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Take Assessment - DRSEnt Final - CCNA Discovery: Introducing Routing and Switching in the Enterprise (Version 4.0)

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1 Top of Form

Which software is typically used on a remote PC to access the enterprise through the Internet via a secure tunnel?

Telnet client

VPN client

FTP client

web browser

2 Top of FormWhich Frame Relay component provides connection status information about PVCs in the network?

CIR

LMI

DLCI

FECN

3 Top of Form

http://assessment.netacad.net/virtuoso/delivery/pub-doc/exam.shtml



Refer to the exhibit. The network is running EIGRP with the default summarization enabled. Users who are connected to both R1 and R3 are complaining of intermittent connectivity. What should be done to solve this problem?

Use RIPv1 instead of EIGRP.

Set a gateway of last resort.

Disable automatic summarization.

Change the LAN address for R3 to 192.168.3.64/26.

4 Top of FormWhat are two WAN protocols that define parameters for data encapsulation? (Choose two.)

PPP

V.35

X.21

HDLC

EIA/TIA-232

5 Top of FormWhy would a network administrator want to limit the size of failure domains when designing a network?

to eliminate the effects of Ethernet collisions

to reduce the impact of a key device or service failure

to reduce the impact of Internet congestion on critical traffic

to eliminate the need to block broadcast packets at the edge of the local network

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6 Top of Form

Which two statements are true about RSTP? (Choose two.)

RSTP can fall back to STP to provide support for legacy equipment.

RSTP and STP have the same number of port states.

Like PortFast and UplinkFast, RSTP is a proprietary protocol.

RSTP takes up to 50 seconds to converge.

RSTP ports, that are not discarding, immediately transition to the forwarding state.

7 Top of Form



Refer to the exhibit. What is the lowest cost OSPF path for traffic that is sourced from H2 and destined for H3?

R3 to R5

R3 to R2 to R5

R3 to R4 to R5

R3 to R2 to R1 to R5

8 Top of FormWhat is the correct wildcard mask to define the supernet 192.168.0.0/22 in an ACL?

0.0.0.31

0.0.0.255

0.0.3.255

0.0.7.255

0.0.255.255

9 Top of Form



Refer to the exhibit. Both switches have been configured with static VLANs. Host A and host C belong to one VLAN and host B and D belong to another VLAN. However, the hosts within the same VLAN are unable to communicate with each other.

Which troubleshooting approach should be followed to resolve this problem?

Explore the possibility of adding a router to the network.

Ensure that both switches are configured for the same native VLAN.

Ensure that the ports connecting the two switches are configured as trunk ports.

Ensure that both switches are configured with an IP address in the same subnet.

10 Top of FormWhich IP address and wildcard mask would be used in an ACL to identify all hosts that are in the same subnet as host 192.168.16.43/28?

192.168.16.0 0.0.0.15

192.168.16.0 0.0.0.31

192.168.16.16 0.0.0.15

192.168.16.32 0.0.0.15

192.168.16.43 0.0.0.31

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11 Top of Form

What is the term for the value 2172416 that is highlighted in the output of the show ip eigrp topology command?

feasible distance of the successor

reported distance of the successor

feasible distance of the feasible successor

reported distance of the feasible successor

12 Top of FormWhy is UDP preferred for transmission of video traffic?

It is a reliable protocol.

It retransmits lost packets.

It is a three-way handshake protocol.

It has low overhead.

13 Top of Form




Which statement is true about the difference between CHAP and PAP in PPP authentication?

PAP and CHAP provide equivalent protection against replay attacks.

PAP sends the password encrypted and CHAP does not send the password at all.

PAP uses a two-way handshake method and CHAP uses a three-way handshake method.

PAP sends the password once and CHAP sends the password repeatedly until acknowledgement of authentication is received.

14 Top of FormWhich two statements are true about the native VLAN on a switch? (Choose two.)

It requires a special VLAN ID tag.

It is unable to be changed to a different VLAN.

Untagged traffic slows the switching process down.

The native VLAN defaults to VLAN 1 on Cisco Catalyst switches.

Untagged frames that are received on a trunk become members of this VLAN.

15 Top of Form

Refer to the exhibit. Router1 and Router2 are both running RIPv2 with autosummarization disabled. Which subnet mask will Router1 associate with network 192.168.4.16/28?

255.255.0.0

255.255.240.0

255.255.255.0

255.255.255.240

255.255.255.248

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16 Top of Form

Which characteristic is associated with a floating static route?

always appears in the routing table

has an administrative distance of 0

is considered the primary route because of its low administrative distance

usually has an administrative distance greater than routes learned from a dynamic routing protocol

17 Top of Form



Refer to the exhibit. Users on the 172.30.20.0/24 network are unable to access any of the servers located on the 192.168.0.0/23 network. Given the network topology and OSPF configuration, what two problems exist in this network? (Choose two.)

There is a routing loop occurring between all three routers.

There is a network statement missing.

Network 172.30.20.0 has an incorrect wildcard mask.

The OSPF area configuration is incorrect.

/23 is an invalid subnet mask for the 192.168.0.0 network.

18 Top of FormA network administrator wants to deny responses to ping requests. Which ACL statement denies ping responses while not affecting other traffic?

access-list 123 deny tcp any any eq 80



access-list 123 deny icmp any any echo-reply

access-list 101 deny tcp any any established

19 Top of Form

Refer to the exhibit. A network support technician has been asked to set an IP address on one of the FastEthernet interfaces on a new router. What is causing the interface to reject the address?

The IP address is already in use.

The technician is using a network address.

The technician is using the wrong subnet mask for /26.

The technician must enable VLSM on the interface.



20 Top of Form

Refer to the exhibit. Which Telnet session will be blocked as a result of the displayed commands?

the session from host A to host B

the session from host B to hosts C and D

the session from host B to hosts E and F

the session from host E and host F to host A and host B

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21 Top of Form

What are two characteristics of an extended ACL? (Choose two.)

IP is used to specify TCP traffic only.

IP is used to specify TCP and UDP traffic only.

IP is used to specify all TCP/IP protocols including TCP, UDP, ICMP and routing protocols.

Traffic can be filtered on source address only.

Traffic can be filtered on source and destination address only.

Traffic can be filtered on source and destination address, protocol, and specific port number.

22 Top of Form

Refer to the exhibit. R1 and R2 are connected via serial interfaces. Both interfaces show that there is Layer 2 connectivity between them. The administrator verifies that CDP is operational; however, pings between the two interfaces are unsuccessful. What is the cause of this connectivity problem?

no set loopback

incorrect subnet mask on R2

incompatible bandwidth

incorrect IP address on R1



incompatible encapsulation

23 Top of FormWhat are two features of an ACL? (Choose two.)

A single ACL applied to a router interface will affect both inbound and outbound traffic.

An ACL without a permit statement blocks all traffic.

All Cisco ACLs end with an implicit deny statement.

An ACL is active immediately after it has been created in global configuration mode.

A router compares a packet to all statements of an ACL before permitting or denying access through an interface.

24 Top of Form

Refer to the exhibit. All routers are configured to use the EIGRP routing protocol, and the network administrator has configured the serial interface with the displayed commands. Which summary route will show in the routing table of R1 as a result of these commands?

a route pointing to the FastEthernet0/0 interface

a route pointing to the Serial0/0/0 interface

a route pointing to the Null0 interface

a route pointing to the loopback0 interface

25 Top of Form




Refer to the exhibit. All hosts on network 172.16.1.0/24 except the host 172.16.1.5 should be denied access to network 172.16.4.0/24. All other networks should be accessible. The ACL is configured on both routers. Which sequence of commands will accomplish this goal?

A(config)# interface fastethernet0/0A(config-if) ip access-group 10 inA(config)# interface serial0/0/0A(config-if) ip access-group 10 outB(config)# interface fastethernet0/0B(config-if) ip access-group 10 outB(config)# interface fastethernet0/1B(config-if) ip access-group 10 outB(config)# interface serial0/0/1B(config-if) ip access-group 10 out

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Take Assessment - DRSEnt Final - CCNA Discovery: Introducing Routing and Switching in the Enterprise

(Version 4.0)

Time Remaining:

26 Top of Form

Refer to the exhibit. Which IP address can be used at the Fa0/0 interface of R1 to enable host A to access the Internet?

192.168.1.65/27

192.168.1.32/27

192.168.1.63/27

192.168.1.61/27

27 Top of Form

Refer to the exhibit. What is the correct summary address for the contiguous address group that is shown?

172.18.8.0/22

172.18.8.0/23

172.18.8.0/24

172.18.8.0/25

172.18.8.0/28

28 Top of FormIf a modem is being used to connect to an ISP, which WAN connection type is being used?

leased line

cell switched




circuit switched

packet switched

29 Top of FormWhat do companies gain from the services performed at the enterprise edge?

faster communication with server farms

stronger security against malicious attacks

faster communication with Internet destinations

enhanced performance and reliability through VLANs and redundant trunk links

30 Top of Form

Refer to the exhibit. EIGRP has been configured for all routers in the topology. Given the exhibited metric values, which path will be selected by the DUAL algorithm as a successor and feasible successors or feasible successor for traffic that travels from router A to router E?

Path A-B-E will be selected as a successor. Both paths A-C-E and A-D-E will be selected as feasible successors.

Path A-D-E will be selected as a successor. Both paths A-B-E and A-C-E will be selected as feasible successors.

Path A-B-E will be selected as a successor. Path A-C-E will be selected as a feasible successor.

Path A-D-E will be selected as a successor. Path A-B-E will be selected as a feasible successor.

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31 Top of Form

If an authentication protocol is configured for PPP operation, when is the client or user workstation authenticated?

prior to link establishment

during the link establishment phase

before the network layer protocol configuration begins

after the network layer protocol configuration has ended

32 Top of Form

Refer to the exhibit. R1 is using the default OSPF operation. Which IP address will be used as the router ID of R1?

192.168.201.1

172.16.1.1

10.10.10.1



10.1.1.1

33 Top of FormWhat are two ways VLAN memberships can be created in an enterprise network? (Choose two.)

manually configuring the switch ports to be part of a VLAN

allowing the user to choose a specific VLAN through a GUI menu

configuring the switch to allow VLAN membership based on NetBIOS association

implementing an access list that specifies which devices are placed into specific VLANs.

associating MAC addresses to specific VLANs in a VLAN management policy server database

manually configuring the host devices to be part of a VLAN

34 Top of Form

Refer to the exhibit. A packet with a destination IP address of 192.168.1.22 has entered router R1. How will this packet be routed?

It will be dropped.

It will be routed out interface Serial0/0/1.

It will be routed out interface Serial0/0/0.

It will be routed out interface FastEthernet0/0.

35 Top of FormAn administrator wants to configure a new Cisco Catalyst 2960 switch in order to manage the switch remotely. After configuring the vty lines to allow login, which set of commands should the administrator enter?

Switch(config)# line console 0Switch(config-line)# password ciscoSwitch(config-line)# loginSwitch(config-line)# exitSwitch(config)# interface vlan 1Switch(config-if)# ip address 192.168.1.5 255.255.255.0Switch(config-if)#exitSwitch(config)# line console 0Switch(config-line)# password ciscoSwitch(config-line)# loginSwitch(config-line)# exitSwitch(config)# ip default-gateway 192.168.1.1Switch(config)# interface vlan 1Switch(config-if)# ip address 192.168.1.5 255.255.255.0Switch(config-if)# no shutdown




Switch(config-if)# exitSwitch(config)# ip default-gateway 192.168.1.1

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36 Top of Form

Which two statements describe how the information contained in a BPDU is used by a switch? (Choose two.)

to set the duplex mode of a redundant link

to activate looped paths throughout the network

to determine the root bridge

to prevent loops by sharing routing tables between connected switches

to determine which ports are placed in forwarding mode

37 Top of Form



Refer to the exhibit. OSPF is enabled and the network is fully converged. Which two routers will be designated as the DR and BDR, if all the routers are booted at the same time? (Choose two.)

R1 will be the DR.

R4 will be the DR.

R5 will be the DR.

R2 will be the BDR.

R3 will be the BDR.

R4 will be the BDR.

38 Top of Form

Refer to the exhibit. The network administrator configured the routers using the displayed commands, but the network fails to converge. What can the network administrator do to solve this problem?

Issue the network commands correctly on both routers.


Configure the wildcard masks correctly on both routers.

Issue the no auto-summary command.

Configure both routers with different autonomous numbers.

39 Top of FormWhat are three correct host addresses in the 172.16.0.0/17 network? (Choose three.)

172.16.0.255

172.16.16.16

172.16.127.127

172.16.128.1

172.17.1.1

172.18.1.1

40 Top of Form

Refer to the exhibit. EIGRP has been configured on all routers in the network with default values. Which route will be installed in the routing table of R1 to reach the 10.1.2.0/24 network?

The route through R2 will be installed.

The route through R3 will be installed.

Both of the routes through R2 and R3 will be installed.

No route will be installed because of the "passive" state.

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41 Top of Form


Refer to the exhibit. Host A originates and sends broadcast frames to the network. Which hosts will receive the broadcast frames?

hosts B and C

hosts D and G

hosts A, B, and C

hosts A, D, and G

all hosts

42 Top of FormWhat information is displayed in the output of the show version command on a router?

interface addresses

routing table entries

amount of flash memory

configured routing protocols

43 Top of Form



Refer to the exhibit. Routers R1 and R2 are directly connected via interface Serial0/0 on each router but they are unable to communicate. What could be the cause of the problem?

The MTU is too high on both routers.

The routers are not on the same network.

A loopback address is required on both routers.

The routers are not using the same encapsulation.

Both interfaces require a no shutdown command to be issued.

44 Top of Form

Refer to the exhibit. The network administrator has implemented NAT on R1. Which two addresses are valid inside global addresses? (Choose two.)

192.168.1.1

192.168.1.2

198.133.219.1

198.133.219.102

198.133.219.103


45 Top of FormWhat will allow a LAN switched network to maintain VLAN configuration consistency across the network?

Enable CDP on all switch access ports.

Configure DTP on all trunk ports.

Enable STP on all switches.

Configure VTP on all switches.

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46 Top of Form

A RIPv2 enabled router has been configured with the redistribute static command. What function does this command serve?

creates a default route

propagates a default route to neighboring routers

allows the default administrative distance for static routes to be altered

establishes a backup static route which can be used if the dynamic routing protocol fails

47 Top of Form




Refer to the exhibit. All routers are configured to use OSPF with the default configuration. The network administrator wants to ensure that R1 will be the DR when the routers are booted.

What are two ways the network administrator could accomplish this goal?

Configure the OSPF priority value of the Fa0/0 interface of R1 to 0.

Configure the router ID of R2, R3, and R4 to a higher value than R1.

Change the priority value of the Fa0/0 interface of R2, R3, and R4 to 255.

Configure a loopback interface on R1 with an IP address higher than any IPaddress on the other routers.

Configure the OSPF priority value of the Fa0/0 interface of R1 to a higher value than the Fa0/0 interface of any other router.

48 Top of Form


Refer to the exhibit. What is the purpose of the command: RouterA(config)# access-list 1 permit 192.168.16.0 0.0.0.255?

It identifies traffic on all inside interfaces to be translated and given access to the ISP router.

It identifies traffic from the fa0/1 interface to be translated and given access to the ISP router.

It allows traffic from the ISP to reach all of the inside interfaces.

It identifies traffic from the fa0/0 interface to be translated and given access to the ISP router.

It allows traffic from the ISP router to the fa0/1 interface.

49 Top of Form

Refer to the exhibit. The network administrator has used classless routing in the network. What is the result of running the displayed command?

All packets that are destined for address 10.12.0.1/22 will be forwarded via serial0/0/0.




50 Top of Form



Refer to the exhibit. The network administrator has configured R1, R2, and R3 to use RIPv2, and the network is fully converged. The hosts on the internal network are able to access R2, but they are unable to access the Internet.

How can the administrator solve this problem?

Enable the Serial0/0/0 interface of R2.

Configure a default route on R2 via Serial0/0/0 and propagate it to R1 and R3 using RIPv2.

Configure a default route on the ISP via Serial0/0/0.

Configure the correct subnet mask on the Serial0/0/0 interface of R2.

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