Objective 3.10 Given a Scenario Determine What Information Needs to Be Provided When Making a Support Call 302 Practice Questions (Page 4)

Questions 16–20

1. 16foundation · easy

   Which of the following is an example of a clear reproduction step for a BIG-IP DNS issue?

   • ALook at the logs and see if there are errors
   • BCheck the DNS server status
   • CRun 'dig @192.168.1.100 www.example.com' and observe the NXDOMAIN response
   • DTry to resolve a domain name and see what happens
   Reveal Solution Discussion Select an answer first
2. 17application · medium

   An administrator is opening a support case for a BIG-IP DNS issue where a specific wide IP is not returning the expected pool member. The issue is intermittent. What is the most effective way to describe the reproduction steps?

   • AState that the issue happens randomly and ask support to review the configuration
   • BProvide a list of all the wide IPs and their pool members
   • CDescribe the network path from the client to the BIG-IP DNS and back
   • DProvide the exact 'dig' command used, the expected output, the actual output, and how many times it was repeated before the failure occurred
   Reveal Solution Discussion Select an answer first
4. 18application · medium

   A company is opening a support case for a BIG-IP DNS issue where the system is not responding to DNS queries after a recent upgrade. Which system details are most important to provide?

   • AThe list of all DNS zones configured and the output of 'tmsh show gtm wideip'
   • BThe previous version, the new version, the platform model, and the output of 'tmsh show sys version'
   • CThe IP address of the management interface and the output of 'tmsh show net interface'
   • DThe output of 'tmsh show sys performance' and the current time on the system
   Reveal Solution Discussion Select an answer first
5. 19application · medium

   A user reports that a specific external domain is not resolving from a client, but other domains work fine. The administrator suspects a problem with the BIG-IP DNS's forwarder or cache. Which diagnostic output is most useful to include in the support call?

   • AThe output of 'tmsh show ltm pool' from the BIG-IP DNS system
   • BA packet capture of the DNS query and response taken on the BIG-IP DNS system
   • CThe output of 'tmsh show sys performance' from the BIG-IP DNS system
   • DThe output of 'tmsh show net interface' from the BIG-IP DNS system
   Reveal Solution Discussion Select an answer first
6. 20foundation · easy

   Before contacting F5 support about a BIG-IP DNS issue, which command would an administrator run to collect the BIG-IP version and platform information?

   • Atmsh show sys version
   • Bbigstart status
   • Ctmsh list ltm virtual
   • Dnetstat -rn
   Reveal Solution Discussion Select an answer first