Question 1mediummultiple choice
Full question →mediummultiple choiceObjective-mapped
Which statement best describes an SNMP trap compared with SNMP polling?
Answer choices
Why each option matters
Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.
A
Best answer
A trap is device-initiated notification, while polling is management-initiated data collection.
This is correct because traps and polling differ mainly in who initiates the exchange.
B
Distractor review
A trap is just another name for Syslog severity 7.
This is wrong because SNMP traps and Syslog severity are different concepts.
C
Distractor review
Polling is used only on wireless controllers and nowhere else.
This is wrong because polling is a broad monitoring concept, not controller-only behavior.
D
Distractor review
A trap automatically configures the device after an event occurs.
This is wrong because a trap is a notification, not an auto-remediation feature by definition.
Common exam trap
Common exam trap: answer the scenario, not the keyword
A frequent exam trap is mistaking SNMP traps for Syslog messages or believing traps automatically configure devices after events. Some candidates incorrectly think traps are just another name for Syslog severity levels or that traps trigger automatic remediation. In reality, SNMP traps are unsolicited notifications sent by devices to alert the management system about specific events. They do not perform any configuration changes or corrections. Misunderstanding this can lead to selecting incorrect answers that confuse notification types or device behavior in the exam.
Technical deep dive
How to think about this question
Simple Network Management Protocol (SNMP) is a widely used protocol for network management and monitoring. It operates by exchanging messages between a management system (manager) and network devices (agents). SNMP polling is a management-initiated process where the manager periodically queries devices to retrieve status or performance data. In contrast, an SNMP trap is a device-initiated unsolicited notification sent to the manager when a specific event or threshold occurs, such as a link failure or high CPU usage. The fundamental rule distinguishing SNMP traps from polling is the direction of initiation. Polling requires the management system to actively request information, which can introduce overhead and latency. Traps allow devices to proactively alert the manager immediately upon detecting significant events, enabling faster response times. Cisco devices support both mechanisms, and network administrators often configure traps for critical alerts while using polling for routine data collection. A common exam trap is confusing SNMP traps with other notification systems like Syslog or assuming traps perform automatic device configuration after events. Traps are purely notifications without any configuration changes. Understanding this distinction is crucial for CCNA candidates, as Cisco network monitoring relies on correctly interpreting SNMP trap behavior versus polling. Practically, traps reduce management traffic by sending alerts only when necessary, complementing the continuous data gathering of polling.
KKey Concepts to Remember
- SNMP traps are device-initiated messages that notify the management system immediately when a specific event occurs on the device.
- SNMP polling is a management-initiated process where the network manager periodically requests status or performance data from devices.
- Cisco devices support both SNMP traps and polling, allowing network administrators to balance proactive alerts with routine monitoring.
- SNMP traps do not configure or change device settings; they only send notifications about events or threshold breaches.
- Polling can generate more network traffic and latency because it requires repeated queries from the management system to devices.
- Traps reduce management overhead by sending unsolicited alerts only when notable events happen, improving network responsiveness.
- Confusing SNMP traps with Syslog messages or assuming traps trigger automatic device actions is a common mistake in CCNA exams.
- Effective network monitoring uses traps for immediate event notification and polling for continuous data collection to maintain network health.
TExam Day Tips
- 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.
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More questions from this exam
Keep practising from the same exam bank, or move into a focused topic page if this question exposed a weak area.
Question 1
A router learns the same prefix from both OSPF and EIGRP. Which route is installed by default?
Question 2
A router shows this output: R1#show ip ospf neighbor Neighbor ID Pri State Dead Time Address Interface 10.1.1.2 1 FULL/DR 00:00:34 192.168.12.2 GigabitEthernet0/0 10.1.1.3 1 2WAY/DROTHER 00:00:39 192.168.12.3 GigabitEthernet0/0 Which statement is correct?
Question 3
What is the OSPF metric called?
Question 4
A non-root switch has two uplinks toward the root bridge. One path has a lower total STP cost than the other. What role will the lower-cost uplink have?
Question 5
A router interface applies this ACL inbound: 10 deny tcp any any eq 80 20 permit ip any any A user reports that web browsing to a server by IP address fails, but ping works. Which statement best explains the behavior?
Question 6
A router learns route 198.51.100.0/24 from OSPF with AD 110 and also has a static route to the same prefix configured with AD 150. Which route is installed?
FAQ
Questions learners often ask
What does this 200-301 question test?
SNMP traps are device-initiated messages that notify the management system immediately when a specific event occurs on the device.
What is the correct answer to this question?
The correct answer is: A trap is device-initiated notification, while polling is management-initiated data collection. — An SNMP trap is device-initiated event notification, while polling is management-system-initiated status collection. In practical terms, polling means the monitoring server repeatedly asks for information. A trap means the device sends an unsolicited notification when something notable happens. This is a classic network-assurance distinction. The two approaches complement each other, but they are not the same.
What should I do if I get this 200-301 question wrong?
Then try more questions from the same exam bank and focus on understanding why the wrong options are tempting.
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