USG Flex Series

Discussion List

• By Peppino November 2025
  
  Setup Guide - IKEv2 VPN from Ubuntu 24.04 to an USGFLEX 200H

  Question Peppino 461 views 0 comments 1 point Most recent by Peppino November 2025Security Started by Peppino November 2025

  0 Reaction 0 Comments 461 Views November 2025
• By Zyxel_Bruce September 2025
  
  [2025 October Spotlight] AI-powered Smart Weekly Report Summaries

  Zyxel_Bruce 578 views 0 comments 0 points Most recent by Zyxel_Bruce September 2025Security Highlight Started by Zyxel_Bruce September 2025

  0 Reaction 0 Comments 578 Views September 2025
• By Zyxel_Bruce June 2025
  
  [Tips & Tricks] ⚙Set up your USG FLEX H before it’s online

  Zyxel_Bruce 1.1K views 5 comments 0 points Most recent by Dpj August 2025Security Highlight Started by Zyxel_Bruce June 2025 | Most recent by Dpj August 2025

  0 Reaction 5 Comments 1128 Views June 2025
• By Zyxel_Bruce June 2025
  
  [2025 July Spotlight] 🔐Stronger Together: Zyxel x Avast SMB Security Integration

  Zyxel_Bruce 823 views 0 comments 0 points Most recent by Zyxel_Bruce June 2025Security Highlight Started by Zyxel_Bruce June 2025

  0 Reaction 0 Comments 823 Views June 2025
• By Zyxel_Jeff June 2024
  
  How long will the WAN failover feature take?

  Zyxel_Jeff 344 views 0 comments 0 points Most recent by Zyxel_Jeff June 2024Networking Started by Zyxel_Jeff June 2024

  0 Reaction 0 Comments 344 Views June 2024
• By Zyxel_Jeff May 2024
  
  Do I have to add extra security policies to ping IPSec VPN tunnel when IPSec VPN tunnel is connected

  Zyxel_Jeff 280 views 0 comments 0 points Most recent by Zyxel_Jeff May 2024VPN Started by Zyxel_Jeff May 2024

  0 Reaction 0 Comments 280 Views May 2024
• By Zyxel_Jeff May 2024
  
  How to connect the console cable to the USG Flex50/USG20-VPN/USG20W-VPN models?

  Zyxel_Jeff 1.3K views 0 comments 0 points Most recent by Zyxel_Jeff May 2024Maintenance Started by Zyxel_Jeff May 2024

  0 Reaction 0 Comments 1329 Views May 2024
• By Zyxel_Jeff May 2024
  
  [Nebula] Why is Anti-Malware signature not updating?

  Zyxel_Jeff 258 views 0 comments 0 points Most recent by Zyxel_Jeff May 2024Security Service Started by Zyxel_Jeff May 2024

  0 Reaction 0 Comments 258 Views May 2024
• By Zyxel_Jeff April 2024
  
  [ATP/FLEX] Why did the Nebula firewall firmware update fail? How can this issue be resolved?

  Zyxel_Jeff 326 views 0 comments 0 points Most recent by Zyxel_Jeff April 2024Maintenance Started by Zyxel_Jeff April 2024

  0 Reaction 0 Comments 326 Views April 2024
• By Zyxel_Jeff April 2024
  
  How to check the firewall operate in on-premise mode or Nebula mode via the CLI?

  Zyxel_Jeff 182 views 0 comments 0 points Most recent by Zyxel_Jeff April 2024Maintenance Started by Zyxel_Jeff April 2024

  0 Reaction 0 Comments 182 Views April 2024
• By Zyxel_Jeff April 2024
  
  [ATP/FLEX] How to block the specific IP to access or establish VPN with the Nebula firewall?

  Zyxel_Jeff 386 views 0 comments 0 points Most recent by Zyxel_Jeff April 2024Security Service Started by Zyxel_Jeff April 2024

  0 Reaction 0 Comments 386 Views April 2024
• By Zyxel_Jeff April 2024
  
  How to check the session and traffic count information for Geo IP ?

  Zyxel_Jeff 134 views 0 comments 0 points Most recent by Zyxel_Jeff April 2024Maintenance Started by Zyxel_Jeff April 2024

  0 Reaction 0 Comments 134 Views April 2024
• By Zyxel_Jeff April 2024
  
  How to check the statistics of the App Patrol through the Web GUI and CLI?

  Zyxel_Jeff 297 views 0 comments 0 points Most recent by Zyxel_Jeff April 2024Security Service Started by Zyxel_Jeff April 2024

  0 Reaction 0 Comments 297 Views April 2024
• By Zyxel_Jeff April 2024
  
  Why the site-to-site VPN tunnel will disconnect hourly? How to reslove it?

  Zyxel_Jeff 276 views 0 comments 0 points Most recent by Zyxel_Jeff April 2024VPN Started by Zyxel_Jeff April 2024

  0 Reaction 0 Comments 276 Views April 2024
• By Zyxel_Jeff April 2024
  
  How to check system uptime on USG Flex H series models via Web-GUI and CLI command?

  Zyxel_Jeff 561 views 0 comments 0 points Most recent by Zyxel_Jeff April 2024Maintenance Started by Zyxel_Jeff April 2024

  0 Reaction 0 Comments 561 Views April 2024