150-820 Exam Questions

You want to protect your Brocade VCS Fabric from excessive multicast traffic. Which two features would you enable? (Choose two.)

In which two port types would QoS flow control be enabled? (Choose two.)

Referring to the exhibit, which configuration is valid?

When congestion is experienced in a network, which type of frame is transmitted when protocol 802.3x flow control is enabled?

The server connected to the port shown in the exhibit is sending VLAN tagged frames for VLAN 40 to the port. sw0# sh run in ten 2/0/20 interface TenGigabitEthernet 2/0/20 fabric is...

You need to manage the IP address allocation in your multi-tenant Brocade VCS Fabric. Which VCS feature is used to accomplish this?

You have implemented flow-based sFlow in your Brocade VCS Fabric by enabling sFlow globally on each Brocade VDX. You are not receiving any statistics in your sFlow collector from t...

A customer has configured sFlow on a four node VCS cluster which includes one Brocade VDX 8770 and three VDX 6740T-1G switches. The customer sees sFlow samples from all the interfa...

You are asked to provide time-based sampling of interface counters and statistical sampling of switched packets. Which protocol supports these requirements?

Your customer would like to control a Brocade VCS Fabric consisting of four Brocade VDX 6740s by using SSH to the same address on the principal switch in the fabric. Which two attr...

You just replaced a Brocade VDX in your four-switch VCS fabric. Which two are enabled by default on the new VDX switch? (Choose two.)

You want to allow help desk personnel to enable or disable only the 10 Gbps interfaces using CLI. Which feature in Brocade NOS would you configure?

You must determine where a specific virtual machine defined in a port profile is physically attached to the Brocade VCS Fabric. Which action would you perform?

You have Brocade Network Advisor managing your Brocade VCS Fabric. Your security manager wants an inbound ACL on the port connected to Network Advisor server. Which three protocols...

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.)

Your customer is replacing a Brocade VDX 6740 (RBridge ID 2) to an existing VCS fabric in logical chassis mode with VCSID 2. They would like to migrate the port configurations to t...

You want to capture sFlow statistics from a group of interfaces on a Brocade VDX and forward the data to your Brocade Network Advisor server. Which three steps are required for a w...

What are two valid ways to transfer firmware to a Brocade VDX when you perform a firmware upgrade? (Choose two.)

You have a Brocade VDX switch in production and you must save a backup copy of the running configuration to a remote location. What are two ways to accomplish this task? (Choose tw...

Your current VCS fabric comprised of Brocade VDX 8770s is running NOS 4.0.0b in logical chassis mode. You would like to upgrade the firmware with no impact to L2 traffic. Which two...

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

You want to restore a configuration that was saved previously from the FTP server using this command: copy ftp://anonymous:[email protected]/VDX25-1-389.cfg running-config The syste...

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

A customer is having a problem forming a Brocade VCS Fabric on interface Te 11/0/4. Interface TenGigabitEthernet 11/0/4 Identifier 3 SFP Connector 7 LC Transceiver 0000000000000010...

After connecting a new server to interface Te 1/0/1 and configuring the port, you notice that the device is only showing up in the default VLAN 1 as shown in the exhibit. interface...

You are troubleshooting an FCoE login problem in your environment. The port shown in the exhibit has not been able to log into the fabric. The default FCoE fabric map in your envir...

In the exhibit, both MAC addresses are assigned to interface 2/0/4. What does the (UC) indicate?

After implementing a topology that requires edge loop detection, you detected a broadcast storm within the environment. Which two required parameters must be configured? (Choose tw...

Click the exhibit button. You notice that iSCSI traffic is slow on the iSCSI storage device. The Brocade VCS Fabric is in logical-chassis mode. Which two actions would increase per...

Your customer adds two Brocade VDX 6740s to an existing Brocade VCS Fabric in logical chassis mode with VCSID 11. After enabling logical chassis mode on both new switches, a connec...

Your customer has connected a Linux server with a CNA to a Brocade VDX 6740 in a VCS Fabric. SAN storage is connected to Brocade VDX 6730 FC ports in the same fabric. The server ca...

You want to examine packets in transit across links to troubleshoot the traffic pattern on a specific port using SPAN on a Brocade VDX 6730-76. You configure a monitor session with...

Brocade Network Advisor has notified you that one of your ISLs between two Brocade VDXs is reporting a high number of errors. You log into the switch and clear the counters. You no...

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 prot...

You have a Brocade VCS Fabric and one Brocade VDX has the multicast root manually assigned with the highest priority. You are going to remove that VDX from the fabric. Which switch...

A customer would like to increase the bandwidth to servers connected to a Brocade VCS Fabric. Two 10 Gbps NICs to the server were teamed, but now there is no IP connectivity to the...

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 data...

Your customer wants to establish a LAG connection on a Brocade VDX 6740T-1G connecting to another vendor's switch using 1 GbE interfaces. Every time they try to enable the port cha...

You just connected a new Brocade VDX 6740T-1G switch to the top of rack. You want to connect two 40 GbE uplinks to VDX1 and two 40 GbE uplinks to VDX2. Two of the links come online...

You want to create trunks with your existing 40 GbE ISL connections between two Brocade VDX 8770s using NOS 4.1.1. The two VDX 8770s are not forming a trunk as expected. VDX8770# s...

When connecting the Brocade VDX Fabric to an Ethernet switch with spanning tree disabled, CPU utilization goes up indicating a loop. What is causing the loop?

You see a large number of alerts in Brocade Network Advisor on a Brocade VDX switch. You are asked to gather information to send to technical support for analysis. What information...

You connected interface 2 on a Brocade VDX 6740 to your LAN, but no traffic is traversing the link. SW1# show interface tengigabitethernet 1/0/2 TenGigabitEthernet 1/0/2 is up, lin...

Referring to the exhibit, you connected your Brocade VDX device to an Ethernet switch running PVST+. The interfaces are up but spanning tree is not functioning for VLAN 10. VDX8770...

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...

As a network administrator, you see a very high number of receive discards in the interface statistics of an ISL within your VCS fabric. After further investigation, the discards a...

After adding a large number of servers to your Brocade VCS Fabric, you notice a severe performance impact to your FCoE traffic. You want to ensure that FCoE traffic is not impacted...

During a network outage, several RBridges in VCS Logical Chassis mode were disconnected from the rest of the network. During this time, some configuration changes were made to thos...

Your customer is using Brocade Network Advisor as a trap recipient for a Brocade VCS Fabric. A Brocade VDX is discovered and the customer is testing SNMP traps by removing the powe...

You have a Brocade VDX 6730 not running in logical chassis cluster mode. An ISL is segmented and the interface is up/up. Which three parameters should you verify? (Choose three.)