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301b – BIG-IP Local Traffic Manager (LTM) Specialist: Maintain & Troubleshoot

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Showing 10–12 of 15 questions

Question 10

-- Exhibit –

C:\Pasban Work\Cert Paper Exams\F5\F5 301b\crack\LTMB28g1.png

-- Exhibit --

Refer to the exhibit.

An LTM Specialist has created a virtual server to load balance traffic to a pool of HTTPS servers. The servers use client certificates for user authentication. The virtual server has clientssl, serverssl, and http profiles enabled. Clients are unable to connect to the application through the virtual server. Clients are able to connect to the application servers directly.

What is the root cause of the problem?

Select an option, then click Submit answer.

  • ○

    The application server does NOT support 2048-bit keys.
  • ○

    The clientssl profile is NOT set to require a client certificate.
  • ○

    The LTM device does NOT trust the issuing CA of the client certificate.
  • ○

    The application server does NOT see the client certificate due to SSL offload.
Question 11

-- Exhibit –

C:\Pasban Work\Cert Paper Exams\F5\F5 301b\crack\LTMB28p1.png

-- Exhibit --

Refer to the exhibit.

A web application is configured to allow sessions to continue even after a user computer is shut down for the night. A new LTM device is configured to load balance the web application to several servers. The application owner reports that application users are logged out of the web application whenever their browser is restarted or computer is rebooted.

What is the problem?

Select an option, then click Submit answer.

  • ○

    The virtual server does NOT have persistence configured.
  • ○

    The virtual server does NOT have persistence mirroring configured.
  • ○

    The cookie set by the LTM device does NOT have an "Expires" value.
  • ○

    The cookie set by the server is NOT being passed to client by the LTM device.
Question 12

-- Exhibit –

C:\Pasban Work\Cert Paper Exams\F5\F5 301b\crack\LTMB211e1.png

-- Exhibit --

Refer to the exhibit.

An LTM Specialist has a virtual server set up on the LTM device as per the exhibit. The LTM Specialist receives reports of intermittent issues. Some clients are connecting fine while others are failing to connect.

The LTM Specialist does a tcpdump on the relevant interfaces, with the following results extracted:

What is causing the intermittent issues?

Select an option, then click Submit answer.

  • ○

    The firewall is dropping the packets from WS1.
  • ○

    The default gateway is inaccessible from WS1.
  • ○

    The load balancing (LB) method is inappropriate.
  • ○

    The pool members have been set up as an active/standby pair, with WS1 as the standby.