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单选题
What is the purpose of configuring router R1 with the "IP Helper address" command？（）
A
IP Helper is used to direct BOOTP clients to a BOOTP server
B
IP Helper is used to prevent the router form forwarding IP broadcasts
C
IP Helper is used to allow IPX clients to communicate with IP-based servers
D
IP Helper is used to accommodate compatibility routers using different IP routing protocols
E
None of the other alternatives apply
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更多 “单选题What is the purpose of configuring router R1 with the "IP Helper address" command？（）A IP Helper is used to direct BOOTP clients to a BOOTP serverB IP Helper is used to prevent the router form forwarding IP broadcastsC IP Helper is used to allow IPX clients to communicate with IP-based serversD IP Helper is used to accommodate compatibility routers using different IP routing protocolsE None of the other alternatives apply” 相关考题
考题
以下是路由器R1的部分配置，请完成其配置，或解释配置命令含义。!R1 (Config) interface fastethernet0R1(Config-if) ip address (6) (7)R1(Config-if) (8) (开启端口)!R1 (Config) interface serial 0R1(Config-if) ip address (9) (10)!R1 (Config) ip routingR1 (Config) router rip (11)R1 (Config-router) (12) (声明网络)R1 (Config-router) (13) (声明网络)R1 (Config-router) (14) (声明网络)R1 (Config-router) version 2 (15)!
考题
Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface.What command would make this router not use a DR, and dynamically discover OSPF neighbors?（）A. ip ospf network broadcastB. ip ospf network non - broadcastC. ip ospf network point - to - multipointD. ip ospf network point - to - multipoint non - broadcast
考题
Refer to the exhibit. EIGRP is configured on all routers in the network. On a basis of the show ip eigrp topology output provided, what conclusion can be deri ved? ()
A.Router R1 is waiting for a reply from the neighbor 10.1.2.1 to the hello message sent out inquiring for a second successor to network 10.6.1.0/24B.Router R1 can send traffic destined for network 10.6.1.0/24 out of interface FastEthernet0/0C.Router R1 is waiting for a reply from the neighbor 10.1.2.1 to the hello message sent out before it declares the neighbor unreachableD.Router R1 is waiting for a reply from the neighbor 10.1.2.1 in response to the query sent out about network 10 .6.1.0/24
考题
Refer to the exhibit. Router R1 is connected to networks 172.1 6.1.0 ／26 and 172.16.1.64 ／27. On the basis of the partial output in the exhibit, which statement is true? ()
A. Router R1 will deny the 172.16.1.0/26 route while permitting the 172.16.1.64/27 route to be advertised.B. Router R1 will advertise both rou tes.C. Router R1 should be reconfigured with an ACL instead of an ip prefix - list command.D. Router R1 will deny the 172.16.1.0/27 route while permitting the 172.16.1.0/26 route to be advertised.
考题
Refer to the exhibit. EIGRP has been configured on routers R1 and R2. However, R1 does not show R2 as a neighbor and does not accept routing updates from R2.What could be the cause of the problem?()
A. The no auto - summary command has not been issued under the EIGRP process on both routers.B. Interface E0 on router R1 has not been configured with a secondary IP address of 10.1.2.1/24.C. EIGRP cannot exchange routing updates with a neighbor‘s router interface that is configured with tw o IP addresses.D. EIGRP cannot form neighbor relationship and exchange routing updates with a secondary address.
考题
What is the reason for configuring a passive interface on a router?()
A. Allows interfaces to share common IP addresses.B. Allows an interface to remain up without the aid of keepalives.C. Allows a router to send routing and not receive updates via that interface.D. Allows a routing protocol to forward updates that is missing its IP address.E. Allows a router to receive routing updates on an interface but not send updates via that interface.
考题
When configuring a serial interface on a router, what is the default encapsulation?()
A. atm-dxiB. frame-relayC. hdlcD. lapbE. ppp
考题
Users on the 192.168.1.0／24 network must access files located on the Server 1. What route could be configured on router R1 for file requests to reach the server()。
A.ip route 0.0.0.0 0.0.0.0 s0/0/0B.ip route 0.0.0.0 0.0.0.0 209.165.200.226C.ip route 209.165.200.0 255.255.255.0 192.168.1.250D.ip route 192.168.1.0 255.255.255.0 209.165.100.250
考题
Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface. What command would make this router not use a DR and require static OSPF neighbor definition?（）A、ip ospf network broadcastB、ip ospf netw ork non - broadcastC、ip ospf network point - to - multipointD、ip ospf network point - to - multipoint non - broadcast
考题
You administer a network that uses two routers， R1 and R2， configured as an HSRP group to provide redundancy for the gateway. Router R1 is the active router and has been configured as follows： R1#configure terminal R1（config）#interface fa0/0 R1（config-if）#ip address 10.10.0.5 255.255.255.0 R1（config-if）#standby 1 priority 150 R1（config-if）#standby preempt delay minimum 50 R1（config-if）#standby 1 track interface fa0/2 15 R1（config-if）#standby 1 ip 10.10.0.20 Which of the following describes the effect the standby preempt delay minimum 50 command will have on router R1？（）A、 The HSRP priority for router R1 will increase to 200.B、 Router R1 will become the standby router if the priority drops below 50.C、 The HSRP priority for router R1 will decrease to 50 points when Fa0/2 goes down. D、 Router R1 will wait 50 seconds before attempting to preempt the active router.
考题
What is the purpose of configuring router R1 with the "IP Helper address" command？（）A、IP Helper is used to direct BOOTP clients to a BOOTP serverB、IP Helper is used to prevent the router form forwarding IP broadcastsC、IP Helper is used to allow IPX clients to communicate with IP-based serversD、IP Helper is used to accommodate compatibility routers using different IP routing protocolsE、None of the other alternatives apply
考题
When configuring a serial interface on a router, what is the default encapsulation?（）A、atm-dxiB、frame-relayC、hdlcD、lapbE、ppp
考题
You work as a technician at TestKing. You are configuring a Cisco router. You want to configure the IP address on an interface.Which command should you use?（）A、router(config-if)#ip address 142.8.2.1 subnet mask 255.255.252.0B、router(config-if)#142.8.2.1 0.0.3.255C、router(config-if)#ip address 142.8.2.1 255.255.252.0D、router(config-if)#142.8.2.1 subnet mask 255.255.252.0E、router(config-if)#ip address 142.8.2.1 0.0.3.255F、router(config-if)#ip address 142.8.2.1 subnet mask /22
考题
What is the purpose of configuring the router as a PPPoE client?（）A、to provide VPN access over L2TPB、to enable PPP session from the router to the termination device at the headend for metro Ethernet connectivityC、for DSL connectivity and removing the need for the end - user PC to ru n the PPPoE client softwareD、for connecting the router to a cable modem, which bridges the Ethernet frames from the router to the cable modem termination system
考题
What is the purpose of using VPN hardware acceleration equipment?（）A、To offload encryptions functions from router memoryB、To use WebVPN instead of IPSecC、To decrease performance and efficiencyD、To offload encryption functions from a router CPU
考题
Users on the 192.168.1.0/24 network must access files located on the Server 1. What route could be configured on router R1 for file requests to reach the server（）。A、ip route 0.0.0.0 0.0.0.0 s0/0/0B、ip route 0.0.0.0 0.0.0.0 209.165.200.226C、ip route 209.165.200.0 255.255.255.0 192.168.1.250D、ip route 192.168.1.0 255.255.255.0 209.165.100.250
考题
Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface. What command would make this router not use a DR, and dynamically discover OSPF neighbors?（）A、ip ospf network broadcastB、ip ospf network non - broadcastC、ip ospf network point - to - multipointD、ip ospf network point - to - multipoint non - broadcast
考题
What must be configured on the network in order for users on the Internet to view web pages located on Web Server 2?（）A、On router R2， configure a default static route to the 192.168.1.0 network.B、On router R2， configure DNS to resolve the URL assigned to Web Server 2 to the 192.168.1.10 address.C、On router R1， configure NAT to translate an address on the 209.165.100.0/24 network to 192.168.1.10.D、On router R1， configure DHCP to assign a registered IP address on the 209.165.100.0/24 network to Web Server 2.
考题
What is the reason for configuring a passive interface on a router?（）A、Allows interfaces to share common IP addresses.B、Allows an interface to remain up without the aid of keepalives.C、Allows a router to send routing and not receive updates via that interface.D、Allows a routing protocol to forward updates that is missing its IP address.E、Allows a router to receive routing updates on an interface but not send updates via that interface.
考题
If the router R1 has a packet with a destination address 192.168.1.255, what describes the operation of the network（）。A、R1 will forward the packet out all interfaces.B、R1 will drop this packet because this it is not a valid IP address.C、As R1 forwards the frame containing this packet, Sw-A will add 192.168.1.255 to its MAC table.D、R1 will encapsulate the packet in a frame with a destination MAC address of FF-FF-FF-FF-FF-FFE、As R1 forwards the frame containing this packet, Sw-A will forward it to the device assigned the IP address of 192.168.1.255.
考题
Router R1 exists in an Enterprise that uses EIGRP as its routing protocol. The show ip route command output on router R1 lists the following phrase: "Gateway of last resort is 1.1.1.1 to network 2.0.0.0". Whic h of the following is most likely to have caused this output to occur on R1?（）A、R1 has been configured with an ip default- network 2.0.0.0 command.B、R1 has been configured with an ip route 0.0.0.0 0.0.0.0 1.1.1.1 command.C、R1 has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.D、Another router has been configured with an ip default - network 2.0.0.0 command.E、Another router has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.
考题
单选题Routers R1 and R2 are configured for HSRP as shown below： Router R1： interface ethernet 0 ip address 20.6.2.1 255.255.255.0 standby 35 ip 20.6.2.21 standby 35 priority 100 interface ethernet 1 ip address 20.6.1.1.2 255.255.255.0 standby 34 ip 20.6.1.21 Router R2： interface ethernet 0 ip address 20.6.2.2 255.255.255.0 standby 35 ip 20.6.2.21 interface ethernet 1 ip address 20.6.1.1.1 255.255.255.0 standby 34 ip 20.6.1.21 standby 34 priority 100 You have configured the routers R1 R2 with HSRP. While debugging router R2 you notice very frequent HSRP group state transitions. What is the most likely cause of this？ （）A
physical layer issuesB
no spanning tree loopsC
use of non-default HSRP timersD
failure to set the command standby 35 preempt
考题
单选题What is the purpose of configuring the router as a PPPoE client?（）A
to provide VPN access over L2TPB
to enable PPP session from the router to the termination device at the headend for metro Ethernet connectivityC
for DSL connectivity and removing the need for the end - user PC to ru n the PPPoE client softwareD
for connecting the router to a cable modem, which bridges the Ethernet frames from the router to the cable modem termination system
考题
单选题Routers R1 and R2 are configured for HSRP as shown below： Router R1： interface ethernet 0 ip address 20.6.2.1 255.255.255.0 standby 35 ip 20.6.2.21 standby 35 priority 100 interface ethernet 1 ip address 20.6.1.1.2 255.255.255.0 standby 34 ip 20.6.1.21 Router R2： interface ethernet 0 ip address 20.6.2.2 255.255.255.0 standby 35 ip 20.6.2.21 interface ethernet 1 ip address 20.6.1.1.1 255.255.255.0 standby 34 ip 20.6.1.21 standby 34 priority 100 You have configured the routers R1 R2 with HSRP. While debugging router R2 you notice veryfrequent HSRP group state transitions. What is the most likely cause of this？（）A
physical layer issuesB
no spanning tree loopsC
use of non-default HSRP timersD
failure to set the command standby 35 preempt
考题
单选题What must be configured on the network in order for users on the Internet to view web pages located on Web Server 2?（）A
On router R2， configure a default static route to the 192.168.1.0 network.B
On router R2， configure DNS to resolve the URL assigned to Web Server 2 to the 192.168.1.10 address.C
On router R1， configure NAT to translate an address on the 209.165.100.0/24 network to 192.168.1.10.D
On router R1， configure DHCP to assign a registered IP address on the 209.165.100.0/24 network to Web Server 2.
考题
单选题When configuring a serial interface on a router, what is the default encapsulation?（）A
atm-dxiB
frame-relayC
hdlcD
lapbE
ppp
考题
单选题Router R1 exists in an Enterprise that uses EIGRP as its routing protocol. The show ip route command output on router R1 lists the following phrase: "Gateway of last resort is 1.1.1.1 to network 2.0.0.0". Whic h of the following is most likely to have caused this output to occur on R1?（）A
R1 has been configured with an ip default- network 2.0.0.0 command.B
R1 has been configured with an ip route 0.0.0.0 0.0.0.0 1.1.1.1 command.C
R1 has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.D
Another router has been configured with an ip default - network 2.0.0.0 command.E
Another router has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.
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