1 In which VTP mode can a switch create VLANs, ignore VTP messages, and not pass local VLAN information to other VTP domain members?

transparent***

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

IP is used to specify all TCP/IP protocols including TCP, UDP, ICMP and routing protocols.*** Traffic can be filtered on source and destination address, protocol, and specific port number.***

3 Which two statements are true regarding a PPP connection between two Cisco routers? (Choose two.)

LCP tests the quality of the link.*** LCP manages compression on the link***

4 Assuming VLSM is not being used, what impact will adding the command ip route 172.16.64.0 255.255.240.0 serial0/0 have on a router that is already operational in a network?

All packets with a destination address between 172.16.64.1 and 172.16.79.254 will be forwarded out serial0/0.***

5 Refer to the exhibit. The network is using OSPF as the routing protocol. A network administrator issues the show ip ospf neighbor command to check the status of operation. Which statement is true?

RA has established adjacencies with all neighbor routers.***

6 A sales representative is preparing to send sensitive information to corporate headquarters from a hotel room using the Internet. Prior to the trip, the IT staff made the necessary provisions to allow secure Internet access. What solution was iplemented for the sales representative?

VPN***

7 Refer to the exhibit. A network administrator noticed that the VLAN configuration changes at SW2 did not propagate to SW3. On the basis of the partial output of the show vtp status command, what is the possible cause of the problem?

SW3 is configured as transparent mode.***

8 Refer to the exhibit. Because of continuing instability of one of the serial links in the OSPF network, a network administrator configures router ASBR as shown. Which two statements will be a result of this configuration? (Choose two.)

A summary route of 192.168.0.0/22 will be advertised to the ISP router.*** Negative effects of route flapping will be reduced.***

9 Which two criteria are used by STP to select a root bridge? (Choose two.)

bridge priority*** base MAC address***

10 A company is using a Class B IP addressing scheme and expects to need as many as 150 networks. What is the correct subnet mask to use with the network configuration?

255.255.255.0***

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

reported distance of the feasible successor***

12 Refer to the exhibit. RIPv2 is configured in the network shown. Hosts in the network have access to all internal networks but do not have Internet access. On which router should the commands, shown in the exhibit, be added to provide Internet access for all hosts in the network?

R2***

13 What do companies gain from the services performed at the enterprise edge?

stronger security against malicious attacks***

14 Refer to the exhibit. A network administrator wishes to deny Internet access to all R2 LAN hosts, while allowing these costs to reach all other devices on the company networks. Where the ACL shown in the exhibit should be placed to meet these requirements?

R1: S0/1/0 outbound***

15 Refer to the exhibit. In what sequence (from first to last) does an OSPF router check the parameters listed when selecting the DR?

C, B, A, D***

16 What two statements are true regarding EIGRP tables? (Choose two.)

A feasible successor route can be found in the topology table.*** The topology table shows whether a route is in the passive or active state.***

17 Refer to the exhibit. Assuming that all three routers are configured with the EIGRP routing protocol and sharing information, what information can be gathered from the show ommand output?

Router B has not formed an adjacency with router C.***

18 Which three statements are true about RSTP? (Choose three.)

RSTP can fall back to STP to provide support for legacy equipment.*** RSTP requires a point-to-point, full-duplex connection.*** RSTP views all ports that are not discarding as part of an active topology.***

19 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 technician is using a network address.***

20 Refer to the exhibit. A network administrator enters the command ip route 10.10.4.16 255.255.255.248 s0/0/1 into the router. What will be the result of this configuration?

A static route pointing to 10.10.4.16/29 is placed into the routing table.***

21 Refer to the exhibit. R1 is connected to the Internet through its serial 0/0/0 interface. Hosts on the 192.168.100.0/24 LAN on R1 cannot communicate with hosts on the Internet. What two NAT configuration issues might explain this failure? (Choose two.)

The inside interface has not been defined on R1.*** The outside interface has not been defined on R1.***

22 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?

incorrect subnet mask on R2***

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

to determine the root bridge*** to determine which ports are placed in forwarding mode***

24 When MD5 authentication is used for OSPF routing protocol authentication, what two facts are known about the key? (Choose two.)

The key is used to help generate an encrypted number for authentication.*** The key is never transmitted.***

25 Refer to the exhibit. If router RTA fails, which statement is true?

Hosts A and B can reach each other, but cannot reach hosts C and D or the server.***

26 Which command should a network administrator issue to disable default summarization in an EIGRP network?

Router(config-router)# no auto-summary***

27 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 network statement missing.*** Network 172.30.20.0 has an incorrect wildcard mask.***

28 Refer to the exhibit. Which IP addressing scheme would be correct for the network?

Option 2 H1-172.18.0.10/16*** H2-172.19.0.10/16 H3-172.18.0.11/16

29 Refer to the exhibit. An administrator is adding a new router to the network. The IP address 192.168.13.6/30 has been assigned to the connecting serial interface on R2. What IP address must the administrator assign to the serial interface of the new router?

192.168.13.5/30***

30 After comparing a previous baseline to current network statistics, the network engineer has discovered a significant increase in unwarranted traffic to the extranet. Which two steps simplify administration and control the unwanted traffic? (Choose two.)

define an ACL at the distribution layer to isolate packets*** add an ACL at the router in the enterprise edge to block the traffic***

31 Which statement is accurate about the CIR in Frame Relay?

It is possible to burst over the CIR if bandwidth is available.***

32 A sales representative is using a wireless connection to make a VoIP call. Which protocol will be used to transport the voice packets?

UDP***

33 A network administrator wants to deny responses to ping requests. Which ACL statement denies ping responses while not affecting other traffic?

access-list 123 deny icmp any any echo-reply***

34 Why would a network administrator want to limit the size of failure domains when designing a network?

to reduce the impact of a key device or service failure***

35 What are two benefits of implementing VLANs in an enterprise network? (Choose two.)

provides segmentation of broadcast domains*** allows for the logical grouping of devices despite physical location***

36 Which three IP addresses are valid host addresses in the 10.200.0.0/20 network? (Choose three.)

10.200.11.69*** 10.200.0.255*** 10.200.15.240***

37 Refer to the exhibit. Assuming that the RIPv1 routing protocol is enabled and that all networks are being advertised, which statement is true?

None of the packets from H1 that are destined to H2 will arrive at H2.*** Approximately half the traffic from H1 that is destined to H2 will reach R3.***

38 Refer to the exhibit. Which route will appear in the routing table?

R 10.10.4.0/24 [120/1] via 10.10.10.1, 00:00:12, FastEthernet0/1***

39 Refer to the exhibit. Server7 has been added to the server farm network. The hosts can ping Servers 2 and 3 and Server2 and Server3 can ping each other. Server7 cannot ping the other servers connected to the switch. What is the cause of this problem?

The switch port used for Server7 is not in the same VLAN as Server2 and Server3.***

40 What will be the two wildcard masks required in an extended access list statement that blocks traffic to host 192.168.5.45 from the 172.16.240.0/27 network? (Choose two.)

0.0.0.0*** 0.0.0.31***

41 If a modem is being used to connect to an ISP, which WAN connection type is being used?

circuit switched

42 Refer to the exhibit. A network administrator must manually summarize all IP addresses on the POP router for the ISP. Which one is the correct summary address?

192.168.0.0/22***

43 Refer to the exhibit. OSPF is enabled and the network has completely converged. Which two routers will be designated as DROTHER routers? (Choose two.)

R1*** R2***

44 Refer to the exhibit. What two conclusions can be drawn from the displayed output? (Choose two.)

Network 172.20.1.4 can be reached through two possible routes of equal cost.*** The addresses on this network were created using VLSM.***

45 Refer to the exhibit. What two pieces of information can be gathered from the output of this command? (Choose two.)

The output verifies that EIGRP is advertising only the networks in the same AS***. The Null0 interface indicates that this is not an actual path, but a summary for advertising purposes.***

46 Refer to the exhibit. What three facts represent the result of DR and BDR elections in this OSPF network? (Choose three.)

RTD will be the DR of 10.4.0.0/28.*** RTB will be the DR of 10.7.0.0/28.*** RTA will be the BDR of 10.4.0.0/28.***

47 Refer to the exhibit. Internet access is crucial***

This is expected because the link to ISP1 is active. If the link to ISP1 goes down, then the first default route will be installed into the routing table.***

48 Refer to the exhibit. If R4 is announcing all shown internal networks as a summary address to the ISP, which summary address will be most specific?

192.168.8.0/21***

49 Which two statements are true about the native VLAN on a switch? (Choose two.)

The native VLAN defaults to VLAN 1 on Cisco Catalyst switches.*** Untagged frames that are received on a trunk become members of this VLAN***

50 Refer to the exhibit. A company has recently installed a new switch (S2) into their network.After several minutes, the network administrator notices that the new VLAN information is not being propagated to the new switch. Given the show vtp status command output, what is the possible problem that prevents the information from being received by the new switch?

VTP version mismatch ***

51 Refer to the exhibit. All routes in the exhibit are available to a router. Which two routes will be placed into the routing table? (Choose two.)

B*** C***

52 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 from the fa0/0 interface to be translated and given access to the ISP router***

53 The headquarters of a corporation uses static routes to connect to three branch offices. What are two advantages of using static routes for the WAN connections? (Choose two.)

Static routes are more secure.*** They are more stable and less susceptible to network changes in the interior gateway protocol.***

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

55 Which two statements are true about RIPv1 and RIPv2? (Choose two.)

Both versions support the features of split horizon and poison reverse*** By default, both versions automatically summarize routes.***

56 Which bandwidth allocation technique minimizes bandwidth waste by reallocating unused time slices to communicating users?

STDM***

57 Refer to the exhibit. What is represented by the Null0 route for the 128.107.0.0 network? a summary route for advertising purposes, not an actual path*** 58 If an authentication protocol is configured for PPP operation, when is the client or user workstation authenticated? before the network layer protocol configuration begins***superfoetation