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NEW QUESTION 78
An LTM device provides load balancing to a web application? The LTM device has two dual-core processors and a licensed SSL Transactions Per Second (TPS) limit of 500 CMP is enabled.
TLS connections are used between client systems and virtual servers on the LTM device, as well as from the LTM device to servers used as part of LTM pool.
TLS enabled virtual servers utilize certificates based on 2048-bit keys During a peak period. 2560 new TLS transactions per second are attempted to the web application via the LTM device.
What will happen in this scenario?
- A. Nothing: TLS transactions per second are NOT affected by an SSL TPS license limit
- B. 2060 new TLS transactions will be silently discarded due to the SSL TPS license limit
- C. Nothing: 2560 TLS transactions per second is within the SSI TPS license limit.
- D. 560 new TLS transactions will be silently discarded due to the SSL TPS license limit
Answer: D
NEW QUESTION 79
Exhibit.
Webserver_pool consists of 6 members. phpAuction_80_pool consists of 2 members LTM1 is the current Active member.
LTM1 loses connectivity to 3 of the 6 members in the webserver_pool LTM2 still has connectivity to all servers.
What is the expected failover behavior?
- A. LTM1 Standby / LTM2 Active
- B. LTM1 Active /LTM2 Active
- C. LTM1 Active / LTM2 Standby
- D. LTM1 Standby / LTM2 Standby
Answer: C
NEW QUESTION 80
One LTM device in an HA pair of LTM devices is unable to reach its default gateway. An HA Failover event needs to happen.
Which configuration item enables this behavior?
- A. iRule
- B. Gateway pool
- C. Gateway Fail Safe
- D. Gateway pool monitor
Answer: C
NEW QUESTION 81
An HTTP monitor is created and assigned to a pool with the following non-default configuration:
Interval: 7 seconds
Timeout: 22 seconds
Reverse: Yes
Send String: GET/status.html HTTP/1.1/r/nHost:test.example.com/r/nConnector:Close Receive String: Up The HTTP server sends the following response:
What is the resulting pool status?
- A. Offline (Enabled)
- B. Unknown (Disabled)
- C. Unavailable (Enabled)
Available (Enabled)
Answer: C
NEW QUESTION 82
An LTM Specialist needs to use the tmsh command to create a pool named http_pool with member
10.10.101:80 on an LTM device.
Which expression should the LTM Specialist use?
- A. # tmsh create pool http_pool members {10.10.10.101:80}
- B. # tmsh create it pool http_pool members {10.10.10.101:80}
- C. # tmsh create pool http_pool members add {10.10.10.101:80}
- D. # tmsh create itm pool http_pool member {10.10.10.101:80}
Answer: B
Explanation:
The option should be wrong, it should ne itm instead of it, the correct command is:tmsh create itm pool http_pool members add (10.10.10.101:80}
NEW QUESTION 83
An organization's development team creates an application to put behind the F5 LTM device. The application can be quite load intensive at first, and then evens out over time. The team's load balancing method needs to select a pool after taking into account the pool member's response over the time to avoid landing on a busy pool member.
Which of the following load balancing methods meets this requirement?
- A. Fastest (application)
- B. Dynamic (node)
- C. Observed (member)
- D. Predictive (member)
Answer: D
NEW QUESTION 84
AN LTM Specialist needs to determine the delay between an LTM device and the internal web server for a specific client.
Which two AVR reporting options should the LTM Specialist enable to measure the delay? (Choose two.)
- A. Response codes
- B. Methods
- C. User agents
- D. Server latency
- E. Client IP
The problem is to specify the server delay of the client
Answer: D,E
NEW QUESTION 85
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. add a reverse string to the game monitor
- B. enable reverse and wait for the next connection
- C. increase the timeout to three times the interval
- D. enable manuai-resume on the same monitor
- E. also assign a gatewayjcmp monitor to the pool
Answer: A,E
NEW QUESTION 86
Refer to the exhibit.
The http monitor is applied to a pool All members are enabled One pool member stops responding TCP port 80. The server still responds to ping.
What is the resulting status of this pool member?
- A. Unavailable (Disabled)
- B. Offline (Disabled)
- C. Unknown (Enabled)
- D. Available (Enabled)
Answer: D
NEW QUESTION 87
An application is sensitive to packet loss and unexpected session termination. A pair of LTM devices is configured in an Active/Standby high availability configuration. SNATS are NOT used and the virtual server contains a Universal Persistence profile.
which two actions must an LTM Specialist take to ensure the sessions are maintained between the client and server during an LTM device failover event while maintaining maximum uptime? (Choose two.)
- A. enable Mirroring for a virtual server and persistence profile
- B. configure a VLAN and primary mirroring address for mirror traffic
- C. enable Clone Pools for a virtual server and a persistence profile
- D. configure a serial failover cable for mirror traffic
- E. configure a OneConnect profile to mirror connections
Answer: A,B
NEW QUESTION 88
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, clientssl, serverssl
- B. http, clientssl, persistence
- C. tcp, http, clientssl
- D. tcp, http, request logging
Answer: C
NEW QUESTION 89
An LTM Specialist needs to use a set of addresses to access an Internet website in an outbound configuration.
Which feature should the LTM Specialist configure?
- A. SNAT address
- B. NAT address
- C. NAT pool
- D. SNAT pool
Answer: D
NEW QUESTION 90
An unwanted IP address tries to connect to the configuration utility via Self IP An LTM Specialist needs to block the attempts based on the IP address.
How should the ITM Specialist block the attempts without affecting other users?
- A. Device trust
- B. Port lockdown
- C. Packet filter
- D. SSH IP allow list
Answer: C
NEW QUESTION 91
An LTM Specialist needs to configures virtual server that uses PVA or OPVA Which virtual server type should be used?
- A. Standard
- B. Performance (HTTP)
- C. Performance (Layer 4)
- D. Stateless
Answer: C
NEW QUESTION 92
A new web application is being deployed Mutual SSL authentication must be used to authenticate clients.
Which of the following two tasks must be completed to meet the requirements? (Choose two)
- A. generate a CSR to register a certificate with the CA
- B. instruct the desktop team to update the web browser to the most recent release
- C. configure the client SSL profile with the Trusted .Certificate Authorities
- D. configure the server SSL profile with "Client Certificate" Set to require
- E. configure the client SSL profile with "Client Certificate" set to require
Answer: C,E
NEW QUESTION 93
A new iRule needs to be tested. The LTM Specialist needs to measure page load times and monitor potential changes in memory usage A load test is scheduled.
Which two features should the LTM Specialist use to monitor these requirements? (Choose two.)
- A. Tmsh show memory
- B. Tmsh show sys provision
Explanation
Need to detect memory changes in real time, use to Page load times with Analytics profile - C. Analytics
- D. Tmsh show sys proc-info
Answer: C,D
NEW QUESTION 94
An LTM Specialist is the administrator of an HA pair that contains two BIG IP units and one floating traffic group (TG1). A new project requires the creation of 30 virtual servers. The Specialist decides to create a new floating traffic group (TG2) to handle this requirement. Objects for this project created by the BIG-IP Managers must appears in the correct traffic group.
Which configuration should the LTM Specialist use to meet the requirement?
- A. Move the BIG-IP Managers from TG1 to TG2
- B. Modify the default traffic group of the Common partition to TG2
- C. Restrict the Traffic Group Access of BIG-I Managers to TG2
- D. Create a new partition and set the default traffic group to TG2
Answer: D
NEW QUESTION 95
Which process can be eliminated by terminating SSL communication on the LTM device rather than the backend pool members?
- A. generating CSRS
- B. administering SSL on the web servers
- C. applying security patches on the backend pool members
- D. obtaining SSL certificates from a certificate authority
Answer: B
NEW QUESTION 96
A virtual server is configured to handle https traffic. The clientssl profile is configured to use a2048-bit RSA key. Due to security requirements, is the LTM Specialist needs to use a 4096-bit RSA key in the future.
What two effects will this change have on the BIG-IP device? (Choose two)
- A. Increased of concurrent connection on client-side
- B. Decrease to 90% of licensed TPS
- C. Increase of TLS Renegotiation
- D. Increase of CPU usage on the BIG-IP device
- E. Decrease to 20% of licensed TPS
Answer: D,E
NEW QUESTION 97
Exhibit.
The LTM devices LTM1 and LTM2 are configured in a Device Group (Sync Failover) with Network Failover configured on both the management and HA and Internal VLANS. and ConfigSync is confined in a Device Group (Sync Failover) with Network Failover and internal are tagged on a single trunk with subnets Connection Mirroring is configured on both the HA interlace directly connected between LTM1 and LTM2, and the management interlace is connected to a management switch. The LTM devices have four Traffic Groups defined, and both LTM devices are healthy and capable of passing traffic for any of the Traffic Groups.
An LTM Specialist disconnects the cable for the HA network in an effort to test failover.
Which HA functionality works in this case?
- A. ConfigSync does NOT work; Connection Mirroring works
- B. ConfigSync works. Connection Mirroring docs NOT work
- C. ConfigSync works Connection Mirroring works
- D. ConfigSync does NOT work. Connection Mirroring floes NOT work.
Answer: A
NEW QUESTION 98
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 response is compressed.
- C. The Content-Type has value "iso-8859-200".
- D. The end user should use another type of browser.
Answer: C
NEW QUESTION 99
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