Certification Training for 301a Exam Dumps Test Engine [2021]
Sep 23, 2021 Step by Step Guide to Prepare for 301a Exam
NEW QUESTION 20
An LTM Specialist regularly provides analytics reports that show that traffic generated by different subnets within the organization. The LTM Specialist needs show the associate department names next the IP addresses in the reports.
Which step should the LTM Specialist take to meet this requirement?
- A. create VLANs for each subnet and set the name accordingly
- B. define active subnets and assign a name to certain subnets
- C. use an iRule to change the output of the report
- D. export the report and add the department names manually
Answer: A
NEW QUESTION 21
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 22
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 23
An HA pair of LTM devices that load balance multiple HTTPS applications utilizes highly customized RAM Cache and compression profiles on each virtual server. The LTM Specialist who is administering the HA pair regularly observes entines in the log similar to the following:
tmm tmm I708S1 011e0002.4. sweeper_update: aggressive mode activated (117504/138240 pages) No DoS attacks arc occurring. No user problems have been reported. Which step should the LTM Specialist take to help mitigate the issue?
- A. change the Adaptive Reaping Low watermark
- B. use a OneConnect profile
- C. change the Adaptive Reaping High watermark
- D. allocate less memory to the RAM cache feature
Answer: A
NEW QUESTION 24
An LTM Specialist is configuring a new virtual server on an LTM device and assigning a SNAT pool that is already is use another virtual server. Both virtual servers use the same pool members to load balance traffic. A maximum of 35,000 users needs to be able to access each virtual server ta any time. The network architecture does NOT allow the backend servers to use the LTM device as a default gateway.
What is the minimum number of SNAT addresses required in the SNAT pool to meet the needs of the virtual servers?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
Explanation:
Both vs share the same snat pool, and both use the same pool member. Then the concurrent number of snatpool will be added. For each VS, there is a maximum of 35,000 users, and those two VSs have a maximum of 70,000 users. The stem did not mention how many connections each user would have concurrently. Calculated with a minimum of 1 connection, then 70,000 connections would be concurrent. One IP can support 65,535 connection. Therefore, at least 2 or more snaptips are required
NEW QUESTION 25
An LTM Specialist needs to enable TCP connection re-use for a non-HTTP application. The application uses a simple request response protocol where each request and response is contained within a single packet.
Which configuration option should the LTM Specialist adjust?
- A. assign a OneConnect profile
- B. increase the connection limit for pool members
- C. increase the idle Timeout in a custom TCP profile
- D. use a Performance (Layer 4) Virtual Server
Answer: A
NEW QUESTION 26
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. Create a new partition and set the default traffic group to TG2
- B. Move the BIG-IP Managers from TG1 to TG2
- C. Restrict the Traffic Group Access of BIG-I Managers to TG2
- D. Modify the default traffic group of the Common partition to TG2
Answer: A
NEW QUESTION 27
The picture belongs to static content, you can configure static content cache in FS to meet this demand An LTM Specialist must configure session persistence for a highly available, highly utilized web-based application.
* The following requirements are provided:
* http proxy setup for security
persistence information available to the HA peer in case of failover
The LTM Specialist needs to minimize additional burden on the LTM device to the greatest extent possible.
Which persistence profile should be used?
- A. Destination Address Affinity
- B. Universal
- C. Cookie insert
- D. Source Address Affinity
Answer: C
NEW QUESTION 28
Exhibit.
- The ITM devices LTM 1 and LTM2 are configured in Device Group X (Sync-Failover)
- LTM3 and LTM4 are configured in Device Group Y (Sync-Only)
- An LTM specialist configures Device Group Z (Sync-Only) to keep several profiles in (sync-Only) to keep several profiles in sync across all devices.
- Device GROUP X has four Traffic Groups A, B, C and D configured.
- Device Group Y has four Traffic Groups E, F, G, and H configured
- Auto Fallback IS NOT Enabled.
- Each Device group is healthy and able to pass traffic for any traffic group assigned to that Device Group.
The data center that contains LTM2 and LTM4 loses power. After 10 minutes; power is restored and all devices are up and healthy.
What is the state of each Traffic Group on each ITM device after power is restored?
A)
B)
C)
D)
- A. Option A
- B. Option D
- C. Option B
- D. Option C
Answer: A
NEW QUESTION 29
Refer to the exhibit.
The LTM devices LTM3 and LTM2 have four Traffic Groups defined with approximately the sar of failover objects defined in each group.
- Traffic Groups A and C have Default Device set to LTM1
- Traffic Groups Band D have Default Device set to LTM2.
- Traffic Groups B and C do NOT have Auto Failback enabled. Traffic Groups A and D have Auto Failback enabled with a timeout value of 60 seconds.
- Traffic Groups A and D have Auto Fallback enabled with a timeout value of 60 seconds.
Both LTM devices are healthy and able to pass traffic for any Traffic Group.
LTM1 loses connectivity on interface 1.4. The LTM Specialists notified 60 seconds after the interface goes down.
What is the state of the Traffic Groups on each LTM device?
- A. LTM1: Traffic Groups B and C
LTM2: Traffic Groups A and 0 - B. LTM1: Traffic Groups A, B, C, and D
LTM2: No Traffic Groups - C. LTM1: Traffic Group C
LTM2: Traffic Groups A, B, and 0 - D. LTM1: No Traffic Groups
LTM2: Traffic Groups A, B, C, and D
Answer: D
Explanation:
If the 1.4 port is down and failsafe is triggered, the whole machine will become a standby, and all Traffic Groups will be cut away, and no Traffic Group will remain.
NEW QUESTION 30
An LTM Specialist has detected that a brute force login attack is occurring against the SSH service via a BIG-IP management interface. Login attempts are occurring from many IPs within the internal company network. BIG-IP SSH access restrictions are in place as follows:
The LTM Specialist has determined that SSH access should only occur from the 192.168.1.0/24 and 172.16.254.0/23 networks.
Which tmsh command should the LTM Specialist use to permit access from the desired networks only?
- A. modify.sys sshd allow add {''192.168. 10/24 , '' ''172. 16 2540/23'')
- B. modify/sys allow replace-all-with {''192.168.1.00/24'', ''192.16.254.0/23''}
- C. modify /sys sshd login disable (''10.0.00/8'', ''172 16.0 0/12'', ''192. 168.0.0/16'')
- D. modify/sys sshd login enable {''192.166.10/24'''' ''172.16 254 0/23
Answer: B
Explanation:
Select C to overwrite the existing network's allow configuration over the specified network segment.
NEW QUESTION 31
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: 2560 TLS transactions per second is within the SSI TPS license limit.
- B. 2060 new TLS transactions will be silently discarded due to the SSL TPS license limit
- C. Nothing: TLS transactions per second are NOT affected by an SSL TPS license limit
- D. 560 new TLS transactions will be silently discarded due to the SSL TPS license limit
Answer: D
NEW QUESTION 32
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. Predictive (member)
- B. Observed (member)
- C. Dynamic (node)
- D. Fastest (application)
Answer: A
NEW QUESTION 33
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 34
A new DNS virtual server has been configured. Testing reveals that DNS server has failed to accept DNS over TCP. The configuration of the virtual server is as follows:
Which action should be taken to correct this issue?
- A. add a TCP prone to the existing virtual server.
- B. change the profile set on the virtual server To TCP/UDP
- C. change the profile set on the virtual server to TCP
- D. create a new virtual server with the service port of 53 and the protocol set to TC
Answer: D
NEW QUESTION 35
Refer to the exhibit.
A pool is contoured with four members. A user has a current connection established with 10.18.1.40. The virtual server has a persistence Profile configured.
- A. 10.18.1.20
- B. 10.18.1.10
- C. 10.18.1.30
- D. 10.18.1.40
Answer: D
NEW QUESTION 36
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