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CCNA QUESTION & ANSWERS BLOG 640 - 802 CCNA ANSWERS

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CCNA 3 Final Exam V4.0 Answers
1. Which security protocol or measure would provide the greatest protection for a wireless LAN? WPA2 cloaking SSIDs shared WEP key MAC address filtering 2. Refer to the exhibit. All trunk links are operational and all VLANs are allowed on all trunk links. An ARP request is sent by computer 5. Which device or devices will receive this message? only computer 4 computer 3 and RTR-A computer 4 and RTR-A computer 1, computer 2, computer 4, and RTR-A

computer 1, computer 2, computer 3, computer 4, and RTR-A all of the computers and the router 3. Refer to the exhibit. Hosts A and B, connected to hub HB1, attempt to transmit a frame at the same time but a collision occurs. Which hosts will receive the collision jamming signal? only hosts A and B only hosts A, B, and C only hosts A, B, C, and D only hosts A, B, C, and E 4. Refer to the exhibit. Router RA receives a packet with a source address of 192.168.1.65 and a destination address of 192.168.1.161. What will the router do with this packet? The router will drop the packet. The router will forward the packet out interface FastEthernet 0/1.1. The router will forward the packet out interface FastEthernet 0/1.2. The router will forward the packet out interface FastEthernet 0/1.3. The router will forward the packet out interface FastEthernet 0/1.2 and interface FastEthernet 0/1.3. 5. Refer to the exhibit. Which two settings show the default value of VTP configuration on a Cisco 2960 switch? (Choose two.) revision number existing VLANs operating mode domain name pruning mode 6. Which value determines if a switch becomes the central point of reference in the spanning tree topology? lowest bridge ID highest revision number lowest numeric IP address highest numeric MAC address 7. What is the purpose of the Spanning Tree algorithm? It propagates VLAN configurations to other switches. It restricts broadcast packets to a single VLAN.

The network administrator has just added VLAN 50 to Switch1 and Switch2.10. 8. The computers in each office are not able to ping each other. Refer to the exhibit.17. and D are correctly configured with IP addresses in the subnet range for VLAN 50. B.) requires less equipment provides improved range permits increased data rates has a single-input and a single-output needs no hardware upgrade for compatibility 9. but cannot communicate with host C or host D. Connect S2 and S3 to a common router. Refer to the exhibit. What is the . Hosts A. Which configuration changes will increment the configuration revision number on the VTP server? configuring trunk links on the VTP server configuring or changing the VTP password configuring or changing the VTP domain name configuring or changing the VTP version number configuring or deleting a VLAN or creating a VLAN name 10. It prevents loops in a switched network with redundant paths. A company has acquired a new office in a campus environment.1 Change the port assignments in the new office to a different VLAN. C. 11. The VLANs and IP addressing are setup as shown in the exhibit. Switches in the existing office and the new office are directly connected by a trunk link. What is a possible impact of setting too short an aging time in the MAC address table of a switch? overly large address table unnecessary flooding of packets excessive timeouts of static addresses impaired ability to dynamically learn new addresses 12.11n standard over the IEEE 802. Configure the new office default gateway to 172. Set the subnet mask in the new office to /24. What will fix the problem? Use an access link between S2 and S3. Host A can communicate with host B. What are two benefits of the IEEE 802.It segments a network into multiple broadcast domains.11G? (Choose two.

The command copy running-config startup-config should be used to save the changes on the switch.33 /28 192. Configure VLAN 100 as the native VLAN for SW1.168. Attach the web server to a router and configure inter-VLAN routing. Users complain that they do not have connectivity to the web server that is connected to SW1.cfg. Refer to the exhibit. VLAN 50 is not allowed on the trunk link between Switch1 and Switch2. Using the command copy tftp:backup.44 /28 192.1.168. What should be done to remedy the problem? Allow all VLANs on the trunk link. What VLANs are allowed across a trunk when the range of allowed VLANs is set to the default value? only the management VLAN all VLANs except the extended range VLANs all VLANs except 1 and 1002-1005 all VLANs 15. an administrator downloaded a saved configuration from a TFTP server to a switch. A new host needs to be connected to VLAN 1.1. Configure the trunk port in trunk mode on SW1.cfg startup-config.11 /28 192.168. The Fa0/11 interface of Switch1 is not configured as a trunk. Why does the administrator not detect any changes in the switch configuration after the download completes? The command should have been copy startup-config tftp:backup.168.168.1.22 /28 192.1.cause of this problem? There is a native VLAN mismatch. 14. 13.1. Which IP address should be assigned to this new host? 192. . Downloading to the startup-config requires the switch to be reloaded in order for the configuration to take effect. A backup configuration from a TFTP server cannot be copied directly into the startup-config. The link between Switch1 and Switch2 is up but not trunked.55 /28 16. Refer to the exhibit.

21. and then reboot your computer to establish a connection. Which method establishes an administrative connection for configuring the Linksys WRT300N wireless access point? Associate with the access point and then open a HyperTerminal session with the access point. . What is true of the configuration of switch S1? A Cisco proprietary protocol is in use for ports Fa0/1 and Fa0/3. Statically configured MAC addresses will automatically be removed from the address table 300 minutes after the last activity on a switch port. The port will transition immediately into forwarding state. The port will transition into blocking state and then immediately into forwarding state. The clear switching-tables command will remove statically configured entries. The clear mac-address-table command will remove statically and dynamically configured table entries. Which type of traffic can still be received on a switch interface that is in STP blocking mode? BPDU frames multicast frames broadcast frames Layer 3 packets 19. 20. What two methods can be used to remove MAC address table entries from a switch? (Choose two. The erase flash command will clear all statically configured table entries. All edge ports are configured with the spanning-tree portfast command.17. Which statement is true about the status of port Fa0/1? The port will transition into blocking state. Refer to the exhibit. Refer to the exhibit. enter the default IP address of the access point in a web browser. Switch ports Fa0/1 and Fa0/3 have been configured with the switchport mode access command. Modify the TCP/IP properties of the computer connected to the access point so that it exists on the same network. Physically connect to the access point and then reboot the computer to launch the configuration software. The port will transition into blocking state and immediately transition through the listening and learning states.) Power cycle the switch to clear all dynamically learned addresses. 18. From a computer in the same IP subnet as the access point. Host1 is recently connected to port Fa0/1 on switch SW1 .

Refer to the exhibit. Both subinterfaces remain up with line protocol up. Refer to the exhibit. If HostA sends a broadcast frame to SW1. The configuration steps that are listed in the exhibit have been entered in switch S1 via the console. Incoming traffic that has a VLAN ID of 2 is processed by subinterface fa0/0. The ip domain-name command must also be entered in line configuration mode for the vty lines. 23. Which two steps should . Subinterfaces use unique MAC addresses by adding the 802. Switch ports Fa0/1 and Fa0/3 are configured to carry data from multiple VLANs.2. VTP has been configured with VTP pruning enabled on all switches. HostB. 22. HostF SW1. even if fa0/0 line protocol is down. which devices will receive the frame? SW1. Subsequent attempts to telnet to the switch are not successful. depending on the VLAN from which the traffic originated. SW4.) Incoming traffic with VLAN ID 0 is processed by interface fa0/0. The transport input command must specify Telnet access. Which two statements are true about the operation of the interfaces? (Choose two. SW4. What is causing the problem? The switch must be configured with SSH version 1. Traffic inbound on this router is processed by different subinterfaces. SW2. 26. SW3. HostC SW1. SW2. The RSA keys must be returned to zero before SSH will permit Telnet access. Which switch will be elected as the root bridge of the spanning tree topology? Cat-A Cat-B Cat-C Cat-D 24. HostF SW1.Untagged frames received on ports Fa0/1 and Fa0/3 will be placed on VLAN 1. SW3. Refer to the exhibit. Refer to the exhibit. SW3.1Q VLAN ID to the hardware address. all hosts 25. The network administrator wants to configure a switch to pass VLAN update information to other switches in the domain but not update its own local VLAN database.

the administrator perform to achieve this? (Choose two. However. Users A and B are reporting intermittent connectivity problems. Configure the switch with the same VTP domain name as other switches in the network. Hosts B and D are configured with IP addresses from different subnets. Verify that the switch has a higher configuration revision number. The Fa0/11 interface of Switch1 is not configured as a trunk. Configure VTP version 1 on the switch. hosts B and D cannot ping each other. 28. 27. Refer to the exhibit. VLAN 20 and VLAN 30 are not allowed on the trunk between the switches. The devices in the network are operational and configured as indicated in the exhibit. What is the most likely cause of this problem? The link between the switches is up but not trunked.) Reset the VTP counters. Refer to the exhibit. Outside electrical . Pre-installation surveys showed strong signal strength from the AP locations to the client locations. Configure the VTP mode of the switch to transparent.

What is the resulting behavior of the switch port? The switch port is able to trunk if the remote switch port is set to auto. The teacher host is connected to port Fa0/7 on switch STW. 30. A network administrator configures a switch port with the command switchport mode dynamic auto. SSH encrypts all remote management communications whereas Telnet does not. Change the channel on AP-B to 6 or 11. The student will gain full access to the Internet. The frames from the laptop will be dropped. Increase the distance between the clients. 32. A successful trunk will be established if the remote switch is non-Cisco but the port is configured for trunking. . A student has decided to share access to the Internet by attaching a hub and laptop to STW as shown. Why is it advisable that a network administrator use SSH instead of Telnet when managing switches? SSH uses TCP whereas Telnet does not. The switch port is able to trunk if the remote switch port is set to desirable. Place AP-A and AP-B on the same wireless channel.interference has been eliminated. and must be present in order for traffic to flow on that segment? non-root port disabled port designated port non-designated port 33. but the teacher host will maintain connectivity with the network. The switch port will be disabled if it is unable to successfully negotiate trunking. SSH sends a clear text message steam which reduces the bandwidth use for management. 29. Which STP port type can only appear once on a segment. What will fix the problem? Relocate the APs closer to each other. SSH encrypts only the username and password when logging in. Both the teacher and student will be able to receive data but only the teacher will be able to send. 31. Refer to the exhibit. What will be the result of the student making this connection? The Fa0/7 port of STW will be shutdown.

. 34. Refer to the exhibit. Host A remains a member of VLAN 10. Host A is no longer a member of VLAN 10. Whenever an inter-switch link fails. How can the convergence time be reduced? Increase the capacity of the distribution and core trunk links to 10 Gb/s. because the router is routing traffic between VLANs.) Interface FastEthernet3/0/0 is subinterfaced. it is now a member of VLAN 1. which group of users will be able to communicate with the users on VLAN 10 on SW1? all the users who are connected only to SW2 users on VLAN 10 who are connected only to SW3 users on VLAN 10 who are connected only to SW4 users on VLAN 10 who are connected to both SW3 and SW4 35. Users who are assigned to VLAN 10 are connected as shown in the exhibit. Add a trunk link that directly connects D1 and D2. Interface FastEthernet3/0/0. because it is connected to the same physical network. because port Fa0/3 has been manually assigned to VLAN 30. The configuration is appropriate for a router-on-a-stick network design. What would happen if the network administrator moved the network cable of Host A from interface Fa0/1 to Fa0/3 on switch SW1? Host A remains a member of VLAN 10. Refer to the exhibit. Which three options correctly identify information that could be associated with this output?(Choose three. 36. A shutdown command has been applied to interface FastEthernet3/0/0. Host A maintains connectivity to all members of VLAN 10. Refer to the exhibit. On the basis of the outputs that are provided. but because port Fa0/3 was unused.Refer to the exhibit. the network takes nearly a minute to completely converge. A non-proprietary trunking protocol is in use. Host A is no longer a member of VLAN 10. because the switch provides dynamic VLAN assignment for the port. VLAN 10 has been configured on the VTP server. The Layer 2 switching design that is shown has been implemented in a campus environment that is using Spanning Tree Protocol. All inter-switch links that are shown are trunks.3 is mapped to the default management VLAN. An IP address should be applied to FastEthernet3/0/0 for correct data routing.

What is one disadvantage that 802. 10. 37. VTP pruning is disabled. The OFDM modulation technique results in a slower data rate. Which parameter is used to uniquely identify one wireless network from another? SSID OFDM WEP DSSS 41. VTP v2 is disabled.Use Layer 3 switching on the core switch.11a wireless has compared to 802. Implement Rapid Spanning Tree Protocol. What could be the reason for this? The VTP configuration revision is different on both switches. In a three-layer hierarchical network design. and 30. 20. . The use of higher frequencies means that signals are more likely to be obstructed. There are fewer non-overlapping channels available to help reduce RF interference. 39. Each switch is configured to participate in STP for VLANs 1. Which switch will become the root for VLAN 20? A B C D 38. but S3 is unable to propagate VLANs to S2. The VTP domains are different on both switches. A network administrator has configured both switches with VTP. Refer to the exhibit. Switches S2 and S3 are properly connected using an ethernet cable. which distribution layer function delineates broadcast domains? routing between VLANs aggregating traffic flows providing redundant links reducing the network diameter 40. Refer to the exhibit.11g? Use of the 5GHz band requires much larger antennas.

The voice VLAN must be configured on the switch port to which the IP phone attaches. STP is automatically enabled. It is receiving BPDUs and populating the MAC address table. All switch ports are assigned to VLAN1. It is receiving BPDUs. Which statement describes the use of voice VLANs in Cisco IP telephony? The voice VLAN carries both tagged and untagged traffic. The enable password is configured as cisco. What benefits does this configuration provide? This allows the switch to host web pages for the network. Refer to the exhibit. Which three statements are correct concerning the default configuration of a new switch? (Choose three. It is participating in the election process by forwarding the BPDUs it receives. a network administrator configures the switch as an HTTP server. 44. If switch SW1 is configured with the four VLANs as shown in the exhibit. 43. but not sending data frames. but not sending data.42. how many physical interfaces are needed on router R1 to configure inter-VLAN routing using subinterfaces? zero one two four .) It is configured in VTP server mode. How is port Gi1/1 on SWT-A functioning in the spanning-tree topology? It is sending and receiving data frames. 45. This is required if a web server or web farm is attached to the switch. Data and voice frames are tagged with same VLAN ID between the IP phone and the switch when a voice VLAN is configured. VLAN1 is configured with a management IP address. Refer to the exhibit. While configuring a new switch. This allows remote VPN connections to the switch over the Internet. The first VTY line is automatically configured to allow remote connections. 46. This allows web-based configuration tools to be used with the switch. The voice VLAN carries untagged traffic having special QoS markings.

What does the term DYNAMIC indicate in the output that is shown? This entry can only be removed from the MAC address table by a network administrator. 48. When forwarding a frame to the device with address 0060. After the technician reloaded the switches. What should be done in the future to prevent losing all VLAN configurations in a VTP domain? Configure all switches in VTP transparent mode and copy the VLAN configuration into flash. SW1 tags the traffic with the lowest VLAN ID value and forwards it over the trunk link. How does SW1 manage traffic coming from Host A? SW1 drops the traffic because it is untagged. Only the device with MAC address 0060. SW1 leaves the traffic untagged and forwards it over the trunk. the switch does not have to perform a lookup to determine the final destination port.47. Refer to the exhibit. SW1 encapsulates the traffic with 802.cd23 will be allowed to connect to port Fa0/18. 49. The network technician accidentally configured the VTP server as a VTP client.1Q encapsulation and forwards it over the trunk link. Configure all switches in the network as VTP clients and copy the VLAN configuration into NVRAM. Refer to the exhibit.5c5b. In the same domain. The switch learned this MAC address from the source address in a frame received on Fa0/18. Refer to the exhibit.5c5b. The VTP domain has been configured as shown in the exhibit. configure a second switch as a VTP server to take over in case of a primary VTP server failure.cd23. all users in the VTP domain started to complain that they lost connectivity to the users on the same VLANs that are connected to other switches. Create a new domain and configure a second switch as a VTP server to take over in case of a primary VTP server failure. .

The PC has a ping success rate to the default gateway of less than half the ping attempts. The result is that frames are being dropped. 51. A network administrator has segmented the network into two VLANs and configured Router1 for inter-VLAN routing. What will commonly cause this problem? The PC is set to full duplex. What is the most likely cause of this problem? Switch port Fa0/1 is not trunking. 52. Refer to the exhibit. Other PCs on the switch can consistently ping the default gateway. A test of the network. The PC and the default gateway have different bandwidth Ethernet ports. shows that hosts on each VLAN can only access local resources and not resources on the other VLAN. No routing protocol is configured on Router1. Router interface Fa0/0 is possibly down. The switch traffic is exceeding available frame buffers. however.50. What impact does the use of the mdix auto configuration command have on an Ethernet interface on a switch? automatically detects duplex settings automatically detects interface speed automatically detects copper cable type automatically assigns the first detected MAC address to an interface ————-New questions update 2011—————————– 53 . which causes a duplex mismatch. The switch port fails to autonegotiate the duplex setting and defaults to half duplex. One of the router subinterfaces is possibly down. The switch port is configured for auto duplex and the PC is configured for full duplex. An administrator is troubleshooting a PC on the network which is suffering from slow and intermittent connectivity. The default gateway is not on the same switch that the PC is.

. and CS1 • AS1. To which devices should the IP phones connect? • AS1 and AS2 • DS1 and DS2 • DS1. management. and DS2 54. AS2. Which CLI mode allows users to access all device commands. such as those used for configuration.Refer to the exhibit. and troubleshooting? • user EXEC mode • privileged EXEC mode • global configuration mode • interface configuration mode 55. DS2. A network administrator needs to add IP phones to the network. DS1.

• The hub will block the port connected to Host 4 to prevent a collision.) • After the end of the jam signal. How do the hosts respond on the network? (Choose two. Host 1 and Host 4 both transmit data at the same time. All hosts are in listen mode. the host checks to determine if the line is idle before transmitting. Refer to the exhibit. • If a host has data to transmit after the backoff period of that host.Refer to the exhibit. a backoff algorithm is invoked. • Hosts 1 and 4 are assigned shorter backoff values to provide them priority to access the media. An administrator documented the output of a CAM table from an Ethernet switch as shown. • Hosts 1 and 4 are operating full duplex so no collision will exist. 56. What action will the switch take when it receives the frame shown at the bottom of the exhibit? • discard the frame • forward the frame out port 2 .

• forward the frame out port 3 • forward the frame out all ports • forward the frame out all ports except port 3 • add station 00-00-3D-1F-11-05 to port 2 in the forwarding table 57. • The Cisco IOS version does not support disabling the command history buffer. . Company policy requires disabling the command history buffer on network devices. 59. • The command history can only be disabled on a router. A network administrator is implementing VTP in a large campus LAN that contains one hundred switches. • The configuration file named tokyo-config will overwrite the startup configuration file on S1. • The contents of NVRAM on S1 will become the startup configuration file on the tokyo switch. but the command history buffer is still available. • The size parameter reset the default buffer size but did not disable access to the buffer. What are valid considerations for reliability and administration? • Using server mode on a single master switch and client mode on all other switches will provide the most fault tolerance for retaining VLAN information in all switches if power is lost on the network. What will be the effect of the command S1# copy system:running-config tftp://172. 58.16. An administrator enters terminal no history size at the command prompt on a Cisco Catalyst switch and receives no error messages back. What is the problem? • The command contained a syntax error.155/tokyoconfig? • The IOS will be copied to the TFTP server. • The running configuration file on S1 will be saved via TFTP to a file named tokyo-config. • Using transparent mode on all switches will allow for efficient administration and prevent VLAN data loss from the loss of any single switch.2. • Configuring several switches in server mode will allow all VLANs to be entered from a single switch and preserve VLAN data if any of the switches or connections are lost. not a switch.

61. Refer to the exhibit.• Configuring one primary and one backup switch in server mode and all other switches in transparent mode will provide fault tolerance for the VLAN data and allow for efficient distribution of the VLAN configurations to all switches. Switch SW-A is to be used as a temporary replacement for another switch in the VTP Student domain. What is the purpose of issuing the command switchport mode access on a switch interface? • disable port security • make the port operational • override the default port behavior • force the port to be a part of a single vlan . • There is a risk that the switch may cause incorrect VLAN information to be sent through the domain.) • The other switches in the domain can be running either VTP version 1 or 2. • This switch will update its VLAN configuration when VLAN changes are made on a VTP server in the same domain. What two pieces of information are indicated from the exhibited output? (Choose two. • VTP will block frame forwarding on at least one redundant trunk port that is configured on this switch. 60. • VLAN configuration changes made on this switch will be sent to other devices in the VTP domain.

Refer to the exhibit.62. • BPDUs may be discarded because of expiring timers. • An error message is displayed. • The port is shut down.d2e4. • Client requests for DHCP addresses will be filtered out if the requests are not received on interface Fa0/2. . Why is it important that the network administrator consider the spanning-tree network diameter when choosing the root bridge? • The network diameter limitation is 9. Refer to the exhibit. • FastEthernet port 0/5 will show an err-disabled messag 63. What will be the result of the commands that are shown in the exhibit? • Only clients on VLAN 2 will be able to use DHCP for addressing. 64.ba27 reaches switch port 0/5? • The frame is dropped. • Only 100 clients are permitted to request DHCP addresses on VLAN 2. • DHCP server responses will only be permitted on interface Fa0/2. What happens when a frame from a source MAC address different from 00a8.

ccna3 final exam v4.What is one disadvantage that 802 11a wireless has compared to 802 11g?.ccna 3 final exam v4 0 2011. • The password will be set for the console connection.• The cabling distance between the switches is 100 meters. • The password will be set for the first Telnet connection.ccna 3 final exam 2011 answers. Tags: Refer to the exhibit Hosts A and B connected to hub HB1 attempt to transmit a frame at the same time but a collision occurs Which hosts will receive the collision jamming signal?.0 Answers (0) • CCNA 3 Chapter 1 V4. Refer to the exhibit.A network administrator is implementing VTP in a large campus LAN that contains one hundred switches. • The password will be set for the auxiliary connection.0 Answers (0) • CCNA 3 Chapter 3 V4.0 Answers (0) • CCNA 3 Chapter 6 V4.A network administrator is implementing VTP in a large campus LAN that contains one hundred switches What are valid considerations for reliability and administration?.0 Answers (0) • CCNA 3 Chapter 4 V4.ccna 3 final exam v4 0.0 Answers (1) • CCNA 3 Chapter 2 V4.0 Answers (14) • ccna final exam answers update 2011 (5) • CCNA 3 Chapter 7 V4. 65.cisco final exam ccna3 responses.0 Answers (1) . What is the result of issuing these commands? • The enable password will be set.ccna 3 final exam v4 Related Posts • CCNA 4 Final Exam 2011 Answers Updated (0) • CCNA 4 Final Exam V4. • The network diameter must be set to the number of meters of the cable between the root bridge and its farthest connected switch.

• • • RELATED POSTS TRACKBACKS (1) COMMENTS (9) • #1 written by Nguyen tran about 4 months ago Quote Thank you! I have passed 98% [Reply] admin Reply: January 19th.0 Answers 2010. Cisco CCNA 3 Final Exam Answers. CCNA 3 v4.0).0.0 answers. CCNA 3 – LAN Switching and Wireless (V4. LAN Switching and Wireless Final Exam Answers This entry was posted by admin on January 8.• CCNA 3 Chapter 5 V4. Follow any responses to this post through RSS 2. 2011 at 8:23 am Congratulations! Thank you for your comment [Reply] • #2 written by JT about 3 months ago . 2011 at 1:11 pm. ccna final. You can leave a response or trackback from your own site.0 Answers (0) ccna 3. CCNA 3 Final Exam V4. CCNA 3 Practice Final Exam Answers. and is filed under CCNA 3 Final Share this post! Print article Exam.

Quote Is this the latest one [Reply] admin Reply: January 27th. 2011 at 2:15 pm Yes! This is ccna 3 final 2011 [Reply] • #3 written by admin about 3 months ago Quote Updated [Reply] • #4 written by JT about 3 months ago Quote well thanks hope i pass [Reply] .

Best of lucks CCNA readers [Reply] .• #5 written by JT about 3 months ago Quote i passed cheers [Reply] • #6 written by florin about 3 months ago Quote There are all three variants covered? [Reply] • #7 written by Kiomars about 2 months ago Quote Everyone must pass the Exams by themselves and not by taking the answers from here. Some one can use the answers from here to Excersize. I hope everyone will read the topic for the good of themselves.

Thx [Reply] þÿ þÿ þÿ Notify me of followup comments via e-mail . why in question 34 is answer only SW3? I dont get it.• #8 written by djkon about 2 months ago Quote so is this version a b and c? last time I failed semester 2 [Reply] • #9 written by Something misunderstood about 1 week ago Quote Can some1 explain me.