Refer to the exhibit.
ACME Mining has four data centers in Santiago. Cape Town. Mumbai, and Beijing, full-mesh connected via a 400 Mb/s EVP-LAN They want to deploy a new mission-critical application with these
requirements:
clusterheartbeat2Mb/s continuous (250 KB/s)
cluster heartbeat one-way maximum latency 100 ms
These are the current ping tests results between the four data centers:
Which hosting data center pair can host the new application?
How must the queue sizes be designed to ensure that an application functions correctly?
If the desire is to connect virtual network functions together to accommodate different types of network service connectivity, what must be deployed?
Which technology supports antispoofing and does not have any impact on encryption performance regardless of packet size?
Network operators have many options available, from fully centralized to fully distributed control planes, and each approach has its own set of characteristics. Drag and drop the characteristics from the left onto the corresponding approach on the right.
Refer to the exhibit.
Which impact of using three or more ABRs between the backbone area and area 1 is true?
A large enterprise is planning a new WAN connection to headquarters. The current dual-homed setup with static routing is not providing consistent resiliency. Users complain when one specific link fails, while failure of the other causes no issues. The organization wants to improve resiliency and ROI.
Which solution should be recommended?
When a company network architect is working on a new network design, they are expected to ensure that business requirements and technical aspects are factored in, but often there are other factors that come into play as well. Which non-business constraint must also be considered throughout the design phase?
Company XYZ wants to deploy OSPF. The design plan requires that two OSPF networks be mutually redistributed at multiple locations and ensure end-to-end connectivity to all of the company's networks. Which technology can be used to fulfill the requirements while avoiding the creation of routing loops?
A service provider recently migrated to an SD-WAN solution for delivering WAN connections to its customers. One of the main challenges with the SD-WAN deployment is that branch site volume increases every year, which causes management complexity. Which action resolves the issue?
When consumers that leverage IaaS reach 100% resource capacity, what can be used to redirect the overflow of traffic to the public cloud so there is no disruption to service?
Company XYZ is running SNMPv1 in their network and understands that it has some flaws. They want to change the security design to implement SNMPv3 in the network. Which network threat is SNMPv3 effective against?
Drag and drop the FCAPS network management reference models from the left onto the correct definitions on the right.
When a detection system for protecting a network from threats sourced from the Internet is designed there are two common deployment methods, where the system is placed differently relative to the perimeter firewall
•An unfiltered detection system examines the raw Internet data streams before it reaches the firewall
•A screened detection solution which monitors traffic that is allowed through the firewall Both have its advantages and disadvantages drag and drop the characteristics on the left to the corresponding category on the right in no particular order.
A product manufacturing organization is integrating cloud services into their IT solution. The IT team is working on the preparation phase of the implementation approach, which includes the Define Strategy step. This step defines the scope of IT, the application, and the service. What is one topic that should be considered in the Define Strategy step?
You have been tasked with designing a data center interconnect to provide business continuity. You want to encrypt the traffic over the DCI using IEEE 802.1AE MACsec to prevent the deployment of any firewall or IPS. Which two interconnect technologies support MACsec? (Choose two.)
Which mechanism enables small, unmanaged switches to plug into ports of access switches without risking switch loops?
As a network designer, you need to support an enterprise with hundreds of remote sites connected over a single WAN network that carries different types of traffic, including VoIP, video, and data applications. Which of the following design considerations will not impact design decision?
Cost is often one of the motivators for a business to migrate from a traditional network to a software-defined network. Which design decision is directly influenced by CAPEX drivers?
A key to maintaining a highly available network is building in the appropriate redundancy to protect against failure. This redundancy is carefully balanced with the inherent complexity of redundant systems. Which design consideration is relevant for enterprise WAN use cases when it comes to resiliency?
Company XYZ connects its sites over a private WAN. Their overlay network is running a DMVPN setup where the headquarters site is the hub. The company is planning on implementing multicast routing on the network. What should be used in the multicast routing design?
You are designing a network for a branch office. In order to improve convergence time, you are required to use the BFD feature. Which four routing protocols can you use to facilitate this? (Choose four.)
Which three tools are used for ongoing monitoring and maintenance of a voice and video environment? (Choose three.)
Which two statements explain the operation of BFD asynchronous mode? (Choose two.)
Which service abstracts away the management of the operating system, middleware, and runtime?
Which two application requirements are mandatory for traffic to receive proper treatment when placed in the priority queue? (Choose two.)
When designing a WAN that will be carrying real-time traffic, what are two important reasons to consider serialization delay? (Choose two.)
A network design includes a long signaling delay in notifying the Layer 3 control plane that an interface has failed. Which two of these actions would reduce that delay? (Choose two.)
Company ABC 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.)
A network security team uses a purpose-built tool to actively monitor the campus network, applications, and user activity. The team also analyzes enterprise telemetry data from IPFIX data records that are received from devices in the campus network. Which action can be taken based on the augmented data?
An engineer is designing a DMVPN network where OSPF has been chosen as the routing protocol. A spoke-to-spoke data propagation model must be set up. Which two design considerations must be taken into account? (Choose two)
A European government passport agency considers upgrading its IT systems to increase performance and workload flexibility in response to constantly changing requirements. The budget manager wants to reduce capital expenses and IT staff and must adopt the lowest-cost technology. Which technology choice is suitable?
Two routers R1 and R2 are directly connected through an Ethernet link. Both routers are running OSPF over the Ethernet link and OSPF has been registered with BFD. R1 has been set up to transmit BFD at a 50 ms interval, but R2 can receive only at a 100 ms rate due to platform limitations. What does this mean?
Refer to the diagram.
Which solution must be used to send traffic from the foreign wireless LAN controller to the anchor wireless LAN controller?
When planning their cloud migration journey, what is crucial for virtually all organizations to perform?
How many fully established neighbour relationships exist on an Ethernet with five routers running OSPF as network type broadcast?
You are a network designer and you must ensure that the network you design is secure. How do you plan to prevent infected devices on your network from sourcing random DDoS attacks using forged source addresses?
A customer migrates from a traditional Layer 2 data center network into a new SDN-based spine-and-leaf VXLAN EVPN data center within the same location. The networks are joined to enable host migration at Layer 2. What is the final migration step after hosts have physically migrated to have traffic flowing through the new network without changing any host configuration?
Which SDN architecture component is used by the application layer to communicate with the control plane layer to provide instructions about the resources required by applications?
What are two top cloud-native security challenges faced by today's cloud-oriented organizations? (Choose two.)
Refer to the exhibit.
Traffic was equally balanced between Layer 3 links on core switches SW1 and SW2 before an introduction of the new video server in the network. This video server uses multicast to send video streams to hosts and now one of the links between core switches is overutilized. Which design solution solves this issue?
Company XYZ wants to improve the security design of their network to include protection from reconnaissance and DoS attacks on their sub-interfaces destined toward next hop routers. Which technology can be used to prevent these types of attacks?
Refer to the exhibit.
An engineer is designing the traffic flow for AS 111. Traffic from AS 111 should be preferred via AS 100 for all external routes. A method must be used that only affects AS 111. Which BGP attributes are best suited to control outbound traffic?
Refer to the exhibit.
This network is running legacy STP 802.1d. Assuming "hello_timer" is fixed to 2 seconds, which parameters can be modified to speed up convergence times after single link/node failure?
Which component of the SDN architecture automatically ensures that application traffic is routed according to policies established by network administrators?
Company XYZ is in the process of identifying which transport mechanism(s) to use as their WAN technology. Their main two requirements are:
A technology that could offer DPI, SLA, secure tunnels, privacy, QoS, scalability, reliability, and ease of management.
A technology that is cost-effective.
Which WAN technology(ies) should be included in the design of company XYZ?
The SD-WAN architecture is composed of separate orchestration, management, control, and data planes. Which activity happens at the orchestration plane?
Company XYZ, a global content provider, owns data centers on different continents. Their data center design involves a standard three-layer design with a Layer 3-only core. HSRP is used as the FHRP. They require VLAN extension across access switches in all data centers, and they plan to purchase a Layer 2 interconnection between two of their data centers in Europe. In the absence of other business or technical constraints, which termination point is optimal for the Layer 2 interconnection?
Which three components are part of the foundational information security principles of the CIA triad? (Choose three.)
Which tool automates network implementation activities and shortens the implementation lifecycle?
Company XYZ, a global content provider, owns data centers on different continents. Their data center design involves a standard three-layer design with a Layer 3-only core. VRRP is used as the FHRP. They require VLAN extension across access switches in all data centers and plan to purchase a Layer 2 interconnection between two of their data centers in Europe. In the absence of other business or technical constraints, which termination point is optimal for the Layer 2 interconnection?
Refer to the exhibit.
This network is running OSPF and EIGRP as the routing protocols. Mutual redistribution of the routing protocols has been configured on the appropriate ASBRs. The OSPF network must be designed so that flapping routes in EIGRP domains do not affect the SPF runs within OSPF. The design solution must not affect the way EIGRP routes are propagated into the EIGRP domains. Which technique accomplishes the requirement?
Refer to the table.
A customer investigates connectivity options for a DCI between two production data centers to aid a large-scale migration project. The solution must provide a single 10G connection between locations and be able to run its own varying QoS profiles without service provider interaction based on the migration stages. All connectivity methods are at 10 Gbps. Which transport technology costs the least if the connectivity is required for just one year?
Company XYZ is redesigning their QoS policy. Some of the applications used by the company are real-time applications. The QoS design must give these applications preference in terms of transmission. Which QoS strategy can be used to fulfill the requirement?
An MPLS service provider is offering a standard EoMPLS-based VPLS service to Customer A, providing Layer 2 connectivity between a central site and approximately 100 remote sites. Customer A wants to use the VPLS network to carry its internal multicast video feeds which are sourced at the central site and consist of 20 groups at Mbps each. Which service provider recommendation offers the most scalability?
When an SDN-based model is used to transmit multimedia traffic, which aspect should an architect consider while designing the network?
What is the most important operational driver in building a resilient and secure modular network design?
Which two actions must be taken when assessing an existing wireless network implementation for its readiness to support voice traffic? (Choose two.)
An enterprise plans to evolve from a traditional WAN network to a software-defined WAN network. The existing devices have limited capability when it comes to virtualization. As the migration is carried out, enterprise applications and services must not experience any traffic impact. Which implementation plan can be used to accommodate this during the migration phase?
You are using iSCSI to transfer files between a 10 Gigabit Ethernet storage system and a 1 Gigabit Ethernet server. The performance is only approximately 700 Mbps and output drops are occurring on the server switch port. Which action will improve performance in a cost-effective manner?
Company XYZ is planning to deploy primary and secondary (disaster recovery) data center sites. Each of these sites will have redundant SAN fabrics and data protection is expected between the data center sites. The sites are 100 miles (160 km) apart and target RPO/RTO are 3 hrs and 24 hrs, respectively. Which two considerations must Company XYZ bear in mind when deploying replication in their scenario? (Choose two.)
In an OSPF network with routers connected together with Ethernet cabling, which topology typically takes the longest to converge?
An enterprise network has two core routers that connect to 200 distribution routers and uses full-mesh IBGP peering between these routers as its routing method. The distribution routers are experiencing high CPU utilization due to the BGP process. Which design solution is the most cost effective?
An engineer is designing the QoS strategy for Company XYZ. A lot of scavenger traffic is traversing the 20Mb Internet link. The new design must limit scavenger traffic to 2 Mbps to avoid oversubscription during congestion. Which QoS technique can be used?
Refer to the exhibit.
Your company designed a network to allow server VLANs to span all access switches in a data center. In the design, Layer 3 VLAN interfaces and HSRP are configured on the aggregation switches. Which two features improve STP stability within the network design? (Choose two.)
Router R1 is a BGP speaker with one peering neighbor over link "A". When link "A" fails, routing announcements are terminated, which results in the tearing down of the state for all BGP routes at each end of the link. What is this a good example of?
Which three elements help network designers to construct secure systems that protect information and resources (such as devices, communication, and data) from unauthorized access, modification, inspection, or destruction? (Choose three.)
A network architect must redesign a service provider edge, where multiservice and multitenant PEs are currently present. Which design feature should be minimized in the new design to achieve reliability?
Company XYZ has 30 sites using MPLS L3 VPN and is concerned about data integrity. They want a centralized configuration model and minimal overhead. Which technology can be used?
Which aspect of BGP-LS makes it scalable in large networks when multiarea topology information must be gathered?
An enterprise wants to migrate an on-premises network to a cloud network, and the design team is finalizing the overall migration process. Drag and drop the options from the left into the correct order on the right.
A business invests in SDN and develops its own SDN controller that, due to budget constraints, runs on a single controller. The controller actively places an exclusive lock on the configuration of the devices to ensure it is the only source of changes to the environment. What is the result if the controller fails?
Company XYZ is designing the IS-IS deployment strategy for their multiarea IS-IS domain. They want IS-IS neighbor relationships minimized on each segment and the LSDB size optimized. Which design can be used?
Which actions are performed at the distribution layer of the three-layer hierarchical network design model? (Choose two)
Which two design options are available to dynamically discover the RP in an IPv6 multicast network? (Choose two)
What are two key design principles when using a hierarchical core-distribution-access network model? (Choose two.)
Company XYZ is running OSPF in their network. They have merged with another company that is running EIGRP as the routing protocol. Company XYZ now needs the two domains to talk to each other with redundancy, while maintaining a loop-free environment. The solution must scale when new networks are added into the network in the near future. Which technology can be used to meet these requirements?
Which two types of planning approaches are used to develop business-driven network designs and to facilitate the design decisions? (Choose two)
In a redundant hub-and-spoke design with inter-spoke links, load oscillation and routing instability occur due to overload conditions. Which two design changes improve resiliency? (Choose two)
You are designing an Out of Band Cisco Network Admission Control Layer 3 Real-IP Gateway deployment for a customer. Which VLAN must be trunked back to the Clean Access Server from the access switch?
Your company wants to deploy a new data center infrastructure. Based on the requirements you have chosen VXLAN as encapsulation technology. The customer is concerned about misconfiguration of Layer 2 devices and DC-wide outages caused by Layer 2 loops. What do you answer?
A software-defined network exposes an API to the RIB and forwarding engine, allowing off-box control of routing—what SDN model is used?
An Agile for Infrastructure transition often means dismantling traditional IT hierarchies and rebuilding it to align with business objectives and workflows. Organizations are seeing the benefits of using automation tools in the network such as faster, more efficient, and more effective delivery of products and services. Which two components help increase overall productivity and improve company culture? (Choose two.)
During a pre-sales meeting with a potential customer, the customer CTO asks a question about advantages of controller-based networks versus a traditional network. What are two advantages to mention? (Choose two)
Refer to the exhibit.
For Company XYZ, Bangkok is using ECMP to reach the 172.20.2.0/24 network. The company wants a design that would allow them to forward traffic from 172.16.2.0/24 toward 172.20.2.0/24 via the Singapore router as the preferred route. The rest of the traffic should continue to use ECMP. Which technology fulfills this design requirement?
Which two impacts of adding the IP event dampening feature to a network design are true? (Choose two.)
Backups and mirror copies of data are part of RPO (Recovery Point Objective) strategies. If a business wants to reduce their CAPEX for disaster recovery, which solution is most applicable?
Company XYZ has implemented policy-based routing in their network. Which potential problem must be kept in mind about network reconvergence and PBR?
Which two benefits can software defined networks provide to businesses? (Choose two.)
Refer to the exhibit.
A company named XYZ needs to apply security policies for end-user browsing by installing a secure web proxy appliance. All the web traffic must be inspected by the appliance, and the remaining traffic must be inspected by an NGFW that has been upgraded with intrusion prevention system functionality. In which two ways must the routing be performed? (Choose two)
A customer has a functional requirement that states HR systems within a data center should be segmented from other systems that reside in the same data center and same VLAN. The systems run legacy applications by using hard-coded IP addresses. Which segmentation method is suitable and scalable for the customer?
An architect designs a multi-controller network architecture with these requirements:
Achieve fast failover to control traffic when controllers fail.
Yield a short distance and high resiliency in the connection between the switches and the controller.
Reduce connectivity loss and enable smart recovery to improve the SDN survivability.
Improve connectivity by adding path diversity and capacity awareness for controllers.
Which control plane component of the multi-controller must be built to meet the requirements?
TESTED 18 Aug 2025
Table
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