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TMOS Administration Questions and Answers

Question 1

A site has assigned the ICMP monitor to all nodes and a custom monitor, based on the HTTP template, to a pool of web servers. The HTTP based monitor is working in all cases. The ICMP monitor is failing for 2 of the

pool member 5 nodes. All other settings are default. What is the status of the monitor is working in all cases?

Options:

A.

All pool members are up since the HTTPbased monitor is successful.

B.

All pool members are down since the ICMPbased monitor is failing in some cases.

C.

The pool members whose nodes are failing the ICMPbased monitor will be marked disabled.

D.

The pool members whose nodes are failing the ICMPbased monitor will be marked unavailable.

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Question 2

A virtual server is listening at 10.10.1.100:any and has the following iRule associated with it:

when CLIENT_ACCEPTED { if {[TCP::local_port] equals 80 } { pool pool1 } elseif {[TCP::local_port] equals 443} { pool pool2 }

If a user connects to 10.10.1.100 and port 22, 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.

Question 3

Refer to the exhibit.

A BIG-IP Administrator configures a Virtual Server to handle HTTPS traffic. Users report that the

application is NOT working.

Which actional configuration is regard to resolve this issue?

Options:

A.

Configure SSL Profile (Client)

B.

Configure Protocol Profile (Server)

C.

Configure Service Profile HTTP

D.

Configure SSL Profile (Server)

Question 4

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.

Question 5

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

Question 6

In the BIG-IP Configuration Utility, a user requests a single screen view to determine the status of all Virtual Servers and associated pool members, as well as any iRules in use. Where should the BIG-IP Administrator instruct the user to find this view?

Options:

A.

Local Traffic > Monitors

B.

Local Traffic > Virtual Servers

C.

Local Traffic > Network Map

D.

Statistics

Question 7

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

Question 8

What is required for a virtual server to support clients whose traffic arrives on the internal VLAN and pool members whose traffic arrives on the external VLAN?

Options:

A.

That support is never available.

B.

The virtual server must be enabled for both VLANs.

C.

The virtual server must be enabled on the internal VLAN.

D.

The virtual server must be enabled on the external VLAN.

Question 9

Refer to the exhibit.

How many nodes are represented on the network map shown?

Options:

A.

Four

B.

Three

C.

One

D.

Two

Question 10

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.

Question 11

A custom HTTP monitor is failing to a pool member 10.10.3.75:8080 that serves up

A ping works to the pool member address.

The SEND string that the monitor is using is:

Close/r/n/r/n

Which CLI tool syntax will show that the web server returns the correct HTTP response?

Options:

D.

tracepath 10.10.3.75:8080 GET /index

Question 12

Which statement describes a typical purpose of iRules?

Options:

A.

iRules can be used to add individual control characters to an HTTP data stream.

B.

iRules can be used to update the timers on monitors as a server load changes.

C.

iRules can examine a server response and remove it from a pool if the response is unexpected.

D.

iRules can be used to look at client requests and server responses to choose a pool member to select for load balancing

Question 13

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}

Question 14

As a part of the Setup Utility, the administrator sets the host name for the BIG IP. What would be the result if the two systems in a redundant pair were set to the same host name?

Options:

A.

Host names do not matter in redundant pair communication.

B.

In a redundant pair, the two systems will always have the same host name. The parameter is synchronized between the systems.

C.

The first time the systems are synchronized the receiving system will be assigned the same self-IP addresses as the source system.

D.

When the administrator attempts to access the configuration utility using the host name, they will always connect to the active system.

Question 15

Which Virtual Server type prevents the use of a default pool?

Options:

A.

Performance (Layer 4)

B.

Forwarding (IP)

C.

Performance HTTP

D.

Standard

Question 16

Refer to the exhibit.

Why is the virtual server responsive to incoming connections?

Options:

A.

The pool member is disabled

B.

The pool member monitor failed

C.

The node is disabled.

D.

The node monitor failed

Question 17

An ecommerce company is experiencing latency issues with online shops during Black Friday's peak season.

The BIG-IP Administrator detects an overall high CPU load on the BIG-IP device and wants to move the

top utilized Virtual Servers to a dedicated BIG-IP device.

Where should the BIG-IP Administrator determine the problematic Virtual Servers?

Options:

A.

System > Plattform

B.

Local Traffic > Virtual Servers > Virtual Server List

C.

Local Traffic > Network Map

D.

Statistics > Module Statistics > Local Traffic > Virtual Servers

Question 18

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

Question 19

All pool members are online. All other virtual server settings are at default What might after the load balancing behavior?

Options:

A.

enabing SNAT automap

B.

enabing a falback host in the http profile

C.

adding a oneconnect profile

D.

adding a persistence profile

Question 20

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)

Question 21

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.

Question 22

Refer to the exhibit.

During a planned upgrade lo a BIG-IP HA pair running Active/Standby, an outage to application traffic is reported shortly after the Active unit is forced to Standby Reverting the flower resolves the outage. What should the BIG-IP Administrator modify to avoid an outage during the next for over event?

Options:

A.

The Tag voice on the Standby device

B.

The interface on the Active device to 1.1

C.

The Tag value on the Active device

D.

The Interface on the Standby device to 1.1

Question 23

A BIG-IP Administrator makes a configuration change to the BIG-IP device. Which file logs the message regarding the configuration change?

Options:

A.

/var/log/messages

B.

/var/log/audit

C.

/var/log/user.log

D.

/var/log/secure

Question 24

When configuring a Virtual Server to use an iRule with an HTTP_REQUEST event, which lists required steps in a proper order to create all necessary objects?

Options:

A.

create profiles, create the iRule, create required pools, create the Virtual Server

B.

create the Virtual Server, create required pools, create the iRule, edit the Virtual Server

C.

create a custom HTTP profile, create required pools, create the Virtual Server, create the iRule

D.

create required pools, create a custom HTTP profile, create the iRule, create the Virtual Server

Question 25

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

Question 26

Assuming other failover settings are at their default state, what would occur if the failover cable were to be disconnected for five seconds and then reconnected?

Options:

A.

As long as network communication is not lost, no change will occur.

B.

Nothing. Failover due to loss of voltage will not occur if the voltage is lost for less than ten seconds.

C.

When the cable is disconnected, both systems will become active. When the voltage is restored, unit two will revert to standby mode.

D.

When the cable is disconnected, both systems will become active. When the voltage is restored, both systems will maintain active mode.

Question 27

The current status of a given pool is offline (red). Which condition could explain that state? Assume the descriptions below include all monitors assigned for each scenario.

Options:

A.

No monitors are currently assigned to any pool, member or node.

B.

The pool has a monitor assigned to it, and none of the pool members passed the test.

C.

The pool has a monitor assigned to it, and only some of the pool's members passed the test.

D.

A monitor is assigned to all nodes and all nodes have passed the test. The pool's members have no specific monitor assigned to them.

Question 28

How is persistence configured?

Options:

A.

Persistence is an option within each pool's definition.

B.

Persistence is a profile type; an appropriate profile is created and associated with virtual server.

C.

Persistence is a global setting; once enabled, loadbalancing choices are superceded by the persistence method that is specified.

D.

Persistence is an option for each pool member. When a pool is defined, each member's definition includes the option for persistence.

Question 29

A BIG-IP Administrator has configured a BIG-IP cluster with remote user authentication against dcOl

f5trn.com. Only local users can successfully log into the system. Configsync is also failing.

Which two tools should the 8IG-IP Administrator use to further investigate these issues? (Choose two)

Options:

A.

ntpq

B.

pam_timestamp_check

C.

passwd

D.

pwck

E.

dig

Question 30

When using the setup utility to configure a redundant pair, you are asked to provide a "Failover Peer IP". Which address is this?

Options:

A.

an address of the other system in its management network

B.

an address of the other system in a redundant pair configuration

C.

an address on the current system used to listen for failover messages from the partner BIG-IP

D.

an address on the current system used to initiate mirroring and network failover heartbeat messages

Question 31

A BIG-IP Administrator contacts F5 Support, which identifies a suspected hardware failure. Which information should the BIG-IP Administrator provide to F5 Support?

Options:

A.

Qkview, EUD output

B.

Qkview, UCS archive, core files

C.

Qkview, part numbers for failed components

D.

Qkview, packet capture, UCS archive

Question 32

What should the BIG-IP Administrator do to apply and activate a hotfix to a BIG-IP device that is currently running version 11.0.0 on active partition HD1.1?

Options:

A.

1. confirm that 11.0.0 is installed on inactive partition HD1.2

2. apply a hotfix to partition HD 1.2

3. activate partition HD1.2

B.

1. reactivate the license on partition HD1.1

2. apply a hotfix to partition HD1.1

C.

1. activate partition HD1.2

2 confirm version 11.0.0 on partition HD1.2

3. install a hotfix on partition HD1.2

D.

1. set partition HD1.2 active

2. apply a hotfix to partition HD1.2

Question 33

Refer to the exhibit.

A user notifies the BIG-IP Administrator that company.com is NOT accessible. Remote

access to company resources must be encrypted.

What should the BIG-IP Administrator do to fix the issue?

Options:

A.

Change the Listening Port on remote.company.com_vs to Port 80

B.

Add a Pool to the Virtual Server remote.company.com_VS

C.

Add an iRule to remote.company.com_vs to redirect Traffic to HTTPS

D.

Change the Type of the Virtual Server remote.company.com_vs to Forwarding

Question 34

A site is load balancing to a pool of web servers. Which statement is true concerning BIG IP's ability to verify whether the web servers are functioning properly or not?

Options:

A.

Web server monitors can test the content of any page on the server.

B.

Web server monitors always verify the contents of the index.html page.

C.

Web server monitors can test whether the server's address is reachable, but cannot test a page's content.

D.

Web server monitors can test the content of static web pages, but cannot test pages that would require the web server to dynamically build content.

Question 35

A BIG-IP Administrator is creating a new Trunk on the BIG-IP device. What objects should be added to the new Trunk being created?

Options:

A.

Interfaces

B.

Network routes

C.

VLANS

D.

IP addresses

Question 36

Which type of Virtual Server requires the use of a FastL4 profile?

Options:

A.

Performance (Layer 4)

B.

Stateless

C.

Performance (HTTP)

D.

Standard

Question 37

A BIG-IP Administrator plans to upgrade a BIG-IP device to the latest TMOS version.

Which two tools could the administrator leverage to verify known issues for the target versions?

(Choose two.)

Options:

A.

F5 University

B.

F5 Downloads

C.

F5 End User Diagnostics (EUD)

D.

FSiHealth

E.

F5 Bug Tracker

Question 38

A BIG-IP Administrator uses a device group to share the workload and needs to perform service on a BIG-IP device currently active for a traffic group. The administrator needs to enable the traffic group to run on another BIG-IP device in the device group. What should the administrator do to meet the requirement?

Options:

A.

Create a new Traffic Group and then fail to Standby Unit

B.

Select Traffic Group and then select Failover

C.

Select Traffic Group and then select Force to Standby

D.

Select Traffic Group on Primary Unit and then select Demote

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Total 254 questions