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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?()
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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更多 “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” 相关考题
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考题 You are an experienced network administrator in an international company. During your working hours, customers complain that they experience intermittent data loss and they intermittently fail to connect to crucial servers. As shown in the following topology, the 802.1Q trunk between DSW111 and ASW1 fails. Though DSW112 is in the service of HSRP group 11, the SVI for VLAN 11 is up on DSW111.So as to figure out the problem,which three commands should you issue on DSW111? ()(Choose three.)A. show standby vlan 11 briefB. show interfaces vlan 11C. show spanning-tree vlan 11D. show interfacesmod/port trunk

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考题 The network administrator cannot to switch 1 over a telnet session,although the hosts attached to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?()A. Switch1(config)# i nterface fa0 /1 Switch1(config-if)# ip address 192.168.24.3.255.255.255.0B. Switch1 (config)#interface fa0/1 Switch1 (config-if)# switchport mode trunkC. Switch 1 (config)# i nterface fa0 /1 Switch1 (config-if)# duplex full Switch1 (config-if)# speed 100D. Switch1 (config-if)# default-gateway 192.168.24.1E. Switch1 (config)# line con 0 Switch1(config-line)# password cisco Switch1 (config-line)#login

考题 The network security policy requires that only one host be permitted to attach dynamically to each switch interface. If that policy is violated, the interface should shut down. Which two commands must the network administrator configure on the 2950 Catalyst switch to meet this policy?()A. Switch1(config-if)# switchport port-security maximum 1B. Switch1(config)# mac-address-table secureC. Switch1(config)# access-list 10 permit ip hostD. Switch1(config-if)# switchport p ort-security violation shutdownE. Switch1(config-if)# ip access-group 10

考题 A network administrator is explaining VTP configuration to a new technician. What should the network administrator tell the new technician about VTP configuration?() A. A switch in the VTP client mode cannot update its local VLAN database.B. A trunk link must be configured between the switches to forward VTP updates.C. A switch in the VTP server mode can update a switch in the VTP transparent mode.D. A switch in the VTP transparent mode will forward updates that it receives to other switches.E. A switch in the VTP server mode only updates switches in the VTP client mode that have a higher VTP revision number.F. A switch in the VTP server mode will update switches in the VTP client mode regardless of the configured VTP domain membership.

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

考题 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?()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

考题 You are the network administrator tasked with designing a switching solution for the Company  network.  Which of the following statements describing trunk links are INCORRECT?()A、 The trunk link belongs to a specific VLAN.B、 Multiple trunk links are used to connect multiple end user devices.C、 A trunk link only supports native VLAN.D、 Trunk links use 802.10 to identify a VLAN.E、 The native VLAN of the trunk link is the VLAN that the trunk uses for untagged packets.

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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

考题 You are troubleshooting a Catalyst 5000 trunk in the network. What should you do if there’s adisagreement about the VLANs configured to use the trunk?()A、Reload the active VLAN configurationB、Clear the affected port and bring it up againC、Explicitly set the trunk for the VLAN to be onD、Remove all the VLANs set

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

考题 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? ()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.

考题 After properly configuring multiple VLANs, an administrator has decided to secure its VLAN network. Which three steps are required to secure this environment? (Choose three.)()A、 If a port is connected to a foreign device make sure to disable CDP, DTP, RPR, PAgP, UDLP, and any other unnecessary protocols, and enable UplinkFast/BPDU guard on it.B、 Enable root guard feature to prevent a directly or indirectly connected STP-capable device from affecting the location of the root bridge.C、 Configure VTP domains appropriately or turn off VTP altogether to limit or prevent possible undesirable protocol interaction with regards to the network-wide VLAN configuration.D、 Set the native VLAN ID to match the port VLAN ID of any 802.1q trunk to prevent spoofing.E、 Disable all unused ports and place them in an unused VLAN to avoid unauthorized access.

考题 Before inserting a new switch in the network,the network administrator checks that the VTP domain name is correct,the VTP mode is set to server, and revision is lower than the switches in the network. The administrator then configures interfaces and trunks,erases existing VLANs,and connects the switch to the network. Following that procedure,there is no connectivity in the network. What is a possible cause of this problem?()A、Because the configuration revision of the new switches is lower than the rest of the network, it can change the VLAN database of the other switches.B、As a VTP server, the new switch deleted all VLANs of the network.C、Erasing VLANs increases the VTP configuration revision.D、Since the configuration revision of the network is higher than the new switch, the VLAN database was automatically synchronized.

考题 A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem? ()Router(config)#router ospf 1Router(config-router)#network 10.0.0.0 255.0.0.0 area 0A、The process id is configured improperlyB、The OSPF area is configured improperlyC、The network wildcard mask is configured improperlyD、The network number is configured improperlyE、The AS is configured improperlyF、The network subnet mask is configuerd improperly

考题 多选题The Peanut router is able to successfully ping the Serial 0 and Ethernet 0 interface of the Popcorn router, but a ping issued to the Ethernet 1 interface fails. Based on the above output, what are the potential causes of this problem?()AThe Popcorn router is not forwarding RIP updates.BThe Popcorn router did not include network 192.168.12.0 in its routing configuration.CThe Ethernet1 interface of the Popcorn router is shutdown.DThe clockrate is not present in the configuration of one of the routers.EThe Serial interface of the Popcorn router is not operating.

考题 多选题You are the network administrator tasked with designing a switching solution for the Company  network.  Which of the following statements describing trunk links are INCORRECT?()AThe trunk link belongs to a specific VLAN.BMultiple trunk links are used to connect multiple end user devices.CA trunk link only supports native VLAN.DTrunk links use 802.10 to identify a VLAN.EThe native VLAN of the trunk link is the VLAN that the trunk uses for untagged packets.

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

考题 单选题A switch that is to be added to the production network has been preconfigured (trunks, VLANs, VTP, and STP) and was tested in your lab. After installing the switch into the network, the entire network went down.  What might explain what happened? ()A The new switch happened to be running Cisco Catalyst operating system, while the other network switches were running Cisco IOS Software.B The configuration revision of the new switch was higher than the configuration revision of the production VTP domain.C The link costs on the new switch are set to a high value, causing all ports on the new switch to go into a forwarding mode and none into blocking mode, thereby causing a spanning-tree loop.D The ports connecting to the two switches have been configured incorrectly. One side has the command switchport mode access and the other switchport mode trunk.

考题 多选题A network administrator is explaining VTP configuration to a new technician. What should the network administrator tell the new technician about VTP configuration? ()AA switch in the VTP client mode cannot update its local VLAN database.BA trunk link must be configured between the switches to forward VTP updates.CA switch in the VTP server mode can update a switch in the VTP transparent mode.DA switch in the VTP transparent mode will forward updates that it receives to other switches.EA switch in the VTP server mode only updates switches in the VTP client mode that have a higher VTP revision number.FA switch in the VTP server mode will update switches in the VTP client mode regardless of the configured VTP domain membership.

考题 单选题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

考题 单选题A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem? ()Router(config)#router ospf 1Router(config-router)#network 10.0.0.0 255.0.0.0 area 0A The process id is configured improperlyB The OSPF area is configured improperlyC The network wildcard mask is configured improperlyD The network number is configured improperlyE The AS is configured improperlyF The network subnet mask is configuerd improperly

考题 多选题After properly configuring multiple VLANs, an administrator has decided to secure its VLAN network. Which three steps are required to secure this environment? (Choose three.)()AIf a port is connected to a foreign device make sure to disable CDP, DTP, RPR, PAgP, UDLP, and any other unnecessary protocols, and enable UplinkFast/BPDU guard on it.BEnable root guard feature to prevent a directly or indirectly connected STP-capable device from affecting the location of the root bridge.CConfigure VTP domains appropriately or turn off VTP altogether to limit or prevent possible undesirable protocol interaction with regards to the network-wide VLAN configuration.DSet the native VLAN ID to match the port VLAN ID of any 802.1q trunk to prevent spoofing.EDisable all unused ports and place them in an unused VLAN to avoid unauthorized access.

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.

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