Download - 642-811
Cisco 642-811
CISCO 642-811 Building Cisco Multilayer Switched
Networks (BCMSN)
Practice Test
Updated: Sep 30, 2009
Version 1.0
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QUESTION NO: 1
Given the network configuration above and assuming that STP is enabled, which port will be
elected the non-designated port?
A. Port 2/2
B. Port 1/1
C. Port 3/2
D. Port 2/1
E. Port 1/2
F. Port 3/1
Answer: E
QUESTION NO: 2
Based on the show spanning-tree vlan 200 output shown in the exhibit, which two statements
about the STP process for VLAN 200 are true? (Choose two.)
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A. The time spent in the learning state will be 15 seconds.
B. BPDUs will be sent out every two seconds.
C. The time spent in the listening state will be 30 seconds.
D. This switch is the root bridge for VLAN 200.
E. The maximum length of time that the BPDU information will be saved is 30 seconds.
F. BPDUs will be sent out every 10 seconds.
Answer: C,F
QUESTION NO: 3
Refer to the exhibit. The network administrator has configured router R1 to provide interVLAN
routing between the various subnets on the network. Based on the output provided by the show ip
route command, what statement is true?
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A. Users will have full access to the Internet but will not be able to communicate with each other.
B. Users on all VLANs can communicate with each other and access the Internet.
C. Users can access all the resources on the network but cannot browse the Internet.
D. Because of the missing routing protocol, none of the VLANs can route traffic.
Answer: B
QUESTION NO: 4
Refer to the exhibit. A network engineer is trying to connect to the console port of Sw2. What
authentication process will the switch go through?
A. The switch will attempt to authenticate using the enable secret password. If this fails, the switch
will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will use the
passwordgoaway.
B. Authentication will fail because an IP address has not been specified for theSmartPort
database.
C. The switch will contact theSmartPort database. If the SmartPort database is unreachable, the
switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will
use the enable secret password.
D. The switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch
will use the local database.
E. Authentication will fail becauseSmartPort has not been enabled.
F. The switch will contact theSmartPort database. If the SmartPort database is unreachable, the
switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will
use the local database.
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Answer: D
QUESTION NO: 5
Refer to the exhibit. Based on the output of the show spanning-tree command, which statement is
true?
A. Switch SW1 has been configured with the spanning-treevlan 1 root secondary global
configuration command.
B. Switch SW1 has been configured with the spanning-treevlan 1 priority 24577 global
configuration command.
C. Switch SW1 has been configured with the spanning-treevlan 1 hello-time 2 global configuration
command.
D. Switch SW1 has been configured with the spanning-treevlan 1 root primary global configuration
command.
E. The root bridge has been configured with the spanning-treevlan 1 root secondary global
configuration command.
Answer: A
QUESTION NO: 6
Which describes the default load balancing scheme used by the Gateway Load Balancing Protocol
(GLBP)?
A. per GLBP group using a strict priority scheme
B. per host basis using a round-robin scheme
C. per session using a round-robin scheme
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D. per session using a strict priority scheme
E. per host basis using a strict priority scheme
F. per GLBP group using a round-robin scheme
Answer: B
QUESTION NO: 7
Which three IP addresses are valid multicast addresses? (Choose three.)
A. 238.3.3.3
B. 227.43.34.2
C. 169.254.23.59
D. 225.1.1.1
E. 223.254.255.254
F. 249.1.2.3
Answer: A,B,D
QUESTION NO: 8
What are two benefits provided in VTP Version 2 but NOT in VTP Version 1? (Choose two.)
A. allows VLAN consistency checks
B. supports Token Ring VLANs
C. allows active redundant links when used with spanning tree
D. saves VLAN configuration memory
E. reduces the amount of configuration necessary
Answer: A,B
QUESTION NO: 9
When authentication is required, where must 802.1x be configured in order to connect a PC to a
switch?
A. client PC only
B. switch port and client PC
C. switch port and local router port
D. switch port only
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Answer: B
QUESTION NO: 10
Refer to the exhibit and the show interfaces fastethernet0/1 switchport outputs. Users in VLAN 5
on switch SW_A complain that they do not have connectivity to the users in VLAN 5 on switch
SW_B. What should be done to fix the problem?
A. Disable pruning for all VLANs in both switches.
B. Define VLAN 5 in the allowed list for the trunk port on SW_B
C. Create switch virtual interfaces (SVI) on both switches to route the traffic.
D. Define VLAN 5 in the allowed list for the trunk port on SW_A.
E. Configure the same number of VLANs on both switches.
Answer: D
QUESTION NO: 11
Refer to the exhibit. Both host stations are part of the same subnet but are in different VLANs. On
the basis of the information presented in the exhibit, which statement is true about an attempt to
ping from host to host?
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.comA. The two different hosts will need to be in the same VLAN in order for the ping command to be
successful.
B. A trunk port will need to be configured on the link betweenSw_A and Sw_B for the ping
command to be successful.
C. The ping command will be successful without any further configuration changes.
D. A Layer 3 device is needed for the ping command to be successful.
Answer: C
QUESTION NO: 12
Refer to the exhibit. Given the output of a debug ip mrouting command, which two statements are
true? (Choose two.)
A. Multicast route to 224.69.15.0/24 was added to themroute table and created by a source
directly connected to the router.
B. The reverse path forwarding (RPF) for the route 224.2.0.1 failed to find the interface on which
the multicast packet was received.
C. This router received an IGMP host report from a group member or a PIM join message.
D. The route to 224.69.15.0/24 will be out Ethernet 0.
E. Multicast route to 10.16.0.0/16 was added to themroute table and created by a source directly
connected to the router.
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Answer: C,E
QUESTION NO: 13
Refer to the exhibit. On the basis of the show ip pim interface count output, which interface or
interfaces will receive and forward multicast traffic?
A. all interfaces
B. interfaces Vlan11 and Vlan12
C. interfaces Vlan23 and Vlan24
D. interface Vlan10 only
E. interfaces Vlan10, Vlan11, and Vlan12
F. none of the interfaces
Answer: E
QUESTION NO: 14
Refer to the exhibit. The Gateway Load Balancing Protocol has been configured on routers R1
and R2, and hosts A and B have been configured as shown. Which statement can be derived from
the exhibit?
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A. The host A default gateway has been configured as 10.88.1.10/24.
B. The host A default gateway has been configured as 10.88.1.4/24.
C. The GLBP round-robin, load-balancing mode has been configured.
D. The GLBP weighted load balancing mode has been configured.
E. The host A default gateway has been configured as 10.88.1.1/24.
F. The GLBP host-dependent, load-balancing mode has been configured.
Answer: A
QUESTION NO: 15 CORRECT TEXT
LAB
The information of the question
VTP Domain name : cisco
VLAN Ids 20 31
IP Addresses 172.16.71.1/24 172.16.132.1/24
These are your specific tasks:
1. Configure the VTP information with the distribution layer switch as the VTP server
2. Configure the VTP information with the access layer switch as a VTP client
3. Configure VLANs on the distribution layer switch
4. Configure inter-VLAN routing on the distribution layer switch
5. Specific VLAN port assignments will be made as users are added to the access layer switches
in the future.
6. All VLANs and VTP configurations are to completed in the global configuration To configure the
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switch click on the host icon that is connected to the switch be way of a serial console cable.
QUESTION NO: 16
Which three statements are true about the Internet Group Management Protocol (IGMP)? (Choose
three.)
A. IGMP version 3 enables a multicast receiving host to specify to the router which sources it
should forward traffic from.
B. IGMP is a multicast routing protocol that makes packet-forwarding decisions independent of
other routing protocols such as EIGRP.
C. IGMP snooping runs on Layer 3 routers.
D. IGMP is used to register individual hosts with a multicast group.
E. IGMP messages are IPdatagrams with a protocol value of 2, destination address of 224.0.0.2,
and a TTL value of 1.
F. There are three IGMP modes: dense mode, sparse mode, and sparse-dense mode.
Answer: A,D,E
QUESTION NO: 17
How is the designated querier elected in IGMPv2?
A. The router with the lowest IP address on a subnet is designated.
B. The host with the lowest MAC address on a segment is designated.
C. The first router to appear on a subnet is designated.
D. The host that responds first to the election query is designated.
Answer: A
QUESTION NO: 18
Refer to the exhibit and the show vtp status output. Switch SW_B was previously used in a lab but
is now connected to the production network in VTP transparent mode. What will happen when the
trunk link between SW_A and SW_B is brought up?
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.comA. SW_B will override the VLAN database on SW_A because of a higher revision number on
SW_B.
B. SW_A will update its VLAN database with the information from SW_B because SW_A is
configured as a VTP server.
C. SW_B will override the VLAN database on SW_A because SW_B is configured in VTP
transparent mode.
D. Because SW_B is configured as a VTP server, SW_A will not change its VLAN database
information.
Answer: D
QUESTION NO: 19
Refer to the exhibit. VLAN 1 and VLAN 2 are configured on the trunked links between Switch A
and Switch B. Port Fa 0/2 on Switch B is currently in a blocking state for both VLANs. What should
be done to load balance VLAN traffic between Switch A and Switch B?
A. Enable HSRP on the access ports.
B. Lower the port priority for VLAN 1 on port 0/2 for Switch A.
C. Lower the port priority for VLAN 1 on port 0/1 for Switch A.
D. Make the bridge ID of Switch B lower than the ID of Switch A.
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Answer: B
QUESTION NO: 20
Which three statements are true about the Internet Group Management Protocol (IGMP)? (Choose
three.)
A. IGMP messages are IPdatagrams with a protocol value of 2, destination address of 224.0.0.2,
and a TTL value of 1.
B. IGMP is a multicast routing protocol that makes packet-forwarding decisions independent of
other routing protocols such as EIGRP.
C. IGMP snooping runs on Layer 3 routers.
D. IGMP is used to register individual hosts with a multicast group.
E. There are three IGMP modes: dense mode, sparse mode, and sparse-dense mode.
F. IGMP version 3 enables a multicast receiving host to specify to the router which sources it
should forward traffic from.
Answer: A,D,F
QUESTION NO: 21
Which Cisco IOS command assigns a Catalyst switch port to VLAN 10?
A. switchport access vlan 10
B. switchport mode access vlan 10
C. switchport mode vlan 10
D. switchport trunk native 10
Answer: A
QUESTION NO: 22
In a static VLAN environment, how does a host join a VLAN?
A. It automatically assumes the VLAN of the port.
B. It will automatically be assigned a VLAN based on its MAC address.
C. It must be assigned to a VLAN dynamically by the VLAN Server.
D. It will be assigned to a VLAN based on the username.
Answer: A
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QUESTION NO: 23
Which action could have caused the following output to appear on a switch? %SPANTREE-2-
ROOTGUARDBLOCK: Port 1/1 tried to become non-designated in VLAN 77. Moved to root-
inconsistent state
A. The switch is configured with Loop Guard and stops receiving BPDUs.
B. The switch is configured withPortFast and starts receiving BPDUs.
C. The switch is configured with Root Guard and starts receiving superior BPDUs.
D. The switch is configured withBackboneFast and starts receiving inferior BPDUs.
Answer: C
QUESTION NO: 24
Refer to the exhibit. The GigabitEthernet 0/1 interfaces of Switch1 and Switch2 have been
properly configured to support trunking. On the basis of the VTP configuration commands that
have been issued on Switch1, which command set is required to properly configure VTP on
Switch2?
A. Switch2# conf t Switch2(config)# vtp mode clientSwitch2(config)# version 2Switch2(config)# vtp
domain eng_groupSwitch2(config)# vtp password switch2
B. Switch2# conf t Switch2(config)# vtp mode serverSwitch2(config)# vtp domain
eng_groupSwitch2(config)# vtp password switch1
C. Switch2# conf t Switch2(config)# vtp mode serverSwitch2(config)# version 2Switch2(config)#
vtp domain eng_groupSwitch2(config)# vtp password switch1
D. Switch2# conf t Switch2(config)# vtp mode clientSwitch2(config)# version 2Switch2(config)# vtp
domain eng_groupSwitch2(config)# vtp password switch1
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Answer: D
QUESTION NO: 25
Refer to the exhibit. Switch A is initially the root bridge. Switch D with bridge priority of 0 is added
to the network. Which port should the Root Guard feature be configured on to prevent Switch D
from becoming the root?
A. Switch A fa0/2
B. Switch C fa0/1
C. Switch C fa0/3
D. Switch D fa0/1
Answer: C
QUESTION NO: 26
Switch 1:interface port-channel 1switchportswitchport access vlan 10interface fastethernet
0/1channel-group 1 mode passiveinterface fastethernet 0/2channel-group 1 mode passiveSwitch
2:interface port-channel 1switchportswitchport access vlan 10interface fastethernet 0/1channel-
group 1 mode passiveinterface fastethernet 0/2channel-group 1 mode passiveGiven the switch
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configurations, which of the following statements is correct?
A. PAgP is correctly configured and the EtherChannel will form.
B. One switch must be in LACP Active mode for theEtherChannel to form.
C. Only one switch must be in the On mode and the other in the LACP Passive mode
forEtherchannel to form.
D. LACP is correctly configured and theEtherChannel will form.
E. Each physical port in theEtherChannel must have the command switchport access vlan 10 for
the EtherChannel to form.
Answer: B
QUESTION NO: 27
Refer to the exhibit. On the basis of the information that is generated by the show commands,
which two EtherChannel statements are true? (Choose two.)
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A. Port-Channels 1 and 2 are capable of combining up to 8FastEthernet ports to provide full-
duplex bandwidth of up to 16 Gbps between a switch and another switch or host.
B. Interface Port-Channels 1 and 2 have been assigned IP addresses with theip address
commands.
C. InterfacesFastEthernet 0/3 and 0/4 have been configured with the no switchport command.
D. InterfacesFastEthernet 0/1 and 0/2 have been configured with the channel-group 1 mode
desirable command.
E. Switch SW1 has been configured with a Layer 3EtherChannel.
F. Port-Channels 1 and 2 are providing two 400 MbpsEtherChannels.
Answer: D,F
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QUESTION NO: 28
Refer to the exhibit. Which two commands would both produce the output in the exhibit? (Choose
two.)
A. showglbp disabled
B. show standby
C. showglbp active
D. showglbp 10
E. show standby group 10
F. showglbp standby
Answer: C,D
QUESTION NO: 29
When IP multicast is enabled via PIM, which mode uses the flood and prune method?
A. PIM-SM
B. PIM-DM
C. PIM sparse-dense
D. Bidir-PIM
E. PIM-RP
Answer: B
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QUESTION NO: 30
Which specification can associate VLAN groups to Spanning Tree instances to provide multiple
forwarding paths for data traffic and enable load balancing?
A. IEEE 802.1w (RSTP)
B. IEEE 802.1s (MST)
C. IEEE 802.1d (STP)
D. IEEE 802.1Q (CST)
Answer: B
QUESTION NO: 31
Refer to the exhibit. Assume that the default multicast configuration is being used. Which host or
hosts will receive multicast traffic sent from host A?
A. none
B. host C
C. hosts B, C, and D
D. host B
Answer: B
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QUESTION NO: 32
Which three statements are true of the Port Aggregation Protocol (PAgP)? (Choose three.)
A. AnEtherchannel link will form if one end of the channel is configured as active and the other end
as passive mode.
B. PAgP packets are sent with the command channel-group 1 mode desirable.
C. PAgP does not require the STP costs to be the same in order to form an EtherChannel.
D. PAgP is a standards-based protocol defined in IEEE 802.3ad.
E. PAgP is used to connect to non-Cisco devices.
F. AnEtherchannel link will form if one end of the channel is configured as auto and the other end
as desirable mode.
Answer: B,C,F
QUESTION NO: 33
How is the designated querier elected in IGMPv2?
A. The first router to appear on a subnet is designated.
B. The host that responds first to the election query is designated.
C. The host with the lowest MAC address on a segment is designated.
D. The router with the lowest IP address on a subnet is designated.
Answer: D
QUESTION NO: 34
Which two statements are true about a switched virtual interface (SVI)? (Choose two.)
A. An SVI is created by entering the noswitchport command in interface configuration mode.
B. An SVI provides a default gateway for a VLAN.
C. Multiple SVIs can be associated with a VLAN.
D. An SVI is created for the default VLAN (VLAN1) to permit remote switch administration by
default.
E. SVI is another name for a routed port.
Answer: B,D
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QUESTION NO: 35
What is advertised by a Catalyst switch in a VTP domain?
A. the VLAN ID of all known VLANs, a 1-bit canonical format (CFI Indicator), and the switch
configuration revision number
B. the management domain name, the switch configuration revision number, the known VLANs,
and their specific parameters
C. a 2-byte TPID with a fixed value of 0x8100 for the management domain number, the switch
configuration revision number, the known VLANs, and their specific parameters
D. the VLAN ID of all known VLANs, the management domain name, and the total number of trunk
links on the switch
Answer: B
QUESTION NO: 36
Refer to the exhibit. How can the hello timers on SW_B be adjusted from the default?
A. altering the STP hello time to 1 second on switch SW_B
B. altering the STP diameter to 3 on switch SW_A
C. altering the STP diameter to 3 on switch SW_B
D. altering the STP hello time to 1 second on switch SW_A
Answer: D
QUESTION NO: 37
Refer to the exhibit. All switches must be part of a common MST region. On the basis of the
information presented in the exhibit, which statement is true?
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A. The configuration must be implemented on the MST root switch only.
B. The configuration is mandatory on all MST switches in the MST region.
C. The configuration is optional on the MST root switch.
D. The configuration is optional on all MST switches in the MST region.
Answer: B
QUESTION NO: 38
Which command will enable the 802.1Q trunking encapsulation on a trunk?
A. switchport trunk native
B. switchport mode trunk
C. switchport mode trunk dot1q
D. switchport trunk encapsulation dot1q
E. switchport encapsulation 802.1q
Answer: D
QUESTION NO: 39
In a customer's network, VLAN Trunking Protocol (VTP) is running with a domain named main1.
VLANs 1,2,3,4,5,10,20 are active on the network. Suddenly the whole network goes down. No
traffic is being passed on VLANs 2,3,4,5,10,20, however traffic passes on VLAN 1 and indicates
all switches are operational. Right before the network problem occurred, a switch named TEST1
was added to the network. What three configuration issues on TEST1 could be causing the
network outage? (Choose three.)
A. TEST1 is configured as a VTP server with a different domain name.
B. TEST1 has a lower VTP configuration revision than the current VTP revision.
C. TEST1 is not configured to participate in VTP.
D. TEST1 is configured as a VTP server with the domain name main1.
E. TEST1 is configured with only VLAN1.
F. TEST1 has a higher VTP configuration revision than the current VTP revision.
Answer: D,E,F
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QUESTION NO: 40
What two pieces of information will the show vlan id 5 command display? (Choose two.)
A. VLAN information on port 0/5
B. utilization
C. MTU and type
D. filters
E. ports in VLAN 5
Answer: C,E
QUESTION NO: 41
Given the above diagram and assuming that STP is enabled on all switch devices, which two
statements are true? (Choose two.)
A. P3/1 will be elected thenondesignated port.
B. P2/2 will be elected thenondesignated port.
C. DSW11 will be elected the root bridge.
D. DSW12 will be elected the root bridge.
E. ASW13 will be elected the root bridge.
F. P3/2 will be elected thenondesignated port.
Answer: A,C
QUESTION NO: 42
What is the cause of jitter?
A. compression
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B. packet drops
C. variable queue delays
D. transmitting too many small packets
Answer: C
QUESTION NO: 43
Which three items are configured in MST configuration submode? (Choose three.)
A. PVST+ instance map
B. IST STP BPDU hello timer
C. CST instance map
D. configuration revision number
E. VLAN instance map
F. region name
Answer: D,E,F
QUESTION NO: 44
Refer to the exhibit. A network engineer is trying to connect to the console port of Sw2. What
authentication process will the switch go through?
A. The switch will contact theSmartPort database. If the SmartPort database is unreachable, the
switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will
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use the enable secret password.
B. Authentication will fail because an IP address has not been specified for theSmartPort
database.
C. The switch will contact theSmartPort database. If the SmartPort database is unreachable, the
switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will
use the local database.
D. The switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch
will use the local database.
E. The switch will attempt to authenticate using the enable secret password. If this fails, the switch
will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will use the
passwordgoaway.
F. Authentication will fail becauseSmartPort has not been enabled.
Answer: D
QUESTION NO: 45
Which message type was added to IGMPv2?
A. membership report
B. join request
C. leave report
D. status report
E. heartbeat
Answer: C
QUESTION NO: 46
On a 3550 EMI switch, which three types of interfaces can be used to configure HSRP? (Choose
three.)
A. routed port
B. BVI interface
C. EtherChannel port channel
D. SVI interface
E. access port
F. loopback interface
Answer: A,C,D
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QUESTION NO: 47
What will be the effect of applying the VLAN access map configuration on a
switch?Router(config)# vlan access-map thor 10Router(config-access-map)# match ip address
net_10Router(config-access-map)#action forwardRouter(config-access-map)#exitRouter(config)#
vlan filter thor vlan-list 12-16
A. IP traffic matching net_10 is dropped and all other IP packets are forwarded to VLANs 12
through 16.
B. IP traffic matchingvlan-list 12-16 is forwarded and all other IP packets are dropped.
C. All VLAN 12 through 16 IP traffic matching net_10 is forwarded and all other IP packets are
dropped.
D. All VLAN 12 through 16 IP traffic is forwarded, other VLAN IP traffic matching net_10 is
dropped.
Answer: C
QUESTION NO: 48
Which switch command enables a trunking protocol that appends a four byte CRC to the packet?
A. Switch(config-if)#switchport trunk encapsulation dot1q
B. Switch(config-if)#switchport trunk encapsulation isl
C. Switch(config-if)#switchport trunk encapsulation itef
D. Switch(config-if)#switchport trunk encapsulation fddi
Answer: B
QUESTION NO: 49
Which two statements about the various implementations of STP are true? (Choose two.)
A. Common Spanning Tree maintains a separate spanning-tree instance for each VLAN
configured in the network.
B. The Spanning Tree Protocol (STP) is an evolution of the IEEE 802.1w standard.
C. Per-VLAN Spanning Tree (PVST) supports 802.1Qtrunking.
D. Per-VLAN Spanning Tree Plus(PVST+) is an enhancement to 802.1Q specification and is
supported only on Cisco devices.
E. Rapid Spanning Tree Protocol (RSTP) includes features equivalent to CiscoPortFast,
UplinkFast, and BackboneFast for faster network reconvergence.
F. Multiple Spanning Tree (MST) assumes one spanning-tree instance for the entire Layer 2
network, regardless of the multiple number of VLANs.
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Answer: D,E
QUESTION NO: 50
If there are two equal cost paths to the root switch, what is the next criterion to determine the root
port?
A. lowest port ID
B. highest MAC address on the receiving port
C. lowest sender bridge ID
D. lowest time to receive BPDUs
Answer: C
QUESTION NO: 51
About how long does it take for the port to change from blocking to forwarding when spanning-tree
PortFast is enabled?
A. 15 seconds
B. 30 seconds
C. immediately
D. 20 seconds
E. 50 seconds
Answer: C
QUESTION NO: 52
Which two multicast IP addresses can be represented by the multicast MAC address
0100.5e0A.0A07? (Choose two.)
A. 229.138.10.8
B. 228.10.138.7
C. 229.11.10.7
D. 228.10.10.8
E. 229.138.10.7
F. 228.10.10.7
Answer: E,F
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QUESTION NO: 53
Given the above diagram and assuming that STP is enabled on all switch devices, which two
statements are true? (Choose two.)
A. P2/2 will be elected thenondesignated port.
B. ASW13 will be elected the root bridge.
C. DSW12 will be elected the root bridge.
D. P3/1 will be elected thenondesignated port.
E. P3/2 will be elected thenondesignated port.
F. DSW11 will be elected the root bridge.
Answer: D,F
QUESTION NO: 54
What does the following command accomplish? Switch(config-mst)#instance 10 vlan 11-12
A. enables a PVST+ instance of 10 forvlan 11 and vlan 12
B. creates an Internal Spanning Tree (IST) instance of 10 forvlan 11 and vlan 12
C. creates a Common Spanning Tree (CST) instance of 10 forvlan 11 and vlan 12
D. enablesvlan 11 and vlan 12 to be part of the MST region 10
E. mapsvlan 11 and vlan 12 to the MST instance of 10
F. starts two instances of MST, one instance forvlan 11 and another instance for vlan 12
Answer: E
QUESTION NO: 55
An administrator recently entered the following commands on a switch:Switch(config)# vtp mode
transparentSwitch(config)# vtp version 2What is the result of this configuration?
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A. VLANs cannot be created, modified or deleted via command line interface.
B. VLAN configuration information is synchronized with information within VTP advertisements
received from other switches in the management domain.
C. VLAN configuration information is saved in RAM only.
D. VLAN configuration information received via VTP advertisements are forwarded to other
switches within the management domain.
Answer: D
QUESTION NO: 56
A network administrator assigns a multicast address of 239.255.8.5 to an application running on a
device with an Ethernet MAC address of 01.b2.7d.05.f1.80. Which Layer 2 multicast address will
this device use?
A. 01.00.5e.7F.08.05
B. 01.00.5e.05.f1.80
C. ff.ff.ff.ff.ff.ff
D. 01.b2.7d.0a.08.05
E. 01.b2.7d.05.f1.80
Answer: A
QUESTION NO: 57
What will occur when a nonedge switch port that is configured for Rapid Spanning Tree does not
receive a BPDU from its neighbor for three consecutive hello time intervals?
A. The port sends a TCN to the root bridge.
B. The port becomes a normal spanning tree port.
C. The port moves to listening state.
D. RSTP information is automatically aged out.
Answer: D
QUESTION NO: 58
In the use of 802.1X access control, which three protocols are allowed through the switch port
before authentication takes place? (Choose three.)
A. EAP MD5
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B. TACACS+
C. EAP-over-LAN
D. CDP
E. protocols not filtered by an ACL
F. STP
Answer: C,D,F
QUESTION NO: 59
In the use of 802.1X access control, which three protocols are allowed through the switch port
before authentication takes place? (Choose three.)
A. STP
B. EAP-over-LAN
C. protocols not filtered by an ACL
D. TACACS+
E. EAP MD5
F. CDP
Answer: A,B,F
QUESTION NO: 60
What command will specify IEEE 802.1Q as the encapsulation method for a trunked port on a
Cisco IOS switch?
A. Switch(config-if)#switchport trunk encapsulation isl
B. Switch(config-if)#switchport trunk encapsulation dot1q
C. Switch(config-if)#switchport encapsulation dot1q
D. Switch(config)#switchport 0/1 trunk encapsulation isl
Answer: B
QUESTION NO: 61
Which command will need to be added to External_A to ensure that it will take over if serial 0/0 on
External_B fails?
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A. standby 1 track 10.10.10.1
B. standby 1 priority 130
C. standby 1 trackfastethernet 0/0
D. standby 1 preempt
Answer: D
QUESTION NO: 62
A switch sends BPDUs with which destination address upon initial bootup?
A. the IP address of its default gateway
B. the MAC address of neighbors discovered via CDP
C. a well-known STP multicast address
D. the MAC addresses stored in the CAM table
Answer: C
QUESTION NO: 63
Refer to the exhibit. A network engineer is trying to connect to the console port of Sw2. What
authentication process will the switch go through?
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A. The switch will attempt to authenticate using the enable secret password. If this fails, the switch
will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will use the
passwordgoaway.
B. The switch will contact theSmartPort database. If the SmartPort database is unreachable, the
switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will
use the local database.
C. Authentication will fail because an IP address has not been specified for theSmartPort
database.
D. The switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch
will use the local database.
E. The switch will contact theSmartPort database. If the SmartPort database is unreachable, the
switch will contact the TACACS+ server. If the TACACS+ server is unreachable, the switch will
use the enable secret password.
F. Authentication will fail becauseSmartPort has not been enabled.
Answer: D
QUESTION NO: 64
When authentication is required, where must 802.1x be configured in order to connect a PC to a
switch?
A. switch port and client PC
B. switch port and local router port
C. client PC only
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D. switch port only
Answer: A
QUESTION NO: 65
Refer to the exhibit. Which interface or interfaces on switch SW_A can have the port security
feature enabled?
A. Ports 0/1, 0/2, 0/3, the trunk port 0/22 and theEtherChannel ports
B. Ports 0/1, 0/2 and 0/3
C. The trunk port 0/22 and theEtherChannel ports
D. Ports 0/1 and 0/2
E. Port 0/1
F. Ports 0/1, 0/2, 0/3 and the trunk port 0/22
Answer: B
QUESTION NO: 66
By default, which statement is correct when an IEEE 802.1Q trunk port receives an untagged
frame?
A. The frame is encapsulated and tagged as in the native VLAN.
B. The frame is broadcast on all ports regardless of VLAN association.
C. The frame is considered in the native VLAN and forwarded to the ports associated with that
VLAN.
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D. The frame is dropped.
Answer: C
QUESTION NO: 67
What is the maximum number of HSRP standby groups that can be configured on a Cisco router?
A. 128
B. 32
C. 256
D. 64
E. 16
Answer: C
QUESTION NO: 68
Refer to the exhibit.
On the basis of the information provided in the exhibit, which two sets of procedures are best
practices for Layer 2 and 3 failover alignment? (Choose two.)
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A. Configure the D-SW2 switch as the active HSRP router and the STP root for all VLANs.
Configure the D-SW1 switch as the standby HSRP router and backup STP root for all VLANs.
B. Configure the D-SW1 switch as the standby HSRP router and the STP root for VLANs 11 and
110. Configure the D-SW2 switch as the standby HSRP router and the STP root for VLANs 12 and
120.
C. Configure the D-SW1 switch as the standby HSRP router and the backup STP root for VLANs
12 and 120. Configure the D-SW2 switch as the standby HSRP router and the backup STP root
for VLANs 11 and 110.
D. Configure the D-SW1 switch as the active HSRP router and the backup STP root for VLANs 11
and 110. Configure the D-SW2 switch as the active HSRP router and the backup STP root for
VLANs 12 and 120.
E. Configure the D-SW1 switch as the active HSRP router and the STP root for VLANs 11 and
110. Configure the D-SW2 switch as the active HSRP router and the STP root for VLANs 12 and
120.
F. Configure the D-SW1 switch as the active HSRP router and the STP root for all VLANs.
Configure the D-SW2 switch as the standby HSRP router and backup STP root for all VLANs.
Answer: C,E
QUESTION NO: 69
What is the maximum number of HSRP standby groups that can be configured on a Cisco router?
A. 128
B. 64
C. 16
D. 32
E. 256
Answer: E
QUESTION NO: 70
Refer to the exhibit. All switches are connected using FastEthernet links. Given the information in
the exhibit, which two statements are true? (Choose two.)
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A. Port 1/2 on switch S1 is anondesignated port.
B. Switch S3 is the root bridge.
C. Port 1/2 on switch S2 is anondesignated port.
D. Switch S2 is the root bridge.
E. Switch S1 is the root bridge.
F. Port 1/2 on switch S3 is anondesignated port.
Answer: E,F
QUESTION NO: 71
What Cisco switch command will map VLANs 10 to 20 to MST instance 1?
A. Switch(config)#instance 1 vlan 10-20
B. Switch(config-mst)#instance 1 vlan 10-20
C. Switch(config-mst)#vlan 10-20 instance 1
D. Switch(config)#vlan 10-20 instance 1
Answer: B
QUESTION NO: 72
What happens when an EtherChannel interface is configured with a range of allowed VLANs that
is contrary to the range configured on the other interfaces in the EtherChannel?
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A. The ports will form anEtherChannel if they are all set to the same trunk type.
B. The ports will form anEtherChannel if the mode is set to on.
C. The ports will form anEtherChannel if they are set to auto mode.
D. The ports will not form anEtherChannel.
Answer: A
QUESTION NO: 73
In which three HSRP states do routers send hello messages? (Choose three.)
A. standby
B. listen
C. active
D. learn
E. speak
Answer: A,C,E
QUESTION NO: 74
Refer to the exhibit. Based upon the output of show vlan on switch CAT2, what can we conclude
about interfaces Fa0/13 and Fa0/14?
A. that interfaces Fa0/13 and Fa0/14 have a duplex mismatch with another switch
B. that interfaces Fa0/13 and Fa0/14 are in VLAN 1
C. that interfaces Fa0/13 and Fa0/14 have a domain mismatch with another switch
D. that interfaces Fa0/13 and Fa0/14 are down
E. that interfaces Fa0/13 and Fa0/14 are trunk interfaces
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Answer: E
QUESTION NO: 75
Refer to the exhibit. Given the output of a debug ip mrouting command, which two statements are
true? (Choose two.)
A. Multicast route to 10.16.0.0/16 was added to themroute table and created by a source directly
connected to the router.
B. The route to 224.69.15.0/24 will be out Ethernet 0.
C. This router received an IGMP host report from a group member or a PIM join message.
D. Multicast route to 224.69.15.0/24 was added to themroute table and created by a source
directly connected to the router.
E. The reverse path forwarding (RPF) for the route 224.2.0.1 failed to find the interface on which
the multicast packet was received.
Answer: A,C
QUESTION NO: 76
What must be the same to make multiple switches part of the same Multiple Spanning Tree
(MST)?
A. VLAN instance mapping, revision number, and member list
B. VLAN instance mapping, revision number, member list, and timers
C. VLAN instance mapping and member list
D. VLAN instance mapping and revision number
Answer: D
QUESTION NO: 77
Refer to the exhibit. VTP has been enabled on the trunk links between all switches within the
TEST domain. An administrator has recently enabled VTP pruning. Port 1 on Switch 1 and port 2
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on Switch 4 are assigned to VLAN 2. A broadcast is sent from the host connected to Switch 1.
Where will the broadcast propagate?
A. Only Switch 4 will receive the broadcast and will forward it out port 2.
B. Switches 1, 2, and 4 will receive the broadcast, but only Switch 4 will forward it out port 2.
C. Every switch in the network receives the broadcast and will forward it out all ports
D. Every switch in the network receives the broadcast, but only Switch 4 will forward it out port 2.
Answer: B
QUESTION NO: 78
Refer to the exhibit. Which statement is true about the output?
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A. The port on switch CAT3 is forwarding, sending, and receiving BPDUs correctly.
B. The port on switch CAT1 is forwarding and sending BPDUs correctly.
C. The port on switch CAT2 is forwarding and receiving BPDUs correctly.
D. The port on switch CAT1 is blocking and sending BPDUs correctly.
E. The port on switch CAT2 is blocking and sending BPDUs correctly.
F. The port on switch CAT3 is forwarding and receiving BPDUs correctly.
Answer: B
QUESTION NO: 79
Which two statements are true about CEF switching? (Choose two.)
A. The adjacency table is derived from next hop IP addresses in the routing table.
B. The CEF control plane builds the FIB table. The data plane builds the adjacency table and
forwards traffic.
C. Packets with the TCP header options set are process switched.
D. The CEF data plane is responsible for the fragmentation of outgoing packets.
E. IP packets with the IP header options set are process switched.
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F. The CEF control plane builds the FIB and adjacency tables. The data plane forwards IPunicast
traffic.
Answer: E,F
QUESTION NO: 80
A new workstation has consistently been unable to obtain an IP address from the DHCP server
when the workstation boots. Older workstations function normally, and the new workstation
obtains an address when manually forced to renew its address. What should be configured on the
switch to allow the workstation to obtain an IP address at boot?
A. UplinkFast on the switch port connected to the server
B. BackboneFast on the switch port connected to the server
C. PortFast on the switch port connected to the workstation
D. trunking on the switch
Answer: C
QUESTION NO: 81
Which router redundancy protocol cannot be configured for interface tracking?
A. RPR+
B. RPR
C. HSRP
D. GLBP
E. SLB
F. VRRP
Answer: F
QUESTION NO: 82
Which two statements are true about the UplinkFast feature? (Choose two.)
A. It should be configured on all switches, including the Root Bridge.
B. When the primary Root Port uplink fails, another blocked uplink can be immediately brought up
for use.
C. When enabled, it is enabled for the entire switch and all VLANs.
D. It must be used with thePortFast feature enabled.
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Answer: B,C
QUESTION NO: 83
In the use of 802.1X access control, which three protocols are allowed through the switch port
before authentication takes place? (Choose three.)
A. protocols not filtered by an ACL
B. CDP
C. STP
D. TACACS+
E. EAP MD5
F. EAP-over-LAN
Answer: B,C,F
QUESTION NO: 84
Which set of statements about Spanning Tree Protocol default timers is true?
A. The hello time is 5seconds.The forward delay is 10 seconds.The max_age timer is 15 seconds.
B. The hello time is 2seconds.The forward delay is 20 seconds.The max_age timer is 30 seconds.
C. The hello time is 5seconds.The forward delay is 15 seconds.The max_age timer is 20 seconds.
D. The hello time is 2seconds.The forward delay is 10 seconds.The max_age timer is 15 seconds.
E. The hello time is 2seconds.The forward delay is 15 seconds.The max_age timer is 20 seconds.
Answer: E
QUESTION NO: 85
What is the purpose of a rendezvous point (RP)?
A. used in PIM dense mode to create a database of all multicast sources
B. acts as a meeting place for sources and receivers of multicast traffic
C. used in PIM dense and sparse mode to create a database of all multicast sources
D. acts as the designated router for a broadcast segment when multicast routing is enabled
Answer: B
QUESTION NO: 86
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Which four protocols have been developed for IP routing redundancy to protect against first-hop
router failure? (Choose four.)
A. MSTP
B. ICMP
C. GLBP
D. HSRP
E. VRRP
F. IRDP
Answer: C,D,E,F
QUESTION NO: 87
Which two statements are true about HSRP, VRRP, and GLBP? (Choose two.)
A. GLBP allows for router load balancing of traffic from a network segment by utilizing the creation
of multiple standby groups.
B. Unlike HSRP and VRRP, GLBP allows automatic selection and simultaneous use of multiple
available gateways.
C. HSRP allows for multiple upstream active links being simultaneously used, whereas GLBP
does not.
D. GLBP allows for router load balancing of traffic from a network segment without the different
host IP configurations required to achieve the same results with HSRP.
E. GLBP and VRRP allow for MD5 authentication, whereas HSRP does not.
Answer: B,D
QUESTION NO: 88
By default, all VLANs will belong to which MST instance when using Multiple STP?
A. MST01
B. none
C. the last MST instance configured
D. MST00
Answer: D
QUESTION NO: 89
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What is the purpose of a rendezvous point (RP)?
A. used in PIM dense and sparse mode to create a database of all multicast sources
B. acts as the designated router for a broadcast segment when multicast routing is enabled
C. acts as a meeting place for sources and receivers of multicast traffic
D. used in PIM dense mode to create a database of all multicast sources
Answer: C
QUESTION NO: 90
Which two statements concerning STP state changes are true? (Choose two.)
A. Uponbootup, a port transitions from blocking to forwarding because it assumes itself as root.
B. Uponbootup, a port transitions from listening to forwarding because it assumes itself as root.
C. If a blocked port receives no BPDUs by themax_age time limit, it will transition to listening.
D. If a forwarding port receives an inferior BPDU, it will transition to listening.
E. Uponbootup, a port transitions from blocking to listening because it assumes itself as root.
F. If a forwarding port receives no BPDUs by themax_age time limit, it will transition to listening.
Answer: C,E
QUESTION NO: 91
Refer to the exhibit and the show ip mroute output on router R2. The network administrator wants
to check the multicast traffic coming on R2. Which statement is true about the output?
A. The multicast traffic for the group 224.1.1.1 is forwarded out the Ethernet3/1 and Ethernet3/2
interfaces.
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B. The multicast traffic for the group 224.1.1.1 gets dropped because of RPF failure.
C. The multicast traffic for the group 224.1.1.1 is reaching R2.
D. The multicast traffic for the group 224.1.1.1 is sourced from two different sources.
Answer: B
QUESTION NO: 92
On a multilayer Catalyst switch, which interface command is used to convert a Layer 3 interface to
a Layer 2 interface?
A. switchport mode access
B. switchport
C. noswitchport
D. swithport access vlan vlan-id
Answer: B
QUESTION NO: 93
Which protocol specified by RFC 2281 provides network redundancy for IP networks, ensuring
that user traffic immediately and transparently recovers from first-hop failures in network edge
devices or access circuits?
A. ICMP
B. STP
C. HSRP
D. IRDP
Answer: C
QUESTION NO: 94
Which two statements are true concerning an Ethernet MAC address that maps to a Layer 3
multicast address? (Choose two.)
A. The last 3 bytes of the Ethernet multicast MAC address are 01:00:5E.
B. The multicast address copies the last 23 bits of the IP address into the last 23 bits of the
Ethernet multicast MAC address.
C. When assigning a Layer 3 multicast address, an Ethernet Layer 2 address is automatically
generated from the hardcoded MAC address.
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D. The Ethernet multicast address assigns the first 24 bits of the MAC address to all Fs.
E. The first 3 bytes of the Ethernet multicast MAC address are 01:00:5E.
F. The Ethernet multicast address assigns the last 24 bits of the MAC address to all Fs.
Answer: B,E
QUESTION NO: 95
Refer to the exhibit. VLAN2, VLAN3, and VLAN10 are configured on the switch D-SW1. Host
computers are on VLAN 2 (10.1.2.0), servers are on VLAN 3 (10.1.3.0), and the management
VLAN is on VLAN10 (10.1.10.0). Hosts are able to ping each other but are unable to reach the
servers. On the basis of the exhibited output, which configuration solution could rectify the
problem?
A. Configure default gateways to IP address 10.1.10.1 on each host.
B. Assign an IP address of 10.1.3.1/24 to VLAN3.
C. Configure default gateways to IP address 10.1.2.1 on each host.
D. Configure a default route that points toward network 200.1.1.0/24.
E. Configure default gateways to IP address 200.1.1.2 on each host.
F. Enable IP routing on the switch D-SW1.
Answer: B
QUESTION NO: 96
Which DTP switchport mode parameter sets the switch port to actively send and respond to DTP
negotiation frames?
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A. access
B. dynamic desirable
C. no negotiate
D. trunk
E. dynamic auto
Answer: B
QUESTION NO: 97
Refer to the exhibit and the show ip mroute output on router R2. The network administrator wants
to check the multicast traffic coming on R2. Which statement is true about the output?
A. The multicast traffic for the group 224.1.1.1 is reaching R2.
B. The multicast traffic for the group 224.1.1.1 gets dropped because of RPF failure.
C. The multicast traffic for the group 224.1.1.1 is forwarded out the Ethernet3/1 and Ethernet3/2
interfaces.
D. The multicast traffic for the group 224.1.1.1 is sourced from two different sources.
Answer: B
QUESTION NO: 98
Refer to the exhibit. Which two commands would both produce the output in the exhibit? (Choose
two.)
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A. showglbp disabled
B. showglbp active
C. show standby group 10
D. showglbp 10
E. showglbp standby
F. show standby
Answer: B,D
QUESTION NO: 99 DRAG DROP
LAB
Answer:
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QUESTION NO: 100
Which MST configuration statement is correct?
A. MST configurations must be manually configured on each switch within the MST region.
B. MST configurations can be propagated to other switches using VTP.
C. MST configurations are entered using the VLAN Database mode on Cisco Catalyst switches.
D. MST configurations only need to be manually configured on the Root Bridge.
E. After MST is configured on a switch, PVST+ operations will also be enabled by default.
Answer: A
QUESTION NO: 101
Given the following configuration on a switch interface, what happens when a host with the MAC
address of 0003.0003.0003 is directly connected to the switch port? switchport mode access
switchport port-security switchport port-security maximum 2 switchport port-security mac-address
0002.0002.0002 switchport port-security violation shutdown
A. The host will be refused access.
B. The host can only connect through a hub/switch where 0002.0002.0002 is already connected.
C. The host will be allowed to connect.
D. The port will shut down.
Answer: C
QUESTION NO: 102
Given the following configuration on a switch interface, what happens when a host with the MAC
address of 0003.0003.0003 is directly connected to the switch port? switchport mode access
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switchport port-security switchport port-security maximum 2 switchport port-security mac-address
0002.0002.0002 switchport port-security violation shutdown
A. The host can only connect through a hub/switch where 0002.0002.0002 is already connected.
B. The host will be allowed to connect.
C. The port will shut down.
D. The host will be refused access.
Answer: B
QUESTION NO: 103
Refer to the exhibit. The DLSwitch is a Catalyst 3550 and the ALSwitch is a Catalyst 2950. Which
two configurations sequence would be used to establish an EtherChannel group? (Choose two.)
A. ALSwitch(config)# interface range fa 0/1 - 2ALSwitch(config-if)# channel-protocol
lacpALSwitch(config-if)# channel-group 1 mode desirable
B. ALSwitch(config)# interface range fa 0/1 - 2ALSwitch(config-if)# channel-group 1 mode
desirable
C. DLSwitch(config)# interface range fa 0/1 - 2DLSwitch(config-if)# channel-group 1 mode auto
D. DLSwitch(config)# interface range fa 0/1 - 2DLSwitch(config-if)# channel-protocol
lacpDLSwitch(config-if)# channel-group 1 mode desirable
E. ALSwitch(config)# interface range fa 0/1 - 2ALSwitch(config-if)# channel-protocol
pagpALSwitch(config-if)# channel-group 1 mode desirable
F. DLSwitch(config)# interface range fa 0/1 - 2DLSwitch(config-if)# channel-protocol
pagpDLSwitch(config-if)# channel-group 1 mode auto
Answer: E,F
QUESTION NO: 104
When STP operation is functioning normally, which statement is true about BPDUs?
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A. A bridge sends configuration BPDUs towards the root bridge every two seconds
B. A bridge sends configuration BPDUs towards the root bridge every 15 seconds.
C. A bridge sends a TCN BPDU to the root bridge once upon initial configuration, followed by
configuration BPDUs every two seconds.
D. A bridge sends only TCN BPDUs to the root bridge and no configuration BPDUs.
Answer: D
QUESTION NO: 105
Which two statements about the various implementations of STP are true? (Choose two.)
A. Multiple Spanning Tree (MST) assumes one spanning-tree instance for the entire Layer 2
network, regardless of the multiple number of VLANs.
B. Per-VLAN Spanning Tree Plus(PVST+) is an enhancement to 802.1Q specification and is
supported only on Cisco devices.
C. Rapid Spanning Tree Protocol (RSTP) includes features equivalent to CiscoPortFast,
UplinkFast, and BackboneFast for faster network reconvergence.
D. Common Spanning Tree maintains a separate spanning-tree instance for each VLAN
configured in the network.
E. Per-VLAN Spanning Tree (PVST) supports 802.1Qtrunking.
F. The Spanning Tree Protocol (STP) is an evolution of the IEEE 802.1w standard.
Answer: B,C
QUESTION NO: 106
Which three statements about the Multiple Spanning Tree (MST) protocol (IEEE 802.1s) are true?
(Choose three.)
A. All switches in an MST region, except distribution layer switches, should have their priority
lowered from the default value 32768.
B. To verify the MST configuration, the show pending command can be used in MST configuration
mode.
C. Enabling MST with the spanning-tree modemst global configuration command also enables
RSTP.
D. All switches in the same MST region must have the same VLAN-to-instance mapping, but
different configuration revision numbers.
E. An MST region is a group of MST switches that appear as a single virtual bridge to adjacent
CST and MST regions.
F. When RSTP and MSTP are configured,UplinkFast and BackboneFast must also be enabled.
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Answer: B,C,E
QUESTION NO: 107
Which statement about Root Path Cost is true?
A. This value is the cumulative cost of all links sent from the Designated Port of the Root Bridge.
B. It is the cost sent from the Root Bridge to all non-Root bridges.
C. This value is the cumulative cost of all the links leading to the Root Bridge.
D. It is the Path Cost of a particular Root Port.
Answer: C
QUESTION NO: 108
What is a characteristic of a static VLAN membership assignment?
A. based on MAC address of the connected device
B. VMPS server lookup
C. easy to configure
D. ease of adds, moves, and changes
Answer: C
QUESTION NO: 109
What are three disadvantages of a router-on-a-stick configuration for InterVLAN routing? (Choose
three.)
A. Additional overhead on the router can occur.
B. InterVLAN routing cannot be filtered by the router.
C. The router becomes a single point of failure for the network.
D. There is a possibility of inadequate bandwidth for each VLAN.
E. Routers will not route STP BPDUs.
F. NetFlow Switching is required for InterVLAN accounting.
Answer: A,C,D
QUESTION NO: 110
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Given the following configuration on a switch interface, what happens when a host with the MAC
address of 0003.0003.0003 is directly connected to the switch port? switchport mode access
switchport port-security switchport port-security maximum 2 switchport port-security mac-address
0002.0002.0002 switchport port-security violation shutdown
A. The host will be allowed to connect.
B. The host will be refused access.
C. The host can only connect through a hub/switch where 0002.0002.0002 is already connected.
D. The port will shut down.
Answer: A
QUESTION NO: 111
A network is configured with VLANs 1 through 5. 802.1 Q trunking is enabled between all
switches. Currently, access ports for VLAN 3 exist only on Switch3 and Switch6. What must the
administrator do to ensure that the other switches do not receive unnecessary broadcast packets
for VLAN 3 while still allowing all other VLAN packets to cross?
A. Configure Switch3 and Switch6 as transparent switches.
B. Configure Switch1, Switch2, Switch4 and Switch5 as transparent switches.
C. Configure VTP pruning.
D. Nothing is required. Only Switch3 and Switch6 will receive VLAN3 packets by default.
Answer: C
QUESTION NO: 112
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Which two statements about multicast addressing are true? (Choose two.)
A. To calculate the Layer 2 multicast address, the host maps the last 23 bits of the IP address into
the last 24 bits of the MAC address. The high-order bit is set to 0.
B. The first 23 bits of the multicast MAC address are 0x01-00-5E. This is a reserved value that
indicates a multicast application.
C. To calculate the Layer 2 multicast address, the host maps the last 23 bits of the IP address into
the last 24 bits of the MAC address. The high-order bit is set to 1.
D. The first 3 bytes (24 bits) of the multicast MAC address are 0x01-00-5E. This is a reserved
value that indicates a multicast application.
E. To calculate the Layer 2 multicast address, the host maps the last 24 bits of the IP address into
the last 24 bits of the MAC address. The high-order bit is set to 0.
F. The last 3 bytes (24 bits) of the multicast MAC address are 0x01-00-5E. This is a reserved
value that indicates a multicast application.
Answer: A,D
QUESTION NO: 113 CORRECT TEXT
HOTSPOT
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QUESTION NO: 114
Refer to the exhibit. Given the partial output, which statement is true?
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A. The console port will not require any authentication.
B. Users logging in through the network ports will have authentication verified through TACACS+.
C. The console port will require authentication through TACACS+.
D. PPP authentication will be authenticated through the TACACS+ server first.
Answer: D
QUESTION NO: 115
Refer to the exhibit. Based upon the information available, which statement is true?
A. Switch P1S1 is the primary root for VLAN 110.
B. Instance 0 of MST is configured for VLANs 1-4094.
C. Switch P1S1 is the secondary root for VLAN 30.
D. Instance 2 of MST is configured for VLANs 1-4094.
E. Switch P1S1 is the secondary root for VLAN 101.
F. Instance 1 of MST is configured for VLANs 1-1024.
Answer: E
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QUESTION NO: 116
Which statement correctly describes the extended system ID?
A. It is a bridge MAC address which is allocated from a pool of MAC addresses that are factory
assigned.
B. It is the VLAN identifier value and allows for 4096 BIDs to be uniquely identified.
C. It is the 2-bit number of the MSTP instance.
D. It is a hex number used to measure the preference of a bridge in the spanning-tree algorithm.
Answer: B
QUESTION NO: 117
Which is a valid multicast MAC address?
A. FF-FF-FF-FF-FF-FF
B. 01-00-E0-56-AE-3C
C. 00-01-E0-A8-B2-C1
D. 00-00-00-FA-11-67
E. 01-00-5E-0A-08-CF
Answer: E
QUESTION NO: 118
Which well-defined routing protocol would a network administrator configure on multicast routers
when member routers are widely dispersed?
A. Core-Based Trees (CBT)
B. Multicast Open Shortest Path First (MOSPF)
C. Protocol Independent Multicast Dense Mode (PIM-DM)
D. Distance Vector Multicast Routing Protocol (DVMRP)
E. Protocol Independent Multicast Sparse Mode (PIM-SM)
Answer: E
QUESTION NO: 119
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Refer to the exhibit and the partial configuration on routers R1 and R2. Hot Standby Routing
Protocol (HSRP) is configured on the network to provide network redundancy for the IP traffic. The
network administrator noticed that R2 does not became active when the R1 serial0 interface goes
down. What should be changed in the configuration to fix the problem?
A. R2 should be configured with a HSRP virtual address.
B. The Serial0 interface on router R1 should be configured with a decrement value of 20.
C. R2 should be configured with a standby priority of 100.
D. The Serial1 interface on router R2 should be configured with a decrement value of 20.
Answer: B
QUESTION NO: 120
What must be configured on a Cisco switch in order to advertise VLAN information?
A. VTP password
B. VTP revision number
C. VTP pruning
D. VTP mode
E. VTP domain name
Answer: D,E
QUESTION NO: 121
Which command sequence is required to configure the IP address of the rendezvous point (RP)
located at IP address 10.10.10.1?
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A. Switch(config)# ip pim rp-address 10.10.10.1
B. Switch(config)# ip pim accept-rp 10.10.10.1 1
C. Switch(config)# ip igmp join-group 10.10.10.1
D. Switch(config)# ip pim rp-candidate gigabitethernet0/2
Answer: A
QUESTION NO: 122
Refer to the exhibit. Which two statements are true about the output from the show standby vlan
50 command? (Choose two.)
A. Hosts using the default gateway address of 192.168.1.2 will have their traffic sent toCatalyst_A.
B. The command standby 1 preempt was added toCatalyst_A.
C. Hosts using the default gateway address of 192.168.1.1 will have their traffic sent to
192.168.1.11 even afterCatalyst_A becomes available again.
D. Catalyst_A is load sharing traffic in VLAN 50.
Answer: B,D
QUESTION NO: 123
Which enhancement was added to IGMP version 3?
A. destination filtering
B. membership report message
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C. leave group message
D. membership query message
E. source filtering
Answer: E
QUESTION NO: 124
Which option correctly identifies the Cisco IOS switching methods in descending order from the
fastest method to the slowest method?
A. process switching, fast switching, distributed CEF (dCEF), CEF
B. fast switching, process switching, distributed CEF (dCEF), CEF
C. CEF, distributed CEF (dCEF), fast switching, process switching
D. process switching, CEF, distributed CEF (dCEF), fast switching
E. process switching, distributed CEF (dCEF), CEF, fast switching
F. distributed CEF (dCEF), CEF, fast switching, process switching
Answer: F
QUESTION NO: 125
Refer to the exhibit. LACP has been configured on Switch1 as shown. Which is the correct
command set to configure LACP on Switch2?
A. Switch2# configure terminalSwitch2(config)# interface range gigabitethernet3/1 -
2Switch2(config-if)# channel-group 5 mode auto
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B. Switch2# configure terminalSwitch2(config)# interface range gigabitethernet3/1 -
2Switch2(config-if)# channel-group 5 mode on
C. Switch2# configure terminalSwitch2(config)# interface range gigabitethernet3/1 -
2Switch2(config-if)# channel-group 5 mode desirable
D. Switch2# configure terminalSwitch2(config)# interface range gigabitethernet3/1 -
2Switch2(config-if)# channel-group 5 mode passive
Answer: D
QUESTION NO: 126
Which type of IGMP message is sent when a network client wants to join a multicast group?
A. host membership query
B. host membership notification
C. host membership status
D. host membership report
Answer: D
QUESTION NO: 127
Refer to the exhibit. Supervisor redundancy has been configured on a Catalyst 4500 switch. The
administrator issued the show redundancy states command. Which two statements are true about
the output? (Choose two.)
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A. This route processor is offline.
B. Route processor redundancy (RPR) is not currently functional.
C. Route processor redundancy (RPR)is currently up and functional.
D. The Mode = Simplex portion of the output indicates that the system is currently not in redundant
mode.
E. The redundant supervisor is in standby mode.
Answer: B,D
QUESTION NO: 128
Frames from Workstation 1 are given the proper priority through Switch A, but Switch B handles
Workstation 1 frames as if they have no precedence. Which of the following actions will allow
traffic from Workstation 1 to be given the proper priority?
A. configuremls qos trust cos command under Switch A fa0/1 interface
B. configureqos all command under Switch B fa0/1 interface
C. configuremls qos trust cos command under Switch B fa0/1 interface
D. configuremls qos trust cos 5 command under Switch B fa0/1 interface
E. configureqos cos 5 command under Switch B fa0/1 interface
F. configureqos cos 5 command under Switch A fa0/1 interface
Answer: C
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QUESTION NO: 129
Refer to the exhibit. Which statement is true when voice traffic is forwarded on the same VLAN
used by the data traffic?
A. Port security cannot be enabled on the switch that is attached to the IP phone.
B. Quality of service cannot be applied for the voice traffic.
C. The voice traffic cannot use 802.1p priority tagging.
D. The voice traffic cannot be forwarded to the distribution layer.
Answer: C
QUESTION NO: 130
What will be the effect of applying the VLAN access map configuration on a
switch?Router(config)# vlan access-map thor 10Router(config-access-map)# match ip address
net_10Router(config-access-map)#action forwardRouter(config-access-map)#exitRouter(config)#
vlan filter thor vlan-list 12-16
A. All VLAN 12 through 16 IP traffic matching net_10 is forwarded and all other IP packets are
dropped.
B. IP traffic matching net_10 is dropped and all other IP packets are forwarded to VLANs 12
through 16.
C. IP traffic matchingvlan-list 12-16 is forwarded and all other IP packets are dropped.
D. All VLAN 12 through 16 IP traffic is forwarded, other VLAN IP traffic matching net_10 is
dropped.
Answer: A
QUESTION NO: 131
Which two multicast IP addresses can be represented by the multicast MAC address
0100.5e0A.0A07? (Choose two.)
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A. 228.10.10.7
B. 229.11.10.7
C. 228.10.10.8
D. 229.138.10.8
E. 228.10.138.7
F. 229.138.10.7
Answer: A,F
QUESTION NO: 132
Refer to the exhibit. The command switchport mode access is issued on interface
FastEthernet0/13 on switch CAT1. What will be the result?
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A. Interfaces FastEthernet0/13 and FastEthernet0/14 will no longer be bundled.
B. Interfaces FastEthernet0/13 and FastEthernet0/14 will only allow traffic from the native VLAN.
C. DynamicTrunking Protocol will be turned off on interfaces FastEthernet0/13 and
FastEthernet0/14.
D. Interfaces FastEthernet0/13 and FastEthernet0/14 will continue to pass traffic for VLANs
88,100,360.
E. The command will be rejected by the switch.
Answer: A
QUESTION NO: 133
Which technology manages multicast traffic at Layer 2 by configuring Layer 2 LAN interfaces
dynamically to forward multicast traffic only to those interfaces that want to receive it?
A. MOSPF
B. PIM-DM
C. IGMP
D. DVMRP
E. IGMP snooping
Answer: E
QUESTION NO: 134
Refer to the exhibit. What will happen to traffic within VLAN 14 with a source address of
172.16.10.5?
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A. The traffic will be forwarded without further processing.
B. The traffic will be forwarded to the TCAM for further processing.
C. The traffic will be forwarded to the router processor for further processing.
D. The traffic will be dropped.
Answer: D
QUESTION NO: 135
Examine the diagram. A network administrator has recently installed the above switched network
using 3550s and would like to control the selection of the root bridge. Which switch should the
administrator configure as the root bridge and which configuration command must the
administrator enter to accomplish this?
A. DSW11(config)# set spanning-tree priority 4096
B. DSW12(config)# set spanning-tree priority 4096
C. ASW13(config)# spanning-tree vlan 1 priority 4096
D. ASW13(config)# set spanning-tree priority 4096
E. DSW11(config)# spanning-tree vlan 1 priority 4096
F. DSW12(config)# spanning-tree vlan 1 priority 4096
Answer: F
QUESTION NO: 136
What will be the effect of applying the VLAN access map configuration on a
switch?Router(config)# vlan access-map thor 10Router(config-access-map)# match ip address
net_10Router(config-access-map)#action forwardRouter(config-access-map)#exitRouter(config)#
vlan filter thor vlan-list 12-16
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A. IP traffic matching net_10 is dropped and all other IP packets are forwarded to VLANs 12
through 16.
B. All VLAN 12 through 16 IP traffic is forwarded, other VLAN IP traffic matching net_10 is
dropped.
C. All VLAN 12 through 16 IP traffic matching net_10 is forwarded and all other IP packets are
dropped.
D. IP traffic matchingvlan-list 12-16 is forwarded and all other IP packets are dropped.
Answer: C
QUESTION NO: 137
Which well-defined routing protocol would a network administrator configure on multicast routers
when member routers are widely dispersed?
A. Multicast Open Shortest Path First (MOSPF)
B. Core-Based Trees (CBT)
C. Distance Vector Multicast Routing Protocol (DVMRP)
D. Protocol Independent Multicast Dense Mode (PIM-DM)
E. Protocol Independent Multicast Sparse Mode (PIM-SM)
Answer: E
QUESTION NO: 138
Which protocol allows for the automatic selection and simultaneous use of multiple available
gateways as well as automatic failover between those gateways?
A. VRRP
B. HSRP
C. IRDP
D. GLBP
Answer: B,D
QUESTION NO: 139
Which three statements are correct with regard to the IEEE 802.1Q standard? (Choose three.)
A. the IEEE 802.1Q frame uses multicast destination of 0x01-00-0c-00-00
B. the IEEE 802.1Q frame retains the original MAC destination address
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