Pass the SolarWinds Certified Professional Hybrid-Cloud-Observability-Network-Monitoring Questions and answers with ExamsMirror

Comprehensive and Detailed Explanation From Exact Extract:

A. Ensuring that firewall rules allow SNMP traffic is essential, especially when monitoring remote site nodes.

C. Basic connectivity should be checked by pinging the node from the SolarWinds application server.

D. If the SNMP community string is changed, the SNMP service on the device must be restarted for the new configuration to take effect.

Option B is not required unless SNMPv3 is specifically being used, and even then, SNMPv2c and SNMPv1 are still widely supported and commonly used.

Comprehensive and Detailed Explanation From Exact Extract:

Hiding an IP address group in IPAM management means that group will not appear in dashboards, charts, or reports, but the underlying data and group definition remain intact and are not deleted.

The “top talkers” feature tracks the highest-bandwidth consumers in your network. Lowering the optimization value means more flows and more detailed data are collected and stored, which can increase the storage requirement on your server.

Exact Extract from Official Guide:

“Decreasing the Top Talkers optimization value results in the storage of more detailed data, which increases the database and storage requirements.”

— (Network Performance Monitor Administrator Guide, “NetFlow and Top Talkers Optimization” section)

Comprehensive and Detailed Explanation From Exact Extract:

To combine two polled values into a single value in the web console, you need to:

Create a separate poller for each OID.

Use a transform (in the UDP tool) to add or otherwise combine the values from the two pollers into one displayed value.

Exact Extract from Official Guide:

Comprehensive and Detailed Explanation From Exact Extract:

For a transformer to correctly process and display a value, the custom poller used for transformation must be assigned to the same node; otherwise, the transformation cannot occur. Additionally, both the custom poller and the transformer must have the same polling interval to ensure synchronized data collection and processing. If their intervals do not match, the transformation can fail or display incorrect results.

Comprehensive and Detailed Explanation From Exact Extract:

The most common cause of duplicate flow data in SolarWinds NTA is when source network devices are configured to export both ingress and egress flow data on the same interfaces. This results in the same traffic being reported twice, leading to inflated statistics and duplicate entries.

Comprehensive and Detailed Explanation From Exact Extract:

According to theSolarWinds Log Analyzer Administrator Guide (Version 2024.1), Log Analyzer provides several built-in or native log entry actions as part of its log-processing rules. The key native log entry actions include:

Add a tag to the log entry: This action allows you to tag event logs for easier searching and filtering later.

Continue rule processing but do not save: With this action, the log entry is not saved but rule processing continues.

Halt further rule processing for the log entry: Selecting this action will immediately stop the processing of any more rules for the current log entry.

Sending an email notification is an alert action and not considered a native log entry action in the context of log processing rules.

Exact Extract from Official Guide:

"Key features in LA

Apply tags to event logs

Drop unwanted event logs in LA

Filter and analyze event logs

Filter and view event logs in live mode

Filter entry details in LA

Filter on log tags..."— (Log Analyzer Administrator Guide, Page 53-54)

Additionally, the guide specifies underCreate custom log-processing rules in LAthat actions such as tagging, halting processing, and not saving are among the native processing actions.

Comprehensive and Detailed Explanation From Exact Extract:

Device Studio is specifically designed to build custom pollers for missing or vendor-specific metrics that are not natively included in node details. It is best used to enrich the node details with custom OID-based metrics from devices.

From the documentation:

“Use Device Studio to build pollers for new metrics not present in the default node details, particularly for custom or third-party equipment.”

Comprehensive and Detailed Explanation From Exact Extract:

The correct process for creating a poller in Device Studio is:

Select the technology

Specify the data source

Assign the poller to a node

Save the poller

Comprehensive and Detailed Explanation From Exact Extract:

If interfaces on a node show an “unknown” status, the recommended solution is to delete and rediscover the node. This ensures all current interface information, OIDs, and properties are correctly detected and polled, resolving mismatch or missing data that can cause an “unknown” status.