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201 TMOS Administration Questions and Answers

Questions 4

To increase available bandwidth of an existing Trunk, the BIG-IP Administrator is adding additional

interfaces.

Which command should the BIG-IP Administrator run from within bosh shell?

Options:

A.

tmsh create /net trunk trunk_A interfaces add {1.3.1.4}

B.

tmsh create/sys trunk trunk_A interfaces add {1.3.1.4}

C.

tmsh modify/sys trunk trunk^A interfaces add {1.3.1.4}

D.

tmsh modify /net trunk trunk_A interfaces add {1.3.1.4}

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Questions 5

A site needs a virtual server that will use an iRule to parse HTTPS traffic based on HTTP header values. Which two profile types must be associated with such a virtual server? (Choose two.)

Options:

A.

TCP

B.

HTTP

C.

HTTPS

D.

ServerSSL

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Questions 6

A virtual server at 10.10.1.100:80 has the rule listed below applied.

when HTTP_REQUEST { if {[HTTP::uri] ends_with "htm" } { pool pool1 } else if {[HTTP::uri] ends_with "xt" } { pool pool2 }

If a user connects to http://10.10.1.100/foo.txt which pool will receive the request?

Options:

A.

pool1

B.

pool2

C.

None. The request will be dropped.

D.

Unknown. The pool cannot be determined from the information provided.

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Questions 7

A BIG-IP Administrator needs to find which modules have been licensed for use on the BIG-IP system. In which section of the Configuration Utility can the BIG-IP Administrator find this information?

Options:

A.

System > Services

B.

System > Resource Provisioning

C.

System > Platform

D.

System > Support

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Questions 8

Which method is recommended for creating a new user from the CLI?

Options:

A.

Run f5adduser username' then 'f5passwd username' from bash or tmsh

B.

Run tmsh create auth user username prompt for password' from bash

C.

edit bigip.conf to add the new user and the user's clear-text password

D.

Run useradd username' then 'passwd username' from bash tmsh

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Questions 9

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)

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Questions 10

A BIG-IP Administrator explicitly creates a traffic group on a BIG-IP device.

Which two types of configuration objects can be associated with this traffic group? (Choose two.)

Options:

A.

Pool Members

B.

Virtual Addresses

C.

iRules

D.

VLANS

E.

Application Instances

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Questions 11

If a client's browser does not accept cookies, what occurs when the client connects to a virtual server using cookie persistence?

Options:

A.

The connection request is not processed.

B.

The connection request is sent to a pology server.

C.

The connection request is loadbalanced to an available pool member.

D.

The connection request is refused and the client is sent a "server not available" message.

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Questions 12

A BIG-IP Administrator opens a case with F5 Support. The support engineer requests the BIG-IP

appliance chassis serial number.

Which TMSH command will provide this information?

Options:

A.

. list /sys software

B.

show /sys version

C.

list/sys diags

D.

show /sys hardware

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Questions 13

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

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Questions 14

A BIG-IP Administrator wants to add a new Self IP to the BIG-IP device. Which item should be assigned to the new Self IP being configured?

Options:

A.

Interface

B.

Route

C.

VLAN

D.

Trunk

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Questions 15

How should a BIG-IP Administrator persistent sessions from being sent to a pool member so that the server administrator can perform maintenance?

Options:

A.

force the pool member offline

B.

disable the pool member

C.

add an additional monitor to the poor

D.

disable the virtual server

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Questions 16

What is the status of a pool member when manual resume is enabled and a health check first fails and then passes?

Options:

A.

Offline (Disabled)

B.

Offline (Enabled)

C.

Available (Disabled)

D.

Available (Enabled)

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Questions 17

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

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Questions 18

Which statement is true concerning iRule events?

Options:

A.

All iRule events relate to HTTP processes.

B.

All client traffic has data that could be used to trigger iRule events.

C.

All iRule events are appropriate at any point in the clientserver communication.

D.

If an iRule references an event that doesn't occur during the client's communication, the client's connection will be terminated prematurely.

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Questions 19

The BIG-IP appliance fails to boot. The BIG-IP Administrator needs to run the End User Diagnostics (EUD)

utility to collect data to send to F5 Support.

Where can the BIG-IP Administrator access this utility?

Options:

A.

Console Port

B.

Internal VLAN interface

C.

External VLAN interface

D.

Management Port

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Questions 20

Refer to the exhibit.

Which TMSH command generated this output?

Options:

A.

tmsh list /cm sync-status

B.

tmsh show /sys sync-status

C.

tmsh list /sys sync-status

D.

tmsh show /cm sync status

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Questions 21

A BIG-IP Administrator is receiving intermittent reports from users that SSL connections to the BIG-IP device are failing. Upon checking the log files, the BIG-IP Administrator notices the following error message:

ere tmm[]: 01260008:3: SSL transaction (TPS) rate limit reached

After reviewing statistics, the BIG-IP Administrator notices there are a maximum of 1200 client-side SSL

TPS and a maximum of 800 server-side SSL TPS.

What is the minimum SSL license limit capacity the BIG-IP Administrator should upgrade to handle this

peak?

Options:

A.

2000

B.

400

C.

800

D.

1200

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Questions 22

The ICMP monitor has been assigned to all nodes. In addition, all pools have been assigned custom monitors. The pool is marked available. If a pool is marked available (green) which situation is sufficient to cause this?

Options:

A.

All of the pool member nodes are responding to the ICMP monitor as expected.

B.

Less than 50% of the pool member nodes responded to the ICMP echo request.

C.

All of the members of the pool have had their content updated recently and their responses no longer match the monitor.

D.

Over 25% of the pool members have had their content updated and it no longer matches the receive rule of the custom monitor. The other respond as expected.

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Questions 23

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

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Questions 24

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

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Questions 25

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

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Questions 26

Refer to the exhibit.

A BIG-IP Administrator needs to configure health monitors for a newly configured server pool named

Pool_B.

Which health monitor settings will ensure that all pool members will be accurately marked as available

or unavailable?

Options:

A.

HTTPS, HTTP, FTP, and ICMP, with the Availability Requirement of all health monitors

B.

HTTPS, HTTP, FTP, and SSH, with the Availability Requirement of at least one monitor

C.

HTTPS and HTTP with the Availability Requirement of at least one health monitor

D.

HTTPS, HTTP, FTP, and SSH with the Availability Requirement of all health monitors

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Questions 27

Assuming there are open connections through an active system's NAT and a fail over occurs, by default, what happens to those connections?

Options:

A.

All open connections will be lost.

B.

All open connections will be maintained.

C.

The "Mirror" option must be chosen on the NAT and the setting synchronized prior to the connection establishment.

D.

Longlived connections such as Telnet and FTP will be maintained while shortlived connections such as HTTP will be lost.

E.

All open connections are lost, but new connections are initiated by the newly active BIG IP, resulting in minimal client downtime.

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Questions 28

You have a pool of servers that need to be tested. All of the servers but one should be tested every 10 seconds, but one is slower and should only be tested every 20 seconds. How do you proceed?

Options:

A.

It cannot be done. All monitors test every five seconds.

B.

It can be done, but will require assigning monitors to each pool member.

C.

It cannot be done. All of the members of a pool must be tested at the same frequency.

D.

It can be done by assigning one monitor to the pool and a different monitor to the slower pool member.

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Questions 29

An application is configured so that the same pool member must be used for an entire session, as well as for HTTP and FTP traffic.

A user reports that a session has terminated, and the user must restart the session. The BIG-IP Administrator determines that the active BIG-IP device failed over to the standby BIG-IP device. Which configuration settings should the BIG-IP Administrator verify to ensure proper behaviour when BIG-IP failover occurs?

Options:

A.

cookie persistence and session timeout

B.

Stateful failover and Network Failover detection

C.

Persistence mirroring and Match Across Services

D.

syn-cookie insertion threshold and connection low-water mark

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Questions 30

You need to terminate client SSL traffic at the BIG-IP and also to persist client traffic to the same pool member based on a BIG IP supplied cookie. Which four are profiles that would normally be included in the virtual

server's definition? (Choose four.)

Options:

A.

TCP

B.

HTTP

C.

HTTPS

D.

ClientSSL

E.

ServerSSL

F.

CookieBased Persistence

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Questions 31

A node is a member of various pools and hosts different web applications. If a web application is unavailable, the BIG-IP appliance needs to mark the pool member down for that application pool. What should a BIG-IP Administrator deploy at the pool level to accomplish this?

Options:

A.

A UDP monitor with a custom interval/timeout

B.

A combination of ICMP + TCP monitor

C.

An HTTP monitor with custom send/receive strings

D.

A TCP monitor with a custom interval/timeout

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Questions 32

A BIG-IP Administrator plans to resolve a non-critical issue with a BIG-IP device in 2 weeks. What Severity level should be assigned to this type of F5 support ticket?

Options:

A.

4

B.

2

C.

3

D.

1

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Questions 33

How is MAC masquerading configured?

Options:

A.

Specify the desired MAC address for each VLAN for which you want this feature enabled.

B.

Specify the desired MAC address for each selfIP address for which you want this feature enabled.

C.

Specify the desired MAC address for each VLAN on the active system and synchronize the systems.

D.

Specify the desired MAC address for each floating selfIP address for which you want this feature enabled.

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Questions 34

A Standard Virtual Server configured for an application reports poor network performance. This

application is accessed mainly from computers on the Internet.

What should the BIG-IP Administrator configure on the Virtual Server to achieve better network

performance?

Options:

A.

Protocol Profile (Client) with f5-tcp-wan and Protocol Profile (Server) with f5-tcp-lan

B.

Protocol Profile (Client) with f5-tcp-lan

C.

Protocol Profile (Client) with fS-tcp-lan and Protocol Profile (Server) with f5-tcp-wan

D.

Protocol Profile (Client) with f5-tcp-optimized

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Questions 35

A BIG-IP Administrator is checking the BIG-IP device for known vulnerabilities. What should the 8IG-IP Administrator upload to BIG-IP iHealth for further analysis?

Options:

A.

QKView

B.

EUD

C.

UCS

D.

tcpdump

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Questions 36

A BIG-IP Administrator need to ensure that a pool member and down by the monitor the BIG-IP system

sends existing connections to another be pool member.

Which should the BIG-IP Administrator perform to meet this goal?

Options:

A.

Set Action on Service Down sing under the server configuration to reselect.

B.

Reconfigure the pool motor members as UP.

C.

Enable mirroring within the persistence profile.

D.

Set Action Service Down setting under the pool configuration to reselect.

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Questions 37

The BIG-IP Administrator disable all pool members in a pool Users are still able to reach the pool

members.

What is allowing users to continue to reach the disabled poo! members?

Options:

A.

A slow to time on Pool

B.

A persistence profile on the Virtual Server

C.

A slow ramp time on virtual Server

D.

A persistence profile on the Pool

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Questions 38

Which cookie persistence method requires the fewest configuration changes on the web servers to be implemented correctly?

Options:

A.

insert

B.

rewrite

C.

passive

D.

session

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Exam Code: 201
Exam Name: TMOS Administration
Last Update: May 18, 2024
Questions: 254
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