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Configuration migration best practice
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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.!
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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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Site to site tunnels stopped connecting
So this is a Zywall 110 yes I know old but had a problem that some tunnel just would not connect to the FLEX 700H (which is not the problem) yet there were tunnels that did connect fine to FLEX 700H. On the Zywall 110 I tried disabling and enabling the tunnel but they just would not come o line in the end I rebooted the…
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Request for legacy firmware V5.38ABAQ1C0 for USG FLEX 50
Hi, can anyone provide link to legacy firmware ? It is not available on Zyxel download portal anymore. Thanks
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USG FLEX 50H , block devices in Device insight is not working
For a long while now , the function to block devices in the Device insight list is not working . Or it may work 1 in 1000 tries. What can be done ? firmware on it v1.37 .
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USG FLEX 50 cannot upgrade firmware from old version
Hi.. I have USG FLEX 50, currently installed V5.30(ABAQ.0). I am trying to upgrade to newest version V5.42(ABAQ.0). This fails.. Upgrade seems to be running, but after long time (more then 10 minutes), there is no device reboot, just logout.. Nothing changes, fw not upgraded... Tried cloud upgrade or local upload, same…
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Radius server on ZyXEL FLEX H with SSL VPN
Recently upgraded to FLEX H series and in same time to WIndows Server 2025. We used to have AD Integration for VPN, so that users could be defined on AD. Classic implementation (TCP389) still works with new FLEX H series combined with SSL and OpenVPN Client. But as we have to move on to Windows Server 2025, classic LDAP on…
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Content Filter profiles and security policies priority
Good morning i need to apply a stricter content filter profile to the whole LAN, while some hosts need a more permissive one. I thought i just needed to apply the stricter profile to the "LAN_Outgoing" default rule and to write an upper priority rule with the more permissive profile for my trusted hosts group. Seems to me…
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SecuReporter error: cant add my email address
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When will the USG lite 60AX
get a new firmware?
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my USG Flex 50 ist limited to 64 entries of static DHCP entries
ist looks like that my USG Flex is limited to only 64 entries of static DHCP entries CLI Number: 4 Error Number: -4008 Error Message: 'Static host have reached the maximum number. where the problem? is there a switch to get more entries?
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FLEX500: Application Patrol: HideMyAss, x-vpn and Psiphon false positives?
Hello, I'm experiencing a strange issue for the last 3-4 weeks as my FLEX500 is logging HideMyAss, x-vpn and Psiphon outgoing connections from many windows 10 and windows 11 lan computers. These connections are vs specific public ips, ports 80 and 443, i.e. : HideMyAss 52.21.115.110 34.111.175.102 34.160.176.28…
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SCR 50AXE NAT rule IP addresses
Hi, I have read numerous articles about this, but don't seem to be able to get a definitive answer. I need to have multiple IP addresses in the 'Allow remote IP' but can't as it supports a single address. So the solution for that is to add multiple rules, but when I try that it says that the port is already used. So is it…
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Where do I report false positive for Reputation Filter
A local restaurant made its' way on the false positive list. The IP of the restaurant is: 198.71.232.3 https://hamachichicago.com/ I have manually allowed it for my site but for some reason their web site is coming up as a botnet under IP reputation however URL list is categorizing it correct as restaurant. Thank you,
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Full Cone NAT via FLEX H
Hi, I replaced an ATP200 with a USG FLEX 100 H on a network with a public IP address and a PBX in LAN. Some public ports were mapped via NAT to the internal PBX. With ATP200 was all ok, with FLEX H clients can start VoIP calls, but the voice didn't pass via NAT. PBX Technincian spoke about Full Cone NAT, Restricted Cone…
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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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USG flex 200H
Guten Tag Zusammen, Auf der Kunden Firewall wird im VPN Status bei einer Verbindung immer zwei "Tunnels" angezeigt. Auf der Gegenseite ist eine Azure Firewall von Microsoft. Was könnte der Grund sein das auf der USG flex 200H zwei Tunnels angezeigt werden? Danke für Eure Antwort. Hello everyone, On the customer's firewall,…
