A.to confine network instability to single areas of the network
B.to reduce the complexity of router configuration
C.to speed up convergence
D.to lower costs by replacing router swith distribution layer switches
E.to decrease latency by increasing bandwidth
F.to reduce routing overhead

A.兩個(gè)cells的overlap的區(qū)域描述了一個(gè)basic service set
B.網(wǎng)絡(luò)描述了一個(gè)extended service set
C.再每個(gè)CELL中的AP必須被配置成使用channel 1
D.為了確保連通性，重疊區(qū)域必須小于10%
E.兩個(gè)訪問(wèn)點(diǎn)應(yīng)該被配置成工作在不同的頻道

A.RIPV1 and OSPF are classless routing protocols.
B.Classful routing protocols send the subnet mask in routing updates.
C.Automatic summarization at classful boundaries can cause problems on disc……
D.EIGRP and OSPF are classful routing protocols and summarize routes by def……

A.1
B.2
C.3
D.4
E.5
F.6

A.lowest port MAC address
B.port priority number and MAC address
C.VTP revision number
D.highest port priority number
E.path cost

A.protecting a server frome unauthorized acces
B.controlling path selection，based on the route metric
C.reducing router CPU utilization
D.filterring packets that are passing through a router

A.Enable VTP pruning
B.From privileged mode，erase the startup configuration file，then reload.
C.From privileged mode，erase the vlandate file，then reload.
D.Cycle the switch power.

A.點(diǎn)到點(diǎn)
B.廣播多路訪問(wèn)
C.非廣播多路訪問(wèn)
D.非廣播多點(diǎn)
E.廣播點(diǎn)到多點(diǎn)

A.It designates VLAN 999 for untagged traffic.
B.It blocks VLAN 999 traffic from passing on the trunk.
C.It createsa VLAN 999 interface.
D.It designates VLAN 999 as the default for all unkown tagged traffic.

A.complicated header
B.plug-and-play
C.no broadcasts
D.checksums
E.optional IPsec
F.autoconfiguration