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Exam A QUESTION 1
Refer to the exhibit. Which statement is true about the 6.6.6.0/24 prefix?

A. If another path advertises the 6.6.6.0/24 path and has the default local preference, that path is more preferred.
B. The command neighbor send-community is configured on BGP neighbor 10.10.23.3.
C. The route 10.10.23.3 is not being advertised to other BGP neighbors.
D. Route 6.6.6.0/24 is learned by an IBGP peer.
Correct Answer: B Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 2
If no metric is specified for the routes being redistributed into IS-IS, what metric value is assigned to the routes?
A. 0
B. 1
C. 10
D. 20
Correct Answer: A Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 3
Into which two types of areas would an area border router (ABR) inject a default route? (Choose two.)
A. the autonomous system of a different interior gateway protocol (IGP)
B. area 0
C. totally stubby
D. NSSA
E. stub
F. the autonomous system of an exterior gateway protocol (EGP)
Correct Answer: CE Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 4
Which three restrictions apply to OSPF stub areas? (Choose three.)
A. No virtual links are allowed.
B. The area cannot be a backbone area.
C. Redistribution is not allowed unless the packet is changed to a type 7 packet.
D. The area has no more than 10 routers.
E. No autonomous system border routers are allowed.
F. Interarea routes are suppressed.
Correct Answer: ABE Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 5
What are the two reasons for the appearance of 0.0.0.0 as the next hop for a network in the show ip bgpcommand output? (Choose two.)
A. The network was originated via redistribution of an interior gateway protocol into BGP.
B. The network was defined by a static route.
C. The network was originated via a network or aggregate command.
D. The network was learned via EBGP.
E. The network was learned via IBGP.
Correct Answer: AC Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 6
Refer to the exhibit. Which two statements are correct? (Choose two.)

A. All six routes will be installed in the routing table.
B. Two routes will be installed in the routing table.
C. Four routes will be installed in the routing table.
D. All the routes were redistributed into BGP from an IGP.
E. All the routes were originated by BGP with the network command.
Correct Answer: CD Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 7
Which three IP multicast address related statements are true? (Choose three.)
A. Multicast addresses 224.0.0.0 through 224.0.0.255 are always forwarded because they are transmitted with Time to Live (TTL) greater than 1.
B. Multicast addresses 224.0.0.5 and 224.0.0.6 are source multicast addresses for OSPF routers.
C. Multicast addresses 224.0.0.13 and 224.0.0.22 are reserved link-local addresses used by PIMv2 and IGMPv3.
D. Because they would map to overlapping IP multicast MAC addresses, multicast addresses 224.0.1.1 and 238.1.1.1 could not be used together.
E. Multicast address 224.0.1.1 has been reserved for the Network Time Protocol (NTP) by the IANA.
F. The administratively scoped multicast addresses 239.0.0.0 through 239.255.255.255 are similar in purpose to RFC 1918 private unicast addresses.
Correct Answer: CEF Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 8
What are two rules for compacting IPv6 addresses? (Choose two.)
A. The maximum number of times a double colon can replace a 16-bit segment that consists of all zeroes is two.
B. The leading zeroes in any 16-bit segment do not have to be written.
C. Every 16-bit segment that consists of all zeroes can be represented with a single colon.
D. The trailing zeroes in any 16-bit segment do not have to be written.
E. Any single, continuous string of one or more 16-bit segments that consists of all zeroes can be represented with a double colon.
F. Two zeroes in the middle of any 16-bit segment do not have to be written.
Correct Answer: BE Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 9
Which three IP multicast group concepts are true? (Choose three.)
A. If a packet is sent to a multicast group address, all members of the multicast group will receive it.
B. If a packet is sent to a multicast group address, the multicast frame contains the source multicast address.
C. A router does not have to be a member of a multicast group to receive multicast data.
D. A router does not have to be a member of a multicast group to send to the group.
E. A router must be a member of a multicast group to receive multicast data.
F. A router must be a member of a multicast group to send to the group.
Correct Answer: ADE Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 10
Refer to the exhibit. Router R1 is being used as a relay device for autoconfiguration of switch S1. Which configuration will accomplish this?

A. S1(config)# interface fastethernet 0/1S1(config-if)# ip helper-address 10.0.0.2
B. S1(config)# interface fastethernet 0/1S1(config-if)# ip helper-address 20.0.0.1
C. R1(config)# interface fastethernet 0/0R1(config-if)# ip helper-address 20.0.0.2R1(config-if)# ip helper-address 20.0.0.3R1(config-if)# ip helper-address 20.0.0.4R1(config-if)# exitR1(config)# interface fastethernet 0/1R1(config-if)# ip helper-address 10.0.0.1
D. R1(config)# interface fastethernet 0/0R1(config-if)# ip helper-address 20.0.0.1R2(config)# interface fastethernet 0/0R2(config-if)# ip helper-address 20.0.0.1R3(config)# interface fastethernet 0/0R3(config-if)# ip helper-address 20.0.0.1R4(config)# interface fastethernet 0/0R4(config-if)# ip helper-address 20.0.0.1
E. S1(config)# interface fastethernet 0/1S1(config-if)# ip helper-address 10.0.0.2R2(config)# interface fastethernet 0/0R2(config-if)# ip helper-address 20.0.0.1R3(config)# interface fastethernet 0/0R3(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

Correct Answer: C Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 11
Refer to the exhibit. Network administrators have set up a hub and spoke topology with redundant connections using EIGRP. However, they are concerned that a network outage between Router R1 and Router R2 will cause traffic from the 10.1.1.x network to the 10.1.2.x network to traverse the remote office links and overwhelm them. What command should be used to configure the spoke routers as EIGRP stub routers that will not advertise connected networks, static routes, or summary addresses?

A. eigrp stub
B. eigrp stub receive-only
C. eigrp stub connected static
D. no eigrp stub connected static
E. No additional command is needed beyond a default EIGRP configuration.
Correct Answer: B Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 12
Refer to the exhibit. Router RTA is the hub router for routers RTB and RTC. The Frame Relay network is configured with EIGRP, and the entire network is in autonomous system 1. However, router RTB and RTC are not receiving each other’s routes. What is the solution?

A. Configure the auto summary command under router eigrp 1 on router RTA.
B. Issue the no ip split horizon command on router RTA.
C. Configure subinterfaces on the spoke routers and assign different IP address subnets for each subinterface.
D. Check and change the access lists on router RTA.
E. Issue the no ip split horizon eigrp 1 command on router RTA.
F. Configure a distribute list on router RTA that allows it to advertise all routes to the spoke routers.
Correct Answer: E Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 13
Refer to the exhibit. This network is running IS-IS. Router RTC is inside Cloud#1. From the output on RTD, which two statements are true? (Choose two.)

A. The SNPA for RTE is the source data link address that is used to transmit frames to RTD.
B. IP routing updates between RTC and RTD will be IP datagrams that are encapsulated by HDLC.
C. IP routing updates between RTC and RTD will be IP datagrams that are encapsulated by CLNS.
D. IP routing updates between RTC and RTD will be CLNS datagrams that are encapsulated by HDLC.
E. Because it is running IS-IS in IP-only mode, RTD will not transmit CLNS packets.
F. The NET for RTE will be 49.0150.0019.06b7.fd5f.00.
Correct Answer: AD Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 14
EIGRP has been configured to operate over Frame Relay multipoint connections. What should the bandwidth command be set to?
A. the CIR rate of the lowest speed connection multiplied by the number of circuits
B. the CIR rate of the lowest speed connection
C. the CIR rate of the highest speed connection
D. the sum of all the CIRs divided by the number of connections
Correct Answer: A Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 15
A router has two paths to reach another network in a different autonomous system. Neither route was generated by the local router and both routes have the same default weight and local preference values. Which statement is true about how BGP would select the best path?
A. If the command bgp always-compare-medhas been given, then the router will prefer the route with the highest MED.
B. The router will prefer the route with the lower MED.
C. The router will prefer the shortest autonomous system path.
D. To influence one route to be preferred, its default local preference value will be changed via the use of the command bgp default local-preference 50.
Correct Answer: C Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 16
Refer to the exhibit. Which router configuration command can be given that will restrict router RTB from sharing its routing information with router RTA?

A. the eigrp stub command on router RTA
B. the eigrp stub command on router RTB
C. the eigrp stub connected command on router RTA
D. the eigrp stub connected command on router RTB
E. the eigrp stub receive-only command on router RTA
F. the eigrp stub receive-only command on router RTB
Correct Answer: F Section: Multiple Choice Questions Explanation
Explanation/Reference: QUESTION 17
When the passive-interface command is used on a router, which two routing protocols will continue to receive routing updates on an interface that is configured as passive? (Choose two.)
A. OSPF
B. RIP
C. RIPv2
D. EIGRP
Correct Answer: BC Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 18
Refer to the exhibit. Routers R1 and R2 are running EIGRP and have converged. On the basis of the information that is presented, which statement is true?

A. All outgoing routing updates from router R1 to router R2 will be suppressed, but the inbound updates will continue to be received.
B. All incoming routing updates from R2 will be suppressed, but the outgoing updates will continue to be sent.
C. Both outgoing and incoming routing updates on R1 will be stopped because of the passive-interface Serial0/0 configuration statement.
D. Both outgoing and incoming routing updates on R1 will be permitted because the distribute-list 20 out Serial0/0 command cannot be used with association with the outgoing interface.
Correct Answer: C Section: Multiple Choice Questions Explanation
Explanation/Reference: QUESTION 19
Refer to the exhibit. On the basis of the partial configuration, which two statements are correct? (Choose two.)

A. Only routes matching 10.0.1.0/24 will be advertised out Ethernet 0.
B. Only routes 10.0.1.0/24 will be sent out all interfaces.
C. Only routes 10.0.1.0/24 will be allowed in the routing table.
D. Only routes matching 10.0.0.0/8 will be advertised out Ethernet 0.
E. Only routes matching 10.0.0.0/8 will be advertised out interfaces other than Ethernet 0.
F. All routes will be advertised out interfaces other than Ethernet 0.
Correct Answer: AE Section: Multiple Choice Questions Explanation
Explanation/Reference:
QUESTION 20
Refer to the exhibit. Network 10.0.0.0/8 is being advertised to autonomous system 65550 via both external links. Which statement about the preferred path to the 10.0.0.0/8 network is true?

A. Router R1 will be preferred because its neighbor has the higher autonomous system number.
B. Router R1 will be preferred because it has the lower neighbor IP address.
C. Router R1 will be preferred because it has a lower local preference.
D. Router R2 will be preferred because its neighbor has a lower autonomous system number.
E. Router R2 will be preferred because it has the higher neighbor IP address.
F. Router R2 will be preferred because it has a higher local preference.
Correct Answer: F Section: Multiple Choice Questions Explanation
Explanation/Reference:
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