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NSX VCP-NV > NSX Set 3 > Flashcards

NSX Set 3 Flashcards

1
Q

During host configuration you select a VMKNic teaming policy of enhanced LACP. How many VTEPs does NSX Manager create per ESXi host?

a. 1
b. 2
c. As many dvUplinks as are configured on the vDS
d. As many VMNICs as are installed on the ESXi hosts

A

a. 1

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2
Q

How many universal transport zones are supported in a cross vCenter NSX domain?

a. 1
b. 1 per NSX Manager in the cross vCenter NSX domain
c. Up to the number of VNIs in the segment ID pool
d. 1 per NSX universal controller

A

a. 1

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3
Q

Which statement is true regarding logical switches?

a. A global logical switch supports a single VXLAN network ID.
b. A universal logical switch supports all the broadcast domains in a cross vCenter NSX domain.
c. A universal logical switch supports up to 64 ESXi hosts.
d. Global logical switches have their own VXLAN table.

A

a. A global logical switch supports a single VXLAN network ID.

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4
Q

How many logical switches may be deployed in an NSX domain?

a. 1
b. 4095
c. 10,000
d. 16,777,216

A

c. 10,000

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5
Q

Which two entries are not present in the VTEP table? (Choose two.)

a. The VTEP IP
b. The VTEP subnet mask
c. The VTEP MAC address
d. The ESXi host management IP

A

b. The VTEP subnet mask

d. The ESXi host management IP

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6
Q

How does a universal logical switch learn the MAC address assigned by the ESXi host to a connected vNIC of a virtual machine?

a. Via MAC learning. The logical switch reads the source MAC address of frames sent by the virtual machine.
b. From the NSX universal controller. The NSX Controller updates the logical switch with the MAC address of the virtual machine.
c. From the vmx file. The logical switch reads the MAC address of the virtual machine by looking in the virtual machine’s vmx file.
d. From the Primary NSX Manager. NSX Manager obtains virtual machine MAC addresses from vCenter and then updates the logical switch.

A

c. From the vmx file. The logical switch reads the MAC address of the virtual machine by looking in the virtual machine’s vmx file.

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7
Q

Which entity populates the ARP table?

a. The distributed firewall.
b. The NSX Controller.
c. The universal logical switch.
d. The Security module.

A

d. The Security module.

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8
Q

What action does a logical switch take if it receives a non-ARP broadcast when
configured with Hybrid Replication Mode?

a. The logical switch sends a multicast to all ESXi hosts in the NSX domain.
b. The logical switch sends a multicast to all ESXi hosts in the global transport zone.
c. The logical switch sends a broadcast to all ESXi hosts in the same VTEP subnet.
d. The logical switch sends a unicast to all proxy VTEPs.

A

d. The logical switch sends a unicast to all proxy VTEPs.

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9
Q

What two actions does a universal logical switch take if it receives an unknown
unicast when configured with Unicast Replication Mode? (Choose two.)

a. The universal logical switch sends a multicast to all ESXi hosts in the NSX domain.
b. The universal logical switch sends a MAC table query to the NSX universal controller responsible for the universal logical switch where the frame was received.
c. The universal logical switch sends a multicast to all ESXi hosts in the universal transport zone.
d. The universal logical switch sends a unicast to all ESXi hosts in the same VTEP subnet.

A

b. The universal logical switch sends a MAC table query to the NSX universal controller responsible for the universal logical switch where the frame was received.
d. The universal logical switch sends a unicast to all ESXi hosts in the same VTEP subnet.

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10
Q

In what two locations is the Replication Mode configured for a logical switch? (Choose two.)

a. In NSX Manager
b. In the NSX Controller
c. In the global transport zone
d. In the logical switch

A

c. In the global transport zone

d. In the logical switch

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11
Q

What is an advantage of Multicast Replication Mode?

a. Each VTEP has a list of all VTEPs with powered on virtual machines.
b. The underlay does not have to be configured with multicast.
c. The source VTEP only sends one replication VXLAN frame.
d. The NSX Controller communicates with ESXi hosts in the VTEP table via multicast.

A

c. The source VTEP only sends one replication VXLAN frame

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12
Q

What is a disadvantage of Unicast Replication Mode?

a. If the MAC table is large, the source VTEP will drop the BUM.
b. If the VTEP table is large, the source VTEP will have to send many replication VXLAN frames.
c. If the VTEP table is large, the source VTEP will drop the BUM.
d. If the MAC table is large, the source VTEP will only send the replica- tion VXLAN frame if the underlay is configured for multicast.

A

b. If the VTEP table is large, the source VTEP will have to send many replication VXLAN frames.

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13
Q

In which plane does the logical router reside?

a. Management plane
b. Forwarding plane
c. Data plane
d. Control plane

A

c. Data plane

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14
Q

How many distributed logical router instances are supported by an ESXi host?

a. 100
b. 1,000
c. 1,200
d. 2,400

A

a. 100

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15
Q

How many universal logical router instances are supported in an NSX domain?

a. 100
b. 1,000
c. 1,200
d. 2,400

A

c. 1,200

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16
Q

Which of the following interfaces is not supported by a universal logical router?

a. Uplink VXLAN LIF
b. Internal VXLAN LIF
c. Uplink VLAN LIF
d. vdrPort

A

c. Uplink VLAN LIF

17
Q

Which two types of interfaces can be configured on a logical router? (Choose two.)

a. Internal
b. External
c. Downlink
d. Uplink

A

a. Internal

d. Uplink

18
Q

How many logical router control VMs are supported by the universal logical router?

a. 1
b. 2
c. 4
d. 8

A

d. 8

19
Q

In which plane does the distributed logical control VM reside?

a. Management plane
b. Forwarding plane
c. Data plane
d. Control plane

A

d. Control plane

20
Q

How much memory does the control VM have?

a. 512 MB
b. 1 GB
c. 2 GB
d. 4 GB

A

a. 512 MB

21
Q

A universal logical router is deployed in a cross-vCenter NSX domain with three vCenter servers. How many universal logical router control VMs could be deployed in this scenario?

a. 1 control VM, to be deployed to any of the three vCenter servers
b. 3 control VMs, to be deployed one to each vCenter server
c. 2 control VMs in Edge HA mode, to be deployed to the vCenter server paired with the Primary NSX Manager
d. 2 control VMs in Edge HA mode, to be deployed to at least two of the three vCenter servers

A

c. 2 control VMs in Edge HA mode, to be deployed to the vCenter server paired with the Primary NSX Manager

22
Q

Which entity does not have a copy of the logical router’s routing table?

a. ESXi host
b. NSX Manager
c. NSX Controller
d. Control VM

A

b. NSX Manager

23
Q

Which entity handles the control plane of the NSX Edge?

a. The NSX Manager
b. The NSX Controller
c. The NSX Edge
d. The ESXi hosts prepared for NSX

A

c. The NSX Edge

24
Q

What is a Standalone Edge?

a. An NSX Edge that is not deployed in HA mode
b. An NSX Edge deployed without an NSX Manager
c. An NSX Edge with only static routes
d. An NSX Edge that has lost routing adjacencies with its neighbors

A

b. An NSX Edge deployed without an NSX Manager

25
Q

Why is no information exchanged between the NSX Edge and the NSX Controllers?

a. Because the NSX Edge device does not communicate across the control plane
b. Because the NSX Manager communicates across the management plane
c. Because the NSX Manager does not communicate across the control plane
d. Because the NSX Edge owns its own control plane

A

d. Because the NSX Edge owns its own control plane

26
Q

Which of the following services does the NSX Edge not offer?

a. IPSec VPN
b. Layer 2 Firewall
c. Network Address Translation
d. DHCP

A

b. Layer 2 Firewall

27
Q

What is the maximum number of NSX Edges that can be deployed in an NSX domain?

a. 1,000
b. 2,000
c. 10,000
d. 15,000

A

b. 2,000

28
Q

How much disk space is required if an Edge gets deployed as a Quad-Large?

a. 512 MB
b. 1 GB
c. 4G
d. 4.5 GB

A

a. 512 MB

29
Q

An NSX Edge is deployed in Edge HA mode. The Edge is configured for Layer2 VPN over its uplink interface. What would happen if the primary Edge goes down?

a. After the HA dead timer expires, one of the Standby Edges becomes the Active Edge and reestablishes the Layer 2 VPN.
b. After the HA dead timer expires, the Standby Edge becomes the Active Edge. Layer 2 VPN tunnels are not reestablished.
c. After the HA dead timer expires, NSX Manager deploys a new Edge with the same configuration as the Active Edge.
d. After the HA dead timer expires, the Standby Edge becomes the primary and resumes the Layer 2 VPN with minimal impact.

A

b. After the HA dead timer expires, the Standby Edge becomes the Active Edge. Layer 2 VPN tunnels are not reestablished.

30
Q

How is the NSX Edge configured?

a. By connecting to the console of the NSX Edge and entering the configuration terminal command
b. By connecting to the NSX Edge via SSH and entering the configuration terminal command
c. By connecting to the vSphere Client and choosing NSX Edges from the Networking and Security home page
d. By sending NSX API commands directly to the NSX Edge device

A

By connecting to the vSphere Client and choosing NSX Edges from the Networking and Security home page

31
Q

Where does the NSX Edge get deployed?

a. The NSX Edge is deployed on the ESXi host that is running the Control VM.
b. The NSX Edge is deployed to the same vSphere cluster where the NSX Controllers reside.
c. The NSX Edge gets deployed in a resource pool chosen by the NSX administrator.
d. The NSX Edge gets deployed to the Management Cluster.

A

c. The NSX Edge gets deployed in a resource pool chosen by the NSX ad- ministrator.

NSX VCP-NV (9 decks)

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