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?()
第1题:
Refer to the exhibit. Routers R1 and R2 have established a neighbor relationship and are exchanging routing information. The network design requires that R1 r eceive routing updates from R2, but not advertise any routes to R2. Which configuration command sequence will successfully accomplish this task? ()
A. R1(config)# router eigrp 1 R1(config - router)# passive - interface serial 0
B. R1(config)# access - list 2 0 deny any R1(config)# router eigrp 1 R1(config - router)# distribute - list 20 out serial 0
C. R2(config)# access - list 20 permit any R2(config)# router eigrp 1 R2(config - router)# distribute - list 20 in serial 0
D. R1(config)# access - list 20 permit any R 1(config)# router eigrp 1 R1(config - router)# distribute - list 20 in serial 0
E. R2(config)# access - list 20 deny any R2(config)# router eigrp 1 R2(config - router)# distribute - list 20 out serial 0
F. R2(config)# router eigrp 1 R2(config - router)# passive - interface serial 0
第2题:
A. The i su 10.1.0.0/23 route is a suppressed route.
B. The i su 10.1. 0.0/23 route is a summary route.
C. The i su 10.1.0.0/23 route is an IS - IS external route.
D. The R1 IS - IS router is an ASBR.
E. The R1 IS - IS router is an ABR that belongs to multiple IS - IS areas.
F. The R1 IS - IS router is performing route aggregation and is suppressing the more specific 10.1.0.0/23 prefix.
第3题:
Refer to the exhibit. All routers have Protocol Independent Multicast (PIM) enabled interfaces. On the basis of the configuration provided on routers R1 and R2, which router will take on the func tion of rendezvous point (RP) for the multicast network? ()
A. both routers R1 and R2
B. router R1
C. router R2
D. none of the routers since they are not configured with static RP
第4题:
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 10.6.1.0/24
B.Router R1 can send traffic destined for network 10.6.1.0/24 out of interface FastEthernet0/0
C.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 unreachable
D.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
第5题:
A.R1(config)#interfaceethernet0;R1(config-if)#ipaddress192.1.1.129255.255.255.192;R1(config-if)#noshutdown
B.R1(config)#interfaceethernet0;R1(config-if)#ipaddress192.1.1.97255.255.255.192;R1(config-if)#noshutdown
C.R1(config)#interfaceserial0;R1(config-if)#ipaddress192.1.1.4255.255.255.252;R1(config-if)#clockrate56000
D.R1(config)#interfaceserial0;R1(config-if)#ipaddress192.1.1.6255.255.255.252;R1(config-if)#noshutdown
E.R1(config)#routerrip;R1(config-router)#network192.1.1.4;R1(config-router)#network192.1.1.128
F.R1(config)#routerrip;R1(config-router)#version2;R1(config-router)#network192.1.1.0
第6题:
You want to allow Router R1 to immediately become the active router if its priority is highest than the active router fails. What command would you use if you wanted to configure this? ()
第7题:
In which Cisco IOS configuration mode is the route distinguisher (RD) configured?()
第8题:
Examine the following excerpt from the show ip ospf database asbr -summary command on router R1 (RID 1.1.1.1). Which answer can be verified as definitely true based on this output?() LS Type: Summary Links (AS Boundary Router) Link State ID: 9.9.9.9 (AS Boundary Router address) Advertising Router: 3.3.3.3 LS Seq Number: 8000000D Checksum: 0xE43A Length: 28 Network Mask: /0 TOS: 0 Metric: 100
第9题:
Router R1 is configured for HSRP. Which of the following are valid HSRP states on R1? ()
第10题:
What must be configured on the network in order for users on the Internet to view web pages located on Web Server 2?()
第11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?()
第12题:
On router R2, configure a default static route to the 192.168.1.0 network.
On router R2, configure DNS to resolve the URL assigned to Web Server 2 to the 192.168.1.10 address.
On router R1, configure NAT to translate an address on the 209.165.100.0/24 network to 192.168.1.10.
On router R1, configure DHCP to assign a registered IP address on the 209.165.100.0/24 network to Web Server 2.
第13题:
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.
第14题:
A. Router R1 will only establish full adjacency with the DR and BDR on broadcast multi- access networks.
B. Router R2 has been elected as a DR for the broadcast multiaccess network in OSPF area 1.
C. Routers R1 and R2 are configured as stub routers for OSPF area 1 and OSPF area 2.
D. Router R1 and R2 are configured for a virtual link between OSPF area 1 and OSPF area 2.
E. The Hello parameters on routers R1 and R2 do not m atch.
第15题:
A. Router R2 will be preferred because it has the higher neighbor IP address.
B. Router R2 will be preferr ed because its neighbor has a lower autonomous system number.
C. Router R1 will be preferred because it has a lower local preference.
D. Router R2 will be preferred because it has a higher local preference.
E. Router R1 will be preferred because its nei ghbor has the higher autonomous system number.
F. Router R1 will be preferred because it has the lower neighbor IP address.
第16题:
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.
第17题:
正确地为路由器命名为R1的命令是()。
第18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?()
第19题:
Enterprise Router R1, in ASN 1, connects to ISP Router I1, ASN 2, using eBGP. There are two parallel serial links between the two rou ters. The implementation plan calls for each router to base their BGP TCP connection on their respective loopback1 interfaces, with IP addresses 1.1.1.1 and 2.2.2.2, respectively. Which of the following commands would not be part of a working eBGP confi guration on Router R1?()
第20题:
Router R1 needs to be configured to advertise a specific network. Which of the followingcommands would you use if you wanted to advertise the subnet 154.2.1.0 255.255.255.0 to the EBGP neighbors on your subnet?()
第21题:
Examine the following excerpt from the show ip eigrp topology 10.2.2.0/24 command on router R1.Which answer can be verified as definitely true based on this output?() External data: Originating router is 10.1.1.1 AS number of route is 1 External protocol is OSPF, external metric is 64 Administrator tag is 0 (0x00000000)
第22题:
Router R1 sits inside OSPF area 1. Router R2 redistributes an E1 route into OSPF for prefix 2.2.2.0/24, with external metric 20. Router R22 redistributes an E2 route for the same prefix/length, external metric 10. Under what conditions will R1 choose as it s best route the route through R22?()
第23题:
Receive - only
Stub
Static
Summary
Connected
Dynamic
第24题:
Init
Idle
Active
Standby
Established
Backup