帧中继环境下，为了区分虚电路，应该使用的地址是（）

【名词&注释】

路由表(routing table)、路由器(router)、配置文件(configuration file)、接口类型(interface state type)、快捷键(shortcut key)、帧中继协议(fr protocol)

[单选题]帧中继环境下，为了区分虚电路，应该使用的地址是（）

A. IP地址
B. MAC地址
C. DLCI
D. IPX地址

查看答案&解析查看所有试题

学习资料：

[多选题]CDP is being used throughout the Ezonexam network. What are two reasons why the Ezonexam network administrator would use CDP? (Choose two)

A. To determine the status of network services on a remote device
B. To obtain the IP Address of a connected device in order to telnet to the device
C. To verify the type of cable interconnecting two devices
D. To verify Layer 2 connectivity between two devices when Layer 3 fails
E. To obtain VLAN information from directly connected swticehs
F. F. To determine the status of the routing protocols between directly connected routers
G. G. To support automatic network failover during outages

[单选题]在路由器上，命令show access-list的功能是（）

A. 显示访问控制列表内容
B. 显示路由表内容
C. 显示端口配置信息
D. 显示活动配置文件

[单选题]IP地址为：192.168.50.70，掩码为：255.255.255.248，则该IP地址所在子网的子网有效IP为（）

A. 192.168.50.33---192.168.50.39
B. 192.168.50.41---192.168.50.50
C. 192.168.50.65---192.168.50.70
D. 192.168.50.66---192.168.50.75

[多选题]在配置帧中继子接口时，在物理接口上应该配置的内容是：()

A. 配置IP地址
B. 封装帧中继协议^{(fr protocol)}
C. 指定子接口类型
D. 设定子接口
E. 配置密码

[单选题]路由器当前的模式为“端口模式”，要退回到“特权模式”，应该使用的快捷键^{(shortcut key)}为（）

A. ctrl+b
B. ctrl+z
C. ctrl+c
D. ctrl+p

[单选题]The Ezonexam corporate LAN consists of one large flat network. You decide to segment this LAN into two separate networks with a router. What will be the affect of this change?

A. The number of broadcast domains will be decreased.
B. It will make the broadcasting of traffic between domains more efficient between segments.
C. It will increase the number of collisions.
D. It will prevent segment 1's broadcasts from getting to segment 2.
E. It will connect segment 1's broadcasts to segment 2.

[单选题]A Ezonexam PC has the IP address 172.16.209.10 /22. What is the subnet of this address?

A. 172.16.42.0
B. 172.16.107.0
C. 172.16.208.0
D. 172.16.252.0
E. 172.16.254.0

[单选题]What is the purpose of the Spanning Tree Protocol (STP)?

A. To prevent routing loops
B. To create a default route
C. To provide multiple gateways for hosts
D. To maintain a loop-free Layer 2 network topology
E. To enhance the functions of SNMP

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