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[Vulnerability Hotfix] CVE-2025-6265 Path Traversal Vulnerability
Firmware versions 6.70 Patch 7, 7.10 Patch 3, and 7.20 Patch 1 address the CVE-2025-6265 potential path traversal vulnerability. If you are using Standalone mode or Controller-Managed mode, you can download the corresponding AP firmware version from the link below: AP Model Patch Availability NWA50AX 7.10(ABYW.3) NWA50AX…
Why some of Let's Encrypt CRL URL being categorized as malware?
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[Release Note] Nebula Control Center - 19.10 software Release!
This discussion has been moved.
[Release Note] Nebula Control Center - 19.10 software Release!
Zyxel Nebula Control Center Release Note Common NCC (Organization,Site-wide,etc.): * The MSP Admins & teams feature sets have been redesigned. The new roles not only have clear definitions and a hierarchical structure but also facilitate operational automation such as ownership transfer of customer organizations. This…
Nebula CC Upgrade Notification - 2025-07-28 00:20 ~ 2025-07-28 01:00
Dear Nebula Users, The system will temporarily unavailable due to the upgrading. Reason: Nebula Control Center will be upgrading to release 19.10. Started from: 2025-07-28 00:20 (UTC+0) Completed: 2025-07-28 01:00 (UTC+0) Affected scope & Risk: All users will be force logout from Nebula Control Center and inaccessible…
[2025 July Notification] SecuExtender Perpetual Version Vulnerability
Dear Valued Users, We would like to inform you that the SecuExtender VPN client with the perpetual version IPSec_3.8.204.61.32 will soon be removed from our official website due to a reported security vulnerability related to legacy Windows 7 environments. Under certain conditions, this vulnerability may allow unauthorized…
[Important Announcement] End of FTP Service Support for Home NAS Series
Dear Users, To provide a more secure and reliable service experience, we would like to inform you that FTP service support for the Home NAS series will be officially discontinued at the end of December 2025. Please take the necessary steps in advance to prepare for this change using the workaround provided below. Timeline…
Nebula Cloud Service Incident 2025-06-10 09:39 - 19:54 (UTC+0)
Dear Nebula Users, The system had some issues due to an incident. Issue Started from: 2025-06-10 09:39 (UTC+0) Resolved: 2025-06-10 19:54 (UTC+0) Issue Symptom & Risk: - 2FA email notification not received Note: This incident does not affect Nebula devices and their local network services if there is no any configuration…
[What's New] Zyxel SecuReporter 2.5.23 Software Update
Zyxel is committed to continuously updating your devices and services for important maintenance. This latest release enhances many functions of security appliances, including smarter AI support and stronger reporting stability. ✔️ Smarter and Faster: Discover What’s New withSecuPilot We’ve been working hard to make…
[2025 June Spotlight] “No IT? No Problem.” – How 20 Stores Got Secured with Nebula
🚩A familiar challenge for growing businesses If your company is expanding into multiple branches—but your IT team isn’t—then you’re likely facing the same growing pains many small and medium-sized businesses (SMBs) do. Whether you're running retail stores, service hubs, or regional offices, managing security and…

Latest Discussions

FWA710 No network over ethernet
Hi all Everything is fine with my fwa710, except that every now and then, I cannot reach the configuration web page (192.168.1.1). When it happens I see that the physical green led on my network card, is off... it stays off even for a minute, then comes back on and blinks as if nothing happened. Of course I have no…
USG FLEX 500H SSL VPN How How to set up two user groups for split and full tunnel?
Hy, we need to create two user groups for SSL VPN (OpenVPN Client), one using split tunnel and one using full tunnel, but the GUI doesn't seem to allow it. On the old USG firewall we could do it instead. Do you have some tips? Thank you.
NAS540 died. No lights, no bips, only fan
Hello! I have been surfing on this forum a while trying to find a similar issue, with no luck. I have my NAS540 working almost 10 years with 4 disks with RAID5, but suddenly, it doesn't boot or poweron, no lights or sound, nothing. The only thing that happens when it's plugged is the fan, it spins at low speed a minute…
Problème interface Gui
Je n'arrive pas à accéder à l'interface gui du routeur scr50axe en wifi ni par le port lan 1.2.3.4 Merci d'avance
flex50h temperature
I think the 50h doesn't have an temperature sensor?
Fan speed XS 3800
Hi all, it's possible to set a maximun speed the fan of an xs-3800? our SFP+-T rj45, always stay over 70°C….
How to capture packets for a specific port number via CLI on the USG FLEX H model?
Question : How to capture packets for a specific port number via CLI on the USG FLEX H model? Answer : The user can use the CLI command traffic-capture interface <interface-name> filter 'port <number>' to capture packets for a specific port number. For instance, the user can use the CLI command show interface to list the…
[Release Note] Nebula Control Center - 19.10 software Release!
Zyxel Nebula Control Center Release Note Common NCC (Organization,Site-wide,etc.): * The MSP Admins & teams feature sets have been redesigned. The new roles not only have clear definitions and a hierarchical structure but also facilitate operational automation such as ownership transfer of customer organizations. This…
USG FLEX 200H And 500H Reserved IP
Hello, Here's my problem: when I reserve an IP address, some devices are set to Reserved, while others disappear from the list. Everything works normally, except I can't release the IP address if I need to. How can I regain control? I haven't found anything on this topic. Sincerely, Fred
Wireless SSID not visable
Yesterday i had an strange thing. i have 3 wifi networks. but i just can find 1 (on both laptop as phone). all networks are enabled, and offcourse not hidden SSID. I didn't have time to investigate it yet, but i see this in the logging: 2 ports control blocks? what does this mean? Can it has something to do with it? I will…

Latest solutions

FWA710 No network over ethernet
Hi all Everything is fine with my fwa710, except that every now and then, I cannot reach the configuration web page (192.168.1.1). When it happens I see that the physical green led on my network card, is off... it stays off even for a minute, then comes back on and blinks as if nothing happened. Of course I have no…
Problème interface Gui
Je n'arrive pas à accéder à l'interface gui du routeur scr50axe en wifi ni par le port lan 1.2.3.4 Merci d'avance
flex50h temperature
I think the 50h doesn't have an temperature sensor?
USG FLEX 200H And 500H Reserved IP
Hello, Here's my problem: when I reserve an IP address, some devices are set to Reserved, while others disappear from the list. Everything works normally, except I can't release the IP address if I need to. How can I regain control? I haven't found anything on this topic. Sincerely, Fred
Wireless SSID not visable
Yesterday i had an strange thing. i have 3 wifi networks. but i just can find 1 (on both laptop as phone). all networks are enabled, and offcourse not hidden SSID. I didn't have time to investigate it yet, but i see this in the logging: 2 ports control blocks? what does this mean? Can it has something to do with it? I will…
NWA50AX-Pro Access Point Issues
I've encountered several issues while configuring the Zyxel NWA50AX-Pro access point via Local Web Interface (browser - Chrome). I don't know if this relates to the browser and/or Nebula (which I don't use) as well. 1 - In an earlier post I noted the NWA50AX-Pro won't connect via https without browser warnings. I've been a…
I want to use my Zyxel XMG1915-10E in standalone mode without nebula
I want to use my Zyxel XMG1915-10E in standalone mode without nebula. How can I cancel my account and deregistrate my switch to use it in standalone mode? Regards, vewi
Is there a location to download firmware for ES-3124
Just looking for a location where I can find it.
Time Zone settings
zyxel flex 100h missing some time zones in system settings?
Server 2025 Std. as AD autentication server
A Zyxel Flex500 worked as an AD authentication server with a server 2012 std. After updating the server to 2025 it does not work, the error is Wrong Base DN or Bind DN. What could be the problem?

Unanswered Discussions

NAS540 died. No lights, no bips, only fan
Hello! I have been surfing on this forum a while trying to find a similar issue, with no luck. I have my NAS540 working almost 10 years with 4 disks with RAID5, but suddenly, it doesn't boot or poweron, no lights or sound, nothing. The only thing that happens when it's plugged is the fan, it spins at low speed a minute…
Fan speed XS 3800
Hi all, it's possible to set a maximun speed the fan of an xs-3800? our SFP+-T rj45, always stay over 70°C….
NR5101, not able to enable ip passthrough on the device
not able to enable ip passthrough on the device, and in addition it does not come up an option in the broadband menu to choose IP Passthrough. Upgraded to latest firmwares. on the info meny regarding it says: IP Passthrough Status IP Passthrough Enable showing Disable Any ideas?
Issue with NR2301 Router Not Connecting to Signal After Crossing Borders
Hello, I'm a seafarer and I'm experiencing unusual behavior with the NR2301 router. When we travel from one country to another, the router does not automatically connect to the mobile network. I have to remove the SIM card, insert it into my mobile phone to get a signal, and then reinsert it into the router. Only then does…
WPA3-Enterprise (802.1X/EAP), Certificate for Internal Authentication Server
I’m running a Zyxel USG FLEX 700H with WPA3-Enterprise (802.1X/EAP) for my Wi-Fi network. However, every time a client tries to join, it is prompted to accept an “example server certificate”—which is already expired—rather than a valid, CA-signed certificate or a valide self signed certificate. On my ATP 700 it was…
Zyxel 4G router (LTE7240-M403) loose signal when I'm not home
Hi all, last year I installed a newly purchased Zyxel 4G router (LTE7240-M403). It was all ok but starting on last March, the Internet connection is not stable and requires constant reboot of the router. It is a problem for me when I'm out because I have security cameras and other things connected on it… Is there anything…
5G cpe with ppoe support
Does zyxel have any 5G cpe with pppoe support??? can any one suggest….
I'm searching for Zyxel NR7302 firmware
I'm searching for Zyxel NR7302 firmware
Licensing Isuse
I bought a Nebula license and was charged for it. However, the app shows that I am not licensed. How can I resolve this issue? Thanks for your advice. Prof. Smadar Lavie
Zyxel LTE7490-M904 doesn't recognise SIM cards
Hi, I've just bought Zyxel LTE7490-M904 device, but it doesn't recognise any SIM card I tried placing in - two different operators from Bosnia, UK EE, Telekom from Serbia. I saw some other posts on "special" firmware that makes various SIM cards detectible. Anyone knows anything about this issue? Kind regards!

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Stories

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Enhancing Operational Efficiency and WiFi Experience in Korean Dental Hospital
Dental clinic ——————————————————————————————————————————————————————— Overview The dental hospital relies on oral scanners for treatment and checkups. Initially, the hospital installed a single router positioned in the lobby’s reception area to facilitate wireless connectivity. However, this setup proved insufficient to…
Strengthening Surveillance Infrastructure at a District Court in West Bengal
District Court ——————————————————————————————————————————————————————— Overview Zyxel Networks, in collaboration with its partner Active Networks, undertook a significant project to upgrade the surveillance infrastructure at a district court in West Bengal. The goal was to implement a comprehensive CCTV system across…
Enhancing Surveillance Infrastructure at a Leading International Airport in Gujarat
International Airport in Gujarat ——————————————————————————————————————————————————————— Overview Situated in Gujarat, a significant airport undertook a major upgrade to its surveillance infrastructure to meet increasing security demands. The airport, experiencing growth in passenger and cargo traffic, recognized the…
Shifting into High Gear with Innovative Service Experiences Powered by Nebula
Schultes car dealership ——————————————————————————————————————————————————————— Overview In crafting the new showrooms for SEAT and CUPRA, the goal was to deliver a cutting-edge, visually stunning experience. By integrating advanced multimedia terminals and virtual car displays, the need for a robust, fast wireless network…
Streamlining Learning with Premium WiFi at the Corporate Training Center
Corporate Training Center ——————————————————————————————————————————————————————— Overview To meet the customer's demand for uninterrupted and secure wireless connections throughout the facility, Zyxel Networks collaborated with LG U+ to deliver a premium WiFi solution. The network was meticulously designed to ensure…
Premium WiFi Deployment for Seamless Network in Clothing Warehouse
Clothing Logistics Warehouse in Yeoju ——————————————————————————————————————————————————————— Overview The warehouse is an open-structured building where employees use handheld PDAs to manage inventory and coordinate stock flow. The operation depends heavily on wireless connectivity, and a stable, high-capacity network…
Enhancing Security & Surveillance Reliability in Government Hospitals with Zyxel Switches
Hospitals In West Bengal ——————————————————————————————————————————————————————— Overview Government hospitals in West Bengal recognized the urgent need to bolster their security infrastructure by implementing a comprehensive CCTV surveillance system. To bring this vision to life, they required a reliable, high-performance…