301a Pre-Exam Practice Tests | (Updated 150 Questions)
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NEW QUESTION 67
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?
- A. Tmsh modify net route 10.10.22/24 gw 30.30.30.158
- B. Tmsh add 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 create net route 10.10.22/24 gw 30.30.30.158
Answer: D
NEW QUESTION 68
An LTM Specialist needs to create a virtual server to pass TCP traffic to three pool members.
Which two virtual server types should be used to meet the requirements? (Choose two)
- A. Forwarding (IP)
- B. Forwarding (Layer 2)
- C. Performance (Layer A)
- D. Standard
- E. Stateless
Answer: C,D
NEW QUESTION 69
An LTM Administrator receives an email from the NOC stating that the switch connected to the backend server was shut down for maintenance. The BIG-IP device handles only UDP traffic. The BIG IP device did not fail over to a DR location when no pool members were available.
When the LTM Administrator checks the pool, it confirms that the monitor is still marking UP the pool member.
A tcpdump of the traffic shows the following output:
A list of the monitor configuration shows the following:
Which two modifications to the LTM configuration will mark this pool member down, when the switch is down? (Choose two.)
- A. increase the timeout to three times the interval
- B. enable reverse and wait for the next connection
- C. also assign a gatewayjcmp monitor to the pool
- D. add a reverse string to the game monitor
- E. enable manuai-resume on the same monitor
Answer: C,D
NEW QUESTION 70
Exhibit.
An LTM Specialist needs to configure VS^HTTP and VS_DB for an online shopping site. The VS HTTP passes the client requests to the webservers. The webservers query the database servers through the VS_DB. Initially, the LTM Specialist finds the database servers directly return the packets to the webservers.
which setting must be enabled for the configuration to function correctly?
- A. VS_HTTP snat auto map
- B. VS_DB snat auto map
- C. VS DB auto last hop
- D. VS.HTTP auto last hop
Answer: C
NEW QUESTION 71
A web server's default gateway is the network router. The LTM Specialist needs to introduce an LTM device to load balance to the web servers without changing the server's default gateway.
Which deployment method and settings should the LTM Specialist use to ensure correct traffic flow and that the web servers can obtain the actual con IP addresses?
- A. route deployment with Automap configured and X-Forwarded-For inserted in HTTP headers
- B. route deployment without SNAT configuration
- C. SNAT deployment with automap configured and X-Forwarded-For inserted in HTTP headers
- D. SNAT deployment with automap configured
Answer: C
NEW QUESTION 72
An LTM Specialist plans to enable connection mirroring for a virtual server in an HA environment.
What must the LTM Specialist consider before implementing the configuration change?
- A. Impact on system performance that might be noticeable
- B. Decreased number of possible concurrent connections to that virtual server
- C. The add-on license that is required for this feature to be available
- D. Creating the required separate interface for connection mirroring
Answer: A
Explanation:
Connection mirroring will bring performance consumption
NEW QUESTION 73
A BIG IP device delivers the online shopping website https://shop.example.com. Two pool members handle the traffic. An iRule directs requests with the hip parameter "environment=development" to a third pool member for a staging environment.
Which combination of profiles is needed at minimum?
- A. tcp, http, request logging
- B. http, clientssl, persistence
- C. tcp, clientssl, serverssl
- D. tcp, http, clientssl
Answer: D
NEW QUESTION 74
An LTM Specialist decides to offload SSL traffic on the LTM device instead of just passing it through. The LTM Specialist needs to change the configure from a Performance (Layer 40 virtual server to a Standard virtual server with SSL offload.
Which two element the LTM Specialist consider when performance this task? (Choose two.)
- A. Sensitive connections
- B. CPU load
- C. Connection mirroring
- D. Memory load
- E. Port exhaustion
Answer: B,D
NEW QUESTION 75
A web server is being overloaded with HTTPS traffic. To decrease the load on the server, the LTM Specialist and the Server. Administrator decide to perform SSL offloading on the LTM device. The configuration of the virtual server is as follows:
Which change must be made to the configuration to perform SSL offloading?
- A. Remove the clientssl and serverssl profiles
- B. Remove the clients profile
- C. Remove the clientssl and http profiles
- D. Remove the severssl profile
Answer: D
NEW QUESTION 76
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?
- A. DNS
- B. TCP
- C. HTTP
- D. UDP
Answer: B
Explanation:
Question stem requires the client IP to match the source region, so TCP ?UDP at the transport layer can meet the requirements. The title stem mentions that it is a Web application based on SSL, and it does not mention F5 undertakes SSL offload, So TCP is enough.
NEW QUESTION 77
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?
- A. tcp, ftp - Source address persistence
- B. tcp, ctientsst, ftp serverssl persistence
- C. tcp - no persistence profile will be used
- D. tcp, clientssl, serverssl persistence
Answer: A
NEW QUESTION 78
An LTM device is configure with the wildcard virtual servers displayed below.
A client connection is made to 172.24.31.14:443.
- A. VS_172_24_1_WILDCARD
- B. VS_172_24_WILDCARD
- C. VS_HTTP_WILDCARD
- D. VS_HTTPS_WILDCARD
Answer: B
Explanation:
Match the network segment first and then port.
NEW QUESTION 79
An LTM Specialist has noticed in the audit log that there are numerous attempts to log into the Admin account. Theses attempts are sourced from a suspicious IP address range to the Configuration Utility of the LTM device.
How should the LTM Specialist block these attempts?
- A. add the suspicious source IP addresses to the httpd deny list via tmsh
- B. add the permitted source IP addresses to the httpd allow list via tmsh
- C. add the permitted source IP addresses to the allow list via Configuration Utility
- D. add the suspicious source IP addresses to the httpd deny list via Configuration Utility
Answer: B
NEW QUESTION 80
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?
- A. Least Connections
- B. Least Sessions
- C. Predictive
- D. Ratio
Answer: C
NEW QUESTION 81
A Web Server Administrator uses a manual process to display a page when the service is down.
Which feature on the LTM device should be used to automate the service down page? :
- A. Redirect Rewrite
- B. Enable Request Queueing
- C. Fallback Host
- D. Action on Service Down
Answer: C
NEW QUESTION 82
Refer to the exhibit.
An LTM Specialist configures the two syslog destination Syslog destination #1 can receive messages but the syslog destination #2 can NOT receive messages.
Which command sill correct the issue?
- A. {/Common) (tmos) # modify /sys syslog remote-servers modify {syslog_dest2 {host 10 208.102.254 }}
- B. {/Common)(tmos) # modify /syssyslog remote-servers modify (syslog_dest2 {local-ip
- C. {/Common)(tmos) # modify Ays syslog remote servers modify {syslog_dest2 {local- ip 10.208.102 254)}
- D. {Common(tmos) # modify/syslog remote-servers modify {syslog_dest2 {lost.10.10.10.28 }}
Answer: B
NEW QUESTION 83
Refer to the Exhibit.
An LTM Specialist notices that two members in a pool are overloaded. To relive the existing members a fourth member (10.128.20.14) is brought up.
How many member will receive and process new connections?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 84
An LTM Specialist reports that an application si no longer reachable after it has been upgraded.
Nothing has been changed in the configuration on the LTM device.
The logs indicates that health monitors to all servers have failed as shown:
What should the LTM Specialist verify next?
- A. That the TCP hand shake with the servers is stall completed using tcpdump
- B. That the firewall between the BIG-ip device and servers is still allowing HTTP
- C. That the can still ping the servers from te BIG_ IP device.
- D. That the custom receive string for the HTTP monitor has changed with the upgrade
Answer: D
Explanation:
The log shows that tcp detection is normal, but http detection is abnormal. So we should pay attention to the detection problem of http level
NEW QUESTION 85
A new HITP server has been deployed on an LTM device. The application running on the server must be monitored by the LIM device. The following is required:
A new HITP server has been deployed on an LTM device. The application running on the server must be monitored by the LIM device. The following is required:
When the server is unavailable, it will send an HTTP status code of 200 in response to a request for the status html page.
When the server is available. I will send and HTTP status code of 201 in response to a request for the status html page.
When the 200 status code is received, the pool member should receive No new connections.
Which configuration change should be made to meet these requirements?
- A. set the Send String to Get /status html and the Receive Disable String to 200 and Receive String to 201.
- B. set the Send String to GET Arian and the Receive String to 200 and Receive Disable String to 201.
- C. set the Send String to GET Arian and the Receive Disable String to 200 and Receive String to 201.
- D. set the Send String to GET/ status html and the Receive String to 200 and Receive Disable String to 201.
Answer: A
NEW QUESTION 86
A company plans to launch a huge marketing campaign and expects increase demand of their secure website. With the current virtual server setup, the LTM Specialist expects that the LTM device will reach its capacity limits. For the wen application to function properly. Cookies persistence is required. The LTM Specialist needs to reduce LTM device load without breaking the application.
Which two settings should the LTM Specialist modify to meet the requirement? (Choose two.)
- A. Remove ClientSSL profile
- B. Remove HTTP profile
- C. Modify virtual Server type to performance (Layer 4)
- D. Remove HTTP compression profile
- E. Remove web acceleration profile.
Answer: D,E
Explanation:
It is required that cookie persist must be used and http profile must be used, and SSL offloading must also be required. It must be in standard mode, excluding BD E.
NEW QUESTION 87
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?
- A. The response is chunked.
- B. The end user should use another type of browser.
- C. The response is compressed.
- D. The Content-Type has value "iso-8859-200".
Answer: D
NEW QUESTION 88
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)
- A. Option D
- B. Option C
- C. Option A
- D. Option B
Answer: B
NEW QUESTION 89
An LTM Specialist needs to assign a health monitor to a pool with two pool members 10.10.10 101 and 10.10.10.102 Both pool members are listening on port 8080 with TCP. The health of the application depends on the health of an another server (10 10 10 100) that runs port 9080 with TCP.
Which two custom TCP monitors should be selected as the pool's health monitors' (Choose two)
- A. a custom TCP monitor that works on port 8080 with 10.10.10.102 is alias address
- B. a custom TCP monitor that works on port 8080 with 10.10.10.101 as alias address
- C. a custom TCP monitor that works on port 8080
- D. a custom TCP monitor that works on port 9080,
- E. a custom TCP monitor that works on port 9080 with 10,10.10.101 as alias address
- F. a custom TCP monitor that works on port 9080 with 10.10.10.100 as alias address
Answer: C,F
NEW QUESTION 90
Refer to the exhibit.
The pool shown is configured with four pool members in a variety of states. The application is receiving a large number of request. The LTM Specialist needs to make changes to make sure that all members receive the same levels of traffic.
Which changes need to be made?
- A. Enable 10.80.1.40 disable priority group activation, enable ratio
- B. Enable 10.80.1.40 and 10.80.1.1.20 disable group activation, enable Round Robin
- C. Enable 10.80.1.40 and 10.80.1.20 disable priority group activation, enable ratio.
- D. Enable 10.80.1.20 disable priority group activation, enable Round Robin
Answer: B
NEW QUESTION 91
In an iApp, which configuration protects against accidental changes to an application Services configuration?
- A. Template
- B. Name
- C. Strict Updates
- D. Components
Answer: C
NEW QUESTION 92
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