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多选题
有关Ports正确的是（）
A
是套接字的一部分
B
可以设置的范围为1～1024
C
HTTP服务的端口号为80
D
是协议设置好的，不能认为改动
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更多 “多选题有关Ports正确的是（）A是套接字的一部分B可以设置的范围为1～1024CHTTP服务的端口号为80D是协议设置好的，不能认为改动” 相关考题
考题
Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?A. Designated ports.B. Duplex operating mode.C. Fast mode ports.D. Root bridge.E. Root ports.F. BDPU priority.
考题
Refertotheexhibit.WhichinterfaceorinterfacesonswitchSW_Acanhavetheportsecurityfeatureenabled?()
A.Ports0/1and0/2B.Thetrunkport0/22andtheEtherChannelportsC.Ports0/1，0/2and0/3D.Ports0/1，0/2，0/3，thetrunkport0/22andtheEtherChannelportsE.Port0/1F.Ports0/1，0/2，0/3andthetrunkport0/22
考题
The Certificate of pratique shall only have effect in ______.A.all ports of the issuing countryB.all ports of the worldC.all ports other than a issuing countryD.all ports of ship's arrival
考题
All lighterage in or off ports of loading or ports of discharge shall be for the account of ______.A.the carrierB.the merchantC.the ownerD.the shipper
考题
The DAI feature has been implemented in the Company switched LAN. Which three statements are true about the dynamic ARP inspection （DAI） feature？ （）A、 DAI can be performed on ingress ports only.B、 DAI can be performed on both ingress and egress ports.C、 DAI is supported on access ports， trunk ports， EtherChannel ports， and private VLAN ports. D、 DAI should be enabled on the root switch for particular VLANs only in order to secure the ARP caches of hosts in the domain.E、 DAI should be configured on all access switch ports as untrusted and on all switch ports connected to other switches as trusted.F、 DAI is supported on access and trunk ports only.
考题
What are the switch and bridge port characteristics of a layer two spanning-tree network that is fully converged?（）A、All switch and bridge ports are in the forwarding state.B、All switch and bridge ports are in the stand-by state.C、All switch and bridge ports are assigned as either root or designated ports.D、All switch and bridge ports are in either the forwarding or blocking state.E、All switch and bridge are either blocking or looping.
考题
Which combination of ports is available on the Cisco SPA 8800 voice gateway？（）A、 four station ports and four trunk ports （4xFXS and 4xFXO）B、 two station ports （2xFXS）C、 eight station ports （8xFXS）D、 one station port and one trunk port （1xFXS and 1xFXO）
考题
Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?（）A、designated ports.B、duplex operating mode.C、fast mode ports.D、root bridge.E、root ports.F、BDPU priority.
考题
What is the typical number of trunks in a Call Center?（）A、equal to half the number of IVR ports B、greater than the number of IVR ports plus the number of agent phones C、less than or equal to the number of IVR ports plus the number of agent phones D、twice the number of IVR ports plus the number of agent phones
考题
he Cisco Nexus 1000V Series Switches are virtual machine access switches that are an intelligent software switch implementation for VMware vSphere environments running the Cisco NX-OS Software operating system. Together with the VMware ESX hypervisor， the Nexus 1000V supports Cisco VN-Link server virtualization technology， which provides mobile virtual machine security and network policy for VMware View components， including the DHCP snooping feature. DHCP snooping is disabled on the Nexus 1000V by default. When the DHCP snooping feature is enabled on the Nexus 1000V， what are the default trust settings for the vEthernet and uplink ports？（） A、 All vEthernet ports are trusted， and all Ethernet ports such as uplinks and port channels are trusted.B、 All vEthernet ports are not trusted， and all Ethernet ports such as uplinks and port channels are not trusted.C、 All vEthernet ports are trusted and all Ethernet ports such as uplinks and port channels are not trusted.D、 All vEthernet ports are not trusted and all Ethernet ports such as uplinks and port channels are trusted.
考题
When configuring unified ports on a 5548 switch， which port ordering must be respected？（）A、 Fibre Channel ports must be configured from the first port in the module.B、 Ethernet ports must be configured from the last port in the module.C、 Fibre Channel ports must be configured from the last port in the module.D、 Ethernet ports must be configured from the first port in the module.
考题
A customer has an existing IBM System Storage DS8700 2-way model with 8 mega packs of 300 GB disks and 16 fibre ports. How many additional fibre ports and mega packs can be installed in the base frame（）A、16fibre ports and 0 mega packsB、4fibre ports and 8 mega packsC、8fibre ports and 4 mega packsD、12fibre ports and 0 mega packs
考题
单选题A customer has an existing IBM System Storage DS8700 2-way model with 8 mega packs of 300 GB disks and 16 fibre ports. How many additional fibre ports and mega packs can be installed in the base frame（）A
16fibre ports and 0 mega packsB
4fibre ports and 8 mega packsC
8fibre ports and 4 mega packsD
12fibre ports and 0 mega packs
考题
单选题The process of loop scavenge is that the exhaust will be via ports （） the air ports and controlled by the same piston.A
behindB
far fromC
adjacent toD
in front of
考题
单选题Which combination of ports is available on the Cisco SPA 8800 voice gateway？（）A
four station ports and four trunk ports （4xFXS and 4xFXO）B
two station ports （2xFXS）C
eight station ports （8xFXS）D
one station port and one trunk port （1xFXS and 1xFXO）
考题
单选题Which statement is true about loop guard？（）A
Loop guard only operates on interfaces that are considered point-to-point by the spanning tree.B
Loop guard only operates on root ports.C
Loop guard only operates on designated ports.D
Loop guard only operates on edge ports.
考题
单选题Which statement describes a spanning-tree network that has converged?（）A
All switch and bridge ports are in the forwarding state.B
All switch and bridge ports are assigned as either root or designated ports.C
All switch and bridge ports are in either the forwarding or blocking state.D
All switch and bridge ports are either blocking or looping.
考题
单选题What formula do you use to calculate the number of Voice Gateway ports? （）A
Erlang A B
Erlang B C
Erlang C D
IVR ports + agent phones
考题
单选题What formula do you use to calculate the number of agents in a Call Center?（）A
Erlang B B
Erlang C C
AHT * BHCA D
VG ports + IVR ports
考题
多选题The DAI feature has been implemented in the Company switched LAN. Which three statements are true about the dynamic ARP inspection （DAI） feature？ （）ADAI can be performed on ingress ports only.BDAI can be performed on both ingress and egress ports.CDAI is supported on access ports， trunk ports， EtherChannel ports， and private VLAN ports.DDAI should be enabled on the root switch for particular VLANs only in order to secure the ARP caches of hosts in the domain.EDAI should be configured on all access switch ports as untrusted and on all switch ports connected to other switches as trusted.FDAI is supported on access and trunk ports only.
考题
单选题The Certificate of pratique shall only have effect in （）.A
all ports of the issuing countryB
all ports of the worldC
all ports other than a issuing countryD
all ports of ship's arriva
考题
多选题Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?（）Adesignated ports.Bduplex operating mode.Cfast mode ports.Droot bridge.Eroot ports.FBDPU priority.
考题
单选题What formula do you use to compute the number of IVR ports?（）A
Erlang B B
Erlang C C
AHT * BHCA D
VG ports + CTI ports
考题
多选题Which two statements are true about voice ports on a router？（）ACalls to the PSTN can be made via the use of FXO or T1/E1 trunk ports.BCalls to the PSTN can be made via FXS or T1/E1 trunk ports.CAnalog and IP phones can be connected to the VoIP network via FXO or T1/E1 trunk ports.DCalls between analog phones that are attached to the FXS ports in a VoIP network can be completely processed by voice-enabled routers.
考题
单选题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.
考题
单选题In a two-stroke engine, there are always a series of openings known as （）, and in some circumstances, there are also openings known as （）, in the part of the cylinder liner.A
scavenging air ports；exhaust portsB
inlet ports；scavenging air portsC
scavenging air ports；inlet portsD
exhaust ports；inlet ports
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