VLAN Tagging, also known as Frame Tagging, is a method developed by Cisco to help identify packets travelling through trunk links. When an Ethernet frame traverses a trunk link, a special VLAN tag is added to the frame and sent across the trunk link .How does ERS use the VLAN tag?（）A、provide service internetworkingB、support transparency for Layer 2 framesC、indicate destination as a connection identifierD、map to the DLCI in service internetworking
VLAN Tagging, also known as Frame Tagging, is a method developed by Cisco to help identify packets travelling through trunk links. When an Ethernet frame traverses a trunk link, a special VLAN tag is added to the frame and sent across the trunk link .How does ERS use the VLAN tag?（）
- A、provide service internetworking
- B、support transparency for Layer 2 frames
- C、indicate destination as a connection identifier
- D、map to the DLCI in service internetworking
相关考题：
下面用于在交换机中配置Trunk承载的VLAN的命令是( ) A、access vlan vlan-idB、port link-type trunkC、port trunk allow-pass vlanD、set port vlan vlan-id
A new trunk has been configured on a switch in the Ezonexam LAN. By default, which VLANs are allowed over this trunk link?A. No VLANsB. Only the VLANs that are specified when creating the trunkC. Only VLANs 1-64D. All VLANsE. All VLAN's except VLAN 1F. None of the above
When a new trunk link is configured on an IOS based switch, which VLANs are allowed over the link?() A. All defined VLANs are allowed on the trunk by default.B. Each VLAN, or VLAN range, that is specified with the switchport mode command.C. Each VLAN, or VLAN range, that is specified with the vtp domain command.D. Each VLAN, or VLAN range, that is specified with the vlan database command.
VLAN Tagging, also known as Frame Tagging, is a method developed by Cisco to help identify packets travelling through trunk links. When an Ethernet frame traverses a trunk link, a special VLAN tag is added to the frame and sent across the trunk link .How does ERS use the VLAN tag?（）A. provide service internetworkingB. support transparency for Layer 2 framesC. indicate destination as a connection identifierD. map to the DLCI in service internetworking
Refer to the exhibit A frame on vlan 1 on switch s1 is sent to switch s2 when the frame is received on vlan 2,what causes this behavior?() A.trunk mode mismatchesB.vlans that do not correspond to a unique IP subnetC.native vlan mismatchesD.allowing only vlan 2 on the destination.
Two switches are connected through a trunk link.which two commands show that there is a native VLAN mismatch on that link?() A.show interfaces interfaceB.show vlan briC.show interfaces interface switchportD.show interface interface trunkE.show interfaces vlan
When a new trunk link is configured on an IOS based switch, which VLANs are allowed over the link()。 A.By default, all defined VLANs are allowed on the trunk.B.Each single VLAN, or VLAN range, must be specified with the switchport mode command.C.Each single VLAN, or VLAN range, must be specified with the vtp domain command.D.Each single VLAN, or VLAN range, must be specified with the vlan database command.
Which configuration option will cause the link between two Cisco 3600 Series Multiservice Platforms to become a functional trunk？（）A、switchport dynamic auto switchport dynamic autoB、switchport access vlan 10 switchport mode dynamic desireableC、switchport mode trunk switchport nonegotiateD、Leave both ports with the default trunk settings
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.
Two Company switches are connected via a trunk link. In this network， the original frame is encapsulated and an additional header is added before the frame is carried over a trunk link. At the receiving end， the header is removed and the frame is forwarded to the assigned VLAN. This describes which technology？（）A、 DISLB、 ISLC、 DTPD、 IEEE 802.1QE、 MPLSF、 None of the other alternatives apply
交换机的Access接口和Trunk接口有什么区别？（）A、Access接口只能属于1个VLAN，而一个Trunk接口可以属于多个VLANB、Access接口只能发送不带Tag的帧，而Trunk接口只能发送带有Tag的帧C、Access接口只能接收不带Tag的帧，而Trunk接口只能接收带有Tag的帧D、Access接口的默认VLAN就是它所属的VLAN，而Trunk接口可以指定默认VLAN
要想让S3026透传vlan100，必须要在S3026上配置哪些命令（）。A、vlan 100B、port link-type trunkC、port trunk permit vlan 100D、port trunk pvid vlan 1
Two switches are connected through a trunk link.which two commands show that there is a native VLAN mismatch on that link？（）A、show interfaces interfaceB、show vlan briefC、show interfaces interface switchportD、show interface interface trunkE、show interfaces vlan
Refer to the exhibit A frame on vlan 1on switch s1 is sent to switch s2 when the frame is received on vlan 2,what causes this behavior?（）A、trunk mode mismatchesB、vlans that do not correspond to a unique IP subnetC、native vlan mismatchesD、allowing only vlan 2 on the destination.
Which two of these are characteristics of the 802.1Q protocol?（）A、it is a layer 2 messaging protocol which maintains vlan configurations across network.B、it includes an 8-bit field which specifies the priority of a frame.C、it is used exclusively for tagging vlan frames and dose not address network reconvergence following switched network topology changes.D、it modifies the 802.3 frame header,and thus requires that the FCS be recomputed.E、it is a trunking protocol capable of carring untagged frames.
A switch port on TK1 is being configured to support 802.1Q trunking. Which of the following are true about 802.1Q trunking？（）A、Both switches must be in the same VTP domain.B、The encapsulation type of both ends of the trunk does not have to match.C、The native VLAN on both ends of the trunk must be VLAN 1.D、802.1Q trunking can only be configured on a Layer 2 port.E、In 802.1Q trunking， all VLAN packets are tagged on the trunk link， except the native VLAN.
If you were to set up a VLAN trunk over a Fast Ethernet link on switch R1， which trunk mode would you set the local port to on R1 if you wanted it to respond to requests from its link partner （R2） and become a trunk？ （）A、 AutoB、 NegotiateC、 DesignateD、 No negotiate
多选题要想让S3026透传vlan100，必须要在S3026上配置哪些命令（）。Avlan 100Bport link-type trunkCport trunk permit vlan 100Dport trunk pvid vlan 1
多选题Two switches are connected through a trunk link.which two commands show that there is a native VLAN mismatch on that link？（）Ashow interfaces interfaceBshow vlan briefCshow interfaces interface switchportDshow interface interface trunkEshow interfaces vlan
单选题Refer to the exhibit A frame on vlan 1 on switch s1 is sent to switch s2 when the frame is received on vlan 2,what causes this behavior?（）A trunk mode mismatchesB vlans that do not correspond to a unique IP subnetC native vlan mismatchesD allowing only vlan 2 on the destination.
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.
单选题If you were to set up a VLAN trunk over a Fast Ethernet link on switch R1， which trunk mode would you set the local port to on R1 if you wanted it to respond to requests from its link partner （R2） and become a trunk？ （）A AutoB NegotiateC DesignateD No negotiate
单选题A switch port on TK1 is being configured to support 802.1Q trunking. Which of the following are true about 802.1Q trunking？（）ABoth switches must be in the same VTP domain.BThe encapsulation type of both ends of the trunk does not have to match.CThe native VLAN on both ends of the trunk must be VLAN 1.D802.1Q trunking can only be configured on a Layer 2 port.EIn 802.1Q trunking， all VLAN packets are tagged on the trunk link， except the native VLAN.
单选题Two Company switches are connected via a trunk link. In this network， the original frame is encapsulated and an additional header is added before the frame is carried over a trunk link. At the receiving end， the header is removed and the frame is forwarded to the assigned VLAN. This describes which technology？（）A DISLB ISLC DTPD IEEE 802.1QE MPLSF None of the other alternatives apply
判断题通过以下命令 Port link-type trunk Port trunk permit vlan 10 可以将交换机的端口设置为 Trunk 端口，允许 VLAN10 报文通过，其他的拒绝。A对B错