A.ping
B.tracert
C.ipconfig
D.show ip route
E.winipcfg
F.show interfaces

A.no VLANs
B.all VLANs
C.only VLANs 1 - 64
D.only the VLANs that are specified when creating the trunk

A.主接口是物理接口
B.备份接口是物理接口
C.主接口是逻辑通道
D.备份接口是逻辑通道

A.静态路由
B.直连路由
C.缺省路由
D.动态路由

A.They increase the size of collision domains.
B.They allow logical grouping of users by function.
C.They can enhance network security.
D.They increase the size of broadcast domains while decreasing the number of collision domains.
E.They increase the number of broadcast domains while decreasing the size of the broadcast domains.
F.They simplify switch administration.

A.直接交换
B.采用链路状态路由协议
C.水平分割
D.保持间隔
E.定义最大跳数
F.路由中毒

A.10.1.128.255
B.10.1.63.255
C.10.1.127.255
D.10.1.126.255

A.15.234.118.63
B.92.11.178.93
C.134.178.18.56
D.192.168.16.87
E.201.45.116.159
F.217.63.12.192

A.2.2.2
B.3.6.30
C.4.14.14
D.5.30.6

A.It is locally significant
B.It is globally significant
C.It is needed to identify a unique instance of an OSPF database
D.It is an optional parameter required only if multiple OSPF processes are running on the router
E.All routers in the same OSPF area must have the same process ID if they are to exchange routing information

A.10.172.13.65
B.172.16.223.125
C.172.64.12.29
D.192.168.23.252
E.198.234.12.95
F.212.193.48.254