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Connection drops periodically for a few seconds
Hello everyone, I used 2 ZyXEL devices: Firewall: USG20-VPN Switch: GS1920-24HP Two devices have been Nebula connected. But my network is unstable, the connection drops periodically for a few seconds, maybe mili seconds, and then back to normal. This problem occurs continuously, about 10 times in 1 hour or more. This is…
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USG20-VPN
Hello, My USG20-VPN no longer lets me log in at all. I've had the same password for 3 years now without issue. The screen i go to for login has changed since last time…it now says Flex 50 instead of the old screen that said USG20-vpn. i've put several of these into service at various locations and they all still have the…
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VLN Limit: Max of 8
Have run into a situation where we are limited on VLAN count. By default the USG FLEX 100 will only allow 8 VLAN networks to be created. We have now maxed that out and need to create more. Using in a router-on-a-stick type situation to segregate network segments/zones on a managed switch. Is there a reason it is hardcoded…
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Is there a way to suggest new apps for app patrol? Looking for ooma VOIP
As I am getting accustomed to using AppPatrol vs opening ports manually I coudl not get ooma VOIP to work using app patrol and had to revert to configuring ports. Ooma uses: remote UDP/TCP 53, 1194, 1294 remote TCP 80, 110, 443 remote UDP 67, 123, 3480 local UDP 49000 to 50000 remote UDP 10000 to 20000 Does Zyxel take…
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Where can I review what ports "app patrol" is opening for a particular app?
Where can I review what ports "app patrol" is opening for a particular app? I can see the sub groups such a s"web streaming". But where can I review the actual ports?
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ZyWALL VPN Client not working
Hello I hope I'm posting to the right place. Long story short I have been unable to get remote access to my office computer from my home computer. Our IT guy has made numerous attempts at troubleshooting, initially we thought it was my router blocking VPN access but after bringing home my boss' laptop with the same…
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Update USG60 from 4.33 to 4.73
Hi all, I'm a bit confused. I have a 4.33 firmware on USG60 and I would like to update to the lastest version 4.73. Can I have apply the 4.73 firmware directly or before I need to install the 4.38 then the 4.65 and last the 4.70? Thanks
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Why don't GEO-IP database oppdate?
The last one is 22.11.2021? I have a USG60 with the last firmware V4.70(AAKY.0).
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IPSec VPNs not passing traffic after upgrading firmware to latest version.
We are running multiple IPSec VPN connections using USG110 (firmware version 4.73) and USG40W (firmware version 4.73) routers. We recently went through and performed firmware updates due to vulnerability concerns. After applying the updates we have noticed that VPN traffic is not passing properly. No configuration was…
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Accessing my caldav with ddns Zywall 110
Hi! I'm having som trubbel accessing my caldav calendar when using it within the network wiht ddns, it works fine when useing 4g and it works fine when accecing it within the network when using the ip address. Can anyone help me with whati'm doing wrong? Zywall 110 Latest firmware
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Using VPN300 as AP Controller
Is there any ways to use VPN300 just as an AP controller? I intend to use another router but keep VPN300 just as an AP controller.
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SSL secuextender disconnect upon connection
Hello, I have a Windows 11 machine which will not stay connected to my ATP200's SSL VPN. I have several other devices (Win 10, MacBook Pro) which seem to be functioning normally. My firmware is V5.36(ABFW.2) the device is configured in stand alone mode. I have uninstalled and reinstalled the software and it produces the…
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VPN IPsec site-to-site disconnects
Hello everyone. I have a site-to-site IPsec VPN between two Zyxel firewalls: USG Flex 100 and USG 110. It disconnects in randomly for no reason. Can anyone give me some advice? Thanks
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USGFLEX50 firmware upgrade
Hi, I have a USGFLEX50 that needs to be updated. Current firmware is V5.30(ABAQ.0) I tried to upload the versions: 5.36(ABAQ.2) or 5.32(ABAQ.0) or 5.31(ABAQ.0), but I always get the same message Firmware not compatible. How can I solve the problem. Thanks !
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ATP 800 half ipsec tunnels don't up after reboot
After hang and restart half of ipsec tunnels don't up with ZW 1000. Need manually change passpharase to cert or from cert to passphara. After that tunnel is build On 1000 error On ATP Recv:[NOTIFY:INVALID_SIGNATURE]
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Broudcast 224.0.0.1 von dem Gateway vor Zyxell Flex 100 schreibt log voll
Hi, Geräteanordnung ISP - DigiBox(10.0.0.1) - Zywall(10.0.0.100;192.168.2.1) - Im log taucht folgendes auf … 10.0.0.1 224.0.0.1 notice secure-policy ACCESS BLOCK Match default rule, DROP Ich habe diverse Regeln eingefügt, zB habe ich Source 10.0.0.1 bzw. Destination 224.0.0.1 geblockt, also eine entsprechende Policy…
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Issues with firmware on couple of USG Flex 200 and Zywall 100
Hi. We are having issues with Flex 200 v 5.32(ABUI.0) and Zywall v 4.71(AAAA.0) ! the VPN service stoped working for the costumer , then wen we tryed to access the firewalls with the gui , they are unresponsive ! after a while we get: wrong Cli command device timeout… then we tryed to access withh ssh and there we are…
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Notification Emails and Certificate
I have a USG40W, I'm trying to setup notification of security alerts and daily logs by email to my Apple email account. I have generated a third-party app password for my Appleid, set System/Notification to use TLS, Start TLS and SMTP authentication with the Apple Mail SMTP server, my Apple username and the 3rd party…
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ATP 800 5.36p2 hangs
Debug logs.
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So many alerts "abnormal udp traffic detected, source port is zero" from LAN to WAN
Hello everyone, Most of my customers use Zyxel Firewall. Few weeks ago, one of them start to generate many alerts "abnormal udp traffic detected, source port is zero". Alerts are from LAN only to Zywall, like : No. Date/Time Source Destination Priority Category Note2023-02-27 14:01:42 “computer_local_ip:52276”…
