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F5 302 certification exam is designed for professionals who want to demonstrate their skills and knowledge in managing and configuring BIG-IP DNS systems. 302 exam is a vendor-specific certification that is focused on the design, implementation, and troubleshooting of DNS services using F5 BIG-IP DNS products. Candidates who pass the F5 302 exam will receive the F5 BIG-IP DNS Specialist certification, which is recognized by industry experts and demonstrates their expertise in managing complex DNS environments.
NEW QUESTION # 102
The DNS Express Doesn't run full Bind ?
- A. False
- B. True
Answer: B
Explanation:
True. DNS Express in F5 GTM does not run a full Bind configuration. It is a simplified DNS engine that is optimized for high-performance DNS resolution and load balancing, but it does not have the full feature set of a traditional Bind DNS server.
Domain
F5 GTM concept
NEW QUESTION # 103
At which Layer of the OSI -RM Does the DNS Protocol Operate?
- A. At the OSI Layer 3 Network Layer
- B. At the OSI Layer 4
- C. At the OSI Layer 5
- D. At the OSI Layer 7 which is the Application Layer
Answer: D
Explanation:
The DNS protocol operates at the OSI Layer 7, which is the Application Layer. This layer is responsible for providing network services directly to user applications, making it the appropriate layer for DNS operations.
Domain
Name resolution
NEW QUESTION # 104
What are the Steps of the Communication flow when changing the Configuration of the Synchronization Group ?
- A. The mcpd process will forward the Configuration changes to the gtmd process
- B. The "tmsh" will communicate the Configuration changes to the "mcpd" process
Answer: A,B
Explanation:
The gtmd process updates the "commit-id" value and Writes the new configuration to /config/bigip_gtm.conf file.
The Local big3d process will start to communicate the new "commit-id" value to all remote gtmd processes Correct selection The remote gtmd process will use "iqsyncer " utility to pull the new configuration related to the new
"commit-id"
The "mmsh" will communicate the Configuration changes to the "ncpd" process The mcpd process will forward the Configuration changes to the gtmd process The ltmd process updates the "commit-id" value and Writes the new configuration to /config/bigip_ltm.conf file.
The Local big3d process will start to communicate the new "commit-id" value to all remote gtmd processes In the communication flow when changing the configuration of the Synchronization Group, the "tmsh" process is responsible for communicating the configuration changes to the "mcpd" process. The "mcpd" process then forwards these changes to the "gtmd" process to ensure synchronization across devices.
During the configuration change process, the "gtmd" process is responsible for updating the "commit-id" value and writing the new configuration to the /config/bigip_gtm.conf file. Subsequently, the local "big3d" process initiates communication of the new "commit-id" value to all remote gtmd processes to maintain consistency.
Following the update of the "commit-id" value and writing the new configuration to the
/config/bigip_gtm.conf file, the remote gtmd process utilizes the "iqsyncer" utility to pull the new configuration related to the updated "commit-id" value. This ensures that all devices in the Synchronization Group have the latest configuration.
Domain
iQuery Synchronization issue
NEW QUESTION # 105
What is the main role of the Root Domain?
- A. Is to resolve the MAC Address of the Top-Level Domain such as ".com or .edu"
- B. Is to resolve the Port Number of the Top-Level Domain such as ".com or .edu"
- C. Is to resolve the IP Address of the Top-Level Domain such as ".com or .edu"
Answer: A
Explanation:
The main role of the Root Domain is to resolve the IP Address of the Top-Level Domain such as ".com" or
".edu". This is essential for translating human-readable domain names into machine-readable IP addresses, allowing users to access websites and services on the internet.
NEW QUESTION # 106
What are the Steps required to renew the Digital Certificate ?
- A. 4-Submitting the CSR to the CA
5-Receiving the New SSL Certificate from the CA and Storing it in a specific Directory Location
6- deleting the SSL Private Key and Digital Certificate
7-deleting the installed Private Key and SSL Certificate of the SSL Profile - B. 6- Installing the SSL Private Key and Digital Certificate
7-Associating the installed Private Key and SSL Certificate to the SSL Profile - C. 1-Generating a private key and storing it to a specific directory location
2-Generating a New CSR and storing it to a specific directory location
3- Verifying the CSR using a tool provided by the CA
Answer: A,B,C
Explanation:
Generating a private key and a new CSR are the initial steps required to renew a digital certificate. The private key is essential for encrypting data, and the CSR is necessary for requesting a new certificate from the Certificate Authority (CA). Verifying the CSR ensures that the information provided is accurate and valid before submission to the CA.
Submitting the CSR to the CA is a crucial step in the certificate renewal process. The CA will issue a new SSL certificate based on the information in the CSR. Once the new certificate is received, it should be stored in a specific directory location for future use in the SSL profile.
Installing the SSL private key and digital certificate, and associating them with the SSL profile, are the final steps in renewing a digital certificate. These actions ensure that the new certificate is properly configured and ready to secure communication between clients and servers.
Domain
Dgigital certificate-Openssl
NEW QUESTION # 107
What will happen when assigning the Prober Pool to the Data center ?
- A. The all servers inside the data center inherit that prober pool
- B. It works to check the health of the Client
- C. It works to check the health of that Data center
Answer: A,C
Explanation:
Assigning the Prober Pool to the Data center means that the pool will be responsible for checking the health of that specific Data center. This allows for monitoring and ensuring the availability and performance of the servers within that Data center.
When the Prober Pool is assigned to the Data center, all servers inside that Data center will inherit the settings and configurations of the Prober Pool. This ensures that all servers are monitored and checked for health using the same criteria and parameters set in the Prober Pool.
Domain
GSLB -GTM Configuration components
NEW QUESTION # 108
What is the Operation of the Incremental Zone Transfer response ?
- A. Current serial number of the "SOA" Record in the server
- B. If there is a change The Server can reply with full Data of the Zone or with incremental data transfer
- C. The server compare the Serial number of the "SOA" Record of the received message with the
- D. If there is a change The client can reply with full Data of the Zone or with incremental data transfer
Answer: A,C
Explanation:
The operation of the Incremental Zone Transfer response involves the server comparing the Serial number of the "SOA" Record of the received message with the current serial number of the "SOA" Record in the server.
This comparison helps determine if there have been any changes in the zone data that require an incremental transfer.
In the Incremental Zone Transfer response, if there is a change detected in the zone data, the server has the option to reply with either the full data of the zone or with incremental data transfer. This allows for efficient data synchronization between the server and the client without transferring unnecessary information.
Domain
Zone Transfer
NEW QUESTION # 109
At which form the standard Data Objects of the managed System or device will be within the MIB ?
- A. In form of : Serial Structure
- B. In form of : hierarchical, tree structure.
Answer: B
Explanation:
The standard Data Objects of the managed system or device within the MIB are typically organized in a hierarchical tree structure. This structure allows for easy navigation and categorization of the data objects, making it efficient for management and monitoring purposes. Each data object is placed within a specific branch of the tree, with parent-child relationships defining their hierarchy.
Domain
SNMP
NEW QUESTION # 110
At which part of the SOA Does the Zone Transfer depend ?
- A. It depends mainly on The Serial number
- B. It depends mainly on The CARD number
Answer: A
Explanation:
Zone Transfer in SOA (Start of Authority) primarily depends on the Serial number. The Serial number is a crucial component in DNS zone files that helps in determining the version of the zone data. When the Serial number is incremented, it indicates that changes have been made to the zone data, triggering the need for a zone transfer to synchronize the updated information across DNS servers.
NEW QUESTION # 111
Using the TMSH
How can we check the Self Ips of the Synchronization group GSLB Objects ?
- A. tmsh display /gtm server addresses
- B. tmsh list /gtm server addresses
Answer: B
Explanation:
The correct command to check the Self IPs of the Synchronization group GSLB Objects using TMSH is "tmsh list /gtm server addresses". This command lists all the server addresses associated with the GSLB objects in the synchronization group, including the Self IPs.
Domain
iQuery Synchronization issue
NEW QUESTION # 112
What is the main feature of the gtmd agent inside the f5 gtm system ?
- A. To check the availability of the bigip systems ?
- B. None
- C. To check the integrity between the systems that host the domain and the Local DNS Servers that need to connect to that domain
Answer: A,C
Explanation:
The main feature of the gtmd agent inside the F5 GTM system is to check the availability of the BIG-IP systems. This is crucial for ensuring that the systems are up and running to handle incoming traffic and requests effectively.
The gtmd agent is responsible for checking the integrity between the systems hosting the domain and the local DNS servers that need to connect to that domain. This ensures that the DNS resolution process is accurate and reliable, maintaining the proper functioning of the domain.
Domain
Natting
NEW QUESTION # 113
What are the Contents of the Forwarder List inside the Local DNS?
- A. Routing Tables
- B. They contain the DNS Records that are pointing to the Forwarder Servers
- C. Switching tables
Answer: B
Explanation:
The Forwarder List inside the Local DNS contains the DNS Records that specify the IP addresses of the Forwarder Servers. These records are used to forward DNS queries that the Local DNS cannot resolve locally to the designated Forwarder Servers for resolution.
NEW QUESTION # 114
What is the command that should be issued after installing the SSL Certificate and the private key ?
- A. Is to delete the current configuration using :
tmsh del /sys config - B. Is to save the current configuration using :
tmsh save /sys config - C. Is to save the current configuration using :
ssh save /sys config
Answer: B
Explanation:
After installing the SSL Certificate and private key, the correct command to issue is "tmsh save /sys config" to save the current configuration. This command ensures that the changes made, including the SSL Certificate and private key installation, are saved and applied to the system configuration.
Domain
Dgigital certificate-Openssl
NEW QUESTION # 115
What is the responsibilities of the F5 GTM in the node mode Operation ?
- A. Load balancing the incoming DNS Requests
- B. Maintaining the DNS Zone files MANAGING THE WifiManaging the VOIP
- C. Monitoring of the health of the physical and virtual network
Answer: A,B,C
Explanation:
Load balancing incoming DNS requests is a key responsibility of F5 GTM in node mode operation. It ensures that DNS requests are distributed efficiently across multiple servers to optimize performance and availability.
Monitoring the health of the physical and virtual network is crucial for F5 GTM in node mode operation. By continuously checking the status of network components, F5 GTM can make informed decisions about routing DNS requests to the most reliable and available servers.
Maintaining the DNS zone files is another important task for F5 GTM in node mode operation. By keeping the DNS zone files up to date and accurate, F5 GTM can ensure that DNS requests are resolved correctly and efficiently.
Domain
ZoneRunner
NEW QUESTION # 116
To which thing the Prober pool is assigned ?
- A. To DATA CENTER
- B. To Individual Server
- C. None
Answer: A,B
Explanation:
The Prober pool is typically assigned to individual servers to monitor their health and availability. By assigning the Prober pool to individual servers, the Global Traffic Manager (GTM) can actively monitor and check the status of each server to ensure optimal performance and availability.
The Prober pool can also be assigned to a data center to monitor the health and availability of all servers within that data center. By assigning the Prober pool to a data center, the GTM can monitor the overall health and performance of the servers in that data center and make routing decisions based on this information.
Domain
GSLB -GTM Configuration components
NEW QUESTION # 117
How many Virtual servers Does the Pool Contain ?
- A. 1 or more virtual servers
- B. 3 or more virtual servers
Answer: A
Explanation:
The pool can contain 1 or more virtual servers, which means that it can have a single virtual server or multiple virtual servers associated with it. This flexibility allows for load balancing and high availability by distributing traffic across multiple servers within the pool.
NEW QUESTION # 118
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