As one of Gigabit Ethernet, 1000Base-Tuses（73) pairs of UTP.A．2B．4C．1D．3

A . the banning of child labor B . the giving of voting right to women C . in the field of natural conservation D . in urban renovatio

A . ip rsvp bandwidth 100000 1000 B . ip rsvp bandwidth 100000 1 C . ip rsvp bandwidth 10 1 D . ip rsvp bandwidth 1000000 1000

A . ip rsvp bandwidth 10000 1000 B . ip rsvp bandwidth 100000 1 C . ip rsvp bandwidth 10 1 D . ip rsvp bandwidth 1000000 1000

A . Catalyst B . ISR C . vCenter D . Nexus E . ASR

A . 相关协议标准为IEEE802.3z B . 最大数据传输速率为1Gbps C . 采用与传统以太网不同的帧格式 D . 用GMII分隔物理层和MAC层 E . 只能使用光纤作为传输介质

A . 802.11 B . 802.5 C . 802.3ab D . 802.3ae E . 802.3z F . 802.3u

A .  DPT B .  MPLS C .  VPLS D .  CWDM E .  DWDM F .  SONET/SDH

A . source and destination MAC address B . source MAC address and destination network address only C . source and destination network address only D . source network address and destination MAC address E . source and destination MAC address and source and destination network addre

A . et0 B . at0 C . sa0 D . en0

A . cannot be made with salt water B . is heavier than oil and sinks below its surface C . is corrosive and a hazard to fire fighters D . conducts electricity

A . DPT B . MPLS C . VPLS D . CWDM E . DWDM F . SONET/SDH

A . 如果 SWA 为主节点，Gigabit Ethernet 1/0/1 和 Gigabit Ethemnet1/0/ 1/0/2 功能是一致的 B . 如果 SWA 为传输节点，Gigabit ethernet1/0/1 和 Gigabit ethernet1/0/2 功能是一致的 C . 如果 SWA 为主节点，当 RRPP 环处于健康状态时，SWA 副端口只容许 VLAN4092 通过 D . 如果 SWA 为传输节点，当 RRPP 环处于健康状态时，SWA 主端口只容许 VLAN4092 通过

A . 用介质独立接口MII将MAC子层与物理层分隔 B . 提速方法与从10Mbps提升到100Mbps相同 C . 每个比特发送速率由10Mbps的100ns降低到1ns D . IEEE802.3是GigabitEthernet的标准

A . Class "A" B . Class "B" C . Class "C" D . Class "D&quot

A . 10 Gigabit Ethernet does not support VLAN definition B . 10 Gigabit Ethernet supports full duplex links， but does not support half duplex links C . 10 Gigabit Ethernet supports unshielded or shielded twisted-pair cable connections D . 10 Gigabit Ethernet supports Carrier Sense Multiple Access with Collision Detection （CSMA/CD） E . 10 Gigabit Ethernet supports optical fiber connections in single mode only. Mufti mode is not supported

A . 1000 Mbps B . 10000 Mbps C . 800 Mbps D . 833 M

A . Nothing. OSPF will determine the most optimal path for routing data by default. B . Adjust the hello and dead timers for more rapid detection of link failures. C . Increase the reference - bandw idth used to calculate the interface default metrics, on all routers in your network. D . Set the priority values on every broadcast interface to ensure that the designated and backup designated routers are the routers with the most processor and memory resources.

A . Increasing the number of collision domains. B . Micro-segmenting the network. C . Adding hubs for connectivity to the network. D . Putting additional switches in the network. E . Implementing VLANs in the network.

A．the banning of child labor B．the giving of voting right to women C．in the field of natural conservation D．in urban renovation

A．the banning of child labor B．the giving of voting right to women C．in the field of natural conservation D．in urban renovation