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💡Duo Security Authentication Integration Guide
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💬 Your Firewall Story Could Earn You $35 Across Two Platforms!
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Secure Start with Zyxel x Tailscale 🎁 Get 6 Months of Tailscale VPN Free, Before Oct.!
This discussion has been moved.
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[Trade-Up Program] 🔄 Time to Trade Up: Say Goodbye to Legacy USG, Hello to Next-Level Securi…
Time to Trade Up: Upgrade Your Legacy USG and Unlock a Powerful New Experience.
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L2TP MacOS guides are up to date?
I've searched procedures/guides to configure L2TP connections between ZLD 5.x devices and MacOS computers. I found these… https://mysupport.zyxel.com/hc/en-us/articles/360005956720-Configure-L2TP-VPN-client-on-macOS…
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Qnap VPN behind a USG20W-VPN Firewall
Good morning,I have this problem: I use the Qbelt VPN on my QNAP NAS. The NAS's VPN server has an IP address of 10.10.10.1/24, the office network is 192.168.0.0/24, the firewall has an IP address of 192.168.0.1, and the NAS has an IP address of 192.168.0.250/24. When I connect with my home VPN, I ping the firewall…
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USG LITE60AX | Multiple LAN / port settings
Is the ability to have multiple LANs without setting up VLANs an implementation that will never be added?
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Flex 200 L2TP VPN server
Hello is it possible when using the authentication as Nebula Cloud authentication to have MFA enabled for the L2TP VPN Connection?
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Bug Report / Feature Request — USG FLEX Web UI: 2FA verification field does not accept ENTER key
Summary Inconsistent keyboard behaviour between the login stage and the 2FA verification stage creates a daily usability and security friction point for administrators using standalone mode with 2FA enabled. Current behaviour Step 1 — Username/password screen: ENTER key submits the form correctly. Step 2 — 2FA verification…
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Any idea why we can't receive traffic from a few specific IP addresses
I am having an issue on my FLEX 500 (up to date on latest firmware and signatures). We have an SSTP VPN behind the router and 2 people out of all our users can't connect anymore. They had been able to connect for more than a year without issues. I have tried disabling security services and creating rules to allow them to…
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Flex 700 Remote S2S branches with same LAN IP (cannot be touched)
So fellas, I ran out of ideas. I have 2 S2S branches with the same LAN IP. So far I was unsuccessful with whatever NAT I tried on the central endpoint. What I am missing is that the Flex FW let me NAT a fake destination (one of the remote sites) match the tunnel and THEN does NAT - like any other FW I know. e.g. my real…
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ZyWALL 110 Firmware Upgrades (4.20 - 4.73)
We have temporarily added a second location so I need to pull one of our old Zywall 110 units out of retirement. I want to update it from 4.20 to the latest 4.73 firmware. Unfortunately, when I log into the portal, it only offers 4.73. I checked the FTP server and cannot find a Zywall 110 folder. I'm sure there is a…
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L2TP connection fails with Mac OS Ventura, but works with windows
I'm trying to connect via L2TP VPN a MacBook with Mac OS Ventura (13.4.1) fully updated. With the same zyxel-device username, Windows 10 works without issues. With Mac OS, both OS and firewall tells me that username and password are uncorrect, however they are. Device is a fully updated (5.37) USG Flex 100 W. For creating…
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IKEv2 connection with Windows 11 native client
Dear Community, I tried several settings derived from several articles in this forum, but nothing worked. In the end, this is the state: I created a dial-in connection for IKEv2-Clients using the wizard built into our ATP500. Whenever I try to connect, I receive "server not responding". Using the same setup to establish a…
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How to run two IKEv2 tunnels (full + split) on the same router?
We have external staff accessing company resources via smartphones and laptops. Previously we used IPSec IKEv1 tunnels, but now we’re moving to IKEv2. Smartphones are already set up with an IKEv2 “all traffic” tunnel (EAP auth with username/password, config payload works fine). Now we want laptops/PCs to connect via IKEv2…
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add more blocked countries
I am only allowed to add 10 BLOCKED countries in country restrictions on USG LITE 60AX
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how to create vpn ssl with client openvpn
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Starlink as failover on USG flex 100 H
Hi all, One of our clients has recently invested in a Starlink. We are wondering if anyone has attempted to setup a Starlink as a failover connection on a network where there is a server running DNS and DHCP on a USG Flex 100H Firewall. Kind regards, Luke Archbold.
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Fw: Bug Firmware V5.42(ABUH.1) / Zyxel USGFLEX 100
Hello, Except my mistake, I would like to inform you that there is an email notification bug since the new Firmware Version V5.42(ABUH.1) / 2026-02-08 02:18:35 update, affecting only the USGFLEX 100 model. The USGFLEX 100W model does not have this issue ! Specifically, when I receive emails, the sender and recipient…
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Recovery Steps for USG FLEX/ATP Series Application Patrol Signature Issue (Jan. 2025)
Symptom: The App Patrol signature release V1.0.0.20250123.0 may create parsing error on device for On-premises mode, application patrol daemon will not work well after updating this new signature though the rest of UTM features keep running. However, the worst case is that device may get stuck if device did rebooting…
