QUESTION 41
A data center with high network-traffic demands is facing challenges related to link throughput, with recent reports of significant traffic congestion and performance degradation. To ensure optimal network performance and user experience, a network engineer implemented PFC and enabled jumbo frames on all network devices in the data center. However, the senior network architect requested further improvements to completely resolve the issue. The solution must follow IEEE 802.1AX and IEEE 802.3ad principles. Which action must the network engineer take to accomplish the goal?

A. Implement vPC link aggregation to increase overall bandwidth capacity and provide redundancy.
B. Implement upgraded 10GbE or 40GbE network links to increase bandwidth capacity.
C. Implement HQoS to classify and prioritize traffic based on its criticality and bandwidth application requirements.
D. Implement DCBXP with the ETS protocol to provide granular traffic management and bandwidth allocation.

Correct Answer: A

QUESTION 42
An engineer must create a solution for server deployment in a multitenant UCS environment with UCS Central. The solution must:
1. Make use of centralized WWPN and IP pools.
2. Define a unique network configuration for an organization.

Which action creates a solution that meets the requirements?

A. Create a local service profile and reference global pools.
B. Configure a global service profile that references local policies.
C. Copy global pools to the local organization and reserve a WWPN range.
D. Set up a local vNIC template and create global service profiles.

Correct Answer: A

QUESTION 43
A network engineer must design a high-performance, lossless Ethernet network to support Al workloads in a data center. The network uses a spine-leaf topology with Cisco Nexus 9o00 Series Switches. The design must ensure that critical Al traffic can move seamlessly across the fabric without being dropped due to congestion. The design requirements are:
1. Prevent packet drops for high-priority Al traffic flows.
2. Proactively manage and signal congestion to ensure continuous data flow even under heavy load.

Which design approach must be used to meet these requirements?

A. Configure PFC on all traffic classes across the spine-leaf topology.
Enable ECN only on the leaf switches.
B. Enable PFC across all QOS classes.
Tune buffer at the spine layer for Al traffic congestion.
C. Implement PFC only on high-priority traffic.
Configure ECN across both spine and leaf switches.
D. Use ECN across the network to manage congestion.
Adjust the TCP settings for Al workload resilience.

Correct Answer: C

QUESTION 44
The network engineering team at a large corporation operates a critical data center with stringent business requirements for network reliability and high availability. EIGRP is used as an interior routing protocol. The team is planning to implement a robust new redundancy strategy that minimizes downtime and maximizes network uptime. According to the requirements, business services can tolerate 3 seconds for failover performance. The solution must be based on RFC 2281. Which action must the team take as part of the implementation?

A. Implement GLBP to distribute traffic across multiple gateways to provide load sharing.
B. Implement EIGRP with equal-cost multipath routing to provide load balancing.
C. Implement HSRP to provide gateway redundancy and failover.
D. Implement VRRP to provide Layer 3 gateway redundancy.

Correct Answer: C

QUESTION 45
When booting from iSCSI while using multipathing, which type of address must be the same on both boot vNICs?

A. WWN
B. OUI
C. EUI
D. IQN

Correct Answer: D

QUESTION 46
An engineer is deploying a Fabric Interconnect within a data center SAN over a Fiber Channel link in end-host mode. The hosts are connected through multiple vHBAs, each of which has been hard-pinned to a specific Fibre Channel uplink. What happens to the vHBAs if the Fibre Channel uplink port fails?

A. The vHBAs go down and remain down until the fabric interconnect mode is changed to switch mode.
B. The vHBAs go down and remain down until the uplink is restored because the system cannot perform repinning.
C. The system performs repining to an active uplink, and the vHBAs remain operational.
D. The vHBAs remain operational because SAN pin groups are ignored in end host mode.

Correct Answer: B

QUESTION 47
Which vNIC/vHBA Placement policy should be selected in Cisco UCS Manager to ensure that only dynamic and static vNICs and vHBAs are explicitly assigned to the policy?

A. Exclude Unassigned
B. Assigned Only
C. Exclude usNICO
D. All

Correct Answer: B

QUESTION 48
An organization deploys Cisco UCS-X Series servers in the data center. The deployment must have optimal BIOS configuration to maximize performance for memory-intensive applications. The organization must set the BIOS options to achieve low-latency operation and enhanced memory bandwidth. Which BIOS tuning option on Cisco UCS-X Series servers is needed for memory-intensive workloads?

A. Configure Virtualization Extensions” to improve performance for hypervisor-based environments.
B. Disable “Turbo Boost” to stabilize performance and reduce heat generation.
C. Enable “Processor C-States” for better power efficiency during high-performance workloads.
D. Set “NUMA Optimization” to enhance memory locality for latency-sensitive applications.

Correct Answer: D

QUESTION 49
A network engineer must design a UCS SAN configuration for vNlC port eth0, which is currently configured directly via the adaptor. The engineer set the Connection Policies option to VMQ and selected a VMQ Connection Policy named Primary-Cluster. What happens to the eth0 running configuration when the configuration is applied?

A. The existing Adaptor Policy configuration remains active until it is removed.
B. The new policy overrides the Adaptor Policy configuration.
C. The new policy becomes active only when the same policy is applied to vNIlC port eth1.
D. The existing Adaptor Policy configuration remains active until it is disable.

Correct Answer: B

QUESTION 50
An enterprise recently provisioned multiple new servers in their data center using service profile templates on Cisco UCS. Server 2 now requires two additional vNICs. How must the engineer facilitate the change to server 2 without affecting the other servers?

A. Update the vNIC configuration in an update template with the additional vNICs.
B. Create a new updating template with the additional vNlCs and assign it to the server 2 service profile.
C. Update the vNIC configuration in the initial template with the additional vNICs.
D. Individually update the server 2 service profile with the additional vNICs.

Correct Answer: B

QUESTION 51
An engineer must interconnect customer data centers by using a 10-Gbps, unicast-only, Layer 3 circuit. The requirement is to stretch the Layer2 connection over the tunnel, isolate STP traffic, and create more than two million logical network segments. Which solution meets these requirements?

A. VXLAN EVPN
B. IPsec over GRE
C. dark fiber
D. OTV

Correct Answer: A

QUESTION 52
The network infrastructure team is beginning to automate routine tasks within the Cisco ACI fabric and is searching for the appropriate solution. The solution must not require any additional software installed on the Cisco APIC. Networking team members lack automation experience and prefer to use a tool that does not require in-depth programming knowledge. Finally, configuration within the Cisco ACI fabric is rarely modified or removed. Which solution must the team choose?

A. Ansible
B. Cobra SDK
C. Terraform
D. Puppet

Correct Answer: B

QUESTION 53
A Cisco engineer is configuring MPLS VPN BGP at a customer site that is connected to the provider site by more than one path. MPLS VPN BGP Local Convergence link protection is enabled. After the engineer installs the main forwarding path and the redundant backup path within the BGP, they assign a unique route distinguisher to each VRF table on all PE devices that serve as a backup to the link. What is a prerequisite for this local convergence to work?

A. IP/GRE is enabled.
B. The system is performing a PE-CE link protection on both ends.
C. BGP must support lossless switchover between operational paths.
D. Interautonomous system option A (back-to-back VRF) is active.

Correct Answer: B

QUESTION 54
A data center with over 4000 VLANs must be stretched to a disaster recovery site. The solution must support the migration of virtual machines to a disaster recovery site. To support the scalability of the solution, the internal fabric of the main site must be from the DCI network. The connecting network infrastructure uses a 10 Gbps link with PIM ASM supported, which will be replaced with a different overlay in the next 12 months. The solution must support head-end replication for broadcast, unknown unicast, and multicast traffic. Which solution must be used to meet these requirements?

A. VXLAN Multi-Site
B. MPLS over GRE
C. OTV
D. LISP

Correct Answer: A

QUESTION 55
An architect needs vendor-agnostic technology to orchestrate and automate a customer network with scripts. The technology must support running ad-hoc scripts from the CLI and support a deployment of scripts based on a large, readily available set the scripts. The technology must support running architect choose?

A. Python
B. Puppet
C. Cisco Intersight
D. Cisco Power Tool

Correct Answer: A

QUESTION 56
A network engineer is using a Cisco UCS environment connected to a Fibre Channel storage array. The Cisco UCS environment must be connected to an existing SAN network, and several Cisco MDS 9000 Series Switches must be added to increase storage density. The solution must not exhaust the SAN network from the list of available domain IDs after connecting. Also, most of the SAN traffic must be mapped from the Cisco UCs blades to a specific group of the fabric interconnect ports. Which two features must be deployed to meet these requirements? (Choose two.)

A. N-Port ID virtualization
B. static PIN grouping
C. priority flow control
D. dynamic port pinning
E. end host mode

Correct Answer: AE

QUESTION 57
A Cisco engineer is developing a custom application that can run natively in Cisco NX-OS on Nexus 9000 and Nexus 3000 platforms. For the NX-SDK application to run, the engineer enables the NX-SDK feature on the device. Then the NX-SDK is imported into the application via an import nx_sdk_py statement. The engineer creates custom CLI commands and defines custom CLI command syntax within the sdk Thread function. When CLI commands originate from an NX-SDK application, what class is this?

A. nx_sdk_py.void_to_int
B. clicmd.printConsole()
C. postCliCb
D. pyCmdHandler

Correct Answer: D

QUESTION 58
A Cisco engineer is preparing a service profile template for a design, which consists of 20 x UCS B200M6 blade servers, 2 x UCS 6454 Fabric interconnect in End Host Mode, and 3 x UCS 5108 server chassis with 2408 Fabric Extenders. The blade servers are equipped with VIC 1480 adapters. The engineer does not configure a vNIC/vHBA placement policy in the service profile and the vNICs and vHBAs are assigned to the vCon in a particular order. What is the mapping scheme in which Cisco UCS assigns the vCons based on the type of server and the selected virtual slot?

A. linear ordered
B. cross match
C. round robin
D. network mesh

Correct Answer: C

QUESTION 59
An engineer must design a Cisco UCS environment for a customer. The design requires the most efficient use of available bandwidth with active-active uplinks. The upstream Cisco Nexus 9000 Series Switch must automatically initiate the port-channel connectivity to the fabric interconnects. Which configuration must the engineer choose to meet these requirements?

A. fabric interconnects in Ethernet switching mode
static port-channel from fabric interconnects and Cisco Nexus 9000 switches
B. fabric interconnects in Ethernet switching mode
LACP port-channel from fabric interconnects and Cisco Nexus 9000 switches
C. fabric interconnects in Ethernet end-host mode
static port-channel from fabric interconnects and Cisco Nexus 9000 switches
D. fabric interconnects in Ethernet end-host mode
LACP port-channel from fabric interconnects and Cisco Nexus 9000 switches

Correct Answer: D

QUESTION 60
Which type of Cisco Intersight workflow input controls the availability of other specific workflow inputs during the execution of a workflow?

A. conditional operation
B. Parameter Set rule
C. String Object Selector
D. Progressive Disclosure rule

Correct Answer: B