Question 290 of 2,152

NetFlow and Flexible NetFlow →mediumMultiple ChoiceObjective-mapped

The Role of template data timeout in NetFlow Export

This 300-410 practice question tests your understanding of netflow and flexible netflow. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

Consider the following partial configuration on router R6:

flow exporter EXPORTER-3 destination 192.168.2.200 source Loopback0 transport udp 2055 template data timeout 120 ! flow monitor MONITOR-6 exporter EXPORTER-3 record netflow ipv4 original-input !

interface GigabitEthernet0/6
 ip flow monitor MONITOR-6 input

What is the effect of the 'template data timeout 120' command?

A
The router will resend the NetFlow v9 template to the collector every 120 seconds to ensure the collector has the latest template.
The 'template data timeout' command controls how often the router re-sends the template to the collector, which is necessary because NetFlow v9 uses templates that may be lost.
B
The router will wait 120 seconds before sending any flow data after the first template is sent.
Why wrong: The timeout controls template refresh, not the initial delay of data export.
C
The router will export flow data only if the template has been successfully acknowledged by the collector within 120 seconds.
Why wrong: NetFlow v9 does not require acknowledgment; templates are sent unacknowledged.
D
The router will store flow data for 120 seconds before exporting to allow batching.
Why wrong: The 'template data timeout' does not affect how long data is stored; that is controlled by cache timeouts.

Full breakdown with real-world context →

Quick Answer

The answer is that the router will resend the NetFlow v9 template to the collector every 120 seconds to ensure the collector has the latest template. This command directly controls the template data timeout, which defines how often the exporter refreshes the template definition used to decode the variable-length NetFlow v9 records. Without periodic refreshes, the collector might lose the template due to timeout or fail to interpret new flows if the template changes, making this a critical parameter for reliable data export. On the Cisco CCNP ENARSI 300-410 exam, this concept tests your understanding of NetFlow v9 export mechanics, often appearing as a distractor where candidates confuse template timeout with flow cache timeout or active timer. A common trap is assuming a lower timeout improves performance, but in reality, it increases control traffic overhead. Memory tip: think of the template as a decoder ring—if you don’t send it regularly, the collector can’t read the message.

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

The router will resend the NetFlow v9 template to the collector every 120 seconds to ensure the collector has the latest template.

This question tests understanding of template refresh timing in NetFlow v9 export.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

✓
The router will resend the NetFlow v9 template to the collector every 120 seconds to ensure the collector has the latest template.
Why this is correct
The 'template data timeout' command controls how often the router re-sends the template to the collector, which is necessary because NetFlow v9 uses templates that may be lost.
Related concept
Read the scenario before looking for a memorised answer.
✗
The router will wait 120 seconds before sending any flow data after the first template is sent.
Why it's wrong here
The timeout controls template refresh, not the initial delay of data export.
✗
The router will export flow data only if the template has been successfully acknowledged by the collector within 120 seconds.
Why it's wrong here
NetFlow v9 does not require acknowledgment; templates are sent unacknowledged.
✗
The router will store flow data for 120 seconds before exporting to allow batching.
Why it's wrong here
The 'template data timeout' does not affect how long data is stored; that is controlled by cache timeouts.

Common exam traps

Common exam trap: answer the scenario, not the keyword

Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.

Detailed technical explanation

How to think about this question

This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.

KKey Concepts to Remember

Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
Use explanations to understand the rule behind the answer.

TExam Day Tips

Underline the problem statement mentally.
Watch for words such as best, first, most likely and least administrative effort.
Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A practitioner preparing for the 300-410 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.

What to study next

Got this wrong? Here's your next step.

Identify which 300-410 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.

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FAQ

Questions learners often ask

What does this 300-410 question test?

NetFlow and Flexible NetFlow — This question tests NetFlow and Flexible NetFlow — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: The router will resend the NetFlow v9 template to the collector every 120 seconds to ensure the collector has the latest template. — This question tests understanding of template refresh timing in NetFlow v9 export.

What should I do if I get this 300-410 question wrong?

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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