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TMOS Administration Question and Answers

TMOS Administration

Last Update Apr 5, 2024
Total Questions : 254

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Questions 1

Refer to the exhibit.

A user attempts to connect to 10.10.10.1.80 using FTP over SSL with an FTPS client. Which virtual server will match and attempt to process the request?

Options:

A.  

vsjutps

B.  

vs_ftp

C.  

vs_http

D.  

nvfs

Discussion 0
Questions 2

Assume the bigd daemon fails on the active system. Which three are possible results? (Choose three.)

Options:

A.  

The active system will restart the bigd daemon and continue in active mode.

B.  

The active system will restart the tmm daemon and continue in active mode.

C.  

The active system will reboot and the standby system will go into active mode.

D.  

The active system will failover and the standby system will go into active mode.

E.  

The active system will continue in active mode but gather member and node state information from the standby system.

Discussion 0
Questions 3

Assume a client's traffic is being processed only by a NAT; no SNAT or virtual server processing takes place. Also assume that the NAT definition specifies a NAT address and an origin address while all other settings are

left at their defaults. If the origin server were to initiate traffic via the BIG-IP, what changes, if any, would take place when the BIG-IP processes such packets?

Options:

A.  

The BIG-IP would drop the request since the traffic didn’t arrive destined to the NAT address.

B.  

The source address would not change, but the destination address would be changed to the NAT address.

C.  

The source address would be changed to the NAT address and destination address would be left unchanged.

D.  

The source address would not change, but the destination address would be changed to a self-IP of the BIG-IP.

Discussion 0
Questions 4

A BIG-IP Administrator uses backend servers to host multiple services per server. There are multiple virtual servers and pools defined, referencing the same backend servers.

Which load balancing algorithm is most appropriate to have an equal number of connections on each backend server?

Options:

A.  

Least Connections (member)

B.  

Least Connections (node)

C.  

Predictive (member)

D.  

Predictive (node)

Discussion 0
Questions 5

Refer to the exhibit.

How are new connections load balanced?

Options:

A.  

To the first two members listed with the same priority group

B.  

To the pool member with the least number of connections

C.  

To the pool member with a high priority group value defined

D.  

To the pool member with a low priority group value defined

Discussion 0
Questions 6

Refer to the exhibit.

A BIG-IP Administrator creates a new Virtual Server. The end user is unable to access the page. During

troubleshooting, the administrator learns that the connection between the BIG-IP system and server is

NOT set up correctly.

What should the administrator do to solve this issue?

Options:

A.  

Disable Address Translation

B.  

Set Address Translation to Auto Map, configure a SNAT pool, and have pool members in the same subnet of the servers

C.  

Set Address Translation to SNAT and configure a specific translation address

D.  

Set Address Translation to SNAT and have self-IP configured in the same subnet of servers

Discussion 0
Questions 7

Which event is always triggered when a client initially connects to a virtual server configured with an HTTP profile?

Options:

A.  

HTTP_DATA

B.  

CLIENT_DATA

C.  

HTTP_REQUEST

D.  

CLIENT_ACCEPTED

Discussion 0
Questions 8

The BIG-IP Administrator needs to perform a BIG-IP device upgrade to the latest version of TMOS. Where can the administrator obtain F5 documentation on upgrade requirements?

Options:

A.  

AskF5

B.  

DevCentral

C.  

Bug Tracker

D.  

iHealth

Discussion 0
Questions 9

A BIG-IP Administrator makes a configuration change to a Virtual Server on the Standby device of an HA pair. The HA pair is currently configured with Auto-Sync Enabled. What effect will the change have on the HA pair configuration?

Options:

A.  

The change will be undone when Auto-Sync propagates the config to the HA pair.

B.  

The change will be propagated next time a configuration change is made on the Active device.

C.  

The change will be undone next time a configuration change is made on the Active device.

D.  

The change will take effect when Auto-Sync propagates the config to the HA pair.

Discussion 0
Questions 10

A BIG-IP Administrator is setting up a new BIG-IP device. The network administrator reports that the interface has an incompatible media speed. The BIG-IP Administrator needs to change this setting

manually.

From which location should the BIG-IP Administrator perform this task?

Options:

A.  

On the Front Console

B.  

In the TMOS Shell Command line

C.  

In the Configuration Utility, Network > Interface

D.  

In the Configuration Utility, System > Configuration

Discussion 0
Questions 11

Refer to the exhibit.

A BIG-IP Administrator needs to deploy an application on the BIG-IP system to perform SSL offload and

re-encrypt the traffic to pool members.

During testing, users are unable to connect to the application.

What must the BIG-IP Administrator do to resolve the issue?

Options:

A.  

Remove the configured SSL Profile (Client)

B.  

Configure Protocol Profile (Server) as splitsession-default-tcp

C.  

Enable Forward Proxy in the SSL Profile (Client)

D.  

Configure an SSL Profile (Server)

Discussion 0
Questions 12

When upgrading a BIG-IP redundant pair, what happens when one system has been updated but the other has not?

Options:

A.  

Synching should not be performed.

B.  

The first system to be updated will assume the Active role.

C.  

This is not possible since both systems are updated simultaneously.

D.  

The older system will issue SNMP traps indicating a communication error with the partner.

Discussion 0
Questions 13

A 816-IP Administrator recently deployed an application Users are experiencing slow performance with

the application on some remote networks.

Which two modifications can the BIG-IP Administrator make to address this issue? (Choose two)

Options:

A.  

Apply dest addr profile to the Virtual Server

B.  

Apply f5-tcp-wan profile to the Virtual Server

C.  

Apply f5-tcp-lan profile to the Virtual Server

D.  

Apply source_addr profile to the Virtual Server

E.  

Apply fasti_4 profile to the Virtual Server

Discussion 0
Questions 14

Which two statements are true about NATs? (Choose two.)

Options:

A.  

NATs support UDP, TCP, and ICMP traffic.

B.  

NATs can be configured with mirroring enabled or disabled.

C.  

NATs provide a one-to-one mapping between IP addresses.

D.  

NATs provide a many-to-one mapping between IP addresses.

Discussion 0
Questions 15

Interface 1.2 on a BIG-IP VE has a status of UNINITIALIZED. What is the reason for this status?

Options:

A.  

Interface 1.2 has been added to a trunk.

B.  

Interface 1.2 has NOT been assigned to a VLAN.

C.  

Interface 1.2 has been disabled.

D.  

No default route has been created.

Discussion 0
Questions 16

A configuration change is made on the standby member of a device group.

What is displayed as "Recommended Action" on the Device Management Overview screen?

Options:

A.  

Force active member of device group to standby

B.  

Activate device with the most recent configuration

C.  

Synchronize the active member configuration to the group.

D.  

Synchronize the standby member configuration to the group

Discussion 0
Questions 17

A standard virtual server has been associated with a pool with multiple members. Assuming all other settings are left at their defaults, which statement is always true concerning traffic processed by the virtual server?

Options:

A.  

The client IP address is unchanged between the client side connection and the serverside connection.

B.  

The server IP address is unchanged between the client side connection and the serverside connection.

C.  

The TCP ports used in the client side connection are the same as the TCP ports serverside connection.

D.  

The IP addresses used in the clientside connection are the same as the IP addresses used in the serverside connection.

Discussion 0
Questions 18

A BIG-IP Administrator needs to apply a license to the BIG-IP system to increase the user count from the

base license.

Which steps should the BIG-IP Administrator?

Options:

A.  

System License > Re-activate> Add-On Registration> Edit

B.  

System > License > Re-activate > Base Registration> Edit

C.  

Device Management > Devices > Select BIG-IP System > Update

D.  

System > Configuration >Device > General

Discussion 0
Questions 19

A site has six members in a pool. All of the servers have been designed, built, and configured with the same applications. It is known that each client's interactions vary significantly and can affect the performance of the

servers. If traffic should be sent to all members on a regular basis, which loadbalancing mode is most effective if the goal is to maintain a relatively even load across all servers?

Options:

A.  

Ratio

B.  

Priority

C.  

Observed

D.  

Round Robin

Discussion 0
Questions 20

During a maintenance window, an EUD test was executed and the output displayed on the screen. The BIG-IP Administrator did NOT save the screen output. The BIG-IP device is currently handling business critical traffic. The BIG-IP Administrator needs to minimize impact. What should the BIG-IP Administrator do to provide the EUD results to F5 Support?

Options:

A.  

Boot the device into EUD then collect output from console

B.  

Execute EUD from tmsh and collect output from console

C.  

Collect file /var/log/messages

D.  

Collect file /shared/log/eud.log

Discussion 0
Questions 21

A BIG-IP Administrator needs to have a BIG-IP linked to two upstream switches for resilience of the external network. The network engineer who is going to configure the switch instructs the BIG-IP Administrator to configure interface binding with LACP. Which configuration should the administrator use?

Options:

A.  

A virtual server with an LACP profile and the switches' management IPs as pool members.

B.  

A virtual server with an LACP profile and the interfaces connected to the switches as pool members.

C.  

A Trunk listing the allowed VLAN IDs and MAC addresses configured on the switches.

D.  

A Trunk containing an interface connected to each switch.

Discussion 0
Questions 22

A BIG-IP Administrator suspects that one of the BIG-IP device power supplies is experiencing power

outages.

Which log file should the BIG-IP Administrator check to verify the suspicion?

Options:

A.  

/war /log/daemon.log

B.  

/var/log/kern.log

C.  

/var/log/ltm

D.  

/var/log/audit

Discussion 0
Questions 23

Some users who connect to a busy Virtual Server have connections reset by the BIG-IP system. Pool member resources are NOT a factor in this behavior. What is a possible cause for this behavior?

Options:

A.  

The Connection Rate Limit is set too high

B.  

The server SSL Profile has NOT been reconfigured.

C.  

The Connection Limit is set too low.

D.  

The Rewrite Profile has NOT been configured.

Discussion 0
Questions 24

Refer to the exhibit.

A BIG-IP Administrator configures the Virtual Server to pass HTTP traffic. Users report that they are

unable to access the application

What should the administrator do to resolve this issue?

Options:

A.  

Change the Virtual Server name

B.  

Disable .he State

C.  

Reconfigure the Source Address

D.  

Reconfigure the Pool Members

Discussion 0
Questions 25

Which Virtual Server type should be used to load balance HTTP traffic to a pool of servers?

Options:

A.  

Standard

B.  

Stateless

C.  

Forwarding (IP)

D.  

Forwarding (Layer 2)

Discussion 0
Questions 26

Refer to the exhibit.

During maintenance, the BIG-IP Administrator manually disables a pool member as shown.

What is the result?

Options:

A.  

All pool members continue to process persistent connections

B.  

All pool members stop accepting new connections.

C.  

The disabled pool member stops processing persistent connections.

D.  

The disabled pool member stops processing existing connections

Discussion 0
Questions 27

The BIG-IP Administrator generates QKView using tmsh command "qkview -SO". In which directory does the BIG-IP appliance save the QKView?

Options:

A.  

/etc/tmp

B.  

/var/tmp

C.  

/shared/qkview

D.  

/var /tmp/qkview

Discussion 0
Questions 28

A BIG-IP Administrator needs to collect HTTP status code and HTTP method for traffic flowing through a

virtual server.

Which default profile provides this information?

Options:

A.  

HTTP

B.  

Analytics

C.  

Request Adapt

D.  

Statistics

Discussion 0
Questions 29

Refer to the exhibit

The network team creates a new VLAN on the switches. The BIG-IP Administrator needs to create a

configuration on the BIG-IP device. The BIG-IP Administrator creates a new VLAN and Self IP, but the

servers on the new VLAN are NOT reachable from the BIG-IP device.

Which action should the BIG-IP Administrators to resolve this issue?

Options:

A.  

Set Port Lockdown of Set IP to Allow All

B.  

Change Auto Last Hop to enabled

C.  

Assign a physical interface to the new VLAN

D.  

Create a Floating Set IP Address

Discussion 0
Questions 30

A BIG-IP Administrator is configuring an SSH Pool with five members.

Which Health Monitor should be applied to ensure that available pool members are monitored

accordingly?

Options:

A.  

https

B.  

udp

C.  

http

D.  

tcp

Discussion 0
Questions 31

What is the purpose of floating self-IP addresses?

Options:

A.  

to define an address that grants administrative access to either system at any time

B.  

to define an address that allows either system to initiate communication at any time

C.  

to define an address that allows network devices to route traffic via a single IP address

D.  

to define an address that gives network devices greater flexibility in choosing a path to forward traffic

Discussion 0
Questions 32

A virtual server is configured to offload SSL from a pool of backend servers. When users connect to the virtual server, they successfully establish an SSL connection but no content is displayed. A packet trace performed on the server shows that the server receives and responds to the request. What should a BIG-IP Administrator do to resolve the problem?

Options:

A.  

enable Server SSL profile

B.  

disable Server SSL profile

C.  

disable SNAT

D.  

enable SNAT

Discussion 0
Questions 33

Refer to the exhibit.

How many nodes are represented on the network map shown?

Options:

A.  

Four

B.  

Three

C.  

One

D.  

Two

Discussion 0
Questions 34

A site needs to terminate client HTTPS traffic at the BIG-IP and forward that traffic unencrypted. Which two are profile types that must be associated with such a virtual server? (Choose two.)

Options:

A.  

TCP

B.  

HTTP

C.  

HTTPS

D.  

ClientSSL

E.  

ServerSSL

Discussion 0
Questions 35

Which two statements describe differences between the active and standby systems? (Choose two.)

Options:

A.  

Monitors are performed only by the active system.

B.  

Failover triggers only cause changes on the active system.

C.  

Virtual server addresses are hosted only by the active system.

D.  

Configuration changes can only be made on the active system.

E.  

Floating selfIP addresses are hosted only by the active system.

Discussion 0
Questions 36

A BIG-IP Administrator creates an HTTP Virtual Server using an iApp template. After the Virtual Server is

created, the user requests to change the destination IP addresses. The BIG-IP Administrator tries to

change the destination IP address from 10.1.1.1 to 10.2.1.1 in Virtual Server settings, but receives the

following error:

The application service must be updated using an application management interface

What is causing this error?

Options:

A.  

The Application Service was NOT deleted before making the IP address change.

B.  

The IP addresses are already in use.

C.  

The Application Services have Strict Updates enabled.

D.  

The IP addresses used are NOT from the same subnet as the Self IP.

Discussion 0
Questions 37

When initially configuring the BIG-IP system using the config utility, which two parameters can be set? (Choose two.)

Options:

A.  

the netmask of the SCCP

B.  

the IP address of the SCCP

C.  

the port lockdown settings for the SCCP

D.  

the netmask of the host via the management port

E.  

the IP address of the host via the management port

F.  

the port lockdown settings for the host via the management port

Discussion 0
Questions 38

A BIG-IP Administrator needs to configure the BIG-IP system to perform load balancing for FTP servers

running passive mode FTP.

How should the administrator configure the Virtual Server to perform this load balancing?

Options:

A.  

A Standard Virtual Server + FTP profile

B.  

A Forwarding Virtual Server

C.  

A Performance Layer 4 Virtual Server + FTP profile

D.  

A Message Routing Virtual Server

Discussion 0