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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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USG FLEX 100AX FW 5.43(ACFN.0) Forces ADMIN Password Reset Every Login
I updated firmware V5.43(ACFN.0) to Partition 1 and left 5.40(ACFN.0) in Partition 2. Every time I login to 5.43(ACFN.0) it claims my password has to be changed but the status shows it was changed recently and expires in 2027. When I log into 5.40(ACFN.0), this does not occur. I seem to recall this issue previously, but…
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USG20W-VPN Update FW 5.39 to 5.43 Setup 2FA Day Before Stopped Working
Yesterday updated a USG20W-VPN Update FW 5.39(ABAR.1) to 5.43(ABAR.0) different Partition. I successfully setup 2FA with Microsoft Authenticator APP, but when I went to log in a day later it wants me to setup 2FA again. The setup fails with the following error message: I can skip the setup, but apparently it fails every…
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Automated TLS Certificate Renewal/Import for USG FLEX, FLEX H and ATP Series
Hello, We are using COMODO certificates on about 70 ZyWALL appliances. With the recent CA/Browser Forum changes regarding the maximum validity period of publicly trusted TLS certificates, certificate lifecycle management is becoming increasingly important. The transition has already started in March 2026, and the maximum…
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Content Filter Blocking Everything After Firmware Update
USG500H firmware v1.38 Content filter Business Productivity Protection with only the following checked: Potential Criminal Activities Sexual Materials Dating Personals Nudity Potential Hacking Computer Crime Potential Illegal Software Violence P2P File Sharing Pornography Web Ads I've created Allow exceptions for:…
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Something odd with having a bridgemode domain on old USG V4.73(AAKY.2)
So on my USG60 is my backup DNS that does recursion lookups no forwarders needed. I did know that for some reason CloudFlare has bridgemode.com and bridgemode.net but not bridgemode.network or bridgemode.co.uk which are now mine. But if I do a lookup to USG60 for bridgemode.network or bridgemode.co.uk I get Header: ID=1,…
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Problem loading a .conf configuration file onto an ATP200.
Good morning. I am having trouble uploading a .conf configuration file to an ATP200 after exporting it from another ATP200 running the same firmware version. When I upload the file, the standard "upload in progress" message appears, but it takes about 10 minutes before the 5-minute countdown even begins. Once those 5…
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ZyWALL IPSec VPN Client SecuExtander and ARM systems- Alternatives, Workarounds?
Hello, I know this topic was talked about alot of times. But i want to know answers… Our whole company uses ZyWALL IPSec VPN Client SecuExtender to connect to our company firewall USG FLEX 500 and access remote desktops in our local network. (We have over 20 licenses) Now some users bought laptops with ARM platforms…
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Procedure for lost password on zyxel usg40W
I looking for a procedure to recover a router zyxel USG40W when you loose the password , and want to connect to the console port to change the password and recover the old configuration.
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Flex 100 Gradually Gets Slower Until Reboot
Hi, We have a Zyxel Flex 100 that seems to have an issue in that it gradually slows down web/vpn/voip calls etc over the space of around 10 days. After 10 days we then have to reboot the device by pulling the plug as the web gui does not respond nor does ssh. Once rebooted everything goes back to normal speed and voip…
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Strange Behaviour - IPSec VPN among USG Flex 50 H and USG Flex 100
Thanks to @PeterUK and Base44 for allowing me to produce this network diagram. Take some time for have a look, then read the following experience. USG Flex 100 have several IPSEC site-to-site VPNs working. Most of thems are ZLD 5.0 devices (USG Flex 50 and USG Flex 100) with one USG 20 ZLD 3.0 endpoint (behind a CGNAT…
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Two quick questions on USGlite 60ax
Hello I was assessing replacing my openwrt router with a lite 60ax security gateway but I’m finding two limitations that pretty much kills any interest in purchasing it 1. IPsec/L2TP VPN Windows native VPN client sucks badly and I don’t want to be at their mercy to have vpn working. Are there any plans to add native…
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USG50/60 --> VPN Linux StrongSwan or other
Greetings community! Has anyone solved the problem of IP-Sec connection on USG50/60 routers with a Linux/Windows VPN server? I have a distributed network with remote branches. I'm thinking of virtualizing my central core of the network and replacing the hardware router with a software solution. Has anyone succeeded in…
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How to remove a decommissioned firewall from SecuReporter (cloud side only)?
A Zyxel firewall (USG20W-VPN) has just been decommissioned and stays permanently offline from our side. It may be factory reset and donated to somebody else later. I still receive scheduled SecuReporter email reports for this device. The reports are empty in the meantime, obviously. I want to stop these reports and remove…
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How do i activate a security role using CLI on a USG Flex 100 (NON H Modell)
Hi, i`m trying to activate a existing security role on a USG Flex 100 I`m using Putty to connect Connected, "configure terminal" works. But once i try to switch to the subdirectory using "secure-policy" i get "command not found" What`s the correct syntax? Thanks
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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,
