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.

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

when is a syslog message generated? A. integrated routing and bridging E. storm control B. B. The switch resumes forwarding broadcasts when they are below 65% of bandwidth. In which three ways does this command impact the traffic? (Choose three) A. 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. a network engineer discovered an unusually high level of broadcast traffic coming from one of the switch interfaces. F. Which option decreases consumption of bandwidth used by broadcast traffic? A. C. D. 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. A new MAC address is added to the content-addressable memory. Answer: C D F Question 5 While troubleshooting a network outage. Only broadcast traffic is limited by this particular storm control configuration. B. A new MAC address is removed from the content-addressable memory. D. A MAC address or host moves between different switch ports. The switch drops broadcasts when they reach 75% of bandwidth. Multicast traffic is dropped at 65% and broadcast traffic is dropped at 75% of the total interface bandwidth. C. Cisco IOS parser D. More than 64 MAC addresses are added to the content-addressable memory.Answer: C Question 3 If a network engineer applies the command mac-address-table notification mac-move on a Cisco switch port. E. SDM routing 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. router(config-if)#storm-control action shutdown B. router(config-if)#storm-control action trap C. 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. switch# show mac address-table B. port security C. switch# show ip verify source D. router(config-if)#storm-control action error D. VTP pruning D. storm control 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. switch# show ip arp inspection E.Answer: A Question 6 The network monitoring application alerts a network engineer of a client PC that is acting as a rogue DHCP server.

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

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

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

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

Link Combination Control Protocol B.com/etherchannel-questions-2 Question 1 Refer to the exhibit.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.certprepare. Port Combination Protocol D. .

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

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

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

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

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

VLAN access-list E. Link Aggregation Protocol at the access layer C. PPP encapsulation with a virtual template B. Inter-Switch Link Answer: C Question 4 Which technique allows specific VLANs to be strictly permitted by the administrator? A. transparent bridging C. VTP pruning B. Consider that this is a multivendor environment. L2P tunneling .Answer: C Question 2 Refer to the exhibit. Which Cisco IOS switching feature can be used to achieve the task? A. 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. dot1q VLAN trunking D. trunk allowed VLANs D. 8-bytes except the native VLAN C. 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. 4-bytes including native VLAN D.

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

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

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

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

storm control D. server D. port-security C. All other switches with the default domain name become VTP clients. VTP pruning B. VLANs 1-1001 B. VLANs 1-4094 C.C. when a switch is configured to use VTP versions 1 or 2? A.certprepare. VTP summary advertisements are sent out of all ports with the new domain name.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. bpdguard . Answer: C Question 10 Which VTP mode is needed to configure an extended VLAN. Answer: D VTP Questions 2 http://www. Extended VLANs are only supported in version 3 and not in versions 1 or 2. client C. transparent B. VLANs 2-1001 D. D.

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

VLAN access-map Answer: A Question 6 . C. 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. B. Enable the company B switch with the vtp mode server command. VTP pruning B. Which action resolves this problem? A. access list C. switchport trunk allowed VLAN D.The network switches for two companies have been connected and manually configured for the required VLANs. Manually force trunking with switchport mode trunk on both switches. 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. D. Delete vlan. Disable DTP and document the VTP domain mismatch. Which Cisco IOS feature can be used to achieve this task? A.

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

Modify the spanning-tree port-priority on SW1 f1/1 to 16 and f1/0 to 0. 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 16 and f1/0 to 0. D.Answer: A Question 2 Refer to the exhibit. Modify the spanning-tree port-priority on SW2 f1/1 to 0 and f1/0 to 16. . Modify the spanning-tree port-priority on SW1 f1/1 to 0 and f1/0 to 16. Answer: C Question 3 Refer to the exhibit. C. 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. B.

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

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

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

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

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

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

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

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

standby 1 track 100 decrement 5 D. 50 B. 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. 1024 Answer: B Question 3 Which command correctly configures standby tracking for group 1 using the default decrement priority value? A. 120 D. 15 . 100 C. 1 B. 10 D. 5 C. standby 1 track 100 decrement 1 C. standby group track C. standby follow D. standby 1 track 100 B. standby slave 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.Question 2 What is the default HSRP priority? A.

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.com/hsrp-hotspot Question – DSW1( Distribute switch 1) is the primary device for Vlan 101. unless GigabitEthernet 1/0/1 on backup device has also failed. 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: .Answer: C HSRP Hotspot http://www.certprepare. ————————————————————————————————————— ————————————————– For your information. 102.

1 255.103. All other interface were up.0 standby 2 ip 192.0 standby 5 ip 192.1 255.103. The DSW1’s decrement value should be configured with a value from 9 to 15 C.168.254 standby 1 priority 150 standby 1 preempt standby 1 track GigabitEthernet1/0/1 ! interface Vlan102 ip address 192.168.0 standby 3 ip 192.1 255.104.168.105. it became necessary to shutdown G1/0/1 on DSW1.255.168.255.0 standby 4 ip 192.102.105.255. What need to be done to make the group function properly? A. During this time.2 255.DSW1#show running-config DSW2#show running-config interface Vlan101 ip address 192.168.255.254 standby 2 priority 190 standby 2 preempt standby 2 track GigabitEthernet1/0/1 ! interface Vlan103 ip address 192.255.255.0 standby 5 ip 192.101.168.0 standby 3 ip 192.168. DSW1 remained the active device for Vlan 102’s HSRP group.103.168.255.168. You have determined that there is an issue with the decrement value in the track command in Vlan 102’s HSRP group.168.254 standby 5 preempt standby 5 track GigabitEthernet1/0/1 Question 1 During routine maintenance.101.102.101.168.105.2 255.254 standby 4 priority 200 standby 4 preempt standby 4 track GigabitEthernet1/0/1 55 ! interface Vlan105 ip address 192.0 standby 4 ip 192.168.2 255.102.255.255.0 standby 1 ip 192.255.254 standby 4 priority 150 standby 4 preempt standby 4 track GigabitEthernet1/0/1 1 ! interface Vlan105 ip address 192.104. The DSW1’s decrement value should be configured with a value from 11 to 18 D.168.104.255.168. The DSW1’s decrement value should be configured with a value from 5 to 15 B.254 standby 1 priority 200 standby 1 track GigabitEthernet1/0/1 55 ! interface Vlan102 ip address 192.255.1 255. The DSW1’s decrement value should be configured with a value from 195 to less than 205 .168.168.254 standby 5 priority 150 standby 5 preempt standby 5 track GigabitEthernet1/0/1 55 interface Vlan101 ip address 192.254 standby 2 priority 200 standby 2 preempt standby 2 track GigabitEthernet1/0/1 5 ! interface Vlan103 ip address 192.102.103.168.255.255.0 standby 1 ip 192.255.255.105.255.104.168.1 255.254 standby 3 priority 200 standby 3 preempt standby 3 track GigabitEthernet1/0/1 ! interface Vlan104 ip address 192.255.2 255.168.255.254 standby 3 priority 190 standby 3 preempt standby 3 track GigabitEthernet1/0/1 50 ! interface Vlan104 ip address 192.168.2 255.101.0 standby 2 ip 192.255.

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

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

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

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

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

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

(config)# aaa authentication login default radius local B. 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. Configure a SPAN session to monitor the received traffic on interface g0/5 for all VLANs except VLAN 3 D.com/aaa-questions Question 1 Which portion of AAA looks at what a user has access to? A.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 only for VLAN 3 C. (config)# aaa authentication login login radius local C. Configure a SPAN session to monitor the received traffic on interface g0/4 only for VLAN 3 B. authorization B.certprepare. 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. accounting D. authentication C. (config)# aaa authentication login default local radius D. (config)# aaa authentication login radius local Answer: B .

EXEC D. aaa authentication C. IP mobile C. aaa accounting Answer: A Question 4 Which AAA Authorization type includes PPP. and ARAP connections? A.1. aaa authorization D. network B. RADIUS with EAP Extension B. aaa new-model B.Question 3 Which command globally enables AAA on a device? A.1x? A. SLIP. RADIUS using VSA Answer: A Question 6 Refer to the exhibit. username cisco password cisco ! aaa new-model ! radius-server host 10.50 auth-port 1812 key C1sc0123 aaa authentication login default group radius local line .1. RADIUS with CoA D. TACACS+ C. auth-proxy Answer: A Question 5 Which authentication service is needed to configure 802.

RADIUS server. username cisco with password cisco C.1.50 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.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. Line password. local username C. none required B. local username Answer: A . RADIUS server. RADIUS server D. username cisco password cisco ! aaa new-model ! radius-server host 10. no username with password linepass D. Line password. in which order does the device check the login credentials? A.1. local username. line password B. login authentication default Answer: A Question 7 Refer to the exhibit. RADIUS server. line password. local username.

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

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

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

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

VTP pruning D. ip dhcp trust D. spanning-tree portfast D. dynamic routing database D. 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. storm control C. ip dhcp snooping trust B. Dynamic ARP Inspection B. which feature must be enabled on the access VLAN for that interface? A. DHCP snooping B. 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. static ARP database Answer: A Question 9 When IP Source Guard with source IP filtering is enabled on an interface. DHCP snooping . ip dhcp snooping C. DHCP snooping database B. storm control C.Which command is needed to enable DHCP snooping if a switchport is connected to a DHCP server? A. dynamic ARP database C.

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

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

A. 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. SDM templates are used to configure ACLs that protect networks and specific hosts from unnecessary or unwanted traffic. 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. access D. 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. C. default C. SDM templates are used to configure system resources in the switch to optimize support for specific features. What is the root cause of this issue? A. . VLAN B. 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. The SDM VLAN template causes the MAC address-table to overflow. E. The VLAN receives additional frames from neighboring switches. D. default D. The SDM template is causing the CPU of the switch to spike during peak working hours. access C. Answer: A Question 2 Which SDM template disables routing and supports the maximum number of unicast MAC addresses? A. depending on how the switch is used in the network. B. VLAN B. B. SDM templates are configured by accessing the switch using the web interface.

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

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

removes the need for a First Hop Redundancy Protocol Answer: D HSRP Sim http://www. provides two independent supervisors with two different control planes D.certprepare. 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. D. .C. Answer: B Question 4 Which option is a benefit of using VSS? A. The VSS detects which system was last in active state and shuts down the other switch. reduces cost B.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. They have questions about how these two devices will perform in the event of a device failure.

The interface will have its current priority incremented by 40 for HSRP group 1 D. The interface will have its current priority incremented by 60 for HSRP group 1 E. The interface will have the priority decremented by 40 for HSRP group 1. The interface will default to the a priority of 100 for HSRP group 1 . which of the statement regarding HSRP priority is true? A. R1-0% B. If router R1 interface Etherne0/0 goes down and recovers.Question 1 What percentage of the outgoing traffic from the 172. R2-50% C.16. B. The interface will have the priority decremented by 60 for HSRP group 1 C.0/24 subnet is being forwarded through R1? A. R1-100% Answer: D Question 2 Refer to the exhibit.10. R2-100% D. R1-50 %.

0000.0c07.com/vtpv3-sim You have been asked to install and configure a new switch in a customer network.0c07. 0000. The HSRP group authentication is misconfigured C.ac02 B. The HSRP group number mismatch B.ac01 D. 4000.ac01 E. . Use the console access to the existing and new switches to configure and verify correct device configuration.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.certprepare.0010 Answer: B VTPv3 Sim http://www.ac02 F.0000. 0000.0010 C.0000.0c07. The HSRP timers mismatch E.0000. The HSRP group priorities are different Answer: B Question 4 What is the virtual mac-address of HSRP group 1? A. 4000. 4000. The HSRP Hello packets are blocked D.

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. vtp domain CCNP_TEST vtp password cisco123 vtp version 2 vtp mode client interface e0/0 . 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. the switch has been partially configured and you need to complete the rest of configuration to enable PC1 communication with PC2. Which of the configuration is correct? A.

Option B C. 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 . VLAN 50 F. vtp domain CCNP vtp password cisco vtp version 2 vtp mode transparent interface e0/0 switchport mode access switchport access vlan 200 A. Option A B. VLAN 99 C. Option E Answer: D Question 2 Refer to the configuration. Option D E. VLAN1 B. VLAN 200 G. vtp domain CCNP vtp password cisco vtp version 3 vtp mode client interface e0/0 switchport mode access switchport access vlan 100 E.switchport mode access switchport access vlan 100 D. VLAN 999 D. For which configured VLAN are untagged frames sent over trunk between SW1 and SW2? A. VLAN 40 E. Option C D.

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

– SwitchB must operate in the same spanning tree mode as SwitchA. 13. All routes must be learned via EIGRP 650 routing protocol. Name: Marketing. SwitchB has a minimal configuration. – 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. Company policies forbid the use of static or default routing. will support two servers attached to fa0/9 and fa0/10 – Vlan 22. Configuration Requirements for SwitchA – The VTP and STP configuration modes on SwitchA should not be modified.1. This mode should be done with a nonproprietary protocol. – SwitchA needs to be the root switch for vlans 11. Inter-switch Connectivity Configuration Requirements: – For operational and security reasons trunking should be unconditional and Vlans 1. Configuration Requirements for SwitchB – Vlan 21.11/24. . 22 and 23 should tagged when traversing the trunk link. which has a partial configuration and has been attached to RouterC as shown in the topology diagram. changes VLAN port assignments or create trunk links. Name: Engineering. 21. Also SwitchC needs to be able to ping server S1.certprepare. but will need to be modified to support the addition of SwitchB.com/mls-and-eigrp-sim Question You have been tasked with configuring multilayer SwitchC. – SwitchB VTP mode needs to be the same as SwitchA. You have been tasked with competing the needed configuring of SwitchA and SwitchB. 21. 22 and 23. SwitchA is currently configured correctly. Due to administrative restrictions and requirements you should not add/delete VLANs. Name: Sales. 12.RouterA is currently configured correctly and is providing the routing function for devices on SwitchA and SwitchB. – No routing is to be configured on SwitchB. You need to configure SwitchC so that Hosts H1 and H2 can successful ping the server S1. 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. with SwitchA controlling activation. SwitchA and SwitchB use Cisco as the enable password. – Propagation of unnecessary broadcasts should be limited using manual pruning on this trunk link. MLS and EIGRP Sim http://www. – Only the SVI vlan 1 is to be configured and it is to use address 192. All other vlans should be left are their default values.168. will support two servers attached to fa0/13 and fa0/14 – Vlan 23.

64/27 Hosts H1 and H2 are configured with the correct IP address and default gateway. with isolating the cause of these issues and implementing the appropriate solutions.DSW1.200. with the enable secret password cisco.250.250. Your task is complicated by the fact that you only have full access to DSW1. However VLAN 40 is currently using gig 1/0/6.0/24 – 190.200.ASW1 and ASW2. No trunking has been configured on RouterC. You task is complicated by the fact that you only have full access to DSW1.You do not have access to RouterC. – Traffic for VLAN 30 should be forwarding over the gig 1/0/6 trunk port between DSW1 and DSW2. – Traffic for VLAN 40 should be forwarding over the gig 1/0/5 trunk port between DSW1 and DSW2. RouterC is correctly configured. Previous configuration attempts have resulted in the following issues: – CORE should be the root bridge for VLAN 20. Only limited show command access is provided on CORE.com/vtp-lab-2 Question Acme is a small export company that has an existing enterprise network comprised of 5 switches. VTP Lab 2 http://www. You have been tasked with isolating the cause of these issuer and implementing the appropriate solutions.32/27 – 190. The following subnets are available to implement this solution: – 10. The topology diagram indicates their desired preVLAN spanning tree mapping. CORE.DSW2. however.certprepare.10. However VLAN 30 is currently using gig 1/0/5.10. and DSW2 . Routed interfaces should use the lowest host on a subnet when possible. DSW1 is currently the root bridge for VLAN 20. Routing must only be enabled for the specific subnets shown in the diagram. SwitchC uses Cisco as the enable password.

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

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. it is important to have the correct configuration prior to connecting to the production network. Configure the VTP information with the distribution layer switch as the VTP server 2.16. To configure the switch click on the host icon that is connected to the switch be way of a serial console cable.Requirements: VTP Domain name cisco VLAN Ids 20 21 IP Addresses 172. Configure inter-VLAN routing on the distribution layer switch 5.certprepare. all nontrunking interfaces . All VLANs and VTP configurations are to completed in the global configuration. 6.71. Configure VLANs on the distribution layer switch 4. Specific VLAN port assignments will be made as users are added to the access layer switches in the future. To prevent network corruption. Configure the VTP information with the access layer switch as a VTP client 3.1/24 172.16. Spanning Tree Lab Sim http://www. Because of errors that have been experienced on office computers. It will be necessary to ensure that the switch does not participate in VTP but forwards VTP advertisements that are received on trunk ports.132.1/24 These are your specific tasks: 1.

0/24.120. 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.0/24 should be passed on VLAN 20. For security reasons. You must use the available IOS switch features.com/aaadot1x-lab-sim Question Acme is a small shipping company that has an existing enterprise network comprised of 2 switches.should transition immediately to the forwarding state of Spanning tree.certprepare.39. .120. Also. 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. 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 172.46 – Radius key: rad123 – Authentication should be implemented as close to the host device possible. 4. 2. The Radius server and application servers will be installed at a future date.DSW1 and ASW1. You are required to accomplish the following tasks: 1. – Packets from devices in any other address range should be dropped on VLAN 20. 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. – Filtering should be implemented as close to the server farm as possible. AAAdot1x Lab Sim http://www.120. Also. Authentication is to be done via a Radius server: – Radius server host: 172.40. Requirements: You will configure FastEthernet ports 0/12 through 0/24 for users who belong to VLAN 20. 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.40. Ensure all FastEthernet interfaces are in a permanent non-trunking mode. The topology diagram indicates their layer 2 mapping. 3.