▷ CCNA2 v7 Modules 5 - 6: Exam Answers

CCNA2 v7 Modules 5 - 6 Exam Answers

Summary

Check answers here: CCNA2 v7 SRWE Modules 5 – 6: Switching Concepts, VLANs, and InterVLAN Routing Exam Answers. CCNA 200-301 Passed 100% !!

This exam will cover material from Modules 5 – 6 of the CCNA2 Switching, Routing, and Wireless Essentials v7.0 (SRWE) curriculum. This exam will be scored using the Weighted Model where each MCSA (Multiple-Choice Single-Answer) is worth two points and each MCMA (Multiple-Choice Multiple-Answer) is worth one point for each correct option. Other tasks types such as fill-in-the-blank, drag and drop (matching) and Packet Tracer items may be included in this exam. For Packet Tracer tasks, you must have the latest version of Packet Tracer installed on your machine.

This exam will cover material from Modules 5 – 6 of the CCNA2 Switching, Routing, and Wireless Essentials v7.0 (SRWE) curriculum.

This exam will be scored using the Weighted Model where each MCSA (Multiple-Choice Single-Answer) is worth two points and each MCMA (Multiple-Choice Multiple-Answer) is worth one point for each correct option. If more options are selected than required, the student will receive a score of zero.

CCNA2 v7 Redundant Networks Exam Answers

What are two advantages of EtherChannel? (Choose two.)

Please select 2 correct answers

Spanning Tree Protocol views the physical links in an EtherChannel as one logical connection.

Spanning Tree Protocol ensures redundancy by transitioning failed interfaces in an EtherChannel to a forwarding state.

EtherChannel uses upgraded physical links to provide increased bandwidth.

Configuring the EtherChannel interface provides consistency in the configuration of the physical links.

Load balancing occurs between links configured as different EtherChannels.

Correct! Wrong!

Which three port states are used by Rapid PVST+? (Choose three.)

Please select 3 correct answers

listening

learning

trunking

discarding

forwarding

blocking

Correct! Wrong!

When EtherChannel is implemented, multiple physical interfaces are bundled into which type of logical connection?

port channel

loopback

VLAN interface

interface range

Correct! Wrong!

What is a requirement to configure a trunking EtherChannel between two switches?

The participating interfaces must be physically contiguous on a switch.

The participating interfaces must be assigned the same VLAN number on both switches.

The allowed range of VLANs must be the same on both switches.

Correct! Wrong!

When a range of ports is being configured for EtherChannel by the use of PAgP, which mode will form the bundled channel only if the port receives PAgP packets from another device?

passive

auto

desirable

active

Correct! Wrong!

After the election of the root bridge has been completed, how will switches find the best paths to the root bridge?

Each switch will analyze the port states of all neighbors and use the designated ports to forward traffic to the root.

Each switch will analyze the sum of the hops to reach the root and use the path with the fewest hops.

Each switch will analyze the sum of all port costs to reach the root and use the path with the lowest cost.

Each switch will analyze the BID of all neighbors to reach the root and use the path through the lowest BID neighbors.

Correct! Wrong!

What is a characteristic of spanning tree?

It has a TTL mechanism that works at Layer 2.

It prevents propagation of Layer 2 broadcast frames.

It is used to discover information about an adjacent Cisco device.

It is enabled by default on Cisco switches.

Correct! Wrong!

What are three advantages of using EtherChannel technology? (Choose three.)

Please select 3 correct answers

A spanning tree recalculation is not required when a single link within the channel goes down.

EtherChannel uses multiple logical links to provide redundancy.

The Spanning Tree Protocol shuts down the unused interfaces in the bundle to avoid loops.

Load balancing is not needed with EtherChannel.

There is no need to upgrade links to faster connections to increase bandwidth.

Configuration tasks can be done on the EtherChannel interface.

Correct! Wrong!

In which two PVST+ port states are MAC addresses learned? (Choose two.)

Please select 2 correct answers

blocking

forwarding

disabled

listening

learning

Correct! Wrong!

An administrator is troubleshooting a switch and wants to verify if it is a root bridge. What command can be used to do this?

show startup-config

show spanning-tree

show running-config

show vlan

Correct! Wrong!

When EtherChannel is configured, which mode will force an interface into a port channel without exchanging aggregation protocol packets?

auto

active

desirable

Correct! Wrong!

Which two channel group modes would place an interface in a negotiating state using PAgP? (Choose two.)

Please select 2 correct answers

auto

active

passive

desirable

Correct! Wrong!

A set of switches is being connected in a LAN topology. Which STP bridge priority value will make it least likely for the switch to be selected as the root?

4096

65535

32768

61440

Correct! Wrong!

A small company network has six interconnected Layer 2 switches. Currently all switches are using the default bridge priority value. Which value can be used to configure the bridge priority of one of the switches to ensure that it becomes the root bridge in this design?

61440

32768

28672

34816

Correct! Wrong!

What will happen if a network administrator puts a port that is part of an EtherChannel bundle into a different VLAN than the other ports in that bundle?

The EtherChannel bundle will stay up only if LACP is used.

The EtherChannel bundle will stay up only if PAgP is used.

The EtherChannel will fail.

The EtherChannel bundle will stay up if either PAgP or LACP is used.

The EtherChannel bundle will stay up if the ports were configured with no negotiation between the switches to form the EtherChannel.

Correct! Wrong!

Which three components are combined to form a bridge ID?

Please select 3 correct answers

MAC address

cost

extended system ID

bridge priority

port ID

IP address

Correct! Wrong!

Which two parameters must match on the ports of two switches to create a PAgP EtherChannel between the switches? (Choose two.)

Please select 2 correct answers

speed

MAC address

PAgP mode

port ID

VLAN information

Correct! Wrong!

Which two load balancing methods can be implemented with EtherChannel technology? (Choose two.)

Please select 2 correct answers

destination MAC to destination IP

destination MAC to source MAC

source IP to destination IP

destination IP to destination MAC

source MAC to destination MAC

destination IP to source IP

Correct! Wrong!

In which two port states does a switch learn MAC addresses and process BPDUs in a PVST network? (Choose two.)

Please select 2 correct answers

disabled

forwarding

learning

blocking

listening

Correct! Wrong!

A network administrator configured an EtherChannel link with three interfaces between two switches. What is the result if one of the three interfaces is down?

The remaining two interfaces continue to load balance traffic.

The remaining two interfaces become separate links between the two switches.

One interface becomes an active link for data traffic and the other becomes a backup link.

The EtherChannel fails.

Correct! Wrong!

When the show spanning-tree vlan 33 command is issued on a switch, three ports are shown in the forwarding state. In which two port roles could these interfaces function while in the forwarding state? (Choose two.)

Please select 2 correct answers

designated

root

disabled

alternate

blocked

Correct! Wrong!

A switch is configured to run STP. What term describes the reference point for all path calculations?

root port

designated port

alternate port

root bridge

Correct! Wrong!

Which mode configuration setting would allow formation of an EtherChannel link between switches SW1 and SW2 without sending negotiation traffic?

SW1: passive
SW2: active

SW1: on
SW2: on

SW1: auto
SW2: auto
PortFast enabled on both switches

SW1: auto
SW2: auto
trunking enabled on both switches

SW1: desirable
SW2: desirable

Correct! Wrong!

What value determines the root bridge when all switches connected by trunk links have default STP configurations?

extended system ID

bridge priority

MAC address

VLAN ID

Correct! Wrong!

If no bridge priority is configured in PVST, which criteria is considered when electing the root bridge?

lowest IP address

highest IP address

highest MAC address

lowest MAC address

Correct! Wrong!

Which port state will switch ports immediately transition to when configured for PortFast?

listening

blocking

forwarding

learning

Correct! Wrong!

What are two requirements to be able to configure an EtherChannel between two switches? (Choose two.)

Please select 2 correct answers

Different allowed ranges of VLANs must exist on each end.

All the interfaces need to work at the same speed.

The interfaces that are involved need to be contiguous on the switch.

All the interfaces need to be working in the same duplex mode.

All interfaces need to be assigned to different VLANs.

Correct! Wrong!

What are two load-balancing methods in the EtherChannel technology? (Choose two.)

Please select 2 correct answers

combination of source MAC and IP to destination MAC and IP

source IP to destination IP

source MAC to destination MAC

source port to destination port

combination of source port and IP to destination port and IP

Correct! Wrong!

Which two network design features require Spanning Tree Protocol (STP) to ensure correct network operation? (Choose two.)

Please select 2 correct answers

redundant links between Layer 2 switches

link-state dynamic routing that provides redundant routes

static default routes

implementing VLANs to contain broadcasts

removing single points of failure with multiple Layer 2 switches

Correct! Wrong!

What is the purpose of the Spanning Tree Protocol (STP)?

prevents Layer 2 loops

allows Cisco devices to exchange routing table updates

prevents routing loops on a router

creates smaller broadcast domains

creates smaller collision domains

Correct! Wrong!

A network administrator is configuring an EtherChannel link between switches SW1 and SW2 by using the command SW1(config-if-range)# channel-group 1 mode auto . Which command must be used on SW2 to enable this EtherChannel?

SW2(config-if-range)# channel-group 1 mode active

SW2(config-if-range)# channel-group 1 mode on

SW2(config-if-range)# channel-group 1 mode desirable

SW2(config-if-range)# channel-group 1 mode passive

Correct! Wrong!

A switch is configured to run STP. What term describes a field used to specify a VLAN ID?

MAC Address

extended system ID

bridge priority

port ID

Correct! Wrong!

What is an accurate description of redundancy?

designing a network to use multiple paths between switches to ensure there is no single point of failure

configuring a switch with proper security to ensure that all traffic forwarded through an interface is filtered

configuring a router with a complete MAC address database to ensure that all frames can be forwarded to the correct destination

designing a network to use multiple virtual devices to ensure that all traffic uses the best path through the internetwork

Correct! Wrong!

What are two advantages of using LACP? (Choose two.)

Please select 2 correct answers

It eliminates the need for configuring trunk interfaces when deploying VLANs on multiple switches.

It decreases the amount of configuration that is needed on a switch.

LACP allows Fast Ethernet and Gigabit Ethernet interfaces to be mixed within a single EtherChannel.

It allows directly connected switches to negotiate an EtherChannel link.

It provides a simulated environment for testing link aggregation.

It allows the use of multivendor devices.

Correct! Wrong!

A switch is configured to run STP. What term describes a non-root port that is permitted to forward traffic on the network?

disabled

alternate port

root port

designated port

Correct! Wrong!

Which statement describes a characteristic of EtherChannel?

It consists of multiple parallel links between a switch and a router.

It can combine up to a maximum of 4 physical links.

It is made by combining multiple physical links that are seen as one link between two switches.

It can bundle mixed types of 100 Mb/s and 1Gb/s Ethernet links.

Correct! Wrong!

Which two statements describe a switch port that is configured with PortFast? (Choose two.)

Please select 2 correct answers

The switch port immediately transitions from the listening to the forwarding state.

The switch port immediately transitions from blocking to the forwarding state.

The switch port sends DHCP requests before transitioning to the forwarding state.

The switch port immediately processes any BPDUs before transitioning to the forwarding state.

The switch port should never receive BPDUs.

Correct! Wrong!

Which two mode combinations would result in the successful negotiation of an EtherChannel? (Choose two.)

Please select 2 correct answers

auto; auto

active; on

desirable; desirable

desirable; active

active; passive

passive; auto

Correct! Wrong!

Which statement is true regarding the use of PAgP to create EtherChannels?

It mandates that an even number of ports (2, 4, 6, etc.) be used for aggregation.

It requires full duplex.

It requires more physical links than LACP does.

It increases the number of ports that are participating in spanning tree.

It is Cisco proprietary.

Correct! Wrong!

Which three interface parameters must match for an EtherChannel to form? (Choose three.)

Please select 3 correct answers

EtherChannel mode

native VLAN

trunking mode

PortFast mode

allowed VLANs

spanning-tree state

Correct! Wrong!

Which technology is an open protocol standard that allows switches to automatically bundle physical ports into a single logical link?

DTP

PAgP

LACP

Multilink PPP

Correct! Wrong!

When a range of ports is being configured for EtherChannel, which mode will configure LACP on a port only if the port receives LACP packets from another device?

passive

active

desirable

auto

Correct! Wrong!

Which function is provided by EtherChannel?

creating one logical link by using multiple physical links between two LAN switches

spreading traffic across multiple physical WAN links

dividing the bandwidth of a single link into separate time slots

enabling traffic from multiple VLANs to travel over a single Layer 2 link

Correct! Wrong!

Which two concepts relate to a switch port that is intended to have only end devices attached and intended never to be used to connect to another switch? (Choose two.)

Please select 2 correct answers

PVST+

extended system ID

edge port

PortFast

bridge ID

Correct! Wrong!

When a range of ports is being configured for EtherChannel, which mode will configure LACP so that it initiates the EtherChannel negotiation?

active

passive

desirable

auto

Correct! Wrong!

When PVST is running over a switched network, which port state can participate in BPDU frame forwarding based on BPDUs received, but does not forward data frames?

blocking

listening

disabled

forwarding

Correct! Wrong!

Which RSTP ports are connected to end devices?

root ports

edge ports

trunk ports

designated ports

Correct! Wrong!

What is the function of STP in a scalable network?

It disables redundant paths to eliminate Layer 2 loops.

It combines multiple switch trunk links to act as one logical link for increased bandwidth.

It decreases the size of the failure domain to contain the impact of failures.

It protects the edge of the enterprise network from malicious activity.

Correct! Wrong!

What is the outcome of a Layer 2 broadcast storm?

ARP broadcast requests are returned to the transmitting host.

New traffic is discarded by the switch because it is unable to be processed.

CSMA/CD will cause each host to continue transmitting frames.

Routers will take over the forwarding of frames as switches become congested.

Correct! Wrong!

Which port role is assigned to the switch port that has the lowest cost to reach the root bridge?

root port

disabled port

non-designated port

designated port

Correct! Wrong!

A network administrator is configuring an EtherChannel link between two physical ports on a switch. Which statement describes the result when one of the physical ports fails?

An STP recalculation is needed.

The EtherChannel continues transmitting data with reduced bandwidth.

The EtherChannel stops transmitting data until it is restarted.

The EtherChannel link fails.

Correct! Wrong!

Which two protocols are link aggregation protocols? (Choose two.)

Please select 2 correct answers

PAgP

STP

EtherChannel

RSTP

802.3ad

Correct! Wrong!

A switch is configured to run STP. What term describes a field that has a default value of 32,768 and is the initial deciding factor when electing a root bridge?

BPDUs

bridge ID

extended system ID

bridge priority

Correct! Wrong!

Which statement describes an EtherChannel implementation?

EtherChannel can support up to a maximum of ten separate links.

PAgP cannot be used in conjunction with EtherChannel.

A trunked port can be part of an EtherChannel bundle.

EtherChannel operates only at Layer 2.

Correct! Wrong!

Which spanning tree standard supports only one root bridge so that traffic from all VLANs flows over the same path?

PVST+

802.1D

MST

Rapid PVST

Correct! Wrong!

What is the value used to determine which port on a non-root bridge will become a root port in a STP network?

the path cost

the lowest MAC address of all the ports in the switch

the highest MAC address of all the ports in the switch

the VTP revision number

Correct! Wrong!

When a range of ports is being configured for EtherChannel, which mode will configure PAgP so that it initiates the EtherChannel negotiation?

auto

passive

active

desirable

Correct! Wrong!

Which protocol provides up to 16 instances of RSTP, combines many VLANs with the same physical and logical topology into a common RSTP instance, and provides support for PortFast, BPDU guard, BPDU filter, root guard, and loop guard?

PVST+

MST

STP

Rapid PVST+

Correct! Wrong!

What are two drawbacks to turning spanning tree off and having multiple paths through the Layer 2 switch network? (Choose two.)

Please select 2 correct answers

Port security becomes unstable.

The switch acts like a hub.

Broadcast frames are transmitted indefinitely.

Port security shuts down all of the ports that have attached devices.

The MAC address table becomes unstable.

Correct! Wrong!

A switch is configured to run STP. What term describes the switch port closest, in terms of overall cost, to the root bridge?

designated port

disabled

root port

alternate port

Correct! Wrong!

Which STP port role is adopted by a switch port if there is no other port with a lower cost to the root bridge?

disabled port

alternate

designated port

root port

Correct! Wrong!

A network administrator has configured an EtherChannel between two switches that are connected via four trunk links. If the physical interface for one of the trunk links changes to a down state, what happens to the EtherChannel?

Spanning Tree Protocol will transition the failed physical interface into forwarding mode.

Spanning Tree Protocol will recalculate the remaining trunk links.

The EtherChannel will transition to a down state.

The EtherChannel will remain functional.

Correct! Wrong!

During the implementation of Spanning Tree Protocol, all switches are rebooted by the network administrator. What is the first step of the spanning-tree election process?

Each switch determines what port to block to prevent a loop from occurring.

Each switch with a lower root ID than its neighbor will not send BPDUs.

Each switch determines the best path to forward traffic.

All the switches send out BPDUs advertising themselves as the root bridge.

Correct! Wrong!

What additional information is contained in the 12-bit extended system ID of a BPDU?

MAC address

port ID

IP address

VLAN ID

Correct! Wrong!

An EtherChannel link using LACP was formed between two switches, S1 and S2. While verifying the configuration, which mode combination could be utilized on both switches?

S1-on and S2-passive

S1-on and S2-active

S1-passive and S2-active

S1-passive and S2-passive

Correct! Wrong!

Which statement is true about EtherChannel technology?

Links must be upgraded to support EtherChannel.

EtherChannel uses existing switch ports.

All configuration tasks must be done on the individual ports in the EtherChannel link.

STP does not run on redundant EtherChannel links.

Correct! Wrong!

SRWE | Modules 5 – 6

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CCNA3 v7 ENSA | Final Exam Answers

CCNA3 v7 ENSA | Modules 13 – 14 Exam Answers

CCNA3 v7 ENSA | Modules 9 – 12 Exam Answers

CCNA2 v7 SRWE | Modules 5 – 6 Exam Answers

CCNA2 v7 Modules 5 - 6 Exam Answers

CCNA2 v7 Redundant Networks Exam Answers

What are two advantages of EtherChannel? (Choose two.)

Which three port states are used by Rapid PVST+? (Choose three.)

When EtherChannel is implemented, multiple physical interfaces are bundled into which type of logical connection?

What is a requirement to configure a trunking EtherChannel between two switches?

When a range of ports is being configured for EtherChannel by the use of PAgP, which mode will form the bundled channel only if the port receives PAgP packets from another device?

After the election of the root bridge has been completed, how will switches find the best paths to the root bridge?

What is a characteristic of spanning tree?

What are three advantages of using EtherChannel technology? (Choose three.)

In which two PVST+ port states are MAC addresses learned? (Choose two.)

An administrator is troubleshooting a switch and wants to verify if it is a root bridge. What command can be used to do this?

When EtherChannel is configured, which mode will force an interface into a port channel without exchanging aggregation protocol packets?

Which two channel group modes would place an interface in a negotiating state using PAgP? (Choose two.)

A set of switches is being connected in a LAN topology. Which STP bridge priority value will make it least likely for the switch to be selected as the root?

A small company network has six interconnected Layer 2 switches. Currently all switches are using the default bridge priority value. Which value can be used to configure the bridge priority of one of the switches to ensure that it becomes the root bridge in this design?

What will happen if a network administrator puts a port that is part of an EtherChannel bundle into a different VLAN than the other ports in that bundle?

Which three components are combined to form a bridge ID?

Which two parameters must match on the ports of two switches to create a PAgP EtherChannel between the switches? (Choose two.)

Which two load balancing methods can be implemented with EtherChannel technology? (Choose two.)

In which two port states does a switch learn MAC addresses and process BPDUs in a PVST network? (Choose two.)

A network administrator configured an EtherChannel link with three interfaces between two switches. What is the result if one of the three interfaces is down?

When the show spanning-tree vlan 33 command is issued on a switch, three ports are shown in the forwarding state. In which two port roles could these interfaces function while in the forwarding state? (Choose two.)

A switch is configured to run STP. What term describes the reference point for all path calculations?

Which mode configuration setting would allow formation of an EtherChannel link between switches SW1 and SW2 without sending negotiation traffic?

What value determines the root bridge when all switches connected by trunk links have default STP configurations?

If no bridge priority is configured in PVST, which criteria is considered when electing the root bridge?

Which port state will switch ports immediately transition to when configured for PortFast?

What are two requirements to be able to configure an EtherChannel between two switches? (Choose two.)

What are two load-balancing methods in the EtherChannel technology? (Choose two.)

Which two network design features require Spanning Tree Protocol (STP) to ensure correct network operation? (Choose two.)

What is the purpose of the Spanning Tree Protocol (STP)?

A network administrator is configuring an EtherChannel link between switches SW1 and SW2 by using the command SW1(config-if-range)# channel-group 1 mode auto . Which command must be used on SW2 to enable this EtherChannel?

A switch is configured to run STP. What term describes a field used to specify a VLAN ID?

What is an accurate description of redundancy?

What are two advantages of using LACP? (Choose two.)

A switch is configured to run STP. What term describes a non-root port that is permitted to forward traffic on the network?

Which statement describes a characteristic of EtherChannel?

Which two statements describe a switch port that is configured with PortFast? (Choose two.)

Which two mode combinations would result in the successful negotiation of an EtherChannel? (Choose two.)

Which statement is true regarding the use of PAgP to create EtherChannels?

Which three interface parameters must match for an EtherChannel to form? (Choose three.)

Which technology is an open protocol standard that allows switches to automatically bundle physical ports into a single logical link?

When a range of ports is being configured for EtherChannel, which mode will configure LACP on a port only if the port receives LACP packets from another device?

Which function is provided by EtherChannel?

Which two concepts relate to a switch port that is intended to have only end devices attached and intended never to be used to connect to another switch? (Choose two.)

When a range of ports is being configured for EtherChannel, which mode will configure LACP so that it initiates the EtherChannel negotiation?

When PVST is running over a switched network, which port state can participate in BPDU frame forwarding based on BPDUs received, but does not forward data frames?

Which RSTP ports are connected to end devices?

What is the function of STP in a scalable network?

What is the outcome of a Layer 2 broadcast storm?

Which port role is assigned to the switch port that has the lowest cost to reach the root bridge?

A network administrator is configuring an EtherChannel link between two physical ports on a switch. Which statement describes the result when one of the physical ports fails?

Which two protocols are link aggregation protocols? (Choose two.)

A switch is configured to run STP. What term describes a field that has a default value of 32,768 and is the initial deciding factor when electing a root bridge?

Which statement describes an EtherChannel implementation?

Which spanning tree standard supports only one root bridge so that traffic from all VLANs flows over the same path?

What is the value used to determine which port on a non-root bridge will become a root port in a STP network?

When a range of ports is being configured for EtherChannel, which mode will configure PAgP so that it initiates the EtherChannel negotiation?

Which protocol provides up to 16 instances of RSTP, combines many VLANs with the same physical and logical topology into a common RSTP instance, and provides support for PortFast, BPDU guard, BPDU filter, root guard, and loop guard?

What are two drawbacks to turning spanning tree off and having multiple paths through the Layer 2 switch network? (Choose two.)

A switch is configured to run STP. What term describes the switch port closest, in terms of overall cost, to the root bridge?

Which STP port role is adopted by a switch port if there is no other port with a lower cost to the root bridge?

A network administrator has configured an EtherChannel between two switches that are connected via four trunk links. If the physical interface for one of the trunk links changes to a down state, what happens to the EtherChannel?

During the implementation of Spanning Tree Protocol, all switches are rebooted by the network administrator. What is the first step of the spanning-tree election process?

What additional information is contained in the 12-bit extended system ID of a BPDU?

An EtherChannel link using LACP was formed between two switches, S1 and S2. While verifying the configuration, which mode combination could be utilized on both switches?​

Which statement is true about EtherChannel technology?

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An EtherChannel link using LACP was formed between two switches, S1 and S2. While verifying the configuration, which mode combination could be utilized on both switches?