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SWITCH 300-115 July 2015

CDP & LLDP Questions
http://www.certprepare.com/cdp-lldp-questions

Question 1
What is the default interval at which Cisco devices send Cisco Discovery Protocol
advertisements?
A. 30 seconds
B. 60 seconds
C. 120 seconds
D. 300 seconds

Answer: B
Question 2
Which statement about Cisco Discovery Protocol configuration on a Cisco switch is true?
A. CDP is enabled by default and can be disabled globally with the command no cdp run.
B. CDP is disabled by default and can be enabled globally with the command cdp enable.
C. CDP is enabled by default and can be disabled globally with the command no cdp enable.
D. CDP is disabled by default and can be enabled globally with the command cdp run.

Answer: A
Question 3
A network engineer notices inconsistent Cisco Discovery Protocol neighbors according to the
diagram that is provided. The engineer notices only a single neighbor that uses Cisco
Discovery Protocol, but it has several routing neighbor relationships. What would cause the
output to show only the single neighbor?
A. The routers are connected via a Layer 2 switch.
B. IP routing is disabled on neighboring devices.
C. Cisco Express Forwarding is enabled locally.
D. Cisco Discovery Protocol advertisements are inconsistent between the local and remote
devices.

Answer: A
Question 4
After the implementation of several different types of switches from different vendors, a
network engineer notices that directly connected devices that use Cisco Discovery Protocol
are not visible. Which vendor-neutral protocol could be used to resolve this issue?
A. Local Area Mobility
B. Link Layer Discovery Protocol
C. NetFlow
D. Directed Response Protocol

Answer: B
Question 5
While doing network discovery using Cisco Discovery Protocol, it is found that rapid error
tracking is not currently enabled. Which option must be enabled to allow for enhanced
reporting mechanisms using Cisco Discovery Protocol?
A. Cisco Discovery Protocol version 2
B. Cisco IOS Embedded Event Manager
C. logging buffered
D. Cisco Discovery Protocol source interface
E. Cisco Discovery Protocol logging options

Answer: A
Question 6
A network engineer has just deployed a non-Cisco device in the network and wants to get
information about it from a connected device. Cisco Discovery Protocol is not supported, so
the open standard protocol must be configured. Which protocol does the network engineer
configure on both devices to accomplish this?
A. IRDP
B. LLDP
C. NDP
D. LLTD

Answer: B
Question 7

Which statement about Cisco devices learning about each other through Cisco Discovery
Protocol is true?
A. Each device sends periodic advertisements to multicast address 01:00:0C:CC:CC:CC.
B. Each device broadcasts periodic advertisements to all of its neighbors.
C. Each device sends periodic advertisements to a central device that builds the network
topology.
D. Each device sends periodic advertisements to all IP addresses in its ARP table.

Answer: A
Question 8
Which option lists the information that is contained in a Cisco Discovery Protocol
advertisement?
A. native VLAN IDs, port-duplex, hardware platform
B. native VLAN IDs, port-duplex, memory errors
C. native VLAN IDs, memory errors, hardware platform
D. port-duplex, hardware platform, memory errors

Answer: A
Question 9
Which statement about LLDP-MED is true?
A. LLDP-MED is an extension to LLDP that operates between endpoint devices and network
devices.
B. LLDP-MED is an extension to LLDP that operates only between network devices.
C. LLDP-MED is an extension to LLDP that operates only between endpoint devices.
D. LLDP-MED is an extension to LLDP that operates between routers that run BGP.

Answer: A
Question 10
Which option describes a limitation of LLDP?
A. LLDP cannot provide information about VTP.
B. LLDP does not support TLVs.
C. LLDP can discover only Windows servers.
D. LLDP can discover up to two devices per port.

The default timeout period will be 360 seconds. Cisco Discovery Protocol version 2 carries native VLAN information. but version 1 does not. Cisco Discovery Protocol version 3 carries native VLAN information. C. what is the default period of time after which a MAC address ages out and is discarded? A.com/switch-questions Question 1 What effect does the mac address-table aging-time 180 command have on the MAC address-table? A. 180 seconds C. but versions 1 and 2 do not. D. ARP requests will be processed less frequently by the switch. E. Answer: A Switch Questions http://www. 600 seconds . This is how long a dynamic MAC address will remain in the CAM table. 300 seconds D. The MAC address-table will be flushed every 3 minutes. Answer: A Question 2 In a Cisco switch. but version 2 does not.Answer: A Question 11 Which statement about using native VLANs to carry untagged frames is true? A. The MAC address-table will hold addresses 180 seconds longer than the default of 10 minutes. Cisco Discovery Protocol version 1 carries native VLAN information. C. B. D. Cisco Discovery Protocol version 1 and version 2 carry native VLAN information.certprepare. B. 100 seconds B.

when is a syslog message generated? A. F. E.Answer: C Question 3 If a network engineer applies the command mac-address-table notification mac-move on a Cisco switch port. C. In which three ways does this command impact the traffic? (Choose three) A. The switch resumes forwarding broadcasts when they are below 65% of bandwidth. The switch drops broadcasts when they reach 75% of bandwidth. D. B. Which option decreases consumption of bandwidth used by broadcast traffic? A. B. Answer: C D F Question 5 While troubleshooting a network outage. Cisco IOS parser D. SDM routing C. D. More than 64 MAC addresses are added to the content-addressable memory. Only broadcast traffic is limited by this particular storm control configuration. integrated routing and bridging E. A new MAC address is removed from the content-addressable memory. A new MAC address is added to the content-addressable memory. a network engineer discovered an unusually high level of broadcast traffic coming from one of the switch interfaces. A MAC address or host moves between different switch ports. Multicast traffic is dropped at 65% and broadcast traffic is dropped at 75% of the total interface bandwidth. Dynamic ARP Inspection . Answer: A Question 4 The command storm-control broadcast level 75 65 is configured under the switch port connected to the corporate mail server. storm control B. C. SNMP traps are sent by default when broadcast traffic reaches 65% of the lower-level threshold. The switchport is disabled when unicast traffic reaches 75% of the total interface bandwidth.

port security C. switch# show ip arp inspection E. switch# show mac address-table B. switch# show port-security C. switch# show mac address-table address Answer: A E Question 7 Which switch feature prevents traffic on a LAN from being overwhelmed by continuous multicast or broadcast traffic? A. router(config-if)#storm-control action trap C. VLAN trunking Answer: A Question 8 Which command would a network engineer apply to error-disable a switchport when a packet-storm is detected? A.Answer: A Question 6 The network monitoring application alerts a network engineer of a client PC that is acting as a rogue DHCP server. storm control B. VTP pruning D. switch# show ip verify source D. router(config-if)#storm-control action enable Answer: A . Which two commands help trace this PC when the MAC address is known? (Choose two) A. router(config-if)#storm-control action shutdown B. router(config-if)#storm-control action error D.

Which set of configurations will result in all ports on both switches successfully bundling into an EtherChannel? A. Why is the EtherChannel bundle not working? . interface port channel 1 is in the down/down state.certprepare. Switch A is configured with ―channel-group 1 mode active‖. switch1 channel-group 1 mode desirable switch2 channel-group 1 mode auto Answer: D Question 2 After an EtherChannel is configured between two Cisco switches. switch1 channel-group 1 mode desirable switch2 channel-group 1 mode passive C. switch1 channel-group 1 mode on switch2 channel-group 1 mode auto D.EtherChannel Questions http://www. switch1 channel-group 1 mode active switch2 channel-group 1 mode auto B.com/etherchannel-questions-3 Question 1 Refer to the exhibit. while Switch B is configured with ―channel-group 1 mode desirable‖.

B. What should be done on the Cisco switch to allow for better EtherChannel utilization to the corporate web server? A. but not a destination. SPAN encapsulation replication must be enabled to capture EtherChannel destination traffic. C. The switch ports are not configured in trunking mode. D. D. C. The network administrator noticed that only one of the EtherChannel links is being utilized to reach the web server. Answer: A Question 3 An EtherChannel bundle has been established between a Cisco switch and a corporate web server. B. B. The switches are using mismatched EtherChannel negotiation modes. Answer: C Question 5 Refer to the exhibit. Enable Cisco Express Forwarding to allow for more effective traffic sharing over the EtherChannel bundle. VLAN filters are required to ensure traffic mirrors effectively. RSPAN must be used to capture EtherChannel bidirectional traffic. the network administrator notices that not all traffic is being replicated to the management server. C. LACP priority must be configured on both switches. Use link-state tracking to allow for improved load balancing of traffic upon link failure to the server. The channel group identifier must be different for Switch A and Switch B. What is a cause for this issue? A. The port channel can be used as a SPAN source. D. Disable spanning tree on all interfaces that are participating in the EtherChannel bundle.A. Adjust the EtherChannel load-balancing method based on source IP addresses. Answer: E Question 4 An access switch has been configured with an EtherChannel port. Adjust the EtherChannel load-balancing method based on destination IP addresses. After configuring SPAN to monitor this port. . E.

The settings will be applied to the EtherChannel bundle and all associated physical interfaces. The configuration will be rejected because storm control is not supported for EtherChannel. C. The EtherChannels would form and function properly even though the load-balancing and EtherChannel modes do not match. The EtherChannels would form. The EtherChannels would form and both devices would use the dst-ip load-balancing method because Switch1 is configured with EtherChannel mode active. B. B. C. D.What is the result of the configuration? A. Answer: B Question 6 A network engineer tries to configure storm control on an EtherChannel bundle. but network loops would occur because the loadbalancing methods do not match. What is the result of the configuration? A. The storm control settings will appear on the EtherChannel. D. Answer: D . but will only be present on the physical interfaces. but not on the associated physical ports. The EtherChannels would not form because the load-balancing method must match on the devices. The storm control configuration will be accepted.

PAgP modes are off. C. C. and on. D. and G0/4 between two switches using Ethernet port-channel. desirable. and on. Upgrade the PFC to support the latest load balancing methods. desirabledesirable. Configure G0/1 as half duplex and G0/2 as full duplex. Answer: A Question 8 A network engineer configured a fault-tolerance link on Gigabit Ethernet links G0/1. PAgP modes are active. desirable. active. and on-on allow the formation of a channel. Adjust the switch SDM back to ―default‖. . Only the combinations active-desirable. PAgP modes are off. desirable. Configure the new load balancing method using port-channel load-balance. and on-on allow the formation of a channel. Which action must be done to apply a new load balancing method? A. Which action allows interface G0/1 to always actively forward traffic in the port-channel? A. LACP traffic goes through G0/4 because it is the highest interface ID. B. G0/2. Answer: A Question 10 Refer to the exhibit. and on.Question 7 A network engineer must set the load balance method on an existing port channel. desirabledesirable. desirable. D. C. Only the combinations active-active. D. Only the combinations auto-desirable. and on. PAgP modes are active. auto. Ensure that IP CEF is enabled globally to support all load balancing methods. Configure LACP port-priority on G0/1 to 1. desirable. and on-on allow the formation of a channel. G0/3. B.desirable. and on-on allow the formation of a channel. B. Configure LACP port-priority on G0/1 to 65535. Only the combinations auto-auto. Answer: B Question 9 Which statement about the use of PAgP link aggregation on a Cisco switch that is running Cisco IOS Software is true? A.desirable. desirable.

Link Combination Control Protocol B.Which EtherChannel negotiation protocol is configured on the interface f0/13 – f0/15? A. Port Aggregation Protocol C. Link Aggregation Control Protocol Answer: B EtherChannel Questions 2 http://www. . Port Combination Protocol D.certprepare.com/etherchannel-questions-2 Question 1 Refer to the exhibit.

B. Answer: C Question 2 A network engineer changed the port speed and duplex setting of an existing EtherChannel bundle that uses the PAgP protocol. A switch can support up to eight compatibly configured Ethernet interfaces in an EtherChannel. C.Users of PC-1 experience slow connection when a webpage is requested from the server. A switch can support up to 10 compatibly configured Ethernet interfaces in an EtherChannel. PAgP drops the ports that do not match the configuration. the network engineer configured an EtherChannel on interfaces Fa1/0 and Fa0/1 of the server farm switch. Change the load-balance method to dst-mac. Disable EtherChannel load balancing. Contact Cisco TAC to report a bug on the switch. Upgrade the switch IOS to IP services image. The EtherChannel provides full-duplex bandwidth up to 1000 Mbps only for Fast EtherChannel or 8 Gbps only for Gigabit EtherChannel. B. traffic is still slow. PAgP changes the port speed and duplex for all ports in the bundle. PAgP changes the port speed but not the duplex for all ports in the bundle. as shown here: Server_Switch#sh etherchannel load-balance EtherChannel Load-Balancing Operational State (src-mac): Non-IP: Source MAC address IPv4: Source MAC address IPv6: Source IP address Server_Switch# However. Which action can the engineer take to resolve this issue? A. To increase bandwidth. The EtherChannel provides full-duplex bandwidth up to 800 Mbps only for Fast EtherChannel or 8 Gbps only for Gigabit EtherChannel. PAgP does not change the port speed and duplex for all ports in the bundle until the switch is rebooted. C. Which statement describes what happens to all ports in the bundle? A. D. B. D. . Answer: A Question 3 Which statement about using EtherChannel on Cisco IOS switches is true? A.

and Fa0/15 successfully formed a Layer 2 physical portchannel interface using a Cisco proprietary protocol. A switch can support up to 10 compatibly configured Ethernet interfaces in an EtherChannel. Which statement about switch S1 is true? A. The EtherChannel provides full-duplex bandwidth up to 800 Mbps only for Fast EtherChannel or 16 Gbps only for Gigabit EtherChannel. Physical port Fa0/13. Fa0/14. Logical port Fa0/13. Answer: A Question 5 What is the maximum number of 10 Gigabit Ethernet connections that can be utilized in an EtherChannel for the virtual switch link? . and Fa0/15 successfully formed a Layer 2 port-channel interface using an open standard protocol. Physical port Fa0/13. Fa0/14. Logical port Fa0/13.C. D. The EtherChannel provides full-duplex bandwidth up to 1000 Mbps only for Fast EtherChannel or 10 Gbps only for Gigabit EtherChannel. and Fa0/15 successfully formed a Layer 3 port-channel interface using a Cisco proprietary protocol. D. Fa0/14. B. C. A switch can support up to eight compatibly configured Ethernet interfaces in an EtherChannel. Fa0/14. and Fa0/15 successfully formed a Layer 3 physical portchannel interface using an open standard protocol. Answer: A Question 4 Refer to the exhibit.

B. It is not available in VSS. hot-standby link identification number C.A. D. 6 C. LACP port priority F. LACP system priority B. Converting a port channel to mLACP can cause a service disruption. 4 B.certprepare. interface MAC address Answer: A C E F VLAN Questions http://www. Answer: C Question 7 Which four LACP components are used to determine which hot-standby links become active after an interface failure within an EtherChannel bundle? (Choose four) A. interface bandwidth E. 12 Answer: C Question 6 Which statement about restrictions for multichassis LACP is true? A. system ID D. but not automatically disabled when a voice VLAN is removed? . It does not support 1Gb links. 8 D. C.com/vlan-questions-5 Question 1 Which feature is automatically enabled when a voice VLAN is configured. port number G. It is available only on a Cisco Catalyst 6500 Series chassis.

12-bit C. storm control Answer: A Question 2 In which portion of the frame is the 802. spanning tree D. Support 1522 layer 3 IP and IPX packet D. within the Ethernet payload C. 32-bit Answer: B Question 5 . within the Ethernet source MAC address Answer: A Question 3 What is required for a LAN switch to support 802. Support 1504 MTU or higher C. within the Ethernet header B. 16-bit D. 8-bit B.1q header found? A. portfast B.A. Support 1547 MTU only Answer: B Question 4 What is the size of the VLAN field inside an 802. within the Ethernet FCS D.1q frame? A. Support less than 1500 MTU B. port-security C.1q Q-in-Q encapsulation? A.

C. C. except when the native VLAN is set to 1. Which option is the cause of the spanning-tree error? A. spanning-tree bpdu-filter is enabled. 1024 Answer: B Question 6 What does the command ―vlan dot1q tag native‖ accomplish when configured under global configuration? A. 1 C. Inconsistent peer vlan. D. B.1q trunks are on both sides. 0 B. VLAN spanning-tree in SW-2 is configured. both with native VLAN mismatch. B. VLAN 2013 on the multilayer switch is configured as the native VLAN. 2 D. 802. Answer: D VLAN Trunking http://www. It removes the 4-byte dot1q tag from every frame that traverses the trunk interface(s).com/vlan-trunking Question 1 Refer to the exhibit. It allows control traffic to pass using the non-default VLAN.certprepare. All frames within the native VLAN are tagged. D. %SPANTREE-SP-2-BLOCK_PVID_PEER: Blocking GigabitEthernet1/2 on VLAN0001. A multilayer switch has been configured to send and receive encapsulated and tagged frames. .What is the maximum number of VLANs that can be assigned to an access switchport without a voice VLAN? A. VLAN ID 1 should not be used for management traffic because its unsafe. Control traffic is tagged. SW-1#sh logging %SPANTREE-SP-2-RECV_PVID_ERR: Received BPDU with inconsistent peer Vlan id 1 on GigabitEthernet1/2 VLAN2013.

trunk allowed VLANs D. 3512xl(config)#int fastEthernet 0/1 3512xl(config-if)#switchport mode trunk 3512xl(config-if)#switchport trunk encapsulation dot1q How many bytes are added to each frame as a result of the configuration? A. transparent bridging C. Consider that this is a multivendor environment. VLAN access-list E. L2P tunneling . VTP pruning B. Which Cisco IOS switching feature can be used to achieve the task? A. 8-bytes except the native VLAN C. Link Aggregation Protocol at the access layer C.Answer: C Question 2 Refer to the exhibit. PPP encapsulation with a virtual template B. 4-bytes including native VLAN D. Inter-Switch Link Answer: C Question 4 Which technique allows specific VLANs to be strictly permitted by the administrator? A. dot1q VLAN trunking D. 4-bytes except the native VLAN B. 8-bytes including native VLAN Answer: A Question 3 A network engineer must implement Ethernet links that are capable of transporting frames and IP traffic for different broadcast domains that are mutually isolated.

Answer: C
Question 5
For security reasons, the IT manager has prohibited users from dynamically establishing
trunks with their associated upstream switch. Which two actions can prevent interface
trunking? (Choose two)
A. Configure trunk and access interfaces manually.
B. Disable DTP on a per interface basis.
C. Apply BPDU guard and BPDU filter.
D. Enable switchport block on access ports.

Answer: A B
Question 6
Which two protocols can be automatically negotiated between switches for trunking?
(Choose two)
A. PPP
B. DTP
C. ISL
D. HDLC
E. DLCI
F. DOT1Q

Answer: C F
Question 7
The network manager has requested that several new VLANs (VLAN 10, 20, and 30) are
allowed to traverse the switch trunk interface. After the command ―switchport trunk allowed
vlan 10,20,30″ is issued, all other existing VLANs no longer pass traffic over the trunk. What
is the root cause of the problem?
A. The command effectively removed all other working VLANs and replaced them with the
new VLANs.
B. VTP pruning removed all unused VLANs.
C. ISL was unable to encapsulate more than the already permitted VLANs across the trunk.
D. Allowing additional VLANs across the trunk introduced a loop in the network.

Answer: A
Question 8
A manager tells the network engineer to permit only certain VLANs across a specific trunk
interface. Which option can be configured to accomplish this?
A. allowed VLAN list
B. VTP pruning
C. VACL
D. L2P tunneling

Answer: A
Question 9
Refer to the exhibit.
interface GigabitEthernet 1/0/1
switchport access vlan 10
switchport trunk encapsulation dot1q
switchport mode trunk
switchport voice vlan 11
spanning-tree portfast
!

Which option shows the expected result if a ―show vlan‖ command is issued?
A.

B.

C.

D.

A. Exhibit A
B. Exhibit B
C. Exhibit C
D. Exhibit D

password. Answer: D Question 2 After implementing VTP. D. Remove the VTP domain name from all switches with ―null‖ and then replace it with the new domain name. C. Enable VTP version 3. What must be done to fix this? A. However.certprepare. and version. which supports extended VLAN propagation. B. VLANs are not passing from the VTP server (existing network) to the VTP clients. D. access lists B. the extended VLANs are not being propagated to other VTP switches.com/vtp-questions-4 Question 1 Several new switches have been added to the existing network as VTP clients.Answer: A VTP Questions http://www. Extended VLANs will not propagate to different IOS versions when extended VLANs are in use. Answer: B Question 3 Which technique automatically limits VLAN traffic to only the switches that require it? A. All of the new switches have been configured with the same VTP domain. What should be configured for extended VLANs? A. VTP does not support extended VLANs and should be manually added to all switches. Ensure that all switches run the same Cisco IOS version. Ensure that all switch interconnects are configured as trunks to allow VTP information to be transferred. Provision one of the new switches to be the VTP server and duplicate information from the existing network. B. C. DTP in nonegotiate . Configure a different native VLAN on all new switches that are configured as VTP clients. VTP authentication is required when using extended VLANs because of their ability to cause network instability.

The trunk between Switch A and Switch B is misconfigured. D. Which action resolves this problem? A. Reload the VTP server. but Switch B does not receive any VLAN information.C. Reload the new switch. Switch A. the network engineer notices that the new switch is not receiving the list of VLANs from the server. Switch B is configured in transparent mode. After verifying all VTP settings. B. a network engineer notices that none of the VTP clients are receiving the updates. B. Verify connected trunk ports. Answer: A Question 5 A network is running VTPv2. Answer: D Question 6 After configuring new data VLANs 1020 through 1030 on the VTP server. What is the most probable cause of this behavior? A. PBR Answer: C Question 4 Refer to the exhibit. Switch C receives VLAN information from the VTP server Switch A. VTP pruning D. and C are trunked together and have been properly configured for VTP. The VTP revision number of the Switch B is higher than that of Switch A. Restart the VTP process on the new switch. B. C. while Switch C is configured with a trunk port to Switch B. Switch B is configured with an access port to Switch A. What is the problem? . D. C.

1024 D. E. C. Which enhancement to a spanning-tree design prevents unnecessary traffic from crossing the extended LAN segment? A. . which statement describes what happens when a domain name is configured on one of the switches? A. The VTP version number must be set to version 3. Configure manual trunk pruning between the two locations. B. B. 1000 B. Another switch in the domain has a higher revision number than the server. Create a Layer 3 transit VLAN to segment the traffic between the sites. Switches with higher revision numbers does not accept the new domain name.A. After each update to the VTP server. The switch with the non-default domain name restores back to ―null‖ upon reboot. If all switches currently have the default VTP domain name ―null‖. D. it takes up to 4 hours propagate. 4095 F. C. VTP must be stopped and restarted on the server. how many VLANs can be used to carry user traffic? A. 1001 C. The VTP server must be reloaded. Answer: C Question 8 When you design a switched network using VTPv2. D. 2048 E. 4096 Answer: B Question 9 A new network that consists of several switches has been connected together via trunking interfaces. B. Use VTP pruning on the trunk interfaces. Answer: B Question 7 A network engineer is extending a LAN segment between two geographically separated data centers. Modify the spanning-tree priorities to dictate the traffic flow.

com/vtp-questions-2-2 Question 1 Which VLAN range is eligible to be pruned when a network engineer enables VTP pruning on a switch? A. VLANs 2-4094 Answer: C Question 2 Which feature must be enabled to eliminate the broadcasting of all unknown traffic to switches that are not participating in the specific VLAN? A. transparent B. VTP summary advertisements are sent out of all ports with the new domain name. Answer: D VTP Questions 2 http://www. storm control D.certprepare. client C. bpdguard . server D. VLANs 1-4094 C. All other switches with the default domain name become VTP clients. VLANs 2-1001 D.C. VLANs 1-1001 B. Answer: C Question 10 Which VTP mode is needed to configure an extended VLAN. when a switch is configured to use VTP versions 1 or 2? A. Extended VLANs are only supported in version 3 and not in versions 1 or 2. port-security C. VTP pruning B. D.

Change VTP mode to server and enable 802.Answer: A Question 3 Refer to the exhibit.1q. . Enable VTP pruning and disable 802. Disable VTP pruning and disable 802.1q.1q. Which action resolves this problem? A. Switch1(config)#vlan 10 VTP vlan configuration not allowed when device is in CLIENT mode. Update the VTP revision number. C. D. Answer: C Question 4 Refer to the exhibit. Switch1#show interfaces trunk Switch1# The users in an engineering department that connect to the same access switch cannot access the network. The network engineer found that the engineering VLAN is missing from the database. B.

Which action resolves this problem? A. but users in company A are not able to access network resources in company B when DTP is enabled.dat and ensure that the switch with lowest MAC address is the VTP server. Disable DTP and document the VTP domain mismatch. Delete vlan. access list C. Manually force trunking with switchport mode trunk on both switches. D. switchport trunk allowed VLAN D. Enable the company B switch with the vtp mode server command. VTP pruning B. C. Which Cisco IOS feature can be used to achieve this task? A. B. Answer: C Question 5 A network engineer must improve bandwidth and resource utilization on the switches by stopping the inefficient flooding of frames on trunk ports where the frames are not needed. VLAN access-map Answer: A Question 6 .The network switches for two companies have been connected and manually configured for the required VLANs.

switch# show spanning-tree brief D. D. Answer: C Question 7 Refer to the exhibit. C.Which action allows a network engineer to limit a default VLAN from being propagated across all trunks? A. Answer: C STP Questions http://www. Enable VTP pruning on the VTP server.com/stp-questions-7 Question 1 Which command does a network engineer use to verify the spanning-tree status for VLAN 10? A. B. but Switch C is not receiving traffic from certain VLANs. B. switch# show spanning-tree vlan 10 brief . Switch B has all VLANs. C.certprepare. What would cause this issue? A. switch# show spanning-tree summary E. VTP pruning is configured globally on all switches and it removed VLANs from the trunk interface that is connected to Switch C. Use trunk pruning vlan 1. switch# show spanning-tree bridge C. The trunk between Switch A and Switch B is misconfigured. Manually prune default VLAN with switchport trunk allowed vlans remove. Upgrade to VTP version 3 for advanced feature set support. and C are trunked together and have been properly configured for VTP. D. B. Switch A. switch# show spanning-tree vlan 10 B. The VTP revision number of Switch B is higher than that of Switch A. A VTP authentication mismatch occurred between Switch A and Switch B.

. Answer: C Question 3 Refer to the exhibit. Which action is needed to modify the Layer 2 spanning-tree network so that traffic for PC1 VLAN from switch SW3 uses switchport f1/1 as a primary port? A. Modify the spanning-tree port-priority on SW1 f1/1 to 16 and f1/0 to 0. Modify the spanning-tree port-priority on SW1 f1/1 to 0 and f1/0 to 16.Answer: A Question 2 Refer to the exhibit. D. B. f1/0 and f1/1 have the same end-to-end path cost to the designated bridge. Modify the spanning-tree port-priority on SW2 f1/1 to 0 and f1/0 to 16. Modify the spanning-tree port-priority on SW2 f1/1 to 16 and f1/0 to 0. C.

The bridge priority is 1 and all ports are forwarding. All ports are members of VLAN 10. B. C. which option will be the new root port for VLAN 10? . The bridge priority is 128. D. The switch priority value is zero. it has the lowest priority value for VLAN 1.Why would the switch be considered as a root bridge? A.19 and all ports are forwarding. Answer: D Question 4 Refer to the exhibit. The switch priority for VLAN 1 and the macro specifies ―This Bridge is the root‖. Considering the default cost of upstream bridges to the root bridge is equal.

If an interface is enabled for portfast receives BDPU. learning. interface f0/14 C. D. and forwarding states. Switch1(config) # spanning-tree portfast bpdufilter default Which statement about the spanning-tree portfast feature on the switch is true? A. interface f0/13 B.A. Answer: C Question 6 A network engineer configured an Ethernet switch using these commands. the port goes into the spanning-tree inconsistent state. The engineer observes that when the PC is connected to the network. If an interface is enabled for portfast receives BDPU. D. C. Configure port to duplex full and speed 1000. If an interface is enabled for portfast receives BDPU. Configure spanning-tree portfast. If an interface is enabled for portfast receives BDPU. learning. and forwarding states. the port goes through the spanningtree listening. B. Answer: A Question 7 Which statement describes what happens when a port configured with root guard receives a superior BPDU? . it takes 30 to 60 seconds for the PC to see any activity on the network interface card. Configure no switchport. the port does not go through the spanning-tree listening. the port is shut down immediately. interface f0/15 D. B. Which Layer 2 enhancement can be used to eliminate this delay? A. C. interface f0/21 Answer: D Question 5 A network engineer is trying to deploy a PC on a network. Configure port duplex and speed to auto negotiation.

RSTP has been enabled per interface and not globally. The port goes into errdisabled state and stops forwarding traffic. PVST+ B. Answer: C Question 9 Pilot testing of the new switching infrastructure finds that when the root port is lost. C. Loop Guard F. B. The STP root bridge selection is forcing key ports to remain in non-rapid transitioning mode. forward-timers . PortFast C. it has been determined that several ports are not transitioning as they should. cost C. port-priority B. Answer: D Question 8 An administrator recently configured all ports for rapid transition using PortFast. Which two elements are used to accomplish this? (Choose two) A. C. Which spanning-tree technology is used to accomplish backup root port selection? A. STP immediately replaces the root port with an alternative root port. BackboneFast D. What is the reason for this? A. The port goes into root-inconsistent state and stops forwarding traffic. The switch does not have the processing power to ensure rapid transition for all ports. STP is unable to achieve rapid transition for trunk links. D. B. The port goes into BPDU-inconsistent state and stops forwarding traffic. The port goes into loop-inconsistent state and stops forwarding traffic. UDLD Answer: D Question 10 A network engineer must adjust the STP interface attributes to influence root port selection.A. UplinkFast E. After testing. D.

For their disaster recovery feature to operate successfully. however. BPDUignore B. The engineer does not want this switch participating in Spanning Tree with the rest of the network. BPDUdisable E. Spanning-Tree PortFast E. BPDUblock D. BPDUguard C.D. link type E. Spanning-Tree FastPort D. Rapid Spanning-Tree B. the application server team has indicated that they must not have the standard 30 second delay before their switchport enters a forwarding state. You should now disable portfast explicitly on switched ports leading to hubs. root guard Answer: A B Question 11 For client server failover purposes. they require the switchport to enter a forwarding state immediately. Spanning-Tree Fast Forward Answer: D Question 12 A network engineer is installing a switch for temporary workers to connect to. BPDUfilter Answer: E Question 13 Switch(config)#spanning-tree portfast default %Warning: this command enables portfast by default on all interfaces. Spanning-Tree Timers C. Switch(config)# . Which spanning-tree feature satisfies this requirement? A. switches and bridges as they may create temporary bridging loops. end user connectivity is still required. Which spanning-tree feature accomplishes this? A.

1D STP.1d understands RSTP BPDUs because they are the same version. B.com/rstp-questions Question 1 After the recent upgrade of the switching infrastructure. 802. but when a RSTP switch receives a 802.1d BPDU. but when a RSTP switch receives a 802. it responds with an 802. C. Answer: A Question 2 What happens on a Cisco switch that runs Cisco IOS when an RSTP-configured switch receives 802. it does not respond with a 802. it does not respond with a 802. .When troubleshooting a network problem. it responds with a 802.1d to communicate. The administrator has defined the switch as the root in the STP domain.1D STP and PortFast have been configured by default on all newly implemented Cisco Catalyst switches. D. C. spanning-tree portfast bpdufilter default B.1d BPDU.1d BPDU.1d does not understand RSTP BPDUs because they are different versions.1d understands RSTP BPDUs because they are the same version. The port roles have been adjusted based on the interface bandwidth and timers of the new Cisco Catalyst switches. but when a RSTP switch receives a 802.1d BPDU? A. D.1d to communicate. 802.1d BPDU and eventually the two switches run 802. IEEE 802. no spanning-tree link-type shared D.1d BPDU and eventually the two switches run 802. a network analyzer is connected to Port f0/1 of a LAN switch. The new switches are using RSTP instead of legacy IEEE 802.1d does not understand RSTP BPDUs because they are different versions.1d BPDU and eventually the two switches run 802.certprepare. the network engineer notices that the port roles that were once ―blocking‖ are now defined as ―alternate‖ and ―backup‖. but when a RSTP switch receives an 802. What is the reason for this change? A. spanning-tree portfast bpduguard enable C. Which command can prevent BPDU transmission on this port? A. spanning-tree bpduguard default Answer: A RSTP Questions http://www. 802.1d BPDU. 802.1d BPDU.1d to communicate. B.

MST . PVST+ B. Which version of spanning tree is appropriate to meet the company policy? A. STP C. PVST+ E. 2 C. what is the total number of spanning-tree instances running on the switch? A.com/mst-questions Question 1 A network engineer is setting up a new switched network. PVST C.certprepare.Answer: A MST Questions http://www. The network is expected to grow and add many new VLANs in the future. 4 Answer: C Question 3 To follow the Layer 2 switching guidelines. 3 D. a network engineer decides to create a separate spanning tree for every group of 10 VLANs. 1 B. MST D. Which Spanning Tree Protocol should be used to reduce switch resources and managerial burdens that are associated with multiple spanningtree instances? A. RPVST+ Answer: C Question 2 When two MST instances (MST 1 and MST 2) are created on a switch. RSTP B.

community port D. trunk port Answer: A Question 3 Which private VLAN can have only one VLAN and be a secondary VLAN that carries unidirectional traffic upstream from the hosts toward the promiscuous ports and the gateway? A. C. RSTP E. B. RPVST+ Answer: C Private VLAN http://www. Which configuration must be made before the private VLAN is configured? A. D. primary VLAN C. Ensure all switches are configured as VTP server mode. Answer: C Question 2 Which private VLAN access port belongs to the primary VLAN and can communicate with all interfaces. Enable VTP version 3. Configure VTP Transparent Mode. Disable VTP and manually assign VLANs. isolated port C.certprepare. isolated VLAN B.D. promiscuous VLAN . community VLAN D.com/private-vlan Question 1 A network engineer wants to ensure Layer 2 isolation of customer traffic using a private VLAN. promiscuous port B. including the community and isolated host ports? A.

promiscuous port B. which port type connects the switch to the gateway router? A. standby track Answer: D . promiscuous B. standby group B. community C.Answer: A Question 4 When you configure private VLANs on a switch. community port D. trunked Answer: A Question 5 When you configure a private VLAN. which type of port must you configure the gateway router port as? A.com/hsrp-questions-6 Question 1 Which configuration command ties the router hot standby priority to the availability of its interfaces? A. isolated port C. standby priority C. isolated D.certprepare. access port Answer: A HSRP Questions http://www. backup interface D.

standby group track C. 120 D. standby 1 track 100 decrement 20 Answer: A Question 4 Which command configures an HSRP group to become a slave of another HSRP group? A. standby follow D.Question 2 What is the default HSRP priority? A. standby 1 track 100 decrement 1 C. 15 . 1 B. 10 D. 1024 Answer: B Question 3 Which command correctly configures standby tracking for group 1 using the default decrement priority value? A. 50 B. 100 C. standby slave B. standby 1 track 100 B. standby group backup Answer: C Question 5 What is the default amount by which the hot standby priority for the router is decremented or incremented when the interface goes down or comes back up? A. 5 C. standby 1 track 100 decrement 5 D.

102.com/hsrp-hotspot Question – DSW1( Distribute switch 1) is the primary device for Vlan 101.certprepare. unless GigabitEthernet 1/0/1 on backup device has also failed. 105 – DSW2 ( Distribute switch 2) is the primary device for Vlan 103 and 104 – A failure on gig1/0/1 on primary device should cause the primary device to release its status as the primary device.Answer: C HSRP Hotspot http://www. the ―show running-config‖ commands are posted below for your reference but please notice in the exam you have to issue this command to get the output: . ————————————————————————————————————— ————————————————– For your information.

105.255.255.168.0 standby 5 ip 192.168.254 standby 1 priority 200 standby 1 track GigabitEthernet1/0/1 55 ! interface Vlan102 ip address 192.168.255.DSW1#show running-config DSW2#show running-config interface Vlan101 ip address 192.254 standby 5 preempt standby 5 track GigabitEthernet1/0/1 Question 1 During routine maintenance.1 255.255.168.104.168.255.255.254 standby 2 priority 200 standby 2 preempt standby 2 track GigabitEthernet1/0/1 5 ! interface Vlan103 ip address 192.103.255. The DSW1’s decrement value should be configured with a value from 195 to less than 205 .2 255.168.105.102.102.102. it became necessary to shutdown G1/0/1 on DSW1.168.0 standby 4 ip 192.1 255.255.104.1 255.103.1 255. The DSW1’s decrement value should be configured with a value from 11 to 18 D.103.0 standby 1 ip 192.255.105.255.0 standby 2 ip 192. DSW1 remained the active device for Vlan 102’s HSRP group.254 standby 4 priority 200 standby 4 preempt standby 4 track GigabitEthernet1/0/1 55 ! interface Vlan105 ip address 192.255. The DSW1’s decrement value should be configured with a value from 5 to 15 B.168.168.168.168. You have determined that there is an issue with the decrement value in the track command in Vlan 102’s HSRP group.255.254 standby 3 priority 190 standby 3 preempt standby 3 track GigabitEthernet1/0/1 50 ! interface Vlan104 ip address 192.2 255.0 standby 4 ip 192. All other interface were up.0 standby 2 ip 192.255.255.0 standby 3 ip 192.0 standby 1 ip 192.103.255.101.0 standby 5 ip 192.255.101.168.168.254 standby 3 priority 200 standby 3 preempt standby 3 track GigabitEthernet1/0/1 ! interface Vlan104 ip address 192.2 255.101.255.255.168.2 255.105.254 standby 1 priority 150 standby 1 preempt standby 1 track GigabitEthernet1/0/1 ! interface Vlan102 ip address 192.168.254 standby 2 priority 190 standby 2 preempt standby 2 track GigabitEthernet1/0/1 ! interface Vlan103 ip address 192.101.2 255.102.168.168. During this time.255.168.0 standby 3 ip 192.1 255.168.104. The DSW1’s decrement value should be configured with a value from 9 to 15 C. What need to be done to make the group function properly? A.168.254 standby 5 priority 150 standby 5 preempt standby 5 track GigabitEthernet1/0/1 55 interface Vlan101 ip address 192.254 standby 4 priority 150 standby 4 preempt standby 4 track GigabitEthernet1/0/1 1 ! interface Vlan105 ip address 192.104.255.

On DSW1. The DSW1’s decrement value should be greater than 190 and less 200 Answer: C Question 2 During routine maintenance. increase the decrement value in the track command to a value greater than 10 and less than 50. 95 B. Enable preempt on DSW1’s Vlan101 HSRP group B. On DSW2. Decrease DSW1’s priority value for Vlan101 HSRP group to a value that is less than priority value configured on DSW2’s HSRP group for Vlan101 D. As related to Vlan103’s HSRP group. Answer: C Question 4 If G1/0/1 on DSW1 is shutdown. Decrease the decrement in the track command for DSW1’s Vlan 101 HSRP group to a value less than the value in the track command for DSW2’s Vlan 101 HSRP group. All other interface were up. G1/0/1 on DSW1 was shutdown. 200 . what will be the current priority value of the Vlan105’s group on DSW1? A. However.E. 100 C. The DSW1’s decrement value should be configured with a value from 200 to less than 205 F. What need to be done to make the group for Vlan101 function properly? A. What can be done to make the group function properly? A. On DSW2. On DSW1. disable preempt B. DSW1 did not become the active HSRP device as desired. Answer: A Question 3 DSW2 has not become the active device for Vlan103’s HSRP group even though all interfaces are active. Disable preempt on DSW1’s Vlan101 HSRP group C. 150 D. after G1/0/1 on DSW1 was reactivated. DSW2 became the active HSRP device for Vlan101 as desired. decrease the priority value to a value less than 190 and greater than 150 C. increase the priority value to a value greater 200 and less than 250 D.

On DSW1. HSRP C. On DSW1. On DSW2. During this time.com/vrrp-questions-2 Question 1 Which First Hop Redundancy Protocol is an IEEE Standard? A.certprepare. 100 C. On DSW1. GLBP B. All other interface were up. 150 D. what can be done to make the group function properly? A. disable preempt B. Answer: C VRRP Questions http://www. increase the decrement value in the track command to a value greater than 6 D. 50 B. OSPF Answer: C . 200 Answer: B Question 6 During routine maintenance.Answer: A Question 5 What is the configured priority value of the Vlan105’s group on DSW2 ? A. As related to Vlan104’s HSRP group. it became necessary to shutdown G1/0/1 on DSW1 and DSW2. decrease the priority value to a value less than 150 C. VRRP D. DSW1 became the active device for Vlan104’s HSRP group. disable track command.

Question 2 Which VRRP router is responsible for forwarding packets that are sent to the IP addresses of the virtual router? A.com/glbp-questions-3 Question 1 Refer to the exhibit. %GLBP-4-DUPADDR:Duplicate address Which option describes the reason for this message in a GLBP configuration? A. Layer 2 loop Answer: D Question 2 Which gateway role is responsible for answering ARP requests for the virtual IP address in GLBP? A. active virtual gateway D.certprepare. virtual router active D. active virtual router C. virtual router backup C. HSRP configured on same interface as GLBP D. virtual router master B. Unavailable GLBP active forwarder B. virtual router standby Answer: A GLBP Questions http://www. active virtual forwarder B. designated router . Incorrect GLBP IP address C.

Add an access list to GigabitEthernet0/48 to filter out traffic that is not in VLAN 10. 2 B. D. 8 Answer: B SPAN Questions http://www. C. Answer: C Question 2 .com/span-questions Question 1 Refer to the exhibit. 6 D. Change the configuration for GigabitEthernet0/48 so that it is a member of VLAN 10. B.certprepare. Change the monitor session source to VLAN 10 instead of the physical interface. 4 C. Apply the monitor session filter globally to allow only traffic from VLAN 10. interface GigabitEthernet0/1 switchport switchport mode trunk switchport trunk allowed vlan 1-100 ! interface GigabitEthernet0/48 switchport switchport mode access ! monitor session 1 source interface GigabitEthernet0/1 monitor session 1 destination interface GigabitEthernet0/48 How can the traffic that is mirrored out the GigabitEthernet0/48 port be limited to only traffic that is received or transmitted in VLAN 10 on the GigabitEthernet0/1 port? A.Answer: C Question 3 What is the maximum number of virtual MAC addresses that GLBP allows per group? A.

The trunk’s native VLAN must be changed to something other than VLAN 1.Refer to the exhibit. B. A monitor session on the distribution switch with a physical interface as the source and the remote SPAN VLAN as the destination B. A monitor session on the access switch with a remote SPAN VLAN source and the physical interface as the destination F. A monitor session on the access switch with a physical interface source and the remote SPAN VLAN as the destination D. A remote SPAN VLAN on the distribution and access layer switch C. Traffic from VLAN 4 is not sent to the SPAN destination interface. A network engineer wants to analyze all incoming and outgoing packets for an interface that is connected to an access switch. 52 What is the result of the implemented command? A. and 52 is replicated to the SPAN destination port. D. 39. Traffic from VLANs 1 to 8. E. 39. . A monitor session on the distribution switch with a physical interface as the source and a physical interface as the destination Answer: B C D Question 3 Interface FastEthernet0/1 is configured as a trunk interface that allows all VLANs. This command is configured globally: monitor session 2 filter vlan 1 – 8. A monitor session on the distribution switch with a remote SPAN VLAN as the source and physical interface as the destination E. C. Which three items must be configured to mirror traffic to a packet sniffer that is connected to the distribution switch? (Choose three) A. All VLAN traffic is sent to the SPAN destination interface. Filtering a trunked SPAN port effectively disables SPAN operations for all VLANs.

C.Answer: E Question 4 Refer to the exhibit. The RSPAN designated VLAN is missing the remote span command. There is a speed mismatch on the interface. The local RSPAN switch is replicating only Rx traffic to the remote switch. Answer: B Question 6 monitor session 1 source interface g0/4 rx monitor session 1 filter vlan 3 . E. Answer: C Question 5 RSPAN has been configured on a Cisco Catalyst switch. The interface is configured as the target of the SPAN session. B. traffic is not being replicated to the remote switch. There is a duplex mismatch on the interface. D. The local and remote RSPAN switches are configured using different session IDs. B. A network engineer investigates a recent network failure and notices that one of the interfaces on the switch is still down. however. Which type of misconfiguration is a cause? A. What is causing the line protocol on this interface to be shown as down? A. D. The local switch is overloaded with the amount of sourced traffic that must be replicated to the remote switch. The interface is configured as the source of the SPAN session. C. There is a layer 1 physical issue.

(config)# aaa authentication login login radius local C. (config)# aaa authentication login default radius local B. accounting D. Configure a SPAN session to monitor the received traffic on interface g0/4 for all VLANs except VLAN 3 Answer: A AAA Questions http://www. auditing Answer: A Question 2 Which command creates a login authentication method named ―login‖ that will primarily use RADIUS and fail over to the local user database? A. authentication C. Configure a SPAN session to monitor the received traffic on interface g0/4 only for VLAN 3 B.com/aaa-questions Question 1 Which portion of AAA looks at what a user has access to? A. authorization B. (config)# aaa authentication login default local radius D. (config)# aaa authentication login radius local Answer: B . Configure a SPAN session to monitor the received traffic on interface g0/5 only for VLAN 3 C.certprepare.monitor session 1 destination interface g0/5 What is the result of the SPAN configuration on a Cisco switch? A. Configure a SPAN session to monitor the received traffic on interface g0/5 for all VLANs except VLAN 3 D.

RADIUS with EAP Extension B. SLIP.1. auth-proxy Answer: A Question 5 Which authentication service is needed to configure 802. TACACS+ C. RADIUS using VSA Answer: A Question 6 Refer to the exhibit. IP mobile C.50 auth-port 1812 key C1sc0123 aaa authentication login default group radius local line .Question 3 Which command globally enables AAA on a device? A.1.1x? A. aaa authentication C. username cisco password cisco ! aaa new-model ! radius-server host 10. aaa new-model B. aaa accounting Answer: A Question 4 Which AAA Authorization type includes PPP. network B. and ARAP connections? A. EXEC D. RADIUS with CoA D. aaa authorization D.

Line password.50 auth-port 1812 key C1sc0123 aaa authentication login default group radius local line aaa authentication loging NO_AUTH none ! line vty 0 15 login authentication default password linepass line console 0 login authentication NO_AUTH When a network administrator is attempting an SSH connection to the device. local username C. username cisco password cisco ! aaa new-model ! radius-server host 10. RADIUS server D. RADIUS server. username cisco with password cisco C.1. in which order does the device check the login credentials? A. no username with password linepass D. none required B. login authentication default Answer: A Question 7 Refer to the exhibit. local username. RADIUS server. Line password. local username Answer: A .1.aaa authentication login NO_AUTH none ! line vty 0 15 login authentication default password linepass line console 0 login authentication NO_AUTH Which login credentials are required when connecting to the console port in this output? A. RADIUS server. line password. local username. line password B.

It allows 802. static D. static trunk ports B. D.1x authenticates. It allows port security to secure the MAC address that 802. sticky B. dynamic access point Answer: A Question 3 .certprepare. Which option describes what this configuration allows? A. C. B. stored in the address table.com/port-security Question 1 Which feature describes MAC addresses that are dynamically learned or manually configured. Answer: A Port Security http://www.1x to secure the MAC address that port security authenticates. and added to the running configuration? A. It allows 802.1x to secure the IP address that port security authenticates. destination port for SPAN C.1x on the same interface. secure Answer: A Question 2 On which interface can port security be configured? A. dynamic C.1x authenticates. EtherChannel port group D.Question 8 A network engineer configures port security and 802. It allows port security to secure the IP address that 802.

the network team has been overwhelmed with port reset requests. What is the solution to avoid the snooping database from being rebuilt after every device reboot? . 100 seconds C.com/dhcp-snooping Question 1 A Cisco Catalyst switch that is prone to reboots continues to rebuild the DHCP snooping database. 600 seconds Answer: C DHCP Snooping http://www.After port security is deployed throughout an enterprise campus.certprepare. 300 seconds D. switch(config)# errdisable recovery cause psecure-violation C. They decide to configure the network to automate the process of re-enabling user ports. STP loop guard D. security violation Answer: D Question 5 What is the default value for the errdisable recovery interval in a Cisco switch? A. switch(config)# errdisable recovery cause security-violation Answer: B Question 4 Which option is a possible cause for an errdisabled interface? A. switch(config)# switchport port-security protect D. switch(config)# errdisable recovery interval 180 B. cable unplugged C. 30 seconds B. Which command accomplishes this task? A. routing loop B. switch(config)# switchport port-security aging type inactivity E.

Use IP Source Guard to protect the DHCP binding table entries from being lost upon rebooting. Configure a static DHCP snooping binding entry on the switch. Packets from the workstation will be rate limited according to the default values set on the switch. Which solution ensures that the server maintains network reachability in the future? A. Answer: A Question 2 A server with a statically assigned IP address is attached to a switch that is provisioned for DHCP snooping. B. the network team is considering enabling dynamic ARP inspection alongside DHCP snooping. Trust the interface that is connected to the server with the ip dhcp snooping trust command. D. B. Answer: B Question 3 DHCP snooping and IP Source Guard have been configured on a switch that connects to several client workstations. Verify the source MAC address of all untrusted interfaces with ip dhcp snooping verify mac-address command. D. The packets originating from the workstation are assumed to be spoofed and will be discarded. The interface that is connected to the workstation in question will be put into the errdisabled state. A DHCP snooping database agent should be configured. Apply ip dhcp snooping trust on all interfaces with dynamic addresses. B. The IP address of one of the workstations does not match any entries found in the DHCP binding database. Enable DHCP snooping for all VLANs that are associated with the switch. C. C. Answer: D . Disable DHCP snooping information option. For more protection against malicious attacks. D. Traffic will pass accordingly after the new IP address is populated into the binding database. E. Which statement describes the outcome of this scenario? A.A. C. Disable Option 82 for DHCP data insertion.

B. The DHCP server does not support information option 82. The switch is configured for sdm prefer routing as the switched database management template. even if they are not utilized for dynamic address allocation. clients are not receiving an IP address via the DHCP server. Which option is the cause of this issue? A. C. Static DHCP bindings are not configured on the switch. trusted hosts with available IP addresses Answer: A Question 7 . D. untrusted hosts with leased IP addresses B. The interfaces are configured as Layer 3 using the no switchport command. C. The local DHCP server is disabled prior to enabling IP Source Guard. The DHCP client interfaces have storm control configured. Answer: A Question 5 A switch is added into the production network to increase port capacity. A network engineer is configuring the switch for DHCP snooping and IP Source Guard. trusted hosts with leased IP addresses C. However. Answer: B Question 6 Which type of information does the DHCP snooping binding database contain? A. D.Question 4 A DHCP configured router is connected directly to a switch that has been provisioned with DHCP snooping. B. The configured SVIs on the switch have been removed for the associated interfaces. E. No VLANs exist on the switch and/or the switch is configured in VTP transparent mode. but is unable to configure ip verify source under several of the interfaces. Which option is the cause of the problem? A. IP Source Guard with the ip verify source port-security command is configured under the interfaces that connect to all DHCP clients on the switch. DHCP snooping must be enabled on all VLANs. untrusted hosts with available IP addresses D.

dynamic routing database D. DHCP snooping B. DHCP snooping database B. Dynamic ARP Inspection B. private VLAN Answer: A Question 10 Which switch feature determines validity based on IP-to-MAC address bindings that are stored in a trusted database? A. ip dhcp snooping information Answer: A Question 8 Which database is used to determine the validity of an ARP packet based on a valid IP-toMAC address binding? A. ip dhcp trust D. ip dhcp snooping C. dynamic ARP database C. storm control C. DHCP snooping .Which command is needed to enable DHCP snooping if a switchport is connected to a DHCP server? A. which feature must be enabled on the access VLAN for that interface? A. ip dhcp snooping trust B. spanning-tree portfast D. VTP pruning D. static ARP database Answer: A Question 9 When IP Source Guard with source IP filtering is enabled on an interface. storm control C.

D. normal and active D. B. normal and passive E. Answer: A Question 2 Which option lists the modes that are available for configuring UDLD on a Cisco switch? A. a technician accidently bumps the fiber connection between two core switches and damages one of the pairs of fiber. normal and standby Answer: A Question 3 While working in the core network building. normal and aggressive B. capabilities. capabilities. errdisable autorecovery .certprepare. and neighbors on a local area network. macros B. the link did not recover.com/udld-questions Question 1 Which statement about the UDLD protocol is true? A. UDLD is a Cisco-proprietary Layer 2 protocol that enables devices to advertise their identity. As designed. and neighbors on a local area network. What solution allows the network switch to automatically recover from such an issue? A. UDLD is a Cisco-proprietary Layer 2 protocol that enables devices to monitor the physical status of links and detect unidirectional failures. UDLD is a standardized Layer 2 protocol that enables devices to advertise their identity.Answer: A UDLD Questions http://www. active and aggressive C. UDLD is a standardized Layer 2 protocol that enables devices to monitor the physical status of links and detect unidirectional failures. C. the link was placed into a non-forwarding state due to a fault with UDLD. After the damaged cable was replaced.

C. Answer: B Question 5 After reviewing UDLD status on switch ports. IP Event Dampening D. The port then transitions into the errdisable state. Answer: A SDM Questions http://www. D. UDLD port is configured in aggressive mode. UDLD is enabled globally. UDLD timers are inconsistent. Bidirectional Forwarding Detection Answer: B Question 4 After UDLD is implemented.certprepare. The port is fully operational and no known issues are detected. Which option describes what causes the port to go into the errdisable state? A. an engineer notices that the switch LEDs are green. The UDLD port is placed in the ―unknown‖ state for 5 seconds until the next UDLD packet is received on the interface. C. UDLD moved into aggressive mode after inconsistent acknowledgements were detected. This port continues to reestablish until after eight failed retries. C. The bidirectional status of ―unknown‖ indicates that the port will go into the disabled state because it stopped receiving UDLD packets from its neighbor. Normal UDLD operations that prevent traffic loops. a Network Administrator noticed that one port stops receiving UDLD packets. B. B. command aliases E. Which statement describes what this indicates about the status of the port? A.com/sdm-questions Question 1 Which statement about the use of SDM templates in a Cisco switch is true? . D.

Answer: A Question 2 Which SDM template disables routing and supports the maximum number of unicast MAC addresses? A. SDM templates are used to configure ACLs that protect networks and specific hosts from unnecessary or unwanted traffic. What is the root cause of this issue? A. default D. default C.A. B. The VLAN receives additional frames from neighboring switches. SDM templates are used to create Layer 3 interfaces (switch virtual interfaces) to permit hosts in one VLAN to communicate with hosts in another VLAN. depending on how the switch is used in the network. SDM templates are configured by accessing the switch using the web interface. SDM templates are used to configure system resources in the switch to optimize support for specific features. B. D. routing Answer: A Question 3 Which SDM template is the most appropriate for a Layer 2 switch that provides connectivity to a large number of clients? A. VLAN B. . The SDM template is causing the CPU of the switch to spike during peak working hours. access C. access D. E. routing Answer: A Question 4 A network engineer deployed a switch that operates the LAN base feature set and decides to use the SDM VLAN template. C. VLAN B. The SDM VLAN template causes the MAC address-table to overflow. SDM templates are used to configure a set of ACLs that allows the users to manage the flow of traffic handled by the route processor.

certprepare. The VLAN template disables routing in hardware. 5 C.C. 9 E. IP address D. 10 F. 0 B. D. 13 Answer: D Question 2 A network engineer wants to add a new switch to an existing switch stack. 4 B. VLAN information E. No configuration must be added. Answer: C StackWise Questions http://www. 25 C. The switch needs to be rebooted before the SDM template takes effect. 50 . 8 D. VTP information Answer: A Question 3 What percentage of bandwidth is reduced when a stack cable is broken? A. B. stack ID C. Which configuration must be added to the new switch before it can be added to the switch stack? A.com/stackwise-questions Question 1 What is the maximum number of switches that can be stacked using Cisco StackWise? A.

forward traffic simultaneously using both supervisors B. Answer: D Question 3 Which statement describes what happens when a switch enters dual active recovery mode? A. but the new active virtual switch forwards traffic on all links. provide automatic failover to back up supervisor in VSS mode D. B. 75 E.certprepare. All interfaces are shut down in the formerly active virtual switch member. The virtual switch members reload. D. C. B.D. and only the new active virtual switch continues to forward traffic. The VSS transitions to the dual active recovery mode. and both virtual switch members continue to forward traffic independently. provide nonstop forwarding in the event of failure of one of the member supervisors Answer: D Question 2 Which statement describes what happens if all VSL connections between the virtual switch members are lost? A. forward traffic based on Cisco Express Forwarding C. The switch shuts down and waits for the VSL link to be restored before sending traffic. 100 Answer: C Miscellaneous Questions http://www. .com/miscellaneous-questions Question 1 What is the function of NSF? A. The VSS transitions to the dual active recovery mode. Both virtual switch members cease to forward traffic.

The switch continues to forward traffic out all links and enables spanning tree on VSL link and all other links to prevent loops. simplifies configuration C.C. They have questions about how these two devices will perform in the event of a device failure.certprepare. reduces cost B. D.com/hsrp-sim Your customer has asked you to come in and verify the operation of routers R1 and R2 which are configured to use HSRP. provides two independent supervisors with two different control planes D. Answer: B Question 4 Which option is a benefit of using VSS? A. removes the need for a First Hop Redundancy Protocol Answer: D HSRP Sim http://www. . The VSS detects which system was last in active state and shuts down the other switch.

The interface will have its current priority incremented by 40 for HSRP group 1 D. R1-100% Answer: D Question 2 Refer to the exhibit. R2-50% C. The interface will have its current priority incremented by 60 for HSRP group 1 E.0/24 subnet is being forwarded through R1? A.Question 1 What percentage of the outgoing traffic from the 172.10. The interface will have the priority decremented by 60 for HSRP group 1 C. B. The interface will default to the a priority of 100 for HSRP group 1 . The interface will have the priority decremented by 40 for HSRP group 1. R2-100% D.16. R1-0% B. If router R1 interface Etherne0/0 goes down and recovers. which of the statement regarding HSRP priority is true? A. R1-50 %.

The HSRP Hello packets are blocked D. Use the console access to the existing and new switches to configure and verify correct device configuration.com/vtpv3-sim You have been asked to install and configure a new switch in a customer network. 4000.certprepare.ac01 D.ac02 F. The HSRP group authentication is misconfigured C.0c07.0c07. 0000.0000.0c07. .0000.0010 C.0010 Answer: B VTPv3 Sim http://www. The HSRP group priorities are different Answer: B Question 4 What is the virtual mac-address of HSRP group 1? A. 4000. 0000.Answer: C Question 3 What issue is causing Router R1 and R2 to both be displayed as the HSRP active router for group 2? A. 0000. The HSRP timers mismatch E.ac02 B.0000. 4000. The HSRP group number mismatch B.ac01 E.

vtp domain CCNP_TEST vtp password cisco123 vtp version 3 vtp mode server interface e0/0 switchport mode access switch port access vlan 100 B. vtp domain CCNP_TEST vtp password cisco123 vtp version 2 vtp mode client interface e0/0 . Which of the configuration is correct? A. the switch has been partially configured and you need to complete the rest of configuration to enable PC1 communication with PC2.Question 1 You are connecting the New_Switch to the LAN topology. vtp domain CCNP_TEST vtp password cisco123 vtp version 3 vtp mode client interface e0/0 switchport mode access switchport access vlan 200 C.

Option D E. Option A B. VLAN 999 D. VLAN 50 F. Option E Answer: D Question 2 Refer to the configuration.switchport mode access switchport access vlan 100 D. Option C D. VLAN 300 Answer: B Question 3 You are adding new VLANs: VLAN500 and VLAN600 to the topology in such way that you need to configure SW1 as primary root for VLAN 500 and secondary for VLAN 600 and . vtp domain CCNP vtp password cisco vtp version 3 vtp mode client interface e0/0 switchport mode access switchport access vlan 100 E. VLAN 99 C. vtp domain CCNP vtp password cisco vtp version 2 vtp mode transparent interface e0/0 switchport mode access switchport access vlan 200 A. Option B C. VLAN 200 G. VLAN 40 E. VLAN1 B. For which configured VLAN are untagged frames sent over trunk between SW1 and SW2? A.

configure back to vtp server mode. Configure VLAN 500 & VLAN 600 on both SW1 & SW2 B.certprepare. Disable VTP pruning on SW1 only B.SW2 as primary root for VLAN 600 and secondary for VLAN 500. Configure VLAN 500 and VLAN 600 on SW2 only D. They have just added a new switch (SwitchB) to the existing network as shown in the topology diagram. Answer: B Question 4 Examine the VTP configuration. Configure VLAN 500 and VLAN 600 on SW1 only C. Answer: C LACP with STP Sim http://www. You are required to configure private VLANs for a new server deployment connecting to the SW4 switch.com. Disable VTP pruning on New_Switch and SW4 only. configure vtp mode as off and configure VLAN 500 and VLAN 600. Which of the following configuration steps will allow creating private VLANs? A. Configure VLAN 500 and VLAN 600 on SW1 . SW4 and New_Switch E. Disable VTP pruning on SW2 only C.SW2 and SW4 E.com/lacp-with-stp-sim Question You work for SWITCH. Disable VTP pruning on SW4 only D. . Disable VTP pruning on SW2. Which configuration step is valid? A. On SW2.

which has a partial configuration and has been attached to RouterC as shown in the topology diagram. – No routing is to be configured on SwitchB.168. will support two servers attached to fa0/13 and fa0/14 – Vlan 23. Also SwitchC needs to be able to ping server S1. Name: Sales. changes VLAN port assignments or create trunk links. Configuration Requirements for SwitchB – Vlan 21. Inter-switch Connectivity Configuration Requirements: – For operational and security reasons trunking should be unconditional and Vlans 1. You need to configure SwitchC so that Hosts H1 and H2 can successful ping the server S1. with SwitchA controlling activation. – SwitchB must operate in the same spanning tree mode as SwitchA.RouterA is currently configured correctly and is providing the routing function for devices on SwitchA and SwitchB. All other vlans should be left are their default values. 12. 22 and 23. 22 and 23 should tagged when traversing the trunk link. SwitchA is currently configured correctly.11/24. 21. Name: Engineering.1. – Propagation of unnecessary broadcasts should be limited using manual pruning on this trunk link. – Only the SVI vlan 1 is to be configured and it is to use address 192.com/mls-and-eigrp-sim Question You have been tasked with configuring multilayer SwitchC. but will need to be modified to support the addition of SwitchB. SwitchA and SwitchB use Cisco as the enable password. You have been tasked with competing the needed configuring of SwitchA and SwitchB. will support two servers attached to fa0/9 and fa0/10 – Vlan 22. – SwitchA needs to be the root switch for vlans 11. – The two trunks between SwitchA and SwitchB need to be configured in a mode that allows for the maximum use of their bandwidth for all vlans. Due to administrative restrictions and requirements you should not add/delete VLANs. This mode should be done with a nonproprietary protocol. . will support two servers attached to fa0/15 and fa0/16 – Access ports that connect to server should transition immediately to forwarding state upon detecting the connection of a device. SwitchB has a minimal configuration.certprepare. Company policies forbid the use of static or default routing. 13. All routes must be learned via EIGRP 650 routing protocol. Configuration Requirements for SwitchA – The VTP and STP configuration modes on SwitchA should not be modified. Name: Marketing. MLS and EIGRP Sim http://www. 21. – SwitchB VTP mode needs to be the same as SwitchA.

Only limited show command access is provided on CORE. Previous configuration attempts have resulted in the following issues: – CORE should be the root bridge for VLAN 20. However VLAN 40 is currently using gig 1/0/6.DSW2. You task is complicated by the fact that you only have full access to DSW1. however.10. with the enable secret password cisco. No trunking has been configured on RouterC. and DSW2 . The following subnets are available to implement this solution: – 10.com/vtp-lab-2 Question Acme is a small export company that has an existing enterprise network comprised of 5 switches.DSW1.certprepare. with isolating the cause of these issues and implementing the appropriate solutions. However VLAN 30 is currently using gig 1/0/5. VTP Lab 2 http://www. SwitchC uses Cisco as the enable password.You do not have access to RouterC.200.0/24 – 190. – Traffic for VLAN 40 should be forwarding over the gig 1/0/5 trunk port between DSW1 and DSW2. The topology diagram indicates their desired preVLAN spanning tree mapping. RouterC is correctly configured.250.64/27 Hosts H1 and H2 are configured with the correct IP address and default gateway.32/27 – 190.250. CORE.10. Routed interfaces should use the lowest host on a subnet when possible.ASW1 and ASW2. DSW1 is currently the root bridge for VLAN 20.200. – Traffic for VLAN 30 should be forwarding over the gig 1/0/6 trunk port between DSW1 and DSW2. Routing must only be enabled for the specific subnets shown in the diagram. Your task is complicated by the fact that you only have full access to DSW1. You have been tasked with isolating the cause of these issuer and implementing the appropriate solutions.

No configuration changes will be possible on these routers. Please reference the following table for the VTP and VLAN information to be configured: . it is necessary to configure interVLAN routing on the distribution layer switch to route traffic between the different VLANs that are configured on the access-layer switches. all VLAN and VTP configurations are to be completed in the global configuration mode. because VLAN database mode is being deprecated by Cisco. it is not necessary for you to make the specific VLAN port assignments on the access-layer switches. VTP Lab http://www.com/vtp-lab Question The headquarter offices for a book retailer are enhancing their wiring closets with Layer3 switches. No access is provided to ASW1 or ASW2. Then. Your task is to configure VTP to share VLAN information from the distributionlayer switch to the access-layer devices.using the enable 2 level with a password of acme.certprepare. Also. The new distribution-layer switch has been installed and a new access-layer switch cabled to it. however.

All VLANs and VTP configurations are to completed in the global configuration. Configure the VTP information with the distribution layer switch as the VTP server 2. Spanning Tree Lab Sim http://www. To configure the switch click on the host icon that is connected to the switch be way of a serial console cable. To prevent network corruption.certprepare.16.1/24 172.com/spanning-tree-lab-sim Question The headquarter office for a cement manufacturer is installing a temporary Catalyst 3550 in an IDF to connect 24 additional users.1/24 These are your specific tasks: 1. It will be necessary to ensure that the switch does not participate in VTP but forwards VTP advertisements that are received on trunk ports. it is important to have the correct configuration prior to connecting to the production network.132. Configure the VTP information with the access layer switch as a VTP client 3. Configure VLANs on the distribution layer switch 4.71. Because of errors that have been experienced on office computers.16. 6.Requirements: VTP Domain name cisco VLAN Ids 20 21 IP Addresses 172. Configure inter-VLAN routing on the distribution layer switch 5. all nontrunking interfaces . Specific VLAN port assignments will be made as users are added to the access layer switches in the future.

– Filtering should be implemented as close to the server farm as possible. The Radius server and application servers will be installed at a future date.com/aaadot1x-lab-sim Question Acme is a small shipping company that has an existing enterprise network comprised of 2 switches. You must use the available IOS switch features. Authentication is to be done via a Radius server: – Radius server host: 172. The topology diagram indicates their layer 2 mapping. Requirements: You will configure FastEthernet ports 0/12 through 0/24 for users who belong to VLAN 20.46 – Radius key: rad123 – Authentication should be implemented as close to the host device possible. Ensure all non-trunking interfaces (Fa0/1 to Fa0/24) transition immediately to the forwarding state of Spanning-Tree. Place FastEthernet interfaces 0/12 through 0/24 in VLAN 20.should transition immediately to the forwarding state of Spanning tree. Also. Ensure all FastEthernet interfaces are in a permanent non-trunking mode. – Packets from devices in any other address range should be dropped on VLAN 20.39. it is necessary to restrict access to VLAN 20 in the following manner: – Users connecting to ASW1’s port must be authenticate before they are given access to the network. . 4. 2. You are required to accomplish the following tasks: 1.0/24.40.120.40.0/24 should be passed on VLAN 20.certprepare. For security reasons.120.DSW1 and ASW1. 3.120. Ensure the switch does not participate in VTP but forwards VTP advertisements received on trunk ports. all VLAN and VTP configurations are to be completed in global configuration mode as VLAN database mode is being deprecated by Cisco. You have been tasked with implementing the above access control as a pre-condition to installing the servers. configure the user ports (all FastEthernet ports) so that the ports are permanently nontrunking. Also. AAAdot1x Lab Sim http://www. VLAN 20 is a new VLAN that will be used to provide the shipping personnel access to the server. – Packets from devices in the address range of 172. – Devices on VLAN 20 are restricted to in the address range of 172.