Skip to main content
Logo
Experience Lab FAQ Nebula Status
Contact us Contact us
  • myZyxel
  • Nebula
  • SecuReporter
  • Astra
  • Circle
  • Marketplace
  • Store
  • Education
  • Community
  • Support
Sign in
English (United States) Български Čeština Dansk Deutsch Español Suomi Français Magyar Italiano Nederlands Norsk Polski Română Русский Slovenčina Svenska Türkçe
  1. Zyxel Support Campus EMEA
  2. Cybersecurity
  3. Legacy Series

Legacy Series

  • How to Convert and Apply NSG Configuration to USG FLEX H Series
  • Zyxel ZyWALL IPSec VPN Client SecuExtander - Resolving Connection Panel Visibility Issue
  • Zyxel Firewall Convert Tool - Troubleshoot Configuration Upload
  • VPN - Troubleshoot L2TP VPN over IPSec
  • VPN2S - Configure L2TP VPN
  • VPN - Configure L2TP over IPSec VPN using PSK Stand-alone mode
  • Legacy USG - How to configure BWM (QoS) and BWM for VoIP
  • INT DNS Suffix with SSL VPN SecuExtender
  • Zyxel Firewall VPN Routing - Routing traffic from VPN tunnel to another VPN site VPN Routing
  • How do I clear the ARP table in ZyWALL/USG?
  • Is it possible to find out the temperature of the processor and motherboard in the ZyWALL 110/310/1100?
  • Legacy USG - How to setup SNAT in a VPN tunnel
  • VLAN - Configure VLAN on Legacy USG
  • Legacy USG - Configure Content Filter
  • Procedure to reboot device when ZySH is busy via Console
  • IPsec VPN (IKEv1) - typical error log messages
  • Legacy USG - Configure 2 WAN connections with the same VLAN
  • Legacy USG - Configure an Anti-Spam Policy with Mail Scan and DNSBL
  • Wake On LAN configuration with ZyWALL USG
  • How to configure IKEv2 with MS-CHAPv2 on ZyWALL?
  • VPN - Configure L2TP VPN with Certificate on Windows 10
  • VPN - Configure L2TP over IPSec for Windows, MacOS X & iPhone iOS
  • IPSec Client - My IPSEC tunnel won´t open on Windows 10!

Sign up for our newsletters to get the latest news!

Follow us on
  • Support
    • Support Overview
    • Community
    • Download Library
    • Warranty Information
    • Security Advisories
    • Other Terms & Announcements
  • Where to Buy
    • Zyxel Marketplace
    • Locate Partners
    • Distributors
  • News
    • Newsroom
    • Press Releases
    • Awards & Reviews
    • Newsletters
    • Blogs
  • Partner
    • Partner Log In
    • Partner Program
    • Ecosystem Partners
  • Company
    • About Zyxel
    • Sustainability
    • Success Stories
    • Zyxel Communications

Copyright © 2025 Zyxel and/or its affiliates. All Rights Reserved. Visit Zyxel

Legal Notice Privacy Statement
Type a question, press Enter…
/hc/theming_assets/01J2ZZZMYH44QZ5DBGXE48CG52
Phase Out Information
Zyxel periodically provides end-of-life information and migration recommendations to our valued customers.
custom
/hc/theming_assets/01J2ZZZN7PVVR88HREAMFW19F1
The Zyxel Community is an online platform dedicated to networking enthusiasts, IT professionals, and Zyxel product users.
custom
/hc/theming_assets/01J2ZZZNGB20MYAWFSNCPJ8QTF
FAQ
The Zyxel online FAQ, dedicate to the frequently asked questions.
USG FLEX L2TP Android, Nebula License Migration, NAS326 Twonky Media Server
Warranty Expiration Date:
Model Name:

The Serial Number that you provided does not correspond to a Zyxel device.

To view your available support options, please enter a valid serial number.

To continue without a serial number and with limited options, clear your input and select “I don’t have a serial number.”

How to Find Your Serial Number
Your Sales Contact:
United Kingdom

Zyxel Networks UK Ltd.
Ireland

Zyxel Networks UK Ltd.
Belgium

Zyxel Networks Belgium
Unites States of America and Canada

Zyxel United States of America and Canada
Czech Republic

Zyxel Networks, o.z.
Denmark

Zyxel Communications A/S
Finland

Zyxel Communications
France

Zyxel France

Germany

Zyxel Deutschland GmbH
Austria

Zyxel Deutschland GmbH

Hungary

Hungary

Zyxel Hungary & SEE
Italy ZYXEL NETWORKS A/S - Fil. Italia
MiddleEastArea

Zyxel İletişim Teknolojileri A.Ş.
Nederland

Zyxel Networks
Norway

Zyxel Communications
Russian Federation

ООО «Зайксел Коммьюникейшнс РУ»

Sweden

Huvudkontor
Spain

Zyxel Networks A/S Succ. In Spain
Estonia

Zyxel Networks UK Ltd.
Greece

Zyxel Networks UK Ltd.
Latvia

Zyxel Networks UK Ltd.
Lithuania

Zyxel Networks UK Ltd.
Poland

Zyxel Communications
Romania

Zyxel Communications

Slovakia

Zyxel Networks, o.z.
Switzerland

Zyxel Switzerland
Türkçe

Zyxel İletişim Teknolojileri A.Ş.
Please type here...
Service Type:
Your Customer ID:

Dear Valued Customer,

Your device was identified as a product purchased through an Internet Service Provider (ISP), a Mobile Network Provider, or a retail shop that obtained the device through one of these providers.

Please contact the Internet Service Provider (ISP), Mobile Network Provider, or the shop where you purchased the device for Support or Warranty services.

Important notice:
Zyxel Networks (support.zyxel.eu) is not responsible for providing support or warranty services for this product, as it was originally designed for exclusive distribution agreements with the partners mentioned above.

Zyxel Communications, the entity responsible for this product line, accepts support requests only through the official support channels of the ISP, Mobile Network Provider, or reseller.

If you are unsure which provider or shop to contact, please refer to the article below:

More Information

We were unable to verify the Support and Warranty status of your device using the provided Serial Number.

If your device is supported in the US region, including: American Samoa, Belize, Bolivia, Canada, Colombia, Costa Rica, Cuba, Dominican Republic, El Salvador, Guam, Guatemala, Haiti, Honduras, Jamaica, Nicaragua, Northern Mariana Islands, Panama, Puerto Rico, U.S. Virgin Islands, or the United States of America, please select the button “Contact US Support”.

For all other regions, please select “Contact Support Other Regions”.

Please note that this portal is exclusively intended for products and services sold in the EMEA region.

Contact US Support Contact Support Other Regions
Please attach an invoice of your defective device(s) as proof of purchase.
Dear Zyxel Customer, We are currently experiencing issues with the Serial Number check, which may result in a timeout. Please try again later. In the meantime, you can sign in or continue using the options below without entering a Serial Number. Thank you for your understanding.

Website Feedback

Help us improve the Support Portal.

This form is only for website feedback. It is not for support requests.