KNOWLEDGE BASE
Security Appliances and Services
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VPN
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VLAN
- Description of the public and private Wi-Fi network separation scheme using VLANs on the ZyWALL USG series Security Gateway
- How to configure VLAN on USG device
- Separate VLANs on a ZyWALL/USG
- Setting up a VLAN on a WAN PPPoE-Interface
- I need to connect two internet lines with the same VLAN tag to my USG! What should I do?
- Web Authentication not working (VLAN misconfiguration)
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Management
- Remote Access to the ZyWALL (USG/UAG/VPN/ATP)
- 2FA Solution - Multilingual SMS show abnormal information
- How to set up two factor authentication for admin login by Email-to-SMS
- How to automatically reboot the Zywall/USG by schedule
- Convert your USG/Zywall configuration to ATP using the Configuration Converter
- Accessing your Zyxel device via console cable See all 51 articles
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NAT
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VoIP
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Internal
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Firmware
- Weekly Firmware / Support Version / Lab Version
- 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)
- How can I update the firmware automatically from a USB storage?
- How to upgrade USG devices via cloud-service
- I can´t use Cloud Firmware Upgrade due to an error message "ITS installed" See all 15 articles
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UTM Services
- IP Reputation - How to handle blocked IPs
- Anti Virus: How to block downloading of DOC, PDF, XLS and ZIP files?
- Creating a basic Content Filter Profile on the USG
- Inspection of Intrusion Detection and Prevention (IDP) in ZyWALL USG Series Security Gateways
- What protocols does the built-in anti-virus (Anti-Virus) support on ZyWALL USG series hardware gateways?
- Content Filter Trusted and Forbidden websites on the USG See all 14 articles
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DNS
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Interfaces
- How to setup a virtual interface for your WAN on a Zywall/USG
- Device HA Pro Setup
- Disable Wireless on an ZyWall (USG) with integrated Access Point
- Resize MTU in Windows
- Instructions for setting up a hardware ZyWALL USG series gateway using a static IP address for connecting to the Internet
- Using a public subnet for DMZ without SNAT in ZyWALL USG series hardware gateways See all 32 articles
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Licensing
- Limitations of the Promotional License of SecuReporter (2019)
- Where can I buy Zyxel devices or licenses?
- Can´t activate and link my USG20 license at MyZyxel
- Customer is not able to register a license
- Device HA - Do I need all licenses twice for an HA (high-availability) solution?
- Reactivating your ZyWall IPSec VPN client (TheGreenbow)
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Firewall
- USG FLEX - What you should know about it
- Security Issue (remote code execution vulnerability) in NAS and Firewall
- Sonos and Spotify Connect
- Import a Lets Encrypt certificate to the USG
- Diagnose the reasons for the large number of active sessions in the ZyWALL
- Why does the session counter in ZyWALL / USG show different values on the Dashboard and Session Monitor web configurator pages? See all 17 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
- How to connect the RGS200-12P or RGS100-5P to a power module?
- My RGS200-12P / RGS100-5P Switch is not powering up the PoE Ports - what can it be?
- Comparison of the GS1300 and GS1350 "Surveillance" Series Switches
- GS1300 "Surveillance" Unmanaged Switch Series - Enabling PoE Extended Range PoE See all 8 articles
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Management
- FAQ - Switch
- Package content XS1930-12HP
- Which model of the GS1900 series has wall mount kit included?
- Bootloop when importing custom certificate on switch
- GS1350 - Cloud Mode with Smart Managed Switch for Surveillance
- How to remotely determine that the main PSU broke down or failed to plan for the elimination of this problem? See all 24 articles
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Stacking
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Security / Filtering
- MAC Pinning feature in ZyXEL Ethernet Switches
- How to configure bandwidth control on 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
- How can I configure QoS in GS1900 for multicast streams? See all 7 articles
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Spanning Tree
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VLAN
- Voice VLAN on Zyxel GS1920
- How to configure VLAN on Zyxel Switch
- In what scenario will I need to use IP subnet based VLAN?
- 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? See all 7 articles
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Multicast / IGMP
WLAN
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Controller
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Multy
- 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
- Where I can find connected devices on my Multy device
- How to build a Ethernet backhaul on Multy X, Multy Plus, and Multy mini?
- Which ports does Multy X use for communication to the Multy App via cloud service? See all 24 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
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Gateway
- Update firmware per FTP on your Nebula Security Gateway (NSG)
- Accessing your Nebula Security Gateway via SSH from the internet (NSG)
- Traffic shaping / Global bandwidth limits
- Configuring the PPPoE internet dial-up on your Nebula Security Gateways (NSG)
- Maximum number of routing and firewall rules on your Nebula Security Gateway (NSG)
- Firewall-Configuration on your Nebula Security Gateway (NSG) See all 15 articles
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Switch
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APs
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Licensing
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Internal
Management and Monitoring
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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 devices, Gateway or Switch!
- myZyxel Marketplace - Purchase Licenses
- Re-register ZyWall to another MyZyxel Account See all 21 articles
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SecuReporter
xDSL / Fiber / Cellular
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GPON
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DSL / VDSL
- Where I can purchase the XMG5101-S10A in the EU?
- How to save “User configuration” as VMG default configuration
- How to Bridge VMG-Device over ADSL
- How to setup a bridge on AMG
- VMG8029-D70A - How can I order spare parts?
- Can´t print from my iPad / iPhone & or can´t connect my Chromecast See all 9 articles
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DSLAM
- 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)
- How to Access Modem over DSL and forward traffic via Bridge VES1724-56(b2):
- DSLAM / CPE: How to Manage VMG-Device over VDSL and Bridge traffic to Clients
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LTE
Digital Home
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NAS
- FAQ - Digital Home
- NAS device shows different capacity of hard drives than manufacturer
- Verified Hard Disk List for NAS Series
- Upgrading latest NAS remote code execution vulnerability firmware
- How to regenerate original self-signed certificates on NAS series storage
- How to import Let's Encrypt certificate on NAS series storage See all 40 articles
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Camera
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Powerline
Warranty & Services
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Enhanced Services
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Warranty
- Repair- and Spare Part- Service for Zyxel Products
- Impacts to the RMA delivery schedule by Covid-19 restrictions
- End-Of-Life list (List of devices which do not receive support due to age)
- How do I apply for an RMA number?
- I received a damaged device from my sales partner - What now?
- Buying spare parts for Zyxel products See all 10 articles
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Campus Academy
Virtual Lab(Demo)
Popular Help Topics
- VPN Guideline - Choosing the right VPN-type for your Home-Office (+Useful Links & Tutorials)
- FAQ - Security Appliances and Services
- Weekly Firmware / Support Version / Lab Version
- FAQ - Switch
- FAQ - WLAN
- FAQ - Nebula
- FAQ - Other Products (LTE, DSL, MyZyxel & Secu Reporter)
- FAQ - Digital Home
- New SSO Login for Customer Portals
