Cisco Ccna Exam Questions: June 2013

A network administrator is analyzing routing update behavior on a network that has both EIGRP and OSPF configured on all routers. Both protocols appear in the output of show ip protocols. However, only EIGRP internal routes appear in the routing tables. Which statement correctly explains the scenario?

The OSPF protocol has a higher cost than EIGRP.
The EIGRP protocol has a lower metric than OSPF.
The EIGRP protocol was configured first on the router.
The EIGRP protocol has a lower administrative distance than OSPF.

Refer to the exhibit. How many routes are both level 1 and qualify for use as an ultimate route?

Which statement is true about the metrics used by routing protocols?

A metric is a value used by a particular routing protocol to compare paths to remote networks.
A common metric is used by all routing protocols.
The metric with the highest value is installed in the routing table.
The router may use only one parameter at a time to calculate the metric.

Refer to the exhibit. An administrator is attempting to configure a router by copying and pasting the commands that are shown in the exhibit. However, only one of the FastEthernet interfaces is coming up. What is the problem?

Both interfaces are in the same IP subnet.
FastEthernet0/1 does not have a description.
There can be only one FastEthernet interface enabled on a router at one time.

Refer to the exhibit. If the EIGRP routing protocol is used throughout the network, which IP address and mask prefix should be sent by router R1 to the Edge router as a result of manual summarization of LANs A, B, C, and D?

192.168.4.0/20
192.168.4.0/22
192.168.4.0/24
192.168.4.0/26

Which of the following are primary functions of a router? (Choose two.)

packet switching
microsegmentation
domain name resolution
path selection
flow control

Which two statements about routing protocols are accurate? (Choose two.)

OSPF supports VLSM.
RIPv1 supports VLSM.
RIPv2 does not have a hop count limit.
EIGRP supports discontiguous network designs.
RIPv2 does not support discontiguous network designs.

Refer to the exhibit. Routers 1 and 2 are directly connected over a serial link. Pings are failing between the two routers. What change by the administrator will correct the problem?

Set the encapsulation on both routers to PPP.
Decrease the bandwidth on Serial 0/1/0 on router 2 to 1544.
Change the cable that connects the routers to a crossover cable.
Change the IP address on Serial 0/1/0 on router 2 to 192.168.0.1/30.

Refer to the exhibit. After the commands are entered, which password will be required to establish a Telnet session with the router?

cisco
letmein
please
access

In an examination of two OSPF routers that fail to exchange information, it is determined that they have not become OSPF neighbors. Which two configuration values must match for the OSPF routers to become neighbors?

neighbor ID and router ID
dead time and hello time
OSPF area and neighbor ID
OSPF area and interface priority

Refer to the exhibit. Both routers are using the RIPv2 routing protocol and static routes are undefined. R1 can ping 192.168.2.1 and 10.1.1.2, but is unable to ping 192.168.4.1.

What is the reason for the ping failure?

A network administrator is using an application that is monitoring packets on the network and sees an EIGRP update packet. What is the purpose of the update packet?

The packet is sent to discover neighbors within the EIGRP network.
The packet is sent to search for network devices within an EIGRP network.
The packet is used to propagate routing information within the EIGRP network.
The packet is used to send an unreachable reply to another router within the EIGRP network.
The packet is used to notify all routers that EIRGP has failed on one of the routers within the EIGRP network.

Refer to the exhibit. Routers R1 and R3 use different routing protocols with default administrative distance values. All devices are properly configured and the destination network is advertised by both protocols.

Which path will be used to transmit the data packets from PC1 to PC2?

Refer to the exhibit. What OSPF network statements are required for the router B to advertise the three networks that are attached?

router ospf 1
network 10.0.0.0 0.0.0.255 area 0

router ospf 1
network 10.1.1.0 0.3.255.255 area 0
network 10.10.1.0 0.255.255.255 area 0
network 10.20.1.0 0.255.255.255 area 0

Refer to the exhibit. RouterA and RouterB cannot successfully exchange EIGRP routes. What is the problem?

Which additional piece of information is included in the updates of classless routing protocols to support the use of VLSM and discontiguous networks?

metric
network mask
neighbor router ID
administrative distance

Because of a topology change, the next hop IP address in the current static route must be reconfigured. How can a static route entry be altered to accommodate a topology change?

Keep the existing static route and configure a new static route with the correct next hop IP address.
Negate the existing static route and configure a new static route with the correct next hop IP address.
Do nothing. The existing static route will automatically update the next hop entry with the new IP address.
Keep the existing static route, reload the router, and configure a new static route with the correct next hop IP address.

Refer to the exhibit. Why is the state of the serial0/0/0 interface administratively down?

An IP address has not been configured on the interface.
The WIC was installed into the incorrect slot on the router.
The default encapsulation on the interface has been modified.
The no shutdown command has not been executed on the interface.

Why is fast convergence desirable in networks that use dynamic routing protocols?

Hosts are unable to access their gateway until the network is converged.
Routers will not allow packets to be forwarded until the network is converged.
Routers may make incorrect forwarding decisions until the network has converged.
Routers will not allow configuration changes to be made until the network has converged.

A network technician is configuring a Cisco 2811 router. The technician types conf at the privileged level command prompt and presses the TAB key. What action will the router take?

It will revert to the user mode.
It will perform an auto-complete function.
It will go into the global configuration mode.
It will give an error message that indicates a bad command was entered.

Refer to the exhibit. A network administrator is trying to determine why router JAX has no OSPF routes in its routing table. All routers are configured for OSPF area 0. From the JAX router, the administrator is able to ping its connected interfaces and the Fa0/1 interface of the ORL router but no other router interfaces. What is a logical step that the network administrator should take to troubleshoot the problem?

A network administrator adds the default-information originate command to the configuration of a router that uses RIP as the routing protocol. What will result from adding this command?

The router will be reset to the default factory information.
The router will not forward routing information that is learned from other routers.
The router will propagate a static default route in its RIP updates, if one is present.
The router will only forward packets that originate on directly connected networks.

Refer to the exhibit. Which route will be installed in the routing table on R1 to forward traffic from PC1 to the web server?

the static route
the route learned via OSPF

Refer to the exhibit. Routers RTRA and RTRB are running OSPF. What entry does RTRA add in the routing table when Serial 0/0/0 receives an update about the network that is attached to RTRB?

O 172.16.7.0/30 [110/51] via 10.10.10.2, 00:00:25, Serial0/0/0

O 172.16.7.16/28 [110/51] via 10.10.10.2, 00:00:25, Serial0/0/0

O 172.16.7.0/24 [110/51] via 10.10.10.2, 00:00:25, Serial0/0/0

Refer to the exhibit. The network administrator has run the following command on R1.

R1(config)# ip route 192.168.2.0 255.255.255.0 172.16.1.2

What is the result of running this command?

Traffic for network 192.168.2.0 is forwarded to 172.16.1.2.
This route is automatically propagated throughout the entire network.
Traffic for all networks is forwarded to 172.16.1.2.

Refer to the exhibit. Cost for each path are shown. If all routers are configured to use OSPF, what would be the path of a packet sent from Router C to Router D if Router A was down?

C-B-E-D
C-B-A-D
C-F-E-D
C-F-B-A-D
C-F-E-A-D

Which prompt is used to allow a user to change the IP address of an interface on a router?

Router>
Router#
Router(config)#
Router(config-if)#

Refer to the exhibit. Which path will traffic from the 172.16.1.0/24 network take to get to the 10.0.0.0/24 network?

ADC
ABC

Refer to the exhibit. Which summarization should R1 use to advertise its networks to R2?

192.168.1.0/24
192.168.0.0/24
192.168.0.0/22
192.168.1.0/22

Which two statements are true about the EIGRP successor route? (Choose two.)

It is saved in the topology table for use if the primary route fails.
It may be backed up by a feasible successor route.
It is used by EIGRP to forward traffic to the destination.
It is flagged as active in the routing table.
After the discovery process has occurred, the successor route is stored in the neighbor table.

Which of the following are required when adding a network to the OSPF routing process configuration? (Choose three.)

network address
loopback address
autonomous system number
subnet mask
wildcard mask
area ID

A network administrator is setting up a new router with a device name of Admin, an encrypted password of cangetin, and the IP address 192.168.1.22/29 assigned to the first FastEthernet interface. Which command sequence correctly configures this router?

Router(config)# hostname Admin
Admin(config)# enable secret cangetin
Admin(config)# interface fa0/1
Admin(config-if)#ip address 192.168.1.22 255.255.255.248

Router(config)# hostname Admin
Admin(config)# enable password cangetin
Admin(config)# interface fa0/1
Admin(config-if)# ip address 192.168.1.22 255.255.255.248

Router(config)# hostname Admin
Admin(config)# enable secret cangetin
Admin(config)# interface fa0/0
Admin(config-if)# ip address 192.168.1.22 255.255.255.248

Router(config)# hostname Admin
Admin(config)# enable password cangetin
Admin(config)# interface fa0/0
Admin(config-if)# ip address 192.168.1.22 255.255.255.248

A network administrator is troubleshooting a RIPv2 network that is not converging as expected. Which command can the administrator use on each router to view the RIPv2 updates as they are received?

debug ip rip
show ip route
debug ip routing
show ip protocols
show ip interface brief

You have been asked to explain converged networks to a trainee. How would you accurately describe a converged network?

A network is converged when all routers have formed an adjacency.
A network is converged immediately after a topology change has occurred.
A network is converged when all routers flush the unreachable networks from their routing tables.
A network is converged after all routers share the same information, calculate best paths, and update their routing tables.

Refer to the exhibit. A ping between host A and host B is successful, but pings from host A to operational hosts on the Internet fail. What is the reason for this problem?

The FastEthernet interface of R1 is disabled.
One of the default routes is configured incorrectly.
A routing protocol is not configured on both routers.
The default gateway has not been configured on host A.

Refer to the exhibit. A network engineer removes a new router from the shipping container and powers on the router to ensure it passes POST. Which port would the engineer use to perform the initial configuration?

Refer to the exhibit. A network engineer removes a new router from the shipping container and powers on the router to ensure it passes POST. Which port would the engineer use to perform the initial configuration?

AUX
console
FE0/0
FE0/1

A network administrator configures a new router and saves the configuration. The router is taken to the installation site and installed. On startup, what component will the router search first by default for the saved configuration?

CompactFlash
CPU
boot ROM
flash
NVRAM
UART

A router in an EIGRP enterprise network has a default route configured via the interface that connects to the ISP. Which command would the network administrator apply on this router so that other routers in the EIGRP AS 100 network will use this default route?

redistribute static
redistribute eigrp 100
redistribute connected
default-information originate

Refer to the exhibit. A network administrator is investigating why data packets with destination addresses of 172.16.10.10 and 192.168.10.100 are being dropped instead of being forwarded via the static route as expected. After confirming that the ip classless command has been applied on all routers in the network, what other action should the administrator take to ensure that data packets to these addresses are forwarded via the static route?

Check that all routers are configured with the same autonomous system number.
Issue the no auto-summary command within the EIGRP configuration of all routers.

Refer to the exhibit. Two connected routers are unable to establish adjacency. Based on the show ip ospf interface output, what could be the problem?

The dead timers do not match.
The routers have not reached full state.
The two routers are in different autonomous systems.
The physical interface between the two routers is down.

Refer to the exhibit. Which two statements are true based on the exhibited output? (Choose two.)

Refer to the exhibit. Which two statements are true based on the exhibited output? (Choose two.)

Automatic summarization is disabled.
The EIGRP routing protocol is being used.
There is one feasible successor in the routing table.
The serial interface S0/0/0 is administratively down.
The router created the route to 172.16.1.0/24 via the S0/0/0 interface.

Which two commands can be used to modify the default OSPF metric calculation of a link? (Choose two.)

R1(config-if)# bandwidth
R1(config-if)# ip ospf cost
R1(config-if)# ip ospf priority
R1(config-if)# ip ospf hello-interval
R1(config-router)# default-information originate

Refer to the exhibit. If the attached device is configured correctly, what action can be taken to change the state of FastEthernet0/0 to Up Up?

Attach a crossover cable to the interface.
Change the encapsulation on the interface to HDLC.
Issue the no shutdown command for the interface.
Set the clock rate for the interface to 56000.

Refer to the exhibit. Which two interface variables will determine the metric that is used on EIGRP routes? (Choose two.)

load
delay
reliability
hop count
bandwidth

Refer to the exhibit. A network administrator configures a static route on router R1 to reach the 192.168.1.0/24 network. Which IP address should be used as the next-hop address in the ip route command?

192.168.1.1
192.168.2.1
192.135.250.1
192.135.250.2

Refer to the exhibit. Which solution provides the most efficient use of router resources for forwarding traffic between BR and HQ?

RIP
RIPv2
EIGRP
static routes

Refer to the exhibit. Routers R1 and R2 are directly connected through a FastEthernet link but cannot form a neighbor adjacency. What could resolve the problem?

The cost on R1 should be set higher.
The priority on R1 should be set higher.
The OSPF process ID numbers must match.
A backup designated router needs to be added to the network.
The hello and dead timers must be configured with the same values on both routers.

Refer to the exhibit. The network is configured for RIPv2 routing. What path will a packet from router A take to reach the LAN that is attached to router F if the 56 kb/s link between router A and router E fails?

A, B, C, F
A, B, C, E, F
A, D, G, H, F
A, D, G, E, F
A, D, G, E, H, F

Refer to the exhibit. Which option will provide the configuration that is needed for router R1 to dynamically learn routes to the 192.168.100.16/28, 192.168.100.32/28, and 192.168.100.48/28 subnetworks?

with static routes
with a routed protocol
with a routing protocol
with directly connected routes

Refer to the exhibit. Based on the partial output in the exhibit, why can users establish a console connection to this router without entering a password?

The login command was not entered on the console line.
The enable password should be an enable secret password.
No username and password combination has been configured.
Console connections cannot be configured to require users to provide passwords.

Which router mode is accessed by entering the enable command?

user EXEC
privileged EXEC
global configuration
interface configuration

When connecting two devices, which situation would normally require the use of a crossover cable?

connecting a host to a switch
connecting a switch to a router
connecting a switch to a switch
connecting a host to a router console port

A network administrator must use the subnet 172.16.128.0/18 to create 6 additional subnets each containing up to 2000 hosts for local LANs. Which subnet mask should the administrator use to create the new subnets?

255.255.224.0
255.255.240.0
255.255.248.0
255.255.252.0

A network administrator is in charge of two separate networks that share a single building. What device will be required to connect the two networks and add a common connection to the Internet that can be shared?

hub
router
access point
Ethernet switch

Refer to the exhibit. Which combination of IP address and subnet mask can be used on the serial interface of Router2 in order to put the interface in the same network as the serial interface of Router1?

IP 172.16.0.18, subnet mask 255.255.255.0
IP 172.16.32.15, subnet mask 255.255.255.240
IP 172.16.0.18, subnet mask 255.255.255.252
IP 172.16.32.18, subnet mask 255.255.255.252

Which statement correctly describes a feature of RIP?

RIP is a link-state routing protocol.
RIP uses only one metric—hop count— for path selection.
Advertised routes with hop counts greater than 10 are unreachable.
Messages are broadcast every 10 seconds.

Refer to the exhibit. How many routes are ultimate routes?

3
4
5
7

Refer to the exhibit. A network administrator wants to reduce the size of the routing table of R1. Which partial routing table entry in R1 represents the route summary for R2, without including any additional subnets?

10.0.0.0/16 is subnetted, 1 subnets
D 10.5.0.0[90/205891] via 192.168.1.2, S0/0/0
10.0.0.0/24 is subnetted, 4 subnets
D 10.5.0.0[90/205198] via 192.168.1.2, S0/0/0
10.0.0.0/22 is subnetted, 1 subnets
D 10.5.0.0[90/205901] via 192.168.1.2, S0/0/0
10.0.0.0/8 is subnetted, 4 subnets
D 10.5.0.0[90/205001] via 192.168.1.2, S0/0/0

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