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Brocade 150-820 Brocade Certified Ethernet Fabric Professional 2015 Exam Practice Test

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Total 207 questions

Brocade Certified Ethernet Fabric Professional 2015 Questions and Answers

Question 1

You have a four-switch Brocade VCS Fabric operating in fabric mode. You make an interface level configuration change on the principal switch.

Which statement is true?

Options:

A.

You need to commit the changes on the principal switch for it to be propagated to all other switches in the fabric.

B.

You do not need to commit the change on the principal switch for it to be automatically propagated to all the other switches in the fabric.

C.

You need to commit the change on the principal switch; the change will only appear on the principal switch and it will be persistent across a reload.

D.

You do not need to commit the change on the principal switch for it to appear on the principal switch; the change will be persistent across a reload.

Question 2

You need to provision FCoE connectivity for the servers shown in the exhibit.

Question # 2

Which two configuration actions must be taken? (Choose two.)

Options:

A.

Configure the FCOE port on port channel 10.

B.

Configure the FCOE port on port channel 20.

C.

Configure the FCOE port on the interfaces to the 3rd party DCB switch.

D.

Configure the FCOE port on the interfaces to host B.

Question 3

Referring to the exhibit, you are experiencing latency issues on interface Te 27/0/60.

switch# show interface tengigabitethernet 27/0/60

TenGigabitEthernet 27/0/60 is up, line protocol is up (connected)

Hardware is Ethernet, address is 0005.3367.26d8

Current address is 0005.3367.26d8

Pluggable media present

Interface index (ifindex) is 283874428169

MTU 2500 bytes

LineSpeed Actual : 10000 Mbit

LineSpeed Configured : Auto, Duplex: Full

Flowcontrol rx: off, tx: off

Last clearing of show interface counters: 22:07:59

Queueing strategy: fifo

Receive Statistics:

15254 packets, 1395269 bytes

Unicasts: 10641, Multicasts: 2637, Broadcasts: 1976

64-byte pkts: 10874, Over 64-byte pkts: 3294, Over 127-byte pkts: 117

Over 255-byte pkts: 969, Over 511-byte pkts: 0, Over 1023-byte pkts: 0

Over 1518-byte pkts(Jumbo): 0

Runts: 0, Jabbers: 0, CRC: 1128350, Overruns: 0

Errors: 1128350, Discards: 0

Transmit Statistics:

12633 packets, 1155963 bytes

Unicasts: 18, Multicasts: 12615, Broadcasts: 0

Underruns: 0

Errors: 0, Discards: 0

Rate info (interval 299 seconds):

Input 0.000128 Mbits/sec, 0 packets/sec, 0.00% of line-rate

Output 0.000000 Mbits/sec, 0 packets/sec, 0.00% of line-rate

Time since last interface status change: 0d00h40m

What are two reasons for the problem? (Choose two.)

Options:

A.

a faulty SFP optic

B.

a faulty duplex setting

C.

a faulty Twinax cable

D.

the flow control turned off

Question 4

You want to remove one of your Brocade VDX 6740s from your VCS fabric in Logical Chassis mode. You issue the no vcs enable command on the VDX 6740 but the switch is not removed.

What would you do to resolve the problem?

Options:

A.

Issue the no vcs logical-chassis enable command on the VDX 6740.

B.

Change the existing VCS ID of the VDX 6740.

C.

Issue the vcs replace rbridge-id command on the principal switch.

D.

Remove the physical connections to the logical chassis cluster on the VDX 6740.

Question 5

The FCoE initiator is unable to communicate with the FC target as shown in the exhibit.

Question # 5

What are two reasons? (Choose two.)

Options:

A.

The IFL between the Brocade VCS Fabric and FC SAN is offline.

B.

The Brocade VDX 6720 that the FCoE initiator is connected to is segmented.

C.

LSAN zoning is not configured correctly.

D.

The FC target is not logged into the SAN.

Question 6

Which three features are provided when you enable Brocade NOS Virtual Fabrics? (Choose three.)

Options:

A.

The ability to have overlapping 802.1Q VLANs on the same physical port.

B.

The ability to have overlapping 802.1Q VLANs in the same Brocade NOS fabric.

C.

The ability to scale 802.1Q VLANs beyond the 4096 VLAN limit.

D.

The ability to divide a Brocade VCS Fabric into multiple virtual Brocade VCS Fabrics.

E.

The ability to tunnel and aggregate multiple VLANs between physical ports.

Question 7

Which extension to the TRILL protocol allows a Brocade VCS Fabric to scale beyond 4096 VLANs?

Options:

A.

FGL

B.

VxLAN

C.

FSPF

D.

PVST+

Question 8

You are configuring OSPF in a Brocade VCS Fabric. The implementation will integrate with an existing OSPF network. The fabric is in logical chassis mode.

Question # 8

Referring to the exhibit, which three actions are correct? (Choose three.)

Options:

A.

Enable OSPF at the RBridge level.

B.

Enable OSPF globally in the fabric.

C.

Enable OSPF on interface Ve 10.

D.

Enable OSPF on interface 131/2/15.

E.

Enable OSPF on interface 131/2/22.

Question 9

Exhibit:

RB10# show mac-address-table port-profile

VlanId Mac-address Type State AMPP Ports

100 0050.65bf.0001 Dynamic Active Profiled (T) 2/0/1

100 0050.65bf.0002 Dynamic Active Profiled (UC) 2/0/1

Exhibit:

Referring to the exhibit, what would you determine about this interface?

Options:

A.

Multiple VLANs are present on the interface.

B.

A single MAC address is learned on the interface.

C.

There is a conflict on the interface.

D.

The interface is unshielded copper.

Question 10

After connecting a new server to your four-switch Brocade VCS Fabric, you notice that all the switches have learned the new server's MAC address.

Which VCS feature is responsible for this behavior?

Options:

A.

TRILL

B.

AMPP

C.

eNS

D.

vLAG

Question 11

Which three steps are required for a firmware upgrade from a USB flash drive? (Choose three.)

Options:

A.

Turn the USB port on.

B.

Remove the node from the Brocade VCS Fabric

C.

Place the firmware files in the root of the USB drive.

D.

Place the firmware files in the firmware directory.

E.

Issue the firmware download usb command.

Question 12

You are providing cloud-based virtual desktops to businesses from your data center. Each business needs to be completely segmented from each other; however, to keep costs down, you decide to use a single DHCP and DNS server with the least amount of configuration.

Which three features must be configured in the Brocade VCS Fabric? (Choose three.)

Options:

A.

DHCP relay

B.

AMPP

C.

inter-VRF route leaking

D.

ACL

E.

VRF

Question 13

During the Brocade VCS Fabric distributed MAC learning process, what information is learned and shared throughout the fabric? (Choose three.)

Options:

A.

VLAN association

B.

ingress port

C.

VCS ID

D.

associated RBridge ID

E.

associated ACLs

Question 14

Referring to the exhibit,

Question # 14

to minimize downtime, what is the Brocade recommended approach to fabric node upgrades?

Options:

A.

Upgrade the spine RBridges then the leaf RBridges.

B.

Upgrade the odd RBridges then the even RBridges.

C.

Upgrade the core RBridges then the edge RBridges.

D.

Upgrade the leaf RBridges then the spine RBridges.

Question 15

You want to protect your Brocade VCS Fabric from excessive multicast traffic.

Which two features would you enable? (Choose two.)

Options:

A.

BUM Storm Control on the VDX 6730

B.

BUM Storm Control on the VDX 8770

C.

Multicast Rate Limiting on the VDX 6730

D.

Multicast Rate Limiting on the VDX 8770

Question 16

Which three parameters are required when configuring a working vLAG on Brocade VDX switches? (Choose three.)

Options:

A.

Configure the switchport command on each physical interface.

B.

Configure the same port channel ID on each node.

C.

Configure the no shutdown command on the port channel.

D.

Configure the port channel on each RBridge with all partner RBridge IDs and interfaces.

E.

Assign the port channel to each required physical interface.

Question 17

You are not receiving any encrypted SNMP notify messages from your Brocade VCS Fabric.

Which two actions must be configured in the fabric? (Choose two.)

Options:

A.

Define an SNMPv3 user.

B.

Define an SNMPv3 contact.

C.

Define an SNMPv3 group.

D.

Define an SNMPv3 host.

Question 18

You are configuring a Brocade VDX 6730-76 and only 50 of the Ethernet ports are currently working.

What is the reason for this happening?

Options:

A.

The VCS license is missing.

B.

DPOD 1 is missing.

C.

DPOD 2 is missing.

D.

The FCoE base license is missing.

Question 19

In NOS 3.x and later, how many maximum ISLs can exist in a trunk group between a Brocade VDX 8710 and a Brocade Mi10K in a Brocade VCS Fabric?

Options:

A.

2

B.

4

C.

8

D.

16

Question 20

You want to enable a Service Virtual Fabric to provide 802.1Q VLAN virtualization.

Which two statements are correct? (Choose two.)

Options:

A.

The 802.1Q classification rule should be configured at each physical interface.

B.

The 802.1Q classification rule at each interface is a global configuration.

C.

A Virtual Fabric VLAN ID is unique within a Brocade VCS Fabric.

D.

Only one Virtual Fabric VLAN ID is allowed to be configured on each physical interface.

Question 21

What are two primary features of Data Center Bridging (DCB)? (Choose two.)

Options:

A.

Rapid Link Recovery

B.

PFC

C.

TRILL

D.

Enhanced Transmission Selection

Question 22

You are asked to connect a Brocade VDX 8770 to a Brocade VDX 6740 in logical chassis mode using four 40 Gbps links.

Which license is required?

Options:

A.

an Advanced Services license on the VDX 8770

B.

a 40 GbE Port license on the VDX 8770

C.

an Advanced Services license on the VDX 6740

D.

a 40 GbE Port license on the VDX 6740

Question 23

You want to implement VRRP-E between a Brocade VDX 6740, and a Brocade VDX 6730 with the protocol vrrp command.

Which two statements are true? (Choose two.)

Options:

A.

Both Brocade VDXs are running VRRP-E.

B.

Both Brocade VDXs are running VRRP.

C.

The Brocade VDX 6740 is running VRRP-E.

D.

The Brocade VDX 6740 is running VRRP.

Question 24

You receive a replacement Brocade VDX 6740T that has no management IP address configured on it.

Which port would you use to set the management IP?

Options:

A.

an RJ-45 out-of-band port

B.

an RJ-45 in-band port

C.

a USB port

D.

a USB mini port

Question 25

You want to design a Brocade VCS Fabric that can automatically classify and prioritize traffic for NAS storage.

Which two platforms would be used? (Choose two.)

Options:

A.

VDX 6720

B.

VDX 6730

C.

VDX 6740

D.

VDX 8770

Question 26

Your customer has performance problems and suspects dropped packets between the core router and the Brocade VCS Fabric. You determine that port Te 1/0/5 is connected to an old database server with a high transaction rate.

VDX1# show interface stats brief

Packets Error Discards CRC

Interface rx tx rx tx rx tx rx

Po 10 2013637 13726949 0 0 21668 0 0

Po 20 2215053 15608689 0 0 0 2 0

Te 1/0/1 1130905 12884896 0 0 21463 0 0

Te 1/0/5 39857 63074 0 0 0 0 0

Referring to the exhibit, what is the cause of the discarded packets on the port channel from the core?

Options:

A.

The port channel is discarding packets because of errors from the core.

B.

The port channel is discarding packets because of the legacy server.

C.

The port channel is discarding packets because they are destined to the wrong SID.

D.

The port channel is discarding packets because Te 1/0/1 is a faulty link.

Question 27

Your customer has just implemented a Brocade VCS Fabric at the aggregation layer that interfaces with core and edge switches running RSTP. The Linux servers are detecting BPDUs at their interfaces confirmed by using the tcpdump command from a server. You want to prevent this traffic.

Which two parameters should be configured to accomplish this task? (Choose two.)

Options:

A.

edgeport

B.

guard root

C.

portfast

D.

BPDU filter

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Total 207 questions