301a Exam Question 11

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?
  • 301a Exam Question 12

    AN LTM Specialist receives reports that an external company application is having reliability issues. The F5 Administrator finds the following in /vat/log/ltm file.

    The LTM Specialist determines that the F5 LTM device is entering into Aggressive Mode Adaptive Reaping, which is causing the site reliability issues.
    What is the most likely reason that the LTM device has entered into Aggressive Mode Adaptive Reaping?
  • 301a Exam Question 13

    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)
  • 301a Exam Question 14

    An LTM Specialist needs to provide statistics regarding the round-trip time between the clients and the servers.
    Which metric should be part of the analytics profile to provide that information?
  • 301a Exam Question 15

    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?