Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable OSPFv3 on interfaces F0/0 and S0/0/0. No other related configuration exists. Assuming F0/0 and S0/0/0 reach an up/up state, which of the following is true about OSPFv3 on R1 after this configuration has been pasted into R1?（）ipv6 router ospf 1ipv6 unicast- routinginterface f0/0ipv6 address 2000 ::1/64ipv6 ospf 1 area 1interface s0/0/0ipv6 address 2001::/64 eui - 64ipv6 ospf 1 area 0A. OSPF works on F0/0 and S0/0/0 without further configurationB. OSPF works with the addition of one command: a no shutdown command in OSPF router configur ation modEC. OSPF works with the addition of one command: an router - id command in OSPF router configuration modED. OSPFv3 needs at least two more configuration commands before it works on R1
Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable OSPFv3 on interfaces F0/0 and S0/0/0. No other related configuration exists. Assuming F0/0 and S0/0/0 reach an up/up state, which of the following is true about OSPFv3 on R1 after this configuration has been pasted into R1?（）ipv6 router ospf 1ipv6 unicast- routinginterface f0/0ipv6 address 2000 ::1/64ipv6 ospf 1 area 1interface s0/0/0ipv6 address 2001::/64 eui - 64ipv6 ospf 1 area 0
A. OSPF works on F0/0 and S0/0/0 without further configuration
B. OSPF works with the addition of one command: a no shutdown command in OSPF router configur ation modE
C. OSPF works with the addition of one command: an router - id command in OSPF router configuration modE
D. OSPFv3 needs at least two more configuration commands before it works on R1
相关考题：
An engineer is reviewing another engineer‘s sample configuration for a GRE tunnel used to pass IPv6 traffiC. The tunnel ha s not yet been configured on the router.Which of the following commands is not required for the configuration to pass IPv6 traffic?（）A. tunnel sourceB. tunnel destinationC. tunnel modeD. All these commands are requireD
Router R1 has been conf igured with an ipv6 route 2000::／64 S0／0／0 64 command.Which of the following does the 64 at the end of the command represent?() A. MetricB. Administrative distanceC. Timeout (seconds)D. Prefix lengthE. Interface ID
Refer to the exhibit. OSPF has been configured on all routers in the network. However, router R1 does not receive a default route to router R2 as in tended. Which configuration change would ensure that R1 would receive a default route from R2? （）A. Add the area 1 stub command on routers R1.B. Add the always keyword to the default - information originate configuration command on router R2.C. Remov e the default information originate configuration command from router R2 and place it on router R1.D. Add the ip route 5.0.0.0 255.255.255.0 0.0.0.0 command to router R2.
The TestKing.com administrator has made changes to the router configuration but cannot remember if those changes were saved. Which of the following commands allows the administrator to see the configuration that will load when the router is restarted?（）A、TestKingC# show memoryB、TestKingC# show startup-configC、TestKingC# show running-configD、TestKingC# show restart
Router R1 uses S0/0 to connect via a T/1 to the Frame Relay servicE. Five PVCs terminate on the serial link. Three PVCs (101, 102, and 103) are configured on subinterface S0/0.1, and one each (104 and 105) are on S0/0 .2 and S0/0.3. The configuration shows no configuration related to EIGRP WAN bandwidth control, and the bandwidth command is not configured at all. Which of the following is true about how IOS tries to limit EIGRP's use of bandwidth on S0/0?（）A、R1 limi ts EIGRP to around 250Kbps on DLCI 102B、R1 limits EIGRP to around 250Kbps on DLCI 104C、R1 limits EIGRP to around 150Kbps on every DLCID、R1 does not limit EIGRP because noWAN bandwidth control has been configured
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.
An engineer has added the following configuration snippet to an implementation planning document. The configuration will be added to Router R1, whose Fa0/0 interface connects to a LAN to which Routers R2 and R3 also connect. R2 and R3 are already EIGRP neighbors with each of her. Assuming the snippet shows all commands on R1 related to EIGRP authentication, which answer lists an appropriate comment to be made during the implementation plan peer review?（） key chain fred key 3 key - string whehew interface fa0/0 ip authenticat ion key - chain eigrp 9 fredA、The configuration is missing one authentication - related configuration commandB、The configuration is missing two authentication - related configuration commandsC、Authentication type 9 is not supported; type 5 should be u sed insteaDD、The key numbers must begin with key 1, so change the key 3 command to key 1
On router R1， which three of the following protocols will be forwarded to a host specified by the "iphelper-address" interface configuration command if the configuration has not been modified by the"ip forward-protocol udp" global configuration command？（）A、BOOTPB、TFTPC、ARPD、DNSE、proxy-ARPF、FTPG、CDP
Router R1, an ASBR connected to the Internet and to backbone area 0, has been configured with a default - information originate command. Which of the following is true about the effects of this configuration command?（）A、R1 will always create and flood a default route into the OSPF domain.B、R1 will create and flood an LSA for prefix/length 0.0. 0.0/0 into the OSPF domain if R1's IP routing table has a route to 0.0.0.0/0.C、R1 will set a flag on the LSA for the subnet between itself and one of the ISPs, noting this subnet as a default network, regardless of whether R1 has a default route.D、R1 w ill set a flag on the LSA for the subnet between itself and one of the ISPs, noting this subnet as a default network, but only if R1 has a route to 0.0.0.0/0.
Which of the following answers can be verified as true based on the following command output from Router R1?（） R1#show ip ospf virtual - links Virtual Link OSPF_VL0 to router 4.4.4.4 is up Run as demand circuit DoNotAge LSA alloweD. Transit area 1, via interface FastEthernet0/1, Cost of using 3A、R1 is configured with an area 0 virtual - link 4.4.4.4 cost 3 command.B、The ping 4.4.4.4 command on R1 must currently be successful.C、R1's Fa0/0 OSPF cost is 3.D、4.4.4.4 is known to R1 based on a Type 1 LSA in area 1.
Enterprise Router R1 connects an Enterprise to the Internet. R1 needs to create and advertise a default route into the Enterprise using EIGRP. The engineer creating the implementation plan has chosen to base this default route on the ip route command, rather than using i p default - network. Which of the following is not a useful step with this style of default route configuration?（）A、Create the default route on R1 using the ip route 0.0.0.0 0.0.0.0 outgoinginterface command.B、Redistribute the statically configured defa ult route.C、Disable auto - summary.D、Configure the network 0.0.0.0 command.E、Ensure R1 has no manually configured summary routes using the ip summary- address eigrp command.
Router R1 has been conf igured with an ipv6 route 2000::/64 S0/0/0 64 command.Which of the following does the 64 at the end of the command represent?（）A、MetricB、Administrative distanceC、Timeout (seconds)D、Prefix lengthE、Interface ID
Router R1 has been configured with the commands rout er eigrp 9 and network 172.16.2.0 0.0.0.255, with no other current EIGRP configuration. R1's (working) Fa0/0 interface has been configured with IP address 172.16.2.2/26. R1 has found three EIGRP neighbors reachable via interface Fa0/0, including the rou ter with IP address 172.16.2.20. When the engineer attempts to add the neighbor 172.16.2.20 fa0/0 command in EIGRP configuration mode. Which of the following occurs？（）A、Fa0/0 failsB、The command is rejecteDC、The existing three neighbors failD、The neighborship with 172.16.2.20 fails and then reestablishesE、None of the other answers is correct
Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exis ts in a planning document intended to be used to copy/paste into Router R1 to enable EIGRP for IPv6 on interfaces F0/0 and S0/0/0. No other related configuration exists. Assuming F0/0 and S0/0/0 reach an up/up state, which of the following is true about EIGRP for IPv6 on R1 after this configuration has been pasted into R1?（） ipv6 router eigrp 1 ipv6 unicast- routing interface f0/0 ipv6 address 2000::1/64 ipv6 eigrp 1 interface s0/0/0 ipv6 address 2001::/64 eui - 64 ipv6 eigrp 1A、EIGRP works on F0/0 and S0/0/0 without further configurationB、EIGRP works with the addition of one command: a no shutdown command in EIGRP router configuration modEC、EIGRP works with the addition of one command: an eigrp router - id command in EIGRP router configurat ion modED、EIGRP for IPv6 needs at least two more configuration commands before it works on R1
Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable RIPng and IPv6 on interfaces F0/0 and S0/0/0. No other related configuration exists. Which of the following is true about RIPng on R1 after this configuration has been pasted into R1?（） ipv6 unicast- routing interface f0/0 ipv6 rip one enable ipv6 address 2000::1/64 interface s0/0/0 ipv6 address 2001::/64 eui - 64 ipv6 rip one enableA、RIPng will be enabled on no interfaces.B、RIPng will be enabled on one interface.C、RIPng will be enabled on two interfaces.D、RIPng will advertise about prefixes connected to S0/0/0 and F0/0, but only send Updates on one interface.
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.
单选题Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable OSPFv3 on interfaces F0/0 and S0/0/0. No other related configuration exists. Assuming F0/0 and S0/0/0 reach an up/up state, which of the following is true about OSPFv3 on R1 after this configuration has been pasted into R1?（） ipv6 router ospf 1 ipv6 unicast- routing interface f0/0 ipv6 address 2000 ::1/64 ipv6 ospf 1 area 1 interface s0/0/0 ipv6 address 2001::/64 eui - 64 ipv6 ospf 1 area 0AOSPF works on F0/0 and S0/0/0 without further configurationBOSPF works with the addition of one command: a no shutdown command in OSPF router configur ation modECOSPF works with the addition of one command: an router - id command in OSPF router configuration modEDOSPFv3 needs at least two more configuration commands before it works on R1
单选题An engineer has added the following configuration snippet to an implementation planning document. The configuration will be added to Router R1, whose Fa0/0 interface connects to a LAN to which Routers R2 and R3 also connect. R2 and R3 are already EIGRP neighbors with each of her. Assuming the snippet shows all commands on R1 related to EIGRP authentication, which answer lists an appropriate comment to be made during the implementation plan peer review?（） key chain fred key 3 key - string whehew interface fa0/0 ip authenticat ion key - chain eigrp 9 fredAThe configuration is missing one authentication - related configuration commandBThe configuration is missing two authentication - related configuration commandsCAuthentication type 9 is not supported; type 5 should be u sed insteaDDThe key numbers must begin with key 1, so change the key 3 command to key 1
单选题Router R1, an ASBR connected to the Internet and to backbone area 0, has been configured with a default - information originate command. Which of the following is true about the effects of this configuration command?（）AR1 will always create and flood a default route into the OSPF domain.BR1 will create and flood an LSA for prefix/length 0.0. 0.0/0 into the OSPF domain if R1's IP routing table has a route to 0.0.0.0/0.CR1 will set a flag on the LSA for the subnet between itself and one of the ISPs, noting this subnet as a default network, regardless of whether R1 has a default route.DR1 w ill set a flag on the LSA for the subnet between itself and one of the ISPs, noting this subnet as a default network, but only if R1 has a route to 0.0.0.0/0.
多选题Router R1 has the following configuration. Assuming R1's F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command?（） interface f0/0 ipv6 address 2345:0:0:8::1/64A2345:0:0:8::1B2345:0:0:8:0:FF:FE11:1111CFE80::8:0:FF:FE11:1111DFE80:0:0:8::1
单选题A Cisco router has been configured, and the copy running-config startup-config command has been issued. When the router is power cycled, the router prompts with: "Would you like to enter the initial configuration dialog? [yes/no]" Why has this occurred?（）AThere is an error in the router DRAM.BTe IOS image is corrupt.CThe configuration register is set to 0x2142.DThe TFTP server that contains the router configuration file is unreachable.EA boot system configuration command has placed the router into setup mode.
单选题Your company has an IPv6 Ethernet network. A router named R1 connects your segment to the internet. A router named R2 joins your subnet with a segment named Private1. The Private1 segment has a network address of 10.128.4.0/26. Your computer named WKS2 required access to servers on the Private1 network. The WKS1 computer configuration in shown in the following table. （again table missing）. The routers are configured as shown in the following table. （missing too）WKS1 is unable to connect to the Private1 network by using the current configuration. You need to add a persistent route for the Private1 network to the routing table on WKS1.（）ARout add -p 10.128.4.0/22 10.128.4.1BRoute add Cp 10.128.4.0/26 10.128.64.10CRoute add Cp 10.128.4.0 mask 255.255.255.192 10.12.64.1DRoute add Cp 10.128.64.10 mask 255.255.255.192 10.128.4.0
多选题On router R1， which three of the following protocols will be forwarded to a host specified by the "iphelper-address" interface configuration command if the configuration has not been modified by the"ip forward-protocol udp" global configuration command？（）ABOOTPBTFTPCARPDDNSEproxy-ARPFFTPGCDP
单选题Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable RIPng and IPv6 on interfaces F0/0 and S0/0/0. No other related configuration exists. Which of the following is true about RIPng on R1 after this configuration has been pasted into R1?（） ipv6 unicast- routing interface f0/0 ipv6 rip one enable ipv6 address 2000::1/64 interface s0/0/0 ipv6 address 2001::/64 eui - 64 ipv6 rip one enableARIPng will be enabled on no interfaces.BRIPng will be enabled on one interface.CRIPng will be enabled on two interfaces.DRIPng will advertise about prefixes connected to S0/0/0 and F0/0, but only send Updates on one interface.
单选题An engineer is reviewing another engineer's sample configuration for a GRE tunnel used to pass IPv6 traffiC. The tunnel ha s not yet been configured on the router. Which of the following commands is not required for the configuration to pass IPv6 traffic?（）Atunnel sourceBtunnel destinationCtunnel modeDAll these commands are requireD
单选题The TestKing.com administrator has made changes to the router configuration but cannot remember if those changes were saved. Which of the following commands allows the administrator to see the configuration that will load when the router is restarted?（）ATestKingC# show memoryBTestKingC# show startup-configCTestKingC# show running-configDTestKingC# show restart
单选题Router R1 has been conf igured with an ipv6 route 2000::/64 S0/0/0 64 command.Which of the following does the 64 at the end of the command represent?（）AMetricBAdministrative distanceCTimeout (seconds)DPrefix lengthEInterface ID
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?（）AR1 has been configured with an ip default- network 2.0.0.0 command.BR1 has been configured with an ip route 0.0.0.0 0.0.0.0 1.1.1.1 command.CR1 has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.DAnother router has been configured with an ip default - network 2.0.0.0 command.EAnother router has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.