Cisco 400-151 Dumps 2021

NEW QUESTION 1
What data modeling language is commonly used by NETCONF?

• A. YANG
• B. XML
• C. REST
• D. HTML

Answer: A

NEW QUESTION 2
A cloud service provider is designing a large multitenant data center to support thousands of tenants. The provider is concerned about the scalability of the Layer 2 network and providing Layer 2 segmentation to potentially thousands of tenants.
Which Layer 2 technology is best suited in this scenario?

• A. LDP
• B. VXLAN
• C. extended VLAN ranges
• D. VRF

Answer: B

Explanation: https://www.cisco.com/c/en/us/products/collateral/switches/nexus-9000-series-switches/white-paper-c11-729383.html

NEW QUESTION 3
While doing service insertion with vASA with route peering, which two parts must be configured?
(Choose two)

• A. Point-to-point non-broadcast mode
• B. The VM name must be specified when the L4-L7 device is created
• C. The path for interfaces must be specified when the L4-L7 device is created
• D. The chassis must be specified when the L4-L7 device is created
• E. The route peering profile must be specified when the L4-L7 Service Graph template is created

Answer: CE

NEW QUESTION 4
Which two statements about ASA and multicontext support in ACI are true? (Choose two)

• A. The application policy Infrastructure Controller creates the contexts in the USA
• B. The APIC must communicate with the system context and each virtual context.
• C. Multicontext support enables the same physical appliance to be experted to multiple tennats.
• D. With ASA, you cannot partition a single physical ASA into multiple virtual firewalls
• E. You can create multiple partitions with a virtual appliance, but the vNICs can be shared

Answer: BC

NEW QUESTION 5
Which three distinct categories are within the cloud computing stack? (Choose three)

• A. SaaS
• B. laaS
• C. NaaS
• D. PaaS
• E. LaaS
• F. DaaS

Answer: ABD

NEW QUESTION 6
Which two options are network considerations for common VXLAN deployments? (Choose two)

• A. MTU size in the transport network
• B. consistent VLAN-to-VN-Segment mapping
• C. consistent VNI-to-group mapping
• D. multicast group scaling
• E. placement of VXLAN tunnel endpoints

Answer: AD

NEW QUESTION 7
Which two statements about VLAN Trunking Protocol are true? (Choose 2)

• A. VIAN Trunking Protocol is a Layer 2 messaging protocol that maintains VLAN consistency by managing the addition, deletion, and renaming of VLANs within a VLAN Trunking Protocol domain.
• B. On Cisco Nexus switches, VLAN Trunking Protocol is enabled by default.
• C. Layer 2 trunk interfaces, Layer 2 port channels, and virtual port channels support VLAN Trunking Protocol functionality.
• D. VLAN Trunking Protocol is only supported on Layer 2 trunk interfaces.
• E. VLAN Trunking Protocol is a Layer 2 messaging protocol that maintains the interface VLAN configuring within a VLAN Trunking Protocol domain.

Answer: AC

NEW QUESTION 8
Which statement about switch policies and leaf profiles in the ACI Fabric is true?

• A. Switch leaf profiles are configured under Fabric > Fabric Policies
• B. Leaf and spine profiles can be part of the same switch policy switch profile when the ports on the leafs and spines have similar characteristics
• C. Manually configuring leaf profiles is not required because they are dynamically configure after new devices come online that are connected to the front panel ports of the leaf
• D. Leaf profilesare associated to interface selector profiles that identify ports on the leaf
• E. Each leaf profile in the ACI fabric must have a unique policy that identifies each single leaf

Answer: D

NEW QUESTION 9
The OS team has requested that you expand the receive queues of an existing server. Which action accomplishes this change?

• A. Reconfigure the default vNIC behavior
• B. Reconfigure the vNIC to the requested queue size
• C. Configure and apply a custom LAN connectivity policy
• D. Configure and apply a custom adapter policy

Answer: D

Explanation:
https://www.cisco.com/c/en/us/td/docs/unified_computing/ucs/sw/gui/config/guide/2-2/b_UCSM_GUI_Configuration_Guide_2_2/b_UCSM_GUI_Configuration_Guide_2_2_chapter_0101 01.html

NEW QUESTION 10
On which two features does ITD depend? (Choose two)

• A. interface-vlan
• B. IP SLA
• C. BFD
• D. WCCP
• E. PBR

Answer: BE

NEW QUESTION 11
Within Infrastructure as a Service, which two components are managed by the provider? (Choose
two)

• A. servers
• B. data
• C. networking
• D. applications
• E. runtime

Answer: AC

NEW QUESTION 12
Which application is used to manage a Cisco vPath deployment?

• A. UCS Director
• B. Virtual Supervisor Module
• C. Application Policy Infrastucture Controller
• D. Prime Network Services Controller

Answer: D

Explanation: https://blogs.cisco.com/datacenter/application-centric-infrastructure-aci-application-networkprofiles-for-security-and-network-services

NEW QUESTION 13
Which two statements about the Cisco Open SDN Controller are true? (Choose two.)

• A. It is a commercial distribution based on the OpenFlow controller.
• B. Your own, new network service functions can be added via Java APIs.
• C. Security is enforced by using the Open Services Gateway Initiative framework.
• D. The controller is available as an appliance only.
• E. It can be used in multivendor environments.

Answer: BE

NEW QUESTION 14
Which two components are the responsibility of the customers in a Platform as a Service offering? (Choose two)

• A. APIs
• B. infrastructure connectivity
• C. applications
• D. hardware
• E. data

Answer: CE

NEW QUESTION 15
Refer to the exhibit.

Assume that hostname apic2 is the second APIC (id=2) running in the APIC cluster in the ACI fabric
and the token variable is the correct APIC-cookie. The objective is to retrieve a list of tenants in XML form. Which statement is correct?

• A. The REST call works, but we must use the POST method.
• B. This call is invalid, and we must use the Cobra API to retrieve a list of tenants.
• C. The REST call fails because HTTPS implies its secure protocol and is incompatible with the “— insecure” option.
• D. The command is successfully executed and the relevant list of tenants is returned.

Answer: D

NEW QUESTION 16
Which two options are best practices when registering Cisco UCS Manager to UCS Central? (Choose
two.)

• A. Use an IP address for UCS Domain when registering.
• B. Ensure that NTP is configured on the UCS Domain and UCS Central.
• C. Ensure that the UCS Domain and UCS Central are in the same Layer 2 domain.
• D. Use a fully qualified domain name for UCS Domain.
• E. Ensure that the independent local time source is used for UCS Domain and UCS Central.

Answer: BD

NEW QUESTION 17
Which IEEE standard defines wireless access in vehicular environments?

• A. 802.11k
• B. 802.11ac
• C. 802.11af
• D. 802.11p

Answer: D

NEW QUESTION 18
Which goal of peer-gateway in vPC is true?

• A. Transmit BPDUs from the secondary and primary vPC switch.
• B. Act as a single router when peering dynamic routing protocols over a vPC.
• C. Use the same bridge ID when sending BPDUs from switches in a vPC pair.
• D. Configure the MAC address of the vPC peer as a gateway MAC.

Answer: D

NEW QUESTION 19
Which three virtual services are supported by Cisco Nexus 1000v Series Switch using the vPath? (Choose three)

• A. Cisco Virtual Security Gateway
• B. Cisco UCS telemetry features
• C. Cisco IMC serial over LAN
• D. virtual APIC appliance
• E. Cisco ASA for 1000v
• F. Cisco Wide Area Network Application Services

Answer: AEF

Explanation: https://www.cisco.com/en/US/docs/switches/datacenter/vsg/sw/4_2_1_VSG_1_4_1/vpath_vservices/reference/guide/vpath_vservices_overview.html