多选题hostname Switch1 interface Vlan10 ip address 172.16.10.32 255.255.255.0 no ip redirects standby 1 ip 172.16.10.110 standby 1 timers 1 5 standby 1 priority 130 hostname Switch2 interface Vlan10 ip address 172.16.10.33 255.255.255.0 no ip redirects standby 1 ip 172.16.10.110 standby 1 timers 1 5 standby 1 priority 120 HSRP was implemented and configured on two switches while scheduled network maintenance was performed. After the two switches have finished rebooting， you notice via show commands that Switch2 is the HSRP active router. Which two items are most likely the cause of Switch1 not becoming the active router？ （）Apremption is disabledBstandby group number does not match VLAN numberCIP addressing is incorrectDIP redirect is disabledEincorrect standby timersFbooting delays
多选题
hostname Switch1 interface Vlan10 ip address 172.16.10.32 255.255.255.0 no ip redirects standby 1 ip 172.16.10.110 standby 1 timers 1 5 standby 1 priority 130 hostname Switch2 interface Vlan10 ip address 172.16.10.33 255.255.255.0 no ip redirects standby 1 ip 172.16.10.110 standby 1 timers 1 5 standby 1 priority 120 HSRP was implemented and configured on two switches while scheduled network maintenance was performed. After the two switches have finished rebooting， you notice via show commands that Switch2 is the HSRP active router. Which two items are most likely the cause of Switch1 not becoming the active router？ （）
A
premption is disabled
B
standby group number does not match VLAN number
C
IP addressing is incorrect
D
IP redirect is disabled
E
incorrect standby timers
F
booting delays
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●试题一根据下面给出的一个VLAN的实例，回答问题。某IT公司现有行政部、技术部、市场部。VLAN的划分：行政部VLAN10，技术部VLAN20，市场部VLAN30，各部门之间还可以相互通讯。现有设备为：Cisco 3640路由器Cisco Catalyst 2924交换机一台，二级交换机若干台。交换机配置文件中的部分代码如下：……！interface vlan10ip address 192.168.0.1！interface vlan20ip address 192.168.1.1！interface vlan30ip address 192.168.2.1！……路由器配置文件中的部分代码如下：……interface FastEthernet 1／0.1encapsulation isl 10ip address 192.168.0.2！interface FastEthernet 1／0.2encapsulation isl 20ip address 192.168.1.2！interface FastEthernet 1／0.3encapsulation isl 30ip address 192.168.2.2！……！router ripnetwork 192.168.0.0！［问题1］何谓VLAN?［问题2］VLAN有哪几种划分方法?［问题3］interface vlan10 ip address 192.168.0.1代表什么含义?［问题4］interface FastEthernet 1／0.1代表什么含义?［问题5］VLAN的标准有哪些?
根据下面给出的一个VLAN的实例，回答问题。某IT公司现有行政部、技术部、市场部。VUN的划分：行政部VLAN10，技术部 VI且N20，市场部VLAN30，各部门之间还可以相互通讯。现有设备为：Cisco 3640路由器、 Cisco Catdyst 2924交换机一台以及二级交换机若干台。交换机配置文件中的部分代码如下：....!interface vlan10ip address 192.168.0.1!interface vlan20ip address 192. 168.1.1!interface vlan30ip address 192.168.2.1!....路由器配置文件中的部分代码如下:....interface Fast Ethernet 1/0.1encapsulation is1 10ip address 192.168. O.2interface Fast Ethernet 1/0.2encapsulation is1 20ip address 192.168.1.2interface Fast Ethernet 1/0.3encapsulation isl 30ip address 192.168.2.2router ripnetwork 192. 168. O. 0何谓VLAN?
You would like to operate IS－IS on interface atm 6／0.33 with an IP address of 192.168.1.1／24.Which set of commands accomplishes this?() A. router isis network 192.168.1.0 0.0.0.255B. router isis network 192.168.1.0 255.255.255.0C. interface atm 6/0.33 ip address 192.168.1.1 255.255.255.0 router isisD. interface atm 6/0.33 ip address 192.168.1.1 255.255.255.0 ip router isis
某网络的拓扑结构如图4-1所示，其中路由器Router1和交换机Switch1的部分配置如下：以下是路由器Router和Switch1的部分配置信息，请解释部分命令的意义。Router(config)interface fastEthernet1/0.1Router(config-subif)encapsulation isl 11 (1)Router(config-subif)ip address 10.1.1.1 255.255.255.0 (2)Router(config-subif)exitRouter(config)interface fastEthernet1/0.2Router(config-subif)encapsulation isl 12Router(config-subif)ip address 10.1.2.1 255.255.255.0Router(config-subif)exitRouter(config)interface fastEthernet1/0.3Router(config-subi f)encapsulation isl 13Router(config-subif)ip address 10.1.3.1 255.255.255.0Router(config-subif)exitRouter(config)ip routing (3)[交换机Switch1的部分配置信息]Switch1(config)vlan database (4)Switch1(vlan)vlan 11 (5)Switch1(vlan)vlan 12Switch1(vlan)vlan 13Switch1(vlan)exitSwitch1(config)interface fastEthernet0/0Switch1(config-if)switchport mode trunk (6)Switch1(config-if)switchport trunk allowed all (7)Switch1(config-if)exitSwitch1(config)interface fastEthernet0/1Switch1(config-if)switchport mode trunkSwitch1(config-if)switchport trunk a110wed a11Switch1(config-if)exitSwitch1(config)interface fastEthernet0/2Switch1(config-if)switchport mode trunkSwitch1(config-if)switchport trunk allowed allSwitch1(config-if)exit
Refer to the exhibit. Which statement is co rrect regarding the router configuration shown? () A. The router will rebroadcast any DHCP requests received by this interface out to all interfaces included in the ip helper - address commands.B. The router will rebroadcast any UDP broadcasts received by this interface out to all interfaces included in the ip helper - address commands.C. The router will unicast any DHCP requests received by this interface out to all addresses included in the ip helper - address commands.D. This configuration will not do anything because the ip helper - address command needs to also be applied to the 192.168.23.1 IP address.
Refer to the exhibit. Router R1 is being used as a relay device for autoconfiguration of switch S1.Which configuration will acc omplish this? () A.S1(config)# interface fastethernet 0/1S1(config - if)# ip helper - address 10.0.0.2B.S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 20.0.0.1C.R1(config)# interface fastethernet 0/0 R1(config - if)# ip help er - address 20.0.0.2R 1(config - if)# ip helper - address 20.0.0.3 R1(config - if)# ip helper - address 20.0.0.4 R1(config - if)# exit R1(config)# interface fastethernet 0/1 R1(config - if)# ip helper - address 10.0.0.1D.R1(config)# interface fastethernet 0/0 R1 (config - if)# ip helper - address 20.0.0.1 R2(config)# interface fastethernet 0/0 R2(config - if)# ip helper - address 20.0.0.1 R3(config)# interface fastethernet 0/0 R3(config - if)# ip helper - address 20.0.0.1 R4(config)# interface fastethernet 0/0 R4(config - if)# ip helper - address 20.0.0.1E.S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 10.0.0.2 R2(config)# interface fastethernet 0/0 R2(config - if)# ip helper - address 20.0.0.1 R3(config)# interface fastethernet 0/0 R3(config - if) # ip helper - address 20.0.0.1 R4(config)# interface fastethernet 0/0 R4(config - if)# ip helper - address 20.0.0.1
On the assumption that every OSPF router in a particular area is configured with there is no loopback interface set?() A. The IP address of the first Fast Ethernet interface.B. The IP address of the console management interface.C. The highest IP address among its active interfaces.D. The lowest IP address among its active interfaces.E. There will be no router ID until a loopback interface is configured.
The network administrator cannot to switch 1 over a telnet session,although the hosts attached to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?（）A. Switch1(config)# i nterface fa0 /1 Switch1(config-if)# ip address 192.168.24.3.255.255.255.0B. Switch1 (config)#interface fa0/1 Switch1 (config-if)# switchport mode trunkC. Switch 1 (config)# i nterface fa0 /1 Switch1 (config-if)# duplex full Switch1 (config-if)# speed 100D. Switch1 (config-if)# default-gateway 192.168.24.1E. Switch1 (config)# line con 0 Switch1(config-line)# password cisco Switch1 (config-line)#login
阅读以下说明，回答问题1至问题3，将解答填入答题纸对应的解答栏内。【说明】某园区组网方案如图1-1所示，数据规划如表1-1内容所示。【问题1】(8分，每空2分)以Switch3为例配置接入层交换机，补充下列命令片段。 (1)[HUAWEI] sysname Switch3[Switch3] vlan batch (2)[Switch3] interface GigabitEthernet 0/0/3[Switch3-GigabitEthernet0/0/3] port link-type (3)[Switch3-GigabitEthernet0/0/3] port trunk allow-pass vlan 10 20[Switch3-GigabitEthernet0/0/3] quit[Switch3] interface GigabitEthernet 0/0/1[Switch3-GigabiEthernet0/0/1] port link-type (4)[Switch3-GigabitEthernet0/0/1] port default vlan 10[Switch3-GigabitEthernet/0/1] quit[Switch3] stp bpdu-protection【问题2】 (8分,每空2分)以Switch1为例配置核心层交换机，创建其与接入交换机、备份设备以及出口路由器的互通VLAN,补充下列命令。system-view[HUAWEI] sysname Switch1[Switch1] vlan batch (5)[Switch1] interface GigabitEthernet/0/1[Switchl-GigabitEthernet0/0/1] port link-type trunk[Switchl-GigabitEthernet0/0/1] port trunk allow-pass (6)[Switch1-GigabitEthernet0/0/1] quit[Switch1] interface Vlanif 10[Switch1-Vlanif10] ip address 192.168.10.1 24[Switch1-Vlanif10] quit[Switch1] interface Vlanif 20[Switch1-Vlanif20] ip address 192.168.20.1 24[Switch1-Vlanif20] quit[Switchl] interface GigabitEthernet 0/0/7[Switchl-GigabitEthernet0/0/7] port link-type trunk[Switch1-GigabitEthernet0/0/7] port trunk allow-pass vlan 100[Switch1-GigabitEthernet0/0/7] quit[Switch1] interface Vlanif 100[Switch1-Vlanif100] ip address (7)[Switch1-Vlanif100] quit[Switch1] interface GigabitEthernet 0/0/5[Switch1-GigabitEthernet0/0/5] port link-type access[Switch1-GigabitEthernet0/0/5] port default vlan 300[Switchl-GigabitEthernet0/0/5] quit[Switch1 interface Vlanif 300[Switchl-Vlanif300] ip address (8)[Switchl-Vlanif300] quit【问题3】(4 分，每空2分)如果配置静态路由实现网络互通，补充在Switch1和Router上配置的命令片段。[Switch1] ip route-static (9) /默认优先级[Switch1] ip route-static 0.0.0.0 0.0.0.0 172.16.30.2 preference 70[Router] ip route-static (10) /默认优先级[Router] ip route-static 192. 168.10.0 255.255.255.0 172.16.10.1[Router] ip route-static 192.168. 10.0 255.255.255.0 172.16.20.1 preference70[Router] ip route-static 192.168.20.0 255.255.255.0 172.16.10.1[Router] ip route-static 192.168.20.0 255.255.255.0 172.16.20.1 preference70
Host 1 sends a request for a file to remote sever1. Which destination address does Host 1 place f the packet containing the request（）。A、The Mac address of the NIC in Sever1B、The IP address of Server 1.C、The MAC address of the s0/0/0 interface of router R2D、The IP address of the s0/0/0 interface of router R1E、The IP address of the Fa0/0 interface of router R1
If all OSPF routers in a single area are configured with the same priority value,what value dose a router use for the ODPF router ID in the absence of a loopback interface?（）A、the IP address of the first Fast Ethernet interfaceB、the IP address of the console management interfaceC、the highest IP address among its active interfacesD、the lowest IP address among its active interfacesE、the priority value until a loopback interface is configured
Host 1 sends an ICMP echo request to remote sever1. Layer2 header of the frame containing the ping packet（）。A、The IP address of sever 1.B、The MAC address of NIC in sever 1.C、The IP address of F0/0 interface of router R1.D、The MAC address of the Fa0/0 interface of router R1.E、The IP address of the s0/0/0 interface of router R2F、The MAC address of the s0/0/0 interface of router R2
The network security policy requires that only one host be permitted to attach dynamically to each switch interfacE.If that policy is violated, the interface should shut down. Which two commands must the network administrator configure on the 2950 Catalyst switch to meet this policy? （）A、Switch1(config-if)# switchport port-security maximum 1B、Switch1(config)# mac-address-table secureC、Switch1(config)# access-list 10 permit ip hostD、Switch1(config-if)# switchport port-security violation shutdownE、Switch1(config-if)# ip access-group 10
Interface ge-0/0/2.0 of your router is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A host with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. This host isattached to the ge-0/0/0.0 interface of your router. You must use interface-based static NAT to make the HTTP service on the host reachable from the Internet. On which IP address and TCP port can Internet hosts reach the HTTP service?（）A、IP address 10.10.10.1 and TCP port 8080B、IP address 71.33.252.17 and TCP port 80C、IP address 71.33.251.19 and TCP port 80D、IP address 71.33.252.19 and TCP port 8080
Which of the following DNS record types provides the hostname to IP address mapping?（）A、A recordB、NS recordC、CNAME recordD、MX record
The network security policy requires that only one host be permitted to attach dynamically to each switch interface. If that policy is violated, the interface should shut down. Which two commands must the network administrator configure on the 2950 Catalyst switch to meet this policy (Choose two.)（）。A、Switch1(config-if)# switchport port-security maximum 1B、Switch1(config)# mac-address-table secureC、Switch1(config)# access-list 10 permit ip hostD、Switch1(config-if)# switchport port-security violation shutdownE、Switch1(config-if)# ip access-group 10
hostname Switch1 interface Vlan10 ip address 172.16.10.32 255.255.255.0 no ip redirects standby 1 ip 172.16.10.110 standby 1 timers 1 5 standby 1 priority 130 hostname Switch2 interface Vlan10 ip address 172.16.10.33 255.255.255.0 no ip redirects standby 1 ip 172.16.10.110 standby 1 timers 1 5 standby 1 priority 120 HSRP was implemented and configured on two switches while scheduled network maintenance was performed. After the two switches have finished rebooting， you notice via show commands that Switch2 is the HSRP active router. Which two items are most likely the cause of Switch1 not becoming the active router？ （）A、premption is disabledB、standby group number does not match VLAN numberC、IP addressing is incorrectD、IP redirect is disabledE、incorrect standby timersF、booting delays
In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）A、IP address and IP label of each service and boot interface in the clusterB、IP address and IP label of each service and boot interface in the cluster， loopback interface， and the hostname of the nodeC、IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， and the cluster gatewayD、IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， the cluster gateway， and the subnet network addresses
A basic TCP/IP configuration on the system has just been completed. A remote system can be pinged by IP address but not by hostname. Which of the following actions should be performed next in an effort to successfully ping using the hostname?（）A、Check routingB、Check inetd.confC、Check /etc/resolv.confD、Check interface with ifconfig
You would like to operate IS-IS on interface atm 6/0.33 with an IP address of 192.168.1.1/24. Which set of commands accomplishes this?（）A、router isis network 192.168.1.0 0.0.0.255B、router isis network 192.168.1.0 255.255.255.0C、interface atm 6/0.33 ip address 192.168.1.1 255.255.255.0 router isisD、interface atm 6/0.33 ip address 192.168.1.1 255.255.255.0 ip router isis
When an SRX series device receives an ESP packet, what happens?（）A、If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, it willB、If the destination IP address in the outer IP header of ESP does not match the IP address of the ingress interface, it willC、If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based packet.D、If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based of inner header, it will decrypt the packet.
单选题If all OSPF routers in a single area are configured with the same priority value,what value dose a router use for the ODPF router ID in the absence of a loopback interface?（）Athe IP address of the first Fast Ethernet interfaceBthe IP address of the console management interfaceCthe highest IP address among its active interfacesDthe lowest IP address among its active interfacesEthe priority value until a loopback interface is configured
单选题Which traffic descriptor s can be recognized and categorized by cisco quality of service（qos）features？（）A incoming interface.outgoing interface.ip precedence.and differentiated services code P.oint（DSCP）.B Incoming interace.ip precedence.differentiated services code point（DSCP），and source or d.estination address.C Outgoing interface.ip precedence.differentiated services code point（DSCP）.and source or d.estination address.D Incoming interface .outgoing interface.ip precedence and differentiated code point s.ervices（DCPS）E Incoming interface .ip precedence .and source or destination address. F Outgoing interface.ip precedence .and source or destination address.
单选题When an SRX series device receives an ESP packet, what happens?（）AIf the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, it willBIf the destination IP address in the outer IP header of ESP does not match the IP address of the ingress interface, it willCIf the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based packet.DIf the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based of inner header, it will decrypt the packet.
单选题In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）AIP address and IP label of each service and boot interface in the clusterBIP address and IP label of each service and boot interface in the cluster， loopback interface， and the hostname of the nodeCIP address and IP label of each service and boot interface in the cluster， the loopbackinterface， and the cluster gatewayDIP address and IP label of each service and boot interface in the cluster， the loopbackinterface， the cluster gateway， and the subnet network addresses
单选题Which command configures an address of 192.168.1.1 with a mask of 255.255.255.0 on interface ge-0/0/0?（）Aset ip interface ge-0/0/0 address 192.168.1.1 255.255.255.0Bset ip interface ge-0/0/0 address 192.168.1.1/24Cset interface ge-0/0/0 ip4 address 192.168.1.1 mask 255.255.255.0Dset interfaces ge-0/0/0 unit 0 family inet address 192.168.1.1/24
单选题On the assumption that every OSPF router in a particular area is configured with there is no loopback interface set?（）AThe IP address of the first Fast Ethernet interface.BThe IP address of the console management interface.CThe highest IP address among its active interfaces.DThe lowest IP address among its active interfaces.EThere will be no router ID until a loopback interface is configured.