QUESTION 65
An LTM Specialist needs to create an iRule that creates persistence records based on a JSESSIONID cookie. If a persistence record already exists, then the iRule must persist the client connection according to the existing record.
Which persistence profile enables the iRule to meet these requirements?

QUESTION 66
An application is being load balanced through the LTM device using the configuration displayed below.
The network has been re-engineered to NAT all client connection. As a result, all client connections are hitting the same pool member.


Which changes should the LTM Specialist make in order to restore load balancing functionality wile maintaining session persistence?

QUESTION 67
An LTM Specialist upgrades the switching infrastructure and the backend servers on the LAN segments.
The LTM Specialist notices a 20% memory usage increase on the BIG-IP device while handling the same number of concurrent connections.
A comparison of statistics pre-upgrade and post-upgrade shows a significant reduction on the following:
-RTT between the BIG-IP device and the backend servers
-Packet drops in the switch
Time to First Byte (TTFB)
The LTM Specialist is concerned with the scalability of the number of concurrent connections with the new memory usage.
Which setting should be changed to reduce the memory usage on the BIG-IP device?

QUESTION 68
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?

QUESTION 69
An LTM Specialist needs to terminate client SSL traffic and based on the cookie presented by client.
Which set of profiles should the LTM Specialist use?

QUESTION 70
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.)

QUESTION 71
An LTM Specialist is configuring a client profile to offload processing a new application Company policy requires that clients can resume session for up to 30 minutes, but must renegotiate a new session after that.
Which setting should the LTM Specialist change to satisfy this requirement?

QUESTION 72
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?

QUESTION 73
An LTM device needs to be configured a virtual server. The application requires SSL encryption from the client to the server and an X-Forwarded-For added by the LTM device.
Which virtual server type should the LTM Specialist use?

QUESTION 74
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?

QUESTION 75
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.)

QUESTION 76
The web application team requests help from the LTM Specialist to Improve the performance of their web sites that are load balanced by the F5 LTM device with a Standard Virtual Server.
Which virtual server type will improve the performance of the web application servers?

QUESTION 77
An LTM Specialist needs to force only FTP traffic, sourced from subnet 10.10.10.0/24 to virtual server 10.10.20.1 to the new FTP1 server. The following virtual servers are configured on the LTM device:
Traffic sourced from 10.10.10/24 must use the specific pool member for load balancing.
Which configuration change is needed to meet the requirements?

QUESTION 78
Remote office users are having performance issues with a virtual hosted on the F5 LTM. The LTM Specialist reviews the configuration for the virtual server and determine that some settings are set with default profiles.
Which profile should the LTM Specialist enable to improve virtual server performance?

QUESTION 79
A design requires the LTM device to become HA standby when the one of the two physical interface on the External trunk is down the External trunk is an interface on the External VLAN Which TMOS command enables this behavior?

QUESTION 80
Refer to the exhibit

Given the bigip conf extract shown where the servers only talk http on port 80, which node will receive the next user request?

QUESTION 81
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?

QUESTION 82
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?