F5 BIG-IP Administrator - 201 Exam Questions [2026]

QUESTION NO: 1
A BIG-IP Administrator reviews the log files to determine the cause of a recent problem and finds the following entry.
Mar 27.07.58.48 local/BIG-IP notice mcpd {5140} 010707275 Pool member 172.16.20.1.10029 monitor status down.
What is the cause of this log message?

A. The pool member has been disabled. B. The monitor attached to the pool member needs a higher timeout value. C. The pool member has been marked as Down by the BIG-IP Administrator. D. The monitor attached to the pool member has failed.

Correct Answer: D

QUESTION NO: 2
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?

A. Execute EUD from tmsh and collect output from console B. Collect file /var/log/messages C. Boot the device into EUD then collect output from console D. Collect file /shared/log/eud.log

Correct Answer: D

QUESTION NO: 3
Which two can be a part of a virtual server's definition? (Choose two.)

A. monitor(s) B. pool(s) C. rule(s) D. node address(es) E. loadbalancing method(s)

Correct Answer: B,C

QUESTION NO: 4
Which statement is true concerning a functional iRule?

A. iRules must contain at least one conditional statement. B. iRules must contain at least one event declaration. C. iRules must contain at least one pool assignment statement. D. iRules use a proprietary syntax language.

Correct Answer: B

QUESTION NO: 5
Which statement is true concerning SSL termination?

A. When any virtual server uses a ClientSSL profile, all SSL traffic sent to the BIG-IP is decrypted before it is forwarded to servers. B. A virtual server that has both ClientSSL and ServerSSL profiles can still support cookie persistence. C. If a virtual server has both a ClientSSL and ServerSSL profile, the pool members have less SSL processing than if the virtual server had only a ClientSSL profile. D. Decrypting traffic at the BIG-IP allows the use of iRules for traffic management, but increases the load on the pool member.

Correct Answer: B

QUESTION NO: 6
A Virtual Server uses an iRule to send traffic to pool members depending on the URI. The BIG-IP Administrator needs to modify the pool member in the iRule.
Which event declaration does the BIG-IP Administrator need to change to accomplish this?

A. HTTP_RESPONSE B. CLIENT_ACCEPTED C. SERVER_CONNECTED D. HTTP_REQUEST

Correct Answer: D

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QUESTION NO: 7
Refer to the exhibit.

How many nodes are represented on the network map shown?

A. One B. Three C. Four D. Two

Correct Answer: B

QUESTION NO: 8
Assume a virtual server has a ServerSSL profile. What SSL certificates are required on the pool members?

A. The pool members.SSL certificates must be issued from a certificate authority. B. No SSL certificates are required on the pool members. C. The pool members.SSL certificates must be created within the company hosting the BIGIPs. D. The pool members.SSL certificates must only exist.

Correct Answer: D

QUESTION NO: 9
Refer to the exhibit.

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

A. The disabled pool member stops processing persistent connections. B. The disabled pool member stops processing existing connections C. All pool members stop accepting new connections. D. All pool members continue to process persistent connections

Correct Answer: D