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Can I change the antennas on the NWA55AXE?
Yes, you can absolutely change the antennas on the Zyxel NWA55AXE. The device is designed with external, detachable antennas specifically to allow users to attach different antennas to better suit various deployment requirements (such as long-distance point-to-point wireless bridges or sector coverage). 1. Connector &…
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Why does my AP keep switching back to Nebula mode after a factory reset?
This is expected behavior if your AP is still registered in the Nebula Control Center (NCC). A physical factory reset (via the reset button) only temporarily clears the device's local settings — as soon as the AP boots up and establishes an internet connection, it will automatically reconnect to the Nebula cloud, download…
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How to Turn Off Wi-Fi?
If your Zyxel AP is managed by Nebula Control Center (NCC), you can disable Wi-Fi by turning off the SSID. Log in to Nebula Control Center (NCC). Go to Configure > Access points > SSID advanced settings. Select the Wi-Fi network (SSID) you want to disable. Disable the SSID. Click Save to apply the configuration. Once the…
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What is the unit of measurement for TX rate and RX rate of wireless clients?
The Tx rate and Rx rate indicate the current wireless PHY (link) rate negotiated between the AP and the wireless client. And its unit is Mbps (Megabits per second).
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What do Tx Rate and Rx Rate mean in the Client List?
The Tx rate and Rx rate indicate the current wireless PHY (link) rate negotiated between the AP and the wireless client. Tx rate: The PHY rate used when the AP transmits data to the client. Rx rate: The PHY rate used when the AP receives data from the client. Unit: Mbps (Megabits per second). For example, if a client…
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Where can I find the login details for my access point if I want to log in via the web interface?
To log in to your Zyxel access point (AP) via the web interface, you'll need to follow these steps: Connect to the Network Ensure both your computer and the Zyxel AP are connected to the same network. Find the AP's IP Address -You can use the Zyxel One Network (ZON) Utility to easily identify your device's IP address. You…
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Why I can't upgrade AP firmware by cloud firmware management?
Please check the AP event log if there is a log "[Nebula] Automatic firmware update was unsuccessful or failed SSH to the AP and use CLI Router> debug dual-image show 3. Hardware default reset AP If the AP still can not be upgraded firmware by could firmware management after hardware default reset you might consider…
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On Nebula app it says that AP needs a firmware upgrade but there is no upgrade button showing?
How to Upgrade Firmware via the Nebula App: Open the Nebula App and select the correct Organization and Site. Tap on the Devices tab at the bottom of the screen. Select your Access Point from the list. Scroll down to the Firmware section on the device's details page. If an update is available, you will see an Update button…
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Why an Access Point (AP) is unable to obtain an IP address via DHCP?
When an Access Point (AP) is unable to obtain a management IP address via DHCP from the router/gateway below are the recommended troubleshooting steps: By default, Zyxel APs are configured to obtain an IP address automatically from a DHCP server. If it fails to do so, it will typically fall back to its default IP…
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How to download the configuration file of AP managed by Nebula?
In Nebula Control Center (NCC), the access point configuration is stored and managed directly in the cloud database. Unlike standalone mode, when managing via Nebula, it is not possible to download a physical configuration file (e.g. in `.conf` format) to your computer. All backups and restores of settings are done…
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I want to configure different rate limits for individual APs.
Rate Limit for Wi-Fi Clients (SSID-Based) AP rate limits are tied to SSID profiles. It limits the upload/download speed for each client connecting to the SSID. Go to Site-wide > Configure > Access points > SSID advanced settings. Select the specific SSID you want to configure from the dropdown. Scroll down to…
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Where can I find and download the latest firmware for the AP?
You can download the latest firmware for your Zyxel device from the official Zyxel website. The official download page for Zyxel firmware can vary depending on the specific product. For example, the link for the NWA1123-AC PRO as: https://www.zyxel.com/global/en/support/download?model=nwa1123-ac-pro For controller-managed…
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After a voucher code is reset, the next user can reuse it, but the timer does not start
Symptom: After a voucher code is reset, the next user can reuse it, but the timer does not start and the code remains marked as “Unused.” This issue is timing-related. For example: Create voucher 686527148 Station A logs in using the voucher code 686527148 at 09:00 (at this point, the session time starts counting and…
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How can I find out which channel is least used near my access point?
You could use the function "Neighbor scan" of Nebula Live tools that scans the surrounding Wi-Fi environment. Site-wide > Devices > Access points > Live tools > Neighbor scan Neighbor Scan allows the access point to scan nearby wireless networks and show which channels are being used in the surrounding environment. You can…
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Why is the configuration status is "not up to date"?
A "Configuration status: Not up to date" message typically indicates that your device's settings in Nebula Control Center (NCC) are not synchronized with the device itself, or that a firmware upgrade is needed for certain features to function correctly. Here are some common causes: -Outdated Firmware If your device's…
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How to Disable AP LEDs on Nebula?
If the LED lights on your access points are distracting or not suitable for the installation environment, you can disable the AP LED function from Nebula Control Center. To disable the AP LEDs, go to: Configure > Access Points > AP & Port Settings > General Settings > AP LED Lights In this section, disable the AP LED…
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How to resolve "Device is already registered by another user" on Nebula?
If you encounter the message "Device is already registered by another user" while adding an Access Point to your organisation in Nebula, this indicates that the device is still linked to another user's account. Follow these steps to resolve the issue: Use the Nebula Mobile App: Open the Nebula Mobile App on your smartphone…
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Where can I find the username and password for an access point?
The username for a Zyxel access point (AP) is typically "admin". The password depends on the manufacturing date of the device. For APs manufactured before February 2025, the default password is "1234". This also applies to older AP models. For WiFi 7 Band Flex APs and all APs manufactured after February 2025, each device…
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The connected Wi-Fi clients are not displayed in Nebula CC
One of the most common reasons for a sudden loss of the active client list (while Wi-Fi services themselves continue to function normally) is an NTP/System Time Synchronization issue on the Access Points. If an AP cannot sync its system time with the NTP server (for example, if UDP port 123 is blocked on your…
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AP can be seen in Licenses & Inventory > Devices but not listed in Devices > Access Points
If your access point does not show up in the Nebula Control Center (NCC), try the following troubleshooting steps: Check that the AP is added to the correct site Ensure the device has been added under Site-wide > License & Inventory and assigned to the correct Site. Devices listed only in Inventory without being added to a…