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Title of test: TP-LINK Description: Omada Guide OCNA Author: Rods Other tests from this author Creation Date: 27/01/2025 Category: Computers Number of questions: 70

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What is the primary function of the Omada SDN Controller? Manage devices centrally Increase the network's bandwidth. Replace legacy routers. Reduce power consumption. What does the Zero-Touch Provisioning feature enable? Automatic adoption of devices into the network. Manual configuration of APs. VLAN configuration via CLI. Automatic firmware updates. Which protocol is used for device adoption across different subnets? DHCP Option 43. TCP 29814. DHCP Option 138. UDP 8043. On which frequency bands are DFS channels available? 2.4 GHz. 5 GHz. 6 GHz. Both 5 GHz and 6 GHz. Which metric indicates the signal strength received by the client? SNR VLAN ID RSSI Airtime Fairness. What defines the **Band Steering** feature? Automatically moves devices to the 5 GHz or 6 GHz band. Divides airtime equally between clients. Prioritizes legacy devices on the network. Reduces Co-Channel Interference. . Which Wi-Fi 6 technology is used to manage multiple devices simultaneously? Beamforming MU-MIMO. OFDMA Fast Roaming. During high-density network deployment, which configuration reduces ACI? Use 40 MHz channel width on 2.4 GHz. Configure channels with 20 MHz width. Enable Airtime Fairness Reduce transmission power. . What is the maximum channel width supported by Wi-Fi 7? 160 MHz. 320 MHz 80 MHz. 40 MHz. . . Which Omada Controller tool is used to capture packets for detailed analysis? Traceroute Packet Capture. VLAN Mapping. Port Mirroring. . What is configured with DHCP Option 138? Management VLAN IP address or URL of the controller. Channel bandwidth. AP transmission power. . Which feature improves the security of management frames in Wi-Fi networks? WPA2 PMF (Protected Management Frames). Band Steering QoS. What does **Fast Roaming** mean? Improving signal strength for mobile devices Ensuring fast transition between APs without connection drops Reducing bandwidth in congested connections. Prioritizing clients on DFS networks. . Which band offers wider coverage but higher interference? 2.4 GHz 5 GHz. 6 GHz. 1 GHz. . What is **Rogue AP Detection**? Detect misconfigured APs. Identify and block unauthorized APs on the network. Prioritize APs connected to the controller. Increase the power of authorized APs. . What is the primary benefit of **QoS (Quality of Service)**? Automatically configure VLANs. Prioritize critical application traffic. Reduce Co-Channel Interference. Balance load among APs. . During a site survey, which tool is used to map signal coverage? VLAN Mapper. Heatmap. DHCP Tracker. RSSI Analyzer. . Which Omada Controller feature manages public access to Wi-Fi networks? Hotspot Manager. Airtime Fairness. Band Steering. VLAN Isolation. . What is configured by the RSSI Threshold? Minimum bandwidth per client. Disconnection of clients with weak signals Traffic prioritization in congested networks. Maximum client limit per AP. . What technologies are used in Wi-Fi 6 to optimize performance? MU-MIMO and OFDMA. Beamforming and VLANs. QoS and WPA3. SNR and RSSI. . What characterizes a **Hidden Node** in Wi-Fi networks? Devices that cannot see each other, causing collisions Clients with RSSI below -70 dBm Interference from APs on adjacent channels Congested connections on DFS networks. Which authentication method in Omada provides the highest security? WPA3-Enterprise. WPA2-Personal. Simple PSK. Open Authentication. . What is configured in a captive portal to improve client experience? Automatic VLAN. Vouchers with usage limits. Band Steering enabled. RSSI Threshold. . Which Omada component manages network security and load balancing? Switches Gateways Access Points. Controllers. What ensures the efficient operation of mesh networks? Root AP configuration. Bandwidth control. Manual power adjustments. MU-MIMO activation. . What is the primary objective of Airtime Fairness? Reduce interference among devices. Divide airtime equally between clients. Improve signal quality. Automatically configure VLANs. . During demand analysis, which metric is most critical? Number of configured SSIDs. Bandwidth required per client. AP transmission power. Size of the site survey. . Which configuration reduces ACI problems? 20 MHz channel width. Maximum transmission power. Band Steering enabled. Exclusive use of DFS bands. . Which Wi-Fi 7 feature ensures higher efficiency for multiple devices? Advanced Beamforming. Multi-Link Operation. Legacy OFDMA. WPA3 exclusivity. . The Omada SDN Controller can manage devices across different subnets without additional configuration by default. True False. Band Steering ensures that clients are automatically directed to the 2.4 GHz band when the 5 GHz band becomes congested. True False. OFDMA in Wi-Fi 6 allows multiple devices to share the same channel simultaneously, improving efficiency. False True. Rogue AP Detection in Omada networks is used to prioritize authorized APs over rogue ones in terms of airtime. False True. The PMF (Protected Management Frames) feature enhances the security of management traffic in Wi-Fi networks by protecting it from deauthentication attacks. True False. Airtime Fairness ensures equal bandwidth allocation to all devices, regardless of their speed or distance from the AP. True False. DHCP Option 138 is used to specify the VLAN ID for Omada devices during the adoption process. False True. Multi-Link Operation in Wi-Fi 7 enables devices to transmit and receive data on multiple bands simultaneously. True False. The RSSI Threshold configuration in Omada APs automatically disconnects devices with weak signals to maintain network quality. False True. Dynamic Frequency Selection (DFS) is only applicable to the 5 GHz band in Omada networks. True False. Omada Hardware Controller OC200: ≤ 100 APs + 20 Switches + 10 Routers OC300: ≤ 500 APs + 100 Switches + 100 Routers OC400: ≤ 1000 APs + 100 Switches + 100 Routers (TBD) OC200: ≤ 200 APs + 20 Switches + 10 Routers OC300: ≤ 300 APs + 100 Switches + 100 Routers OC400: ≤ 1000 APs + 200 Switches + 100 Routers (TBD) OC200: ≤ 300 APs + 20 Switches + 10 Routers OC300: ≤ 400 APs + 100 Switches + 100 Routers OC400: ≤ 1000 APs + 200 Switches + 100 Routers (TBD). Which of the following is true about the Omada Software Controller? It is free to use and requires operation & maintenance. It is cloud-based and does not require a server. It is limited to managing 130 devices. It automatically discovers devices across different subnets. How many Omada devices can the OC300 Hardware Controller manage? 130 devices 700 devices 10,000 devices Unlimited devices. What is a key advantage of the Omada Cloud-Based Controller? Requires dedicated hardware for installation. Requires frequent operation and maintenance. Has no limits on management scale and requires no hardware. Can manage only up to 10,000 devices. What does the "Pending" status indicate in Omada SDN Controller? The device is already adopted but needs a reboot. The device has lost connection with the controller. The device is detected by the controller and is ready to be adopted. The device is managed by another controller. What happens when a device is in "Heartbeat Missed" status? It has been permanently disconnected from the network. It was previously connected but lost connection with the controller for more than 30 seconds. The device is in the provisioning phase and may reboot. The device is isolated in a mesh network but can still be detected. If a device is showing "Managed by Others," what does this mean? The device has been disconnected from the network for over 5 minutes. The device is already being controlled by another Omada controller. The device is being configured and will reboot shortly. The device has been adopted but is currently isolated from the network. What is the main difference between "Disconnected" and "Isolated" device statuses? A "Disconnected" device can still communicate with other APs in a mesh network, while an "Isolated" device cannot. A "Disconnected" device has lost connection with the controller for over 5 minutes, while an "Isolated" device was part of a Mesh network but cannot reach the gateway. "Disconnected" status only applies to Omada switches, while "Isolated" applies to APs. "Isolated" devices are permanently removed from the Omada SDN, while "Disconnected" devices can reconnect automatically. Which port is used for Omada device discovery? UDP 8043 TCP 29814 UDP 29810 TCP 29816. What is the purpose of TCP ports 29815 and 29816 in the Omada Management Protocol? Device discovery Firmware transmission Packet capture and remote control Device authentication. How do Omada SDN Controller and Omada devices communicate? Using standard HTTP and HTTPS protocols Through a private Omada Management Protocol Using VLAN tagging and DHCP snooping By manually assigning static IP addresses. How do Omada devices discover the Omada Controller when they are on the same subnet? They require manual IP configuration on each device. They use broadcast Omada Device Discovery data packets. They require DHCP Option 138 to be enabled. They need to be pre-configured with the Omada Controller’s MAC address. When Omada devices and the Omada Controller are on different subnets, which method can be used to inform the devices of the controller’s contact information? A) DHCP Option 138 B) Omada Discovery Utility C) Standalone Web and CLI D) All of the above . Which CLI command is used on an Omada Switch to manually set the Controller’s IP address? A) set-controller-ip [URL/IP] B) controller inform-url [URL/IP] C) set inform-address [URL/IP] D) xsetctrladdr [URL/IP]. How can an Omada EAP be manually configured to communicate with the Omada Controller using CLI? A) set-controller-ip [URL/IP] B) controller inform-url [URL/IP] C) xsetctrladdr [URL/IP] D) set inform-address [URL/IP]. What is the primary difference between WPA-Personal and WPA-Enterprise? A) WPA-Personal uses a single password for all users, while WPA-Enterprise assigns a unique password to each user via a RADIUS server. B) WPA-Personal requires a RADIUS server, while WPA-Enterprise does not. C) WPA-Enterprise allows only 5 GHz connections, while WPA-Personal allows both 2.4 GHz and 5 GHz. D) WPA-Personal supports VLAN tagging, while WPA-Enterprise does not. What is the main advantage of PPSK over WPA-Personal? A) PPSK allows multiple passwords for different users while keeping access control and security at a higher level. B) PPSK does not require encryption, making it easier to use. C) PPSK requires a centralized authentication method like WPA-Enterprise. D) PPSK works only with Omada Controllers and does not support other networking hardware. Which of the following security modes requires an external authentication server? A) WPA-Personal B) WPA2-PSK C) WPA-Enterprise D) PPSK without RADIUS. What is the main advantage of using a Mesh network instead of traditional wired AP deployment? It provides higher bandwidth for all devices It eliminates the need for Ethernet cables, reducing costs and installation time It increases the range of 2.4 GHz Wi-Fi networks It allows APs to operate independently without a controller. In a TP-Link Mesh network, what is the maximum number of hops supported? 2 3 4 5. What is the role of a Root AP in a Mesh network? A) It serves as a backup AP in case of failures B) It connects directly to the gateway and provides uplink for other Mesh APs C) It connects wirelessly to multiple APs without requiring an uplink D) It dynamically assigns VLANs to Mesh APs . What is required for an Omada EAP device to support Mesh networking? A) Enabling the Mesh feature in the Omada Controller settings B) Updating the device firmware to a version that includes "support Mesh" C) Configuring VLANs for each Mesh AP D) Enabling Auto Failover by default. What happens when an AP in a Mesh network fails, and Auto Failover is enabled? A) The network disconnects until the AP is replaced B) The failed AP automatically reboots to restore the connection C) The Mesh network dynamically reroutes traffic through alternative paths D) The Omada Controller switches all APs to wired mode to prevent failure . What happens to the intensity of a radio frequency (RF) signal as the transmission distance increases in free space? A) It remains constant regardless of distance. B) It increases due to signal reflection. C) It decreases as the area covered by the signal increases. D) It doubles with every increase in distance. If a signal is reduced by 10 dB, what happens to its power level? A) It is reduced to one-tenth of its original value. B) It remains unchanged. C) It is doubled. D) It increases by a factor of 10. . What is the primary benefit of Spatial Multiplexing in MIMO technology? A) It increases the power of the transmitted signal. B) It reduces interference from other wireless networks. C) It increases channel capacity by transmitting multiple data streams simultaneously. D) It allows one antenna to handle all wireless transmissions. . What is the main function of Beamforming in MIMO systems? A) Reducing interference by directing signal beams toward specific devices. B) Increasing network congestion to handle more clients. C) Assigning static channels to wireless clients. D) Reducing bandwidth usage by limiting multiple simultaneous connections. How does MU-MIMO improve network efficiency? A) By transmitting data to multiple clients at the same time. B) By increasing the range of Wi-Fi signals. C) By prioritizing certain users over others. D) By using a single antenna for all transmissions. . Which new feature of Wi-Fi 7 allows simultaneous communication across different frequency bands? A) Preamble Puncturing B) Multi-Link Operation (MLO) C) Beamforming D) 4K-QAM. What does a higher SNR (Signal-to-Noise Ratio) indicate? A) A weaker signal compared to noise. B) A stronger signal with better performance. C) A completely stable connection without interference. D) A network with less bandwidth. What is the purpose of Airtime Fairness in Wi-Fi networks? A) To allow faster devices to transmit more data while slowing down older devices. B) To give equal transmission opportunities to all devices regardless of their speed. C) To restrict the number of devices that can connect to an AP. D) To increase bandwidth usage for older devices. .

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