单项选择题

Cisc03548交换机采用telnet远程管理方式进行配置,其设备管理地址是222.38.12.23/24,缺省路由是222.38.12.1。下列对交换机预先进行的配置,正确的是______。

A.Switch-3548(config)#interface vlan1
Switch-3548(config-it)#ip address 222.38.12.23 255.255.255.0
Switch-3548(config-if)#ip default-gateway 222.38.12.1
Switch-3548(config-if)#exit
Switch-3548(config)#line vty 0 4
Switch-3548(config-line)#password 7 ccc
Switch-3548(config-line)#exit
B.Switch-3548(config)#interfaee vlan1
Switch-3548(config-if)#ip address 222.38.12.23 255.255.255.0
Switch-3548(config-if)#exit
Switch-3548(config)#ip default-gateway 222.38.12.1
Switch-3548(config)#line vty 0 4
Switch-3548(config-line)#password 7 ccc
Switch-3548(config-line)#exit
C.Switch-3548(config)#interface vlan1
Switch-3548(config-if)#ip address 222.38.12.23 255.255.255.0
Switch-3548(config-if)#exit
Switch-3548(config)#ip default-route 222.38.12.1
Switch-3548(config)#line vty 0 4
Switch-3548(config-line)#password 7 ccc
Switch-3548(config-line)#exit
D.Switch-3548(config)#interface vlan1
Switch-3548(config-if)#ip address 222.38.12.23 255.255.255.0
Switch-3548(config-if)#exit
Switch-3548(config)#ip default-gateway 222.38.12.1
Switch-3548(config)#line aux 0 4
Switch-3548(config-line)#password 7 ccc
Switch-3548(config-line)#exit
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单项选择题

如下图所示,交换机B的端口5/1为千兆以太网接口,通信方式如图所注。下列交换机A的端口配置,正确的是()

A.Switch-6500>(enable)set port enable 5/23
Switch-6500>(enable)set port enable 5/22
Switch-6500>(enable)set port enable 3/1 0
Switch-6500>(enable)set port duplex 5/22-23 half
Switch-6500>(enable)set port duplex 3/10 half
Switch-6500>(enable)set port speed5/22-23 1000000
Switch-6500>(enable)set port speed3/10 100000
B.Switch-6500>(enable)set port enable 5/23
Switch-6500>(enable)set port enable 5/22
Switch-6500>(enable)set port enable 3/10
Switch-6500>(enable)set port duplex 5/22-23 full
Switch-6500>(enable)set port duplex 3/10 half
Switch-6500>(enable)set port speed5/22-23 1000
Switch-6500>(enable)set port speed3/10 1000
C.Switch-6500>(enable)set interface enable 5/23
Switch-6500>(enable)set interface enable 5/22
Switch-6500>(enable)set interface enable 3/10
Switch-6500>(enable)set interface duplex 5/22-23 half
Switch-6500>(enable)set interface duplex 3/10 half
Switch-6500>(enable)set interface speed5/22-23 1000
Switch-6500>(enable)set interface speed3/10 100
D.Switch-6500>(enable)set port enable 5/23
Switch-6500>(enable)set port enable 5/22
Switch-6500>(enable)set port enable 3/10
Switch-6500>(enable)set port 5/22-23 duplex full
Switch-6500>(enable)set port 3/10 duplex half
Switch-6500>(enable)set port speed5/22-23 1000
Switch-6500>(enable)set port speed3/10 100

单项选择题

如下图所示,某校园网用10Gbps的POS技术与CERNET相连,POS的帧格式是SDH,下列R1的POS3/0接口配置,正确的是()

A.Router(config)#interface pos3/0
Router(config-if)#description To CERNET
Router(config-if)#bandwidth 10000000
Router(config-if)#ip address 222.38.69.78 0.0.03
Router(config-if)#crc 32
Router(config-if)#pos framing sdh
Router(config-if)#no ip directed-broadcast
Router(config-if)#pos flag sls0 2
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#
B.Router(config)#interface pos3/0
Router(config-if)#description To CERNET
Router(config-if)#bandwidth 10000000
Router(config-if)#ip address 222.38.69.78 255.255.255.252
Router(config-if)#crc 16
Router(config-if)#pos framing sdh
Router(config-if)#no ip directed-broadcast
Router(config-if)#pos flag sls0 0
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#
C.Router(config)#interface pos3/0
Router(config-if)#description To CERNET
Router(config-in#bandwidth 10000000
Router(config-if)#ip address 222.38.69.78 255.255.255.252
Router(config-if)#crc 16
Router(config-if)#pos framing sdh
Router(config-if)#no ip directed-broadcast
Router(config-if)#pos flag sls0 2
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#
D.Router(config)#interface pos3/0
Router(config-if)#description To CERNET
Router(config-if)#bandwidth 10000
Router(config-if)#ip address 222.38.69.78 255.255.255.252
Router(config-if)#crc 64
Router(config-if)#pos framing sdh
Router(config-if)#no ip directed-broadcast
Router(config-if)#pos fag sls0 2
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#

单项选择题

如下图所示,在Cisco2511路由器R1的16个异步串行接口上连接一台Modempool为用户提供拨号上网服务,分配的IP子网地址为195.223.56.16/28;使用同步串行接口,通过DDN专线与R2相连,分配的IP地址为222.112.41.81/30。下列路由器R1的异步接口a1和同步接口s1/1的部分配置,正确的是()

A.Router(config)#interface a1
Router(config-if)#encapsulation ppp
Router(config-if)#async default ip address 195.223.56.16
Router(config-if)#exit
Router(config)#interface s1/1
Router(config-if)#ip address 222.112.41.81 255.255.255.252
Router(config-if)#encapsulation ppp
B.Router(config)#interface a1
Router(config-if)#encapsulation ppp
Router(config-if)#async default ip address 195.223.56.16
Router(config-if)#exit
Router(config)#interface s1/1
Router(config-if)#ip address 222.112.41.81 255.255.255.252
Router(config-if)#encapsulation hdlc
C.Router (config)#interface a1
Router(config-if)#encapsulation ppp
Router(config-if)#asyuc default ip address195.223.56.17
Router(config-if)#exit
Router(config)#interfacd s1/1
Router(config-if)#ip address 222.112.41.81 255.255.255.252
Router(config-if)#encapsulation ppp
D.Router (config)#interface a1
Router(config-if)#encapsulation hdlc
Router(config-if)#async default ip address 195.223.56.17
Router(config-if)#exit
Router(config)#interface s1/1
Router(config-if)#ip address 222.112.41.81 255.255.255.252
Router(config-if)#encapsulaton ppp

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