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Knowledge Base
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Demo Zone
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Warranty
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Campus Services
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Virtual Lab
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Configuration Service
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Wifi Site Survey
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Configuration Services
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Smart Support
KNOWLEDGE BASE
Security Appliances and Services
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VPN
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VLAN
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Management
- Looking for an End-to-end Security Solution - Zyxel have it all, be it Standalone or Cloud Managed!
- USG / ATP / VPN / USG FLEX Firewall Series - Creating a Let´s Encrypt Certificate on Windows
- USG / ATP / VPN / USG FLEX Firewall Series - Changing the port for Two Factor Authentication and SSL VPN
- Secure your Admin Account for USG FLEX / ATP / VPN Series
- Zyxel Security Advisory for WiFi Simple Config Buffer Overflow Vulnerabilities
- PCI Compliance Test | HTTP security headers, this port is missing X-XSS protection, X-content-Type-Options HTTP Header, and Strict-Transport-Security HTTP Header See all 73 articles
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NAT
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VoIP
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Firmware
- FAQ - Security Appliances and Services
- SSO Agent 2.0 - Supporting AD Windows Server 2019
- Changing the downloadable firmware slot on ATP / VPN / Zywall / USG series routers
- Download Firmware from MyZyxel for your Security device (FLEX, ATP, USG, VPN, ZYWALL)
- FAQ: Enhanced Information for CVE-2020-29583 - Zyxel security advisory for hardcoded credential vulnerability
- FQDN - Firmware Upgrade Steps for devices updating from 4.39-4.55 Firmware Version See all 24 articles
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UTM Services
- Cloud E-Mail Security - Registration and Trial License
- Zyxel Threat Intelligence Website
- Collaborative Detection & Response (CDR)
- USG / ZyWall / ATP Series: Firmware Update mandatory before April 30th 2021 (Cyren Anti-Spam / E-Mail Security)
- Content Filter - How to block internet traffic for certain devices in your network
- Content Filter: DNS Filter See all 21 articles
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DNS
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Interfaces
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Licensing
- USG-Series / License Information for Activation and Signature Freeze
- MyZyxel shows "no compatible product" message when trying to link my Antivirus/UTM license to my USG FLEX/ATP - What can I do?
- Migration to a Flex Product + License Transfer
- Package content for USG FLEX 500
- Where can I buy Zyxel devices or licenses?
- Can´t activate and link my USG20 license at MyZyxel See all 8 articles
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Firewall
- ADP - Flooding UDP on Port 4500
- Adding a simple firewall rule / security policy on your ATP/USG FLEX/USG/ZyWall-Gateway
- Overview of all 2FA Methods (Two Factor Authentication)
- 2FA / MFA Customized Port not working with Certificate (SSL VPN Login Issue)
- Secure your firewall without firmware update to version 4.60 patch 1
- Zyxel security advisory for buffer overflow vulnerability See all 27 articles
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Routing
Switch
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PoE
- PoE switch on / off by schedule (time-controlled) for GS1900 HP Series
- GS1300 / GS1350 Series - Zyxel CCTV Surveillance Switch Family
- RGS200-12P / RGS100-5P: How to connect RGS to a power module
- RGS200-12P / RGS100-5P: Switch is not powering up the PoE Ports - what can it be?
- GS1300 "Surveillance" Unmanaged Switch Series - Enabling PoE Extended Range PoE
- GS1350 Series - Enabling PoE Extended Range See all 7 articles
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Management
- FAQ - Switch
- XGS4600 Series - Advanced Routing License (for IPv6 RIPng and OSPFv3)
- XS1930-10 has a pulsating fan noise
- Enable functions on Metro Ethernet Switch series via CLI (MESxxx, MGSxxx)
- GS2220-Series Unboxing and Initial Setup
- GS1900 Series - Why is the switch time not correct See all 32 articles
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Stacking
- Firmware Upgrade for a Stacking System
- Basic setup Redundancy / HA / Stacking
- Switch Redundancy / HA / Stacking system Overview
- How to setup link aggregation between a stand-alone switch and switch in stacking mode
- How to configure stacking for switch (high server availability)
- What is hardware stacking on a switch?
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Security / Filtering
- MAC Pinning feature in ZyXEL Ethernet Switches
- How to configure bandwidth control on a switch
- How to configure the switch to prevent IP scanning (Anti-ARP Scan)
- How to configure MAC filter to block unwanted traffic
- How to configure the port security to limit the number of connected devices
- GS1900: How to assign Multicast streams higher priority See all 7 articles
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Spanning Tree
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VLAN
- GS1920: Voice VLAN
- GS1900: How to configure VLAN on Zyxel Switch
- Configure the switch to separate traffic between departments using VLAN
- How to Configure Voice VLAN on Zyxel Nebula Switch
- How to set up VLAN for Link Aggregation on GS2210 series?
- How to configure IPv6 management VLAN on GS1900 switches?
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Multicast / IGMP
- Networked AV Mode - ATEN Partnership
- How to block Multicast in Network
- How to configure IGMP routing for multicast clients in a different LAN
- How to configure IGMP Snooping for multicast clients in the same LAN
- Why is the switch not sending IGMP General Query when setting IGMP Snooping for a fixed VLAN?
WLAN
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Controller
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Multy
- Multy U - Troubleshooting
- ZYXEL Multy U AC2100 Tri-Band WiFi System Unboxing & Initial Setup
- Multy Plus - PPPoE / Static IP setup
- Multy Devices Reset when Certification Authority Expired (May 2020)
- Urgent Upgrade notification for Multy WiFi System Series (Certificate Authority Renewal - May 2020)
- Where I can change the Names for 2.4G and 5G on Multy's SSID See all 27 articles
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Firmware
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WLAN-Router
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Repeater
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APs
Nebula
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Nebula Control Center
- FAQ - Nebula
- Nebula firmware upgrade for USG FLEX device - Explanation and background [4th of Oct. 2021]
- Device Startup LED guide for Nebula connection
- Creating WiFi Voucher setup within the Nebula Cloud Solution? (Captive Portal)
- How to register a USG FLEX Firewall to the Nebula Cloud Management?
- Nebula Phase 11 - Q&A Session Quick Question, Quick Answer! See all 43 articles
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Gateway
- Nebula: USG FLEX & Nebula Security Gateway - Dynamic DNS
- How to unregister / reset an USG FLEX from Nebula Control Center (NCC)
- Nebula - Collaborative Detection & Response (CDR)
- Amazon Alexa / Dot / Echo does not work with my Nebula Security Gateway - what could be the reason?
- How to register a USG FLEX series on Nebula Control Center (NCC)
- Adding the USG FLEX to Nebula Cloud: onboarding and license details See all 23 articles
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Switch
- How to setup static routes for L3 Switches in Nebula?
- ONVIF Discovery on Nebula Switches
- How to configure Nebula Switch to connect to the Internet?
- Latest release note's Zyxel NebulaFlex Switch GS1350 Series
- Activate cloud-mode on GS1350 Series Switches (Surveillance Switch / Nebula)
- Port mirroring on a Nebula Switch (Track/Log Packets & Traffic) See all 9 articles
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APs
- Nebula - Simplified Wi-Fi Setup
- Nebula - SSID Name Scripting
- Which AP supports NAT and DHCP?
- Can I connect a standalone repeater to a Nebula managed AP via WDS?
- What Nebula-compatible Access Points are capable of building up a wireless bridge (WDS, Mesh)
- Assigning different SSIDs to different Access Points in Nebula (SSID-Tags) See all 7 articles
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Licensing
5G / LTE
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5G
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LTE
- Advanced Downloads for LTE devices
- 3G / 4G (LTE) cards / dongles and VPN
- Firmware to (re)flash LTE3302-M432
- Getting started with the WAH7608
- How can I find the optimized position for my LTE device using the LTE ALLY app?
- How do I configure carrier aggregation on the WAH7706 (LTE4506)? See all 38 articles
Management and Monitoring
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Circle
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MyZyxel
- FAQ - Other Products (LTE, DSL, MyZyxel & Secu Reporter)
- Zyxel security advisory for vulnerabilities of CloudCNM SecuManager
- Product Selector: Which Zyxel device fits perfectly into your network?
- Zyxel License Finder: Find the correct license for your Firewall, Nebula device, Gateway or Switch!
- myZyxel Marketplace - Purchase Licenses
- Re-register ZyWall to another MyZyxel Account See all 20 articles
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SecuReporter
xDSL / Fiber
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GPON
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DSL / VDSL
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DSLAM
- How does the IES5206 work with ADSL2+ bonding?
- [VES-DSLAM] How to setup and activate Link Aggregation
- Pin Assignment of Telco 50 Connector Used in Different ZyXEL XDSL Switches
- What is the difference between the Fast and Interleave modes in the ADSL profile of IES switches?
- Automatic deactivation of ADSL ports
- VES1724: How to Setup VLAN for DSL-Ports (VDSL-Mode) See all 8 articles
Digital Home
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NAS
- FAQ - Digital Home
- NAS - Uninterruptible Power Supply (UPS) settings
- Why is the total capacity on the NAS lower than listed from the manufacturer?
- Verified Hard Disk List for NAS Series
- NAS Series - Alternative to "findme" Feature
- Upgrading latest NAS remote code execution vulnerability firmware See all 42 articles
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Camera
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Powerline
Warranty & Services
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Enhanced Services
- Which Rack Mount Kit for my Zyxel Product?
- Zyxel security advisory for XSS vulnerability of GS1900 series switches
- How can I find my tickets in the Zyxel Support Portal?
- Where can I find my customer ID?
- Zyxel security advisory for DNSpooq
- Zyxel Ally Program - How to claim your Partner Benefits See all 30 articles
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Warranty
- I found a wrong power cable in the box of my Zyxel product
- How do I claim warranty service for my Zyxel product? (RMA-Process)
- Products and warranties
- Warranty Terms and Conditions
- How to get spare parts for Zyxel products?
- Where can I find the model-name and serial-number of my Zyxel device? See all 13 articles
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Campus Academy
Demo Zone
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Customer Experience Center
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Virtual Lab
- Virtual Lab - How to start? What can you do here?
- Virtual Lab - Device List and Service List Overview
- Virtual Lab - USG FLEX 200
- Virtual Lab - Redundancy Application (Device HA pro & Stacking system)
- Virtual Lab - USG2200-VPN
- Virtual Lab - VPN with Active Directory Authentication See all 18 articles
Find the latest Knowledgebase Updates here
Popular Help Topics
- VPN Guideline - Choosing the right VPN-type for your Home-Office (+Useful Links & Tutorials)
- Looking for an End-to-end Security Solution - Zyxel have it all, be it Standalone or Cloud Managed!
- FAQ - Security Appliances and Services
- FAQ - Switch
- FAQ - WLAN
- FAQ - Nebula
- Advanced Downloads for 5G devices
- Advanced Downloads for LTE devices
- Zyxel Management Portals Overview (MyZyxel, Circle, Nebula & Marketplace)
- FAQ - Other Products (LTE, DSL, MyZyxel & Secu Reporter)
- Advanced Downloads for CPE devices
- FAQ - Digital Home
- Virtual Lab - How to start? What can you do here?
- Virtual Lab - Device List and Service List Overview
