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BIG-IP LTM Specialist: Architect Set-Up & Deploy Questions and Answers

Question 1

Traffic to a pool of SFTP servers that share storage must be balanced by an LTM device.

What are the required profile and persistence settings for a standard virtual server?

Options:

A.

tcp, ctientsst, ftp serverssl persistence

B.

tcp, clientssl, serverssl persistence

C.

tcp, ftp - Source address persistence

D.

tcp - no persistence profile will be used

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Question 2

An LTM Specialist configures a new virtual server with a single pool member. The LTM Specialist has NOT defined a health monitor for the pool, pool member or node.

What is the status of the virtual server?

Options:

A.

Available (Enabled)

B.

Offline (Disabled)

C.

Unavailable (Enabled)

D.

Unknown (Enabled)

Question 3

The network team introduces a new subnet 10.10.22.0/24 to the network. The route needs to be configured on the F5 device to access this network via the 30.30.30.158 gateway.

How should the LTM Specialist configure this route?

Options:

A.

Tmsh modify net route 10.10.22/24 gw 30.30.30.158

B.

Tmsh create net route 10.10.22/24 gw 30.30.30.158

C.

Tmsh changey net route 10.10.22/24 gw 30.30.30.158

D.

Tmsh add net route 10.10.22/24 gw 30.30.30.158

Question 4

Exhibit.

The LTM devices LTM1 and LTM2 are configured in a Device Group (Sync Failover) with Network Failover configured on both the management and HA and Internal VLANS. and ConfigSync is confined in a Device Group (Sync Failover) with Network Failover and internal are tagged on a single trunk with subnets Connection Mirroring is configured on both the HA interlace directly connected between LTM1 and LTM2, and the management interlace is connected to a management switch. The LTM devices have four Traffic Groups defined, and both LTM devices are healthy and capable of passing traffic for any of the Traffic Groups.

An LTM Specialist disconnects the cable for the HA network in an effort to test failover.

Which HA functionality works in this case?

Options:

A.

ConfigSync does NOT work. Connection Mirroring floes NOT work.

B.

ConfigSync works Connection Mirroring works

C.

ConfigSync works. Connection Mirroring docs NOT work

D.

ConfigSync does NOT work; Connection Mirroring works

Question 5

The network team has recently added a new syslog server with IP address 10.1.1.1.

Which command adds the new syslog entry on the F5 LTM device?

A)

B)

C)

D)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 6

An LTM Specialist has trouble with SNMP traps in the management network The ITM Specialist takes the network capture shown to troubleshoot:

What should the UM Specialist change to capture packets related to this workflow?

Options:

A.

the interface

B.

the tcpdump filter expression

C.

the verbose level

D.

the port

Question 7

An LTM device configuration is as shown:

An LTM device configuration is as shown

What should be the two expected outcomes based on this configuration? (Choose two.)

Options:

A.

A client session that has been idle for 16 minutes will be sent to the same pool member

B.

A client session that has been idle for 20 minutes will be balanced to a new pool member

C.

A client session that has been idle for 14 minutes will be balanced to a new pool member

D.

A client session that has been idle for 48 minutes will be sent to the same pool members

E.

A client session that has been idle for 12 minutes will be sent to the same pool member

Question 8

The web application team requests help from the LTM Specialist to Improve the performance of their web sites that are load balanced by the F5 LTM device with a Standard Virtual Server.

Which virtual server type will improve the performance of the web application servers?

Options:

A.

Performance (HTTP)

B.

Performance (Layer 4)

C.

Stateless

D.

Forwarding (IP)

Question 9

Remote users who access the LTM device are authenticated via Radius. The default remote user role is Guest Some users need LTM device with the Administrator role. The F5 Radius attributes are configure on the Radius server.

Which configuration item needs to be created?

Options:

A.

Remote User role

B.

Admin account

C.

User role

D.

User account

Question 10

An LTM Specialist creates an Analytics wide to show the type of browsers used to access a certain application. However, the generated statistics only sum up all transaction for that application under one item called ‘ Aggregated.’’

What should the LTM Specialist do to resolve this problem?

Options:

A.

Verify that the Analytics profile is assigned to the applications virtual server.

B.

Make sure ‘’User Agent’’ is selected in the Analytics profile.

C.

Drill down into the stats to show the User Agents correlated in the Aggregated group.

D.

Make sure ‘’User Sessions’’ is selected in the Analytics profile

Question 11

A node is assigned two monitors as seen in this configuration.

What is the status of a member that runs on that node and listens on port 443?

Options:

A.

UNKNOWN

B.

UNAVAILABLE

C.

DOWN

D.

UP

Question 12

A pool with a default connection limit is configured to use Round Robin as the load balancing method. An LTM Specialist needs to ensure that the LTM device selects a server with the fewest number of connections when new clients connect. Another pool is using the same set of backend servers.

Which load balancing-method should the pool be changed to?

Options:

A.

Weighted Least Connections (node]

B.

Weighted Least Connections (member)

C.

Least Connections

D.

Least Connections

Question 13

An LTM Specialist needs to apply SNAT using currently used SNAT pool to a new virtual server.

What needs to be completed before applying that configuration change?

Options:

A.

Review connection for the selected SNAT pool and enlarge it if appropriate

B.

Make sure that the BIG-IP device is NOT operating under heavy load during peak times

C.

Verify that the IP address of the SNAT pool are in the same subnet as the pool members

D.

Verify that the IP address of the SNAT pool are in the same VLAN as the pool members.

Question 14

An LTM device an application that requires all connections to be secured via SSL The device must verify that request contain a specific cookie before allowing the request to be sent to the pool member.

Which virtual server type should an LTM Specialist configure on the LTM device?

Options:

A.

Stateless

B.

Performance (HTTP)

C.

Standard

D.

Performance (Layer 4)

E.

Forwarding (IP)

Question 15

An application is being load balanced through the LTM device using the configuration displayed below.

The network has been re-engineered to NAT all client connection. As a result, all client connections are hitting the same pool member.

Which changes should the LTM Specialist make in order to restore load balancing functionality wile maintaining session persistence?

Options:

A.

Change the virtual server type to Standard, add an http profile, and change the persistence profile to Destination Address

B.

Leave the virtual server type set Performance (Layer 4) and change the persistence type to hash

C.

Change the virtual serer type to Forwarding (Layer 4) and leave the persistence type to hash source Address

D.

Change the virtual server to Standard add an http profile, and change the persistence profile to Cookie persistence

Question 16

Six servers have a varying number of connections that change based on the user load.

Which load balancing method should an LTM Specialist apply to divided the web application traffic to the servers on the relative performance trend?

Options:

A.

Least Sessions

B.

Least Connections

C.

Predictive

D.

Ratio

Question 17

An LTM Specialist needs to deploy a virtual server that will load balance traffic targeting to a set of three web servers. Persistence needs to be ensured. No persistence mirroring is allowed SSL offloading is required.

A fourth web server with fewer resources will be used to handle requests from engine bots to by an iRule. The (Rule will use the HTTP_REQUEST event. .

What are the required profile and persistence settings to implement this

Options:

A.

tcp. dientssl, hup, source address persistence

B.

tcp, clientssl, http. cookie persistence

C.

tcp, clientssl, serverssl, ssl persistence

D.

tcp, clientssl, http, serverssl cookie persistence

Question 18

AN LTM Specialist is deploying an iRule designed to determine the country of origin of an incoming client connection. The iRule needs to be used with an SSL-enabled web application.

Which profile required for the iRule to function properly?

Options:

A.

HTTP

B.

DNS

C.

TCP

D.

UDP

Question 19

Refer to the exhibit.

An LTM Specialist has multiple SNAT and virtual server objects configured as in the bigip.conf shown.

The LTM Specialist tests a connection from a client with. IP 172.163.31.11 to 192.168.0.100:80.

Which two objects will show an increase in Local Traffic statistics connections?

Options:

A.

VS_A&SNAT_B

B.

VS_B&SNAT_B

C.

VS_ B & SNAT A

D.

VS_A & SNAT A

Question 20

Which Standard Virtual Server settings should an LTM Specialist use to load balance across routed path of two different ISPs?

Options:

A.

address translation enabled and port translation disabled

B.

both address and port translation enabled

C.

both address and port translation disabled

D.

address translation disabled and port translation enabled

Question 21

A pool has four members. Ail of the servers have been designed and configured with the same application. Each client's request can significantly the performance of the servers.

Which load balancing method should the LTM Specialist use to maintain a relatively even load across all servers?

Options:

A.

Least Connections

B.

Priority Group

C.

Ratio

D.

Observed

Question 22

An LTM Specialist discovers an issue with the custom http monitor that returns in a false positive status.

The end users cannot get the right website, but the http monitor marks the pool member UP.

What is causing the false positive result?

Options:

A.

The end user should use another type of browser.

B.

The response is chunked.

C.

The response is compressed.

D.

The Content-Type has value "iso-8859-200".

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