Question 1

Refer to the exhibit. Router A must reach Router X. Which option describes how router A decides which interface to use to forward packets?

Accepted Answer

A)   Router A does per-flow load-balance across the two interfaces.
B)   Router A relies on RIB toselect the desired interface.
C)   Router A relies on FIBto select the desired interface.
D)   Router A does per-packet load-balance across the two interfaces.

Question 2

Which two benefits are of protecting the control plane of a network device? (Choose two.)

Accepted Answer

A)   protects against DoS attacks targeted at the network infrastructure
B)   increases the reliability, security, and availability of the network
C)   protects data flowing through devices
D)   separates attack traffic from normal network traffic

Question 3

In a network design using carrier Ethernet, which three mechanisms can be used to improve Layer 2 down detection and thereby reduce routing convergence time? (Choose three.)

Accepted Answer

A)   BFD
B)   Ethernet port debounce timers
C)   link-state tracking
D)   object tracking
E)   fast IGP hello

Question 4

Acme Corporation wants to minimize the risk of users plugging unauthorized switches and hubs into the network. Which two features can be used on the LAN access ports to support this design requirement? (Choose two.)

Accepted Answer

A)   BPDU Guard
B)   PortFast
C)   Loop Guard
D)   Port Security
E)   UDLD

Question 5

Which mechanism should be added to a network design to identify unidirectional Spanning Tree Protocol failures through BPDU loss?

Accepted Answer

A)   UDLD
B)   loop guard
C)   BPDU guard?
D)   root guard

Question 6

Which two OSPF design considerations should you implement to support the eventual growth of a network, so that CPU and memory are unaffected by the size and complexity of the link-state database in a large service provider network? (Choose two.)

Accepted Answer

A)   Turn on route dampening.
B)   Create network summaries.
C)   Turn on the Incremental SPF feature.
D)   Add more memory.
E)   Turn on packet pacing.F)  Add redundancy between critical locations.

Question 7

Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?

Accepted Answer

A)   dynamic reconfiguration
B)   path MTU discovery
C)   auto setup
D)   remote management

Question 8

An IBGP mesh design is being scoped, and in the discussions, one of the design engineers proposes the use of route reflectors. Which limitation is valid when using route reflectors in this design?

Accepted Answer

A)   The configuration complexity on the routers will be increased.
B)   Route reflectors will limit the total number of routes in the topology.
C)   Multipath information is difficult to propagate in a route reflector topology.
D)   Route reflectors will cause an opportunity to create routing loops.

Question 9

Which three network management requirements are common practices in a network design? (Choose three.)

Accepted Answer

A)   Ensure that all network devices have their clocks synchronized
B)   Look at inconsistent and bursty KPIs such as CPU utilization and interface utilization
C)   Collect RMON poll information for future regression analysis
D)   Validate data plane health, application, and services availability with synthetic traffic
E)   Capture ingress and egress flow-based packets, while avoiding duplication of flowsF)  Collect SNMP poll information for future regression analysis

Question 10

Refer to the exhibit.  Which single design aspect should be configured on the ABRs to reduce the impact of WAN upgrades for spoke routers on the core of the network?

Accepted Answer

A)   route summarization
B)   stub area
C)   route filtering
D)   not-so-stubby area

Question 11

Which description is true about RSVP reservations?

Accepted Answer

A)   static, and cannot be removed once they are first requested by a delay-sensitive, real-time application
B)   static, and must always be installed after power-up
C)   dynamic, and depend on the amount of delay-sensitive, real-time data passing through
D)   dynamic, allocated when requested, and removed at the end of each session for which they were requested

Question 12

A virtual storage area network (VSAN)  is a collection of ports from a set of connected Fibre Channel switches, that form a virtual fabric. Which technology allows centralized storage services to be shared across different VSANs?

Accepted Answer

A)   IVR
B)   FSPF
C)   FICON
D)   SANTap

Question 13

VPLS is implemented in a Layer 2 network with 2000 VLANs. What is the primary concern to ensure successful deployment of VPLS?

Accepted Answer

A)   VLAN scalability
B)   PE scalability
C)   The underlying transport mechanism
D)   Flooding is necessary to propagate MAC address reachability information

Question 14

Which description is true about downstream suppression?

Accepted Answer

A)   the ability of a fault management tool to generate alerts for only an upstream device failure and to suppress the alarms related to all unreachable downstream sites
B)   the ability of a router to suppress downstream route fluctuations to avoid introducing instability into the network core
C)   the ability of a network management station to perform root cause analysis on a network fault and remove duplicates of all other alarms resulting from fault symptoms
D)   the ability of an element manager to restrict forwarding to critical performance alarms northbound to the Manager of Managers and suppress other alarms

Question 15

During a network design review, it is recommended that the network with a single large area should be broken up into a backbone and multiple nonbackbone areas. There are differing opinions on how many ABRs are needed for each area for redundancy. What would be the impact of having additional ABRs per area?

Accepted Answer

A)   There is no impact to increasing the number of ABRs.
B)   The SPF calculations are more complex.
C)   The number of externals and network summaries are increased.
D)   The size of the FIB is increased.

Question 16

EIGRP performs route summarization at the interface level with the ip summary-address command. Which three statements correctly describe EIGRP route summarization? (Choose three.)

Accepted Answer

A)   Summary routes are inserted in the routing table with a next hop of null 0 and a high administrative distance, to prevent black holing of traffic.
B)   By default, EIGRP automatically summarizes internal routes, but only each time a major network boundary is crossed.
C)   EIGRP route summarization can reduce the query diameter to help prevent SIA problems.
D)   The metric for each summarized route is inherited from the lowest metric of the component routes.

Question 17

Refer to the exhibit. This Layer 2 network is expected to add 150 VLANs over the next year, in addition to the existing 50 VLANs within the network. Which STP type will support this design requirement using the least amount of CPU resources and achieving load-balancing?

Accepted Answer

A)   MST
B)   CST
C)   PVST+
D)   RSTP

Question 18

A switched network is being deployed on a factory floor. Due to cost constraints, fiber-based connectivity is not an option. Which design allows for a stable network when there is a risk of interference from the manufacturing hardware in use on the factory floor?

Accepted Answer

A)   Design the network to include loop guard to prevent a loop in the switched network when a link has too much interference
B)   Design the network to include backbone fast on all devices to accelerate failure convergence times
C)   Design the network to include UDLD to detect unidirectional links and take them out of service
D)   Design the network to include EtherChannel bundles to prevent a single-link failure from taking down a switch interconnection point

Question 19

When designing a network, which method can be used to control the exit point for traffic leaving an autonomous system, at the Layer 3 control plane?

Accepted Answer

A)   tuning the metric of the underlying IGP
B)   tuning the multi-exit discriminator
C)   setting the Site of Origin extended community
D)   prepending AS path

Question 20

In a redesign of a multiple-area network, it is recommended that summarization is to be implemented. For redundancy requirements, summarization is done at multiple locations for each summary. Some customers now complain of higher latency and performance issues for a server hosted in the summarized area. What design issues should be considered when creating the summarization?

Accepted Answer

A)   Summarization adds CPU overhead on the routers sourcing the summarized advertisement.
B)   Summarization prevents the visibility of the metric to the component subnets.
C)   Summarization creates routing loops.
D)   Summarization causes packet loss when RPF is enabled.

Exam 44: Deploying Cisco Unified Contact Center Express

Refer to the exhibit. Which single design aspect should be configured on the ABRs to reduce the impact of WAN upgrades for spoke routers on the core of the network?

Correct Answer
verified

An IBGP mesh design is being scoped, and in the discussions, one of the design engineers proposes the use of route reflectors. Which limitation is valid when using route reflectors in this design?

Correct Answer
verified

Correct Answer
verified

Refer to the exhibit. Router A must reach Router X. Which option describes how router A decides which interface to use to forward packets?

Correct Answer
verified

VPLS is implemented in a Layer 2 network with 2000 VLANs. What is the primary concern to ensure successful deployment of VPLS?

Correct Answer
verified

Which two benefits are of protecting the control plane of a network device? (Choose two.)

Correct Answer
verified

When designing a network, which method can be used to control the exit point for traffic leaving an autonomous system, at the Layer 3 control plane?

Correct Answer
verified

Which description is true about downstream suppression?

Correct Answer
verified

EIGRP performs route summarization at the interface level with the ip summary-address command. Which three statements correctly describe EIGRP route summarization? (Choose three.)

Correct Answer
verified

Which two OSPF design considerations should you implement to support the eventual growth of a network, so that CPU and memory are unaffected by the size and complexity of the link-state database in a large service provider network? (Choose two.)

Correct Answer
verified

A switched network is being deployed on a factory floor. Due to cost constraints, fiber-based connectivity is not an option. Which design allows for a stable network when there is a risk of interference from the manufacturing hardware in use on the factory floor?

Correct Answer
verified

Correct Answer
verified

Which mechanism should be added to a network design to identify unidirectional Spanning Tree Protocol failures through BPDU loss?

Correct Answer
verified

Acme Corporation wants to minimize the risk of users plugging unauthorized switches and hubs into the network. Which two features can be used on the LAN access ports to support this design requirement? (Choose two.)

Correct Answer
verified

A virtual storage area network (VSAN) is a collection of ports from a set of connected Fibre Channel switches, that form a virtual fabric. Which technology allows centralized storage services to be shared across different VSANs?

Correct Answer
verified

Which three network management requirements are common practices in a network design? (Choose three.)

Correct Answer
verified

Which description is true about RSVP reservations?

Correct Answer
verified

Refer to the exhibit. This Layer 2 network is expected to add 150 VLANs over the next year, in addition to the existing 50 VLANs within the network. Which STP type will support this design requirement using the least amount of CPU resources and achieving load-balancing?

Correct Answer
verified

Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?

Correct Answer
verified

In a network design using carrier Ethernet, which three mechanisms can be used to improve Layer 2 down detection and thereby reduce routing convergence time? (Choose three.)

Correct Answer
verified

Exam 44: Deploying Cisco Unified Contact Center Express

Refer to the exhibit. Which single design aspect should be configured on the ABRs to reduce the impact of WAN upgrades for spoke routers on the core of the network?

Correct AnswerverifiedShow Answer

An IBGP mesh design is being scoped, and in the discussions, one of the design engineers proposes the use of route reflectors. Which limitation is valid when using route reflectors in this design?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Refer to the exhibit. Router A must reach Router X. Which option describes how router A decides which interface to use to forward packets?

Correct AnswerverifiedShow Answer

VPLS is implemented in a Layer 2 network with 2000 VLANs. What is the primary concern to ensure successful deployment of VPLS?

Correct AnswerverifiedShow Answer

Which two benefits are of protecting the control plane of a network device? (Choose two.)

Correct AnswerverifiedShow Answer

When designing a network, which method can be used to control the exit point for traffic leaving an autonomous system, at the Layer 3 control plane?

Correct AnswerverifiedShow Answer

Which description is true about downstream suppression?

Correct AnswerverifiedShow Answer

EIGRP performs route summarization at the interface level with the ip summary-address command. Which three statements correctly describe EIGRP route summarization? (Choose three.)

Correct AnswerverifiedShow Answer

Which two OSPF design considerations should you implement to support the eventual growth of a network, so that CPU and memory are unaffected by the size and complexity of the link-state database in a large service provider network? (Choose two.)

Correct AnswerverifiedShow Answer

A switched network is being deployed on a factory floor. Due to cost constraints, fiber-based connectivity is not an option. Which design allows for a stable network when there is a risk of interference from the manufacturing hardware in use on the factory floor?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Which mechanism should be added to a network design to identify unidirectional Spanning Tree Protocol failures through BPDU loss?

Correct AnswerverifiedShow Answer

Acme Corporation wants to minimize the risk of users plugging unauthorized switches and hubs into the network. Which two features can be used on the LAN access ports to support this design requirement? (Choose two.)

Correct AnswerverifiedShow Answer

A virtual storage area network (VSAN) is a collection of ports from a set of connected Fibre Channel switches, that form a virtual fabric. Which technology allows centralized storage services to be shared across different VSANs?

Correct AnswerverifiedShow Answer

Which three network management requirements are common practices in a network design? (Choose three.)

Correct AnswerverifiedShow Answer

Which description is true about RSVP reservations?

Correct AnswerverifiedShow Answer

Refer to the exhibit. This Layer 2 network is expected to add 150 VLANs over the next year, in addition to the existing 50 VLANs within the network. Which STP type will support this design requirement using the least amount of CPU resources and achieving load-balancing?

Correct AnswerverifiedShow Answer

Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?

Correct AnswerverifiedShow Answer

In a network design using carrier Ethernet, which three mechanisms can be used to improve Layer 2 down detection and thereby reduce routing convergence time? (Choose three.)

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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