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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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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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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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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,
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Remote Access VPN and Site-to-site VPN broke with firmware 5.43 on ATP200
Customer 1: Remote Access VPN, Nebula configured with Nebula cloud authentication server and 2FA enabled does not work anymore with SecuExtender VPN client. VPN client console report: 3 attempts with no response. It was last working friday july 31. Configuration status in NCC report: Not up to date - tried rebooting ATP200…
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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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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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How to display log of outgoing traffic from specific LAN ip address to specific WAN
Hi Folks: I am trying to set up a second mail server (testing new mail server software) and having problems with outgoing mail being blocked. I am trying to determine if SMTP traffic from the server is actually being sent out over the WAN. (WAN2) I have a mail server running on WAN1 which is working perfectly and despite…
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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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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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USG Flex 100, changes in security profiles not saved
Hello, I don't know since when, but my Zyxel USG Flex 100 is not saving any changes to existing security profiles, not at config details and also not of at least the names. Reboot of USG did not help, issue still exists. Current Version: V5.42(ABUH.1) Released Date: 2026-02-08 02:18:35 What is also strange: If I go to…
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Incident Report – Possible Firmware 5.42 Issue (USG FLEX 200)
Dear Zyxel Support, We would like to report a possible issue related to Firmware Version 5.42 affecting Zyxel USG FLEX 200 firewalls. After upgrading several devices to Firmware 5.42, we identified that the Web GUI becomes inaccessible while the firewall continues to operate partially. Observed Symptoms The Web GUI becomes…
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My USGFlex200H is blocking SMB. The old USGFlex200 passed SMB.
I can't successfully create a rule that permits SMB (TCP/UDP, I forget the ports). Why would the USGFlex200H be blocking this by default, it has disconnected our Macintosh computers from the Windows Server (Yes, it is in the security log as blocked). Can someone help me with this? Thank you.
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What are the main reasons for replacing a usg40-Firewall with a tyxel Flex 100
We still still use a usg40 firewall (behind a DSL modem) to filter and block incoming traffic into our office network, constisting of 12 PCs.. What are the main reasons why we should migrate to a Zyxel FLEX 100? Is the migration using the migration tool simple enough, that a normal windows IT Admin can perform it, or do…
