F5 Networks BIG-IP DNS Specialist 302 Exam Questions

Answer : A, B, C

Data center, Links, and Prober pool are all GTM Configuration Objects. Data center represents the physical location where servers are hosted, Links define the relationships between objects, and Prober pool contains the pool of probes used for monitoring server availability.

Servers and Virtual Servers are also GTM Configuration Objects. Servers represent the physical servers hosting applications, while Virtual Servers are the logical entities that define how traffic is distributed to servers.

Pool and Wide IP are essential GTM Configuration Objects. Pool defines a group of servers that can receive traffic, and Wide IP represents the virtual IP address that clients use to access the application.

Domain

GSLB -GTM Configuration components

Answer : A

When downloading a big3d process from the Enterprise manager to a different version of bgi3d on other GTM systems, the GTM system will temporarily change the status of all upgraded hosted objects over the GTM system to offline. This is because the process of downloading and upgrading the big3d process may require a temporary interruption in the hosted objects' status until the upgrade is completed successfully.

Domain

big3d

Answer : A, B

In a TCP client-server zone transfer, the client is typically the Secondary DNS Server. The Secondary DNS Server initiates the zone transfer process by requesting a copy of the zone data from the Primary Master DNS Server to ensure it has an up-to-date copy of the zone information.

The Primary Master DNS Server can also act as the client in a TCP client-server zone transfer scenario. The Primary Master DNS Server may initiate the zone transfer process to send a copy of the zone data to a Secondary DNS Server to ensure data consistency and redundancy in the DNS infrastructure.

Answer : A, B

The 'tech.out' file is produced by the Qkview utility, which is a tool used to collect diagnostic information from F5 devices. This file contains detailed information about the device's configuration, logs, and system status, making it essential for troubleshooting and support purposes.

The 'tech.out' file contains all configuration files needed by F5 Technical Support to troubleshoot issues. It includes detailed information about the device's settings, logs, and system status, providing a comprehensive overview of the device's configuration for support teams to analyze and diagnose problems effectively.

Domain

Technical Support

Answer : A, B

Editing the DNS Profile feature 'Logging' allows us to identify whether high-speed logging for DNS query and response is required. Enabling this feature can help in capturing and analyzing DNS traffic for troubleshooting and monitoring purposes.

If the 'Logging' feature is enabled in the DNS Profile, it is recommended to also enable the logging profile to ensure that all DNS query and response data is captured and logged for analysis. Enabling both features together provides comprehensive visibility into DNS traffic.

Domain

Logging

Answer : A, B

The Preferred Method (First) is the primary load balancing method used by GTM to distribute traffic among pools. It prioritizes this method over others for load balancing operations.

The alternate Method (Second) is the secondary load balancing method used by GTM when the Preferred Method is not available or fails. It serves as a backup method to ensure continuous traffic distribution among pools.

The Fallback method (Third) is the tertiary load balancing method used by GTM when both the Preferred and alternate methods are not available or fail. It acts as a last-resort method to maintain traffic distribution among pools.

Answer : A

The last part of the FQDN 'WWW' will be resolved by the second-level domain 'F5.com' in the domain name system hierarchy. The second-level domain is the part of the domain name that comes before the top-level domain, and it is responsible for resolving specific subdomains like 'WWW' within the domain.