other end.EThere is a VTP domain name mismatch.FSwitch1 does not support 802.1Q

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考题单选题You are designing your network to be able to use trunks. As part of this process you are comparing the ISL and 802.1Q encapsulation options. All of these statements about the two encapsulation options are correct except which one？（）A Both support normal and extended VLAN ranges.B ISL is a Cisco proprietary encapsulation method and 802.1Q is an IEEE standard.C ISL encapsulates the original frame.D Both support native VLANs.E 802.1Q does not encapsulate the original frame.

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考题多选题An 802.1Q trunk is not coming up between two switches. The ports on both switches are configured as "switchport mode desirable." Assuming that there is no physical issue， choose two possible causes.（）AIncorrect VTP domainBIncorrect VTP passwordCIncorrect VTP modeDIncorrect VTP configuration revision

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考题多选题Which three of these statements about Dynamic Trunking Protocol are correct？（）AIt supports autonegotiation for both ISL and IEEE 802.1Q trunks.BIt must be disabled on an interface if you do not want the interface to work as a trunk or start negotiation to become a trunk.CIt is a point-to-multipoint protocol.DIt is a point-to-point protocol.EIt is not supported on private VLAN ports or tunneling ports.

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考题多选题The network administrator is trying to add Switch1 to the network， but the 802.1Q trunk is not coming up. Switch1 was previously tested in the laboratory and its trunk configuration worked fine. What are three possible causes of this problem？（）AThe trunking configuration mode on Switch1 is set to Off.BThe trunking configuration mode on the other end is set to On.CThe trunking configuration mode on the other end is set to Desirable.DCisco Discovery Protocol is not running on the other end.EThere is a VTP domain name mismatch.FSwitch1 does not support 802.1Q.

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考题多选题Which two DTP modes will permit trunking between directly connected switches？（）Adynamic desirable （VTP domain A） to dynamic desirable （VTP domain A）Bdynamic desirable （VTP domain A） to dynamic desirable （VTP domain B）Cdynamic auto （VTP domain A） to dynamic auto （VTP domain A）Ddynamic auto （VTP domain A） to dynamic auto （VTP domain B）Edynamic auto （VTP domain A） to nonegotiate （VTP domain A）Fnonegotiate （VTP domain A） to nonegotiate （VTP domain B）

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考题单选题Which of the following technologies would an Internet Service Provider use to support overlapping customer VLAN ID’s over transparent LAN services？（）A 802.1q tunnelingB ATMC SDHD IP Over Optical NetworkingE ISL

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考题多选题If you were to configure an ISL Ethernet trunk between two Cisco switches， named R1 and R2， what would you have to include at the end of the link for the trunk to operate correctly？（）AAn identical VTP mode.BAn identical speed/duplex.CAn identical trunk negotiation parameter.DAn identical trunk encapsulation parameter.

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考题单选题Which statement ab0ut VLANs in a Cisco UCS is true?（）A Fabric interconnect can never participate in VTPB Fabric interconnect supports ISL and 802.1Q trunkingC The supported range of VLANs is auto-configured by UCSD VLANs are configured through the Cisco UCS manager. （fabric interconnect may be set up in switch mode）

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考题单选题You are designing your network to be able to use trunks. As part of this process you are comparing the ISL and 802.1Q encapsulation options. All of these statements about the two encapsulation options are correct except which one？（）A Both support normal and extended VLAN ranges.B ISL is a Cisco proprietary encapsulation method and 802.1Q is an IEEE standard.C ISL encapsulates the original frame.D Both support native VLANs.E 802.1Q does not encapsulate the original frame.

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考题单选题What is the effect of applying the switchport trunk encapsulation dot1q command to a port on a Cisco Catalyst switch？（）A By default， native VLAN packets going out this port will be tagged.B Without an encapsulation command， 802.1Q will be the default encapsulation if DTP fails to negotiate a trunking protocol.C The interface will support the reception of tagged and untagged traffic.D If the device connected to this port is not 802.1Q-enabled， it will not be able to handle 802.1Q packets.

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