Objective 3.10 Given a Scenario Determine What Information Needs to Be Provided When Making a Support Call 302 Practice Questions (Page 3)

Questions 11–15

1. 11foundation · easy

   Which diagnostic tool would an administrator use on a BIG-IP system to capture DNS query traffic for analysis by F5 support?

   • Aqkview
   • Btcpdump
   • Cbigtop
   • Dtmsh show sys clock
   Reveal Solution Discussion Select an answer first
2. 12application · medium

   An administrator is opening a support case for a BIG-IP DNS issue where a specific client subnet is not getting the expected GSLB response. The issue is reproducible. What is the most important reproduction step to include?

   • AThe list of all DNS servers in the client's subnet
   • BThe output of 'tmsh show gtm wideip' from the BIG-IP DNS system
   • CThe exact 'dig' command with the client subnet option (e.g., 'dig @BIG-IP-DNS example.com +subnet=192.168.1.0/24') and the expected vs. actual response
   • DA description of the client subnet's location and its network diagram
   Reveal Solution Discussion Select an answer first
4. 13expert · hard

   A company is opening a support case for a BIG-IP DNS issue where a specific client subnet is getting a 'server down' response for a wide IP, but other subnets are working correctly. The administrator has already gathered the BIG-IP version and the relevant wide IP config. What is the most important additional information to provide?

   • AThe output of 'tmsh show gtm pool' from the BIG-IP DNS system
   • BThe exact 'dig' command with the client subnet option, the expected vs. actual response, and the network topology showing the client subnet's path to the BIG-IP DNS
   • CThe output of 'tmsh show sys performance' from the BIG-IP DNS system
   • DThe list of all users in the client subnet and their IP addresses
   Reveal Solution Discussion Select an answer first
5. 14application · medium

   A user reports that a specific internal application's FQDN resolves to the wrong IP address from a remote site, but works correctly from the main office. The administrator is preparing a support call. What is the most important symptom and impact information to include?

   • AThe number of users at the remote site and the make/model of their laptops
   • BThe exact FQDN, the wrong IP address returned, the correct IP address, and that all remote-site users are affected
   • CA statement that 'DNS is broken' and a request for a config review
   • DThe IP address of the remote site's DNS server and the time zone of the users
   Reveal Solution Discussion Select an answer first
6. 15foundation · easy

   Which log file on a BIG-IP system would an administrator check first when troubleshooting a DNS resolution issue?

   • A/var/log/gtm
   • B/var/log/ltm
   • C/var/log/asm
   • D/var/log/apm
   Reveal Solution Discussion Select an answer first