Deck 2: ESX I Networking

Question 1

What is the maximum number of e1000 NICs Ethernet ports (Intel PCI-x) allowed on an ESX host?

A)16
B)32
C)128
D)127

Answer 1

32

Question 2

What is the maximum total number of virtual network switch ports per ESX host?

A)4096
B)4088
C)2012
D)2048

Answer 2

4096

Question 3

What is the maximum number of 10Gb Intel Ethernet ports you can connect to an ESX host?

A)8
B)6
C)12
D)4

Answer 3

4

Question 4

What is the maximum number of PCI VMDirectPath devices per host?

A)4
B)2
C)12
D)6
E)8

Question 5

Which of the following is not a load balancing method for a vSwitch?

A)Route based on IP hash
B)Route based on destination port ID
C)Route based on explicit failover order
D)Route based on source MAC hash

Question 6

What are the two methods used to detect network link failure in a vSwitch?

A)Explicit link status
B)Link status only
C)Beacon assist
D)Beacon probing

Question 7

When configuring two virtual servers to run Microsoft Network Load Balancing in unicast mode, what option should be selected in the Notify switches option of a vSwitch?

A)Yes
B)No
C)Partial
D)Retry

Question 8

What is a possible reason for setting the "Promiscuous Mode" of a vSwitch to "Accept"?

A)It allows packets from different sources to arrive in the correct order.
B)It allows for network sniffers to be used on a vSwitch.
C)It allows for NLB multicast mode to work correctly.
D)It allows MAC address changes to occur.

Question 9

What are VMkernel ports used for? Choose three.

A)VMware vMotion
B)Virtual machines
C)IP storage
D)Fault Tolerance

Question 10

John, a VMware administrator, has set up a VMkernel port to allow for the protection and migration of virtual machines using vMotion. However, when a junior administrator attempts to vMotion a virtual machine to another host to allow for maintenance to occur, he is unsuccessful. What is the most likely explanation for this failure?

A)There is only one physical NIC attached to the vSwitch that the VMkernel port resides on.
B)John has not selected the option when creating the VMkernel port to allow it to be used for vMotion.
C)The physical switch does not support vMotion.
D)The Ethernet cable is not Cat 6.

Question 11

John, a junior VMware administrator, increased the number of ports on a vSwitch as it reached capacity. He is now trying to attach an additional virtual machine to the vSwitch but is unable to do so. What is a possible reason for this?

A)John does not have the correct permissions to increase vSwith port counts.
B)The virtual machine already has a connection to a different vSwitch.
C)The host has not yet been rebooted.
D)The virtual machine was cloned from a template that does not support this feature.

Question 12

What command can be used to enable the Cisco Discovery Protocol directly on an ESX host?

A)esxcfg-vswitch -b <mode> <vmkernel>
B)esxcfg-vswitch -B <mode> <vswitch>

Question 13

When using vNetwork Distributed Switches, what is the maximum number of distributed virtual network switch ports per vCenter instance?

A)6012
B)4098
C)6000
D)512

Question 14

What is the maximum number of hosts per vNetwork Distributed Switch?

A)8
B)18
C)12
D)64

Question 15

Guy, a VMware administrator, is trying to create a vNetwork Distributed Switch but is unable to do so. He is unable to view the option to create the switch when in the ESX host's configuration section. Where should Guy create a vNetwork Distributed Switch?

A)Only from the direct console of the vCenter server
B)vNetwork switches can only be created on initial install of vCenter.
C)On the virtual machine configuration settings page
D)From the Networking inventory section in the vSphere client

Question 16

What is the number of ports created when you choose the option to automatically create a default port group on a vNetwork Distributed Switch?

A)256
B)128
C)96
D)16
E)0

Question 17

What would happen if a physical adapter were moved to a vNetwork Distributed Switch from a standard virtual switch with only one uplink and virtual machines currently connected?

A)You cannot move a single physical NIC to a vNetwork Distributed Switch.
B)The virtual machines will be migrated with the physical link.
C)The virtual machines will lose connectivity to the network.

Question 18

What is the most efficient way of migrating multiple virtual machines from a standard switch to a vNetwork Distributed Switch?

A)It is not possible to migrate more than one virtual machine at a time.
B)You can use third-party tools to achieve this.
C)You can use the Migrate Virtual Machine networking option in the networking inventory.
D)Select the virtual machines from the VM inventory, right-click and chose Migrate Networking.

Question 19

What is the maximum number of service console ports you can create on an ESX host?

A)16
B)8
C)2
D)4
E)64

Question 20

John, a VMware administrator, is trying to change the settings of the service console connection but is unable to do so. What is the reason for this?

A)There is only one service console port.
B)The ESX host is in lockdown mode.
C)SSH is not enabled on the host.
D)Fault tolerance is enabled for the host.

Question 21

What is the minimum supported license version of vSphere required to run the third-party Cisco Nexus 1000v?

A)Standard
B)Enterprise Plus

Question 22

The ESX service console firewall is based on the Monowall firewall.

Question 23

What is the networking standard that allows the use of VLAN tagging?

A)803.1q
B)802.1q
C)802.1w
D)803.1w

Question 24

What is the technology that allows a TCP/IP stack to transmit frames up to 64 kB in size, even in the event that the interface is unable to transmit such a frame?

A)TSO
B)TCP
C)SNMP

Question 25

Please select the option that best completes the following statement:
VNetwork standard switches can implement traffic shaping for _________.

A)Ingress and egress traffic.
B)Egress traffic only.
C)Ingress traffic only.

Question 26

IPv6 is supported for a VMKernel interface.

Question 27

What is the maximum number of characters allowed for the port group label of a vStandard Switch?

A)18
B)15
C)256
D)63

Question 28

What VLAN ID would you enter if you required a port group on a vStandard Switch to see all traffic on any VLAN?

A)4095
B)0

Question 29

An ESXi host requires a service console interface for IP-based storage.

Question 30

What is the most recent supported version of NFS in ESXi?

A)3
B)4
C)5
D)2