
A.send a unicast ARP packet to the DSL modem/router
B.send unicast ICMP packets to the DSL modem/router
C.send Layer 3 broadcast packets to which the DSL modem/router responds
D.send a Layer 2 broadcast that is received by Host2, the switch, and the DSL modem/router
第1题:

A. 10.20.14.130
B. 10.18.1.1
C. 10.20.14.131
D. 10.20.106.10
第2题:
A. user@router# ping 10.10.10.1
B. user@router# run ping 10.10.10.1
C. user@router> ping 10.10.10.1
D. user@router> request ping 10.10.10.1
第3题:
试题一(共20分)
阅读以下说明,回答问题1至问题4,将解答填入答题纸对应的解答栏内。
【说明】
某公司采用代理服务器接入 Internet,网络拓扑结构如图1-1所示。

【问题1】(10分)
请填写host1的Internet协议属性参数。
IP地址: (1) ;
子网掩码: (2) ;
默认网关: (3) ;
其中,host1 默认网关为图中接口 (4) 处的 IP地址。
【问题2】(4分)
若host1要访问Internet,根据默认路由,数据报文经IP地址为 (5) 的接口发送到IP
地址为 (6) 的网关。
【问题3】(3分)
与命令route print作用等价的命令为 (7) 。
(7)备选答案:
A. netstat -r B. ping C. tracert D. arp –a
【问题4】(3分)
接口3的IP地址为 (8) 。
第4题:
Refer to the exhibit. A network administrator wants to reduce the number of OSPF routes advertised from Area 1 into Area 2. As the router configuration specialist, what two things would you do to accomplish this goal?()

A. Enter the configuration on router B1.
B. Enter the configuration on router B4.
C. On the same router, enter the Summary - address 10.10.1.0 255.255.255.128 subcommand.
D. On the same router, enter the Area 1 range 10.10.1.0 255.255.255.128 subcommand.
E. On the same ro uter, enter the Area 2 range 10.10.1.0 255.255.255.128 subcommand.
第5题:

A. 253
B. 252
C. 255
D. 254
第6题:
为保证一定的容错性,为Windows主机上TCP/IP属性配置两个默认网关Host1主机的默认网关是192.168.0.254和192.168.1.254192.168.0.254突然出错,host1将192.168.1.254使用为默认网关当网关192.168.0.254的故障排除并重新上线后,会出现什么现象()
第7题:
名为host1的Windows2000DNS客户向其名为DNS01的首选DNS服务器提交了一份名称解析请求DNS01答复该主机不可用如果host1在2分钟内再次提交到同一主机的查询请求,将会怎样()
第8题:
The server host1 has been set up as a backup system with the following /etc/exports: How can a second server regularly use this disk space?()
第9题:
Which two commands will successfully create ping traffic?()
第10题:
Modify the subnet mask.
Modify the default gateway address.
Clear the Address Resolution Protocol (ARP) cache.
Stop the Windows Firewall/Internet Connection Sharing (ICS) service.
第11题:
incorrect DSL network redistribution
incorrect static host route configuration
incorrect static customer route configuration
incorrect default static route configuration on the end user
第12题:
[edit interfaces] user@router# run ping 1.1.1.1
[edit interfaces] user@router# ping 1.1.1.1
[edit interfaces] user@router# up ping 1.1.1.1
[edit interfaces] user@router# exit ping 1.1.1.1
第13题:
A. incorrect DSL network redistribution
B. incorrect static host route configuration
C. incorrect static customer route configuration
D. incorrect default static route configuration on the end user
第14题:

A. user@router> request system configuration rescue save
B. user@router# request system configuration rescue save
C. user@router> file copy current /config/rescue.conf
D. user@router# file copy current /config/rescue.conf
第15题:
阅读以下说明,回答问题1至问题4。
【说明】
某办公室只有一台主机host1接入Internet,其TCP/IP协议属性如图1-1所示。
在没有增加公网IP地址的情况下,增加几台主机共享网络连接接入Internet,拓扑结构如图1-2所示,host1 eth0网卡的Internet协议属性如图1-3所示。

为了保证其他主机能接入Internet,在如图1-4所示的host1 eth1网卡“Internet连接共享”应如何选择?

第16题:
The Testking Central and Remote offices are configured as shown below:The remote router can be successfully pinged from the central office but the remote users can‘t access the server at the central office.Based on the output above, what do you suspect is the cause of this problem?()

A. The Frame Relay PVC is down.
B. The IP addressing on the Central/Remote serial link is incorrect.
C. RIP routing information is not being forwarded.
D. Frame Relay inverse-ARP is not properly configured.
第17题:

A.发送一个单播ARP包到DSL调制解调器/路由器
B.发送一个单播ICMP包到DSL调制解调器/路由器
C.发送三层广播包到响应的DSL调制解调器/路由器
D.发送一个可以被Host2,the switch,and the DSL modem/router 受到的2层广播帧
第18题:
What is the purpose of configuring the router as a PPPoE client?()
第19题:
How do you ping from configuration mode?()
第20题:
The server host1 has been set up as a backup system with the following /etc/exports./backups -rw. How can a second server regularly use this disk space?()
第21题:
You have an Exchange Server 2010 Edge Transport server.You discover that e-mail delivery to an external SMTP host named Host1 fails.You need to identify which SMTP error codes occur when the delivery to Host1 fails. What should you do?()
第22题:
to provide VPN access over L2TP
to enable PPP session from the router to the termination device at the headend for metro Ethernet connectivity
for DSL connectivity and removing the need for the end - user PC to ru n the PPPoE client software
for connecting the router to a cable modem, which bridges the Ethernet frames from the router to the cable modem termination system
第23题:
Deploy all three groups with a QoS service policy, choosing the parameters for Traffic Shaping based on the average uplink speed across the three groups.
Teleworkers in Groups A and B should inquire with their DSL providers for subscriptions with higher uplink bandwidths.
Teleworkers in Group C should change their subscriptions to DSL for deployment consistency.
Teleworkers in Group A should upgrade their subscription to obtain static IP addresses
Teleworkers in Group A should inquire with their DSL providers for subscriptions with higher downlink bandwidths.