100baseT的速率是()Mbit/s

A.1

B.10

C.100

D.1000

哪个命令可以成功测试网络：()

A.Router>ping192.5.5.0

B.Routerping192.5.5.30

C.Router>ping192.5.5.256

D.Routerping192.5.5.255

下列哪些路由协议会使用某个指标，即默认情况下，至少部分受到链路带宽的影响（）

A.RIP-1

B.RIP-2

C.EIGRP

D.OSPF

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 VLANs

B. Only the VLANs that are specified when creating the trunk

C. Only VLANs 1-64

D. All VLANs

E. All VLAN's except VLAN 1

F. None of the above

The Ezonexam network Topology is displayed in the exhibit below:

A switch has been configured for three different VLANs: VLAN 2, VLAN 3, and VLAN 4. For the purposes of communication between VLANs a router is to be added. Host from one VLAN should be able to reach the hosts in the other VLANs.

Based on this requirement, what type of connection is acceptable between the router and switch?

(Select all valid answers)

A．10 Mbps Ethernet

B．56 kbps serial

C．100 Mbps Ethernet

D．1,544 Mbps serial

E．1000 Mbps Ethernet

对于使用链路状态路由协议的路由器如何选择最佳路线到达子网，下列哪项是正确的（）

A.路由器会发现链路状态数据库中的最佳路由

B.通过针对链路状态数据库中的信息运行SPF算法，路由器会计算出最佳路由

C.路由器将比较每个邻居接收到的更新中为子网列出的标准，并挑选最佳标准路由

D.路由器会使用具有最低条数的路径

请参见图示。公司的新安全策略允许来自工程部LAN的所有IP流量访问Internet，但对于来自营销部LAN的流量，则只允许其中的web流量访问Internet。为实施新的安全策略，可在营销部路由器的Serial0/1接口的出站方向上应用哪一ACL()

A.access-list 197 permit ip 192.0.2.0 0.0.0.255 any access-list 197 permit ip 198.18.112.0 0.0.0.255 any eq www

B.access-list 165 permit ip 192.0.2.0 0.0.0.255 any access-list 165 permit tcp 198.18.112.0 0.0.0.255 any eq www access-list 165 permit ip any any

C.access-list 137 permit ip 192.0.2.0 0.0.0.255 any access-list 137 permit tcp 198.18.112.0 0.0.0.255 any eq www

D.access-list 89 permit 192.0.2.0 0.0.0.255 any access-list 89 permit tcp 198.18.112.0 0.0.0.255 any eq www