Which statement best describes the difference between lightweight APs in a controller-based WLAN and autonomous APs?
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.
Best answer
A lightweight AP is designed to work with centralized controller-based management, while an autonomous AP is managed more independently.
This is correct because that is the essential architectural difference.
Distractor review
A lightweight AP cannot transmit wireless traffic at all.
This is wrong because lightweight APs absolutely do provide radio service.
Distractor review
An autonomous AP must always use CAPWAP to function.
This is wrong because CAPWAP is associated with controller-based AP operation, not a requirement for standalone AP behavior.
Distractor review
Only autonomous APs can broadcast SSIDs.
This is wrong because both types can support WLANs and SSIDs.
Common exam trap
Common exam trap: answer the scenario, not the keyword
A frequent exam trap is assuming that lightweight APs cannot transmit wireless traffic or broadcast SSIDs without a controller. This misconception arises because lightweight APs depend on a controller for management, but they still actively handle wireless client data and SSID broadcasting. Another trap is believing autonomous APs must use CAPWAP, which is incorrect since CAPWAP is specifically for controller-based APs. Misreading these details can lead to selecting incorrect answers that confuse management roles with traffic handling capabilities.
Technical deep dive
How to think about this question
Lightweight Access Points (APs) are designed to operate within a controller-based WLAN architecture, where a central wireless LAN controller (WLC) manages multiple APs. These APs offload most of their management functions, such as RF management, security policies, and firmware updates, to the controller. This centralized approach simplifies large-scale wireless network management and ensures consistent policy enforcement across all APs. In contrast, autonomous APs function independently, with all configuration, management, and control performed locally on the AP itself. They are essentially standalone devices that do not rely on a controller for operation. The key decision process in distinguishing between lightweight and autonomous APs lies in their management and operational model. Lightweight APs use the Control And Provisioning of Wireless Access Points (CAPWAP) protocol to communicate with the WLC, which handles tasks like client authentication and radio resource management. Autonomous APs do not use CAPWAP and instead require manual configuration of SSIDs, security settings, and radio parameters directly on the device. This difference impacts scalability, ease of management, and deployment scenarios, with lightweight APs favored in enterprise environments and autonomous APs more common in smaller or simpler networks. A common exam trap is confusing the capabilities of lightweight APs with autonomous APs, especially regarding wireless traffic transmission and SSID broadcasting. Lightweight APs do transmit wireless traffic and broadcast SSIDs, but they rely on the controller for control functions. Misunderstanding this can lead to incorrect assumptions that lightweight APs cannot operate without a controller or that autonomous APs must use CAPWAP, which is false. Practically, knowing this distinction helps network engineers choose the right AP type based on network size, management preferences, and scalability requirements.
KKey Concepts to Remember
- A lightweight AP relies on a wireless LAN controller for centralized management and control functions using the CAPWAP protocol.
- An autonomous AP operates independently with local configuration and does not require a controller to manage wireless settings or client connections.
- Lightweight APs transmit wireless traffic and broadcast SSIDs but delegate management tasks such as RF and security policies to the controller.
- CAPWAP is used exclusively by lightweight APs to communicate with the controller and is not required or used by autonomous APs.
- Autonomous APs require manual configuration of SSIDs, security, and radio parameters directly on the device without centralized control.
- The choice between lightweight and autonomous APs depends on network size, scalability needs, and management preferences.
- Misunderstanding the role of CAPWAP and controller dependency often leads to exam mistakes regarding AP capabilities and functions.
- Both lightweight and autonomous APs can broadcast SSIDs and provide wireless client connectivity, but their management models differ significantly.
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.
Related practice questions
Related 200-301 practice-question pages
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
CCNA subnetting practice questions
Practise IPv4 subnetting, CIDR, masks, host ranges and subnet selection.
CCNA OSPF practice questions
Practise OSPF neighbours, router IDs, metrics, areas and routing-table interpretation.
CCNA VLAN practice questions
Practise VLANs, access ports, trunks, allowed VLANs and switching scenarios.
CCNA STP practice questions
Practise spanning tree, root bridge election, port roles and STP troubleshooting.
CCNA EtherChannel practice questions
Practise LACP, PAgP, port-channel behaviour and bundle requirements.
CCNA ACL practice questions
Practise standard and extended ACLs, permit/deny logic and traffic filtering.
CCNA NAT practice questions
Practise static NAT, dynamic NAT, PAT and inside/outside address translation.
CCNA DHCP practice questions
Practise DHCP scopes, relay, leases and troubleshooting.
CCNA show ip route practice questions
Practise routing-table output, longest-prefix match, AD and route selection.
CCNA show interfaces trunk practice questions
Practise trunk verification and VLAN forwarding across switches.
CCNA wireless security practice questions
Practise WLAN security, authentication and wireless architecture concepts.
CCNA IPv6 practice questions
Practise IPv6 addressing, routes, neighbour discovery and common IPv6 exam traps.
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?
A lightweight AP relies on a wireless LAN controller for centralized management and control functions using the CAPWAP protocol.
What is the correct answer to this question?
The correct answer is: A lightweight AP is designed to work with centralized controller-based management, while an autonomous AP is managed more independently. — A lightweight AP depends on a controller-based architecture for centralized management, while an autonomous AP is configured more independently. In practical terms, the lightweight AP is part of a broader managed system, whereas the autonomous AP behaves more like a standalone device with its own local configuration. This distinction matters because CCNA wireless questions often test whether you understand the architecture, not just the radio itself. The AP role changes depending on whether a controller is present.
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.
Discussion
Sign in to join the discussion.