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NAT and UDP with fragments
FLEX H V1.35 When you do a NAT rule for UDP ports when traffic comes in only UDP packets are sent to Internal IP any fragments belonging to the UDP on Incoming Interface are not send to Internal IP.
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FLEX 100H firewall zone bug
We ran into some odd behavior that appears to be a bug on a FLEX 100H running latest 1.32 firmware. We have a firewall rule which blocks NetBIOS packets from ANY-to-WAN, and another rule which allows all packets from LAN-to-IPSec. For some reason, the ANY-to-WAN rule is blocking packets that are supposed to be sent over…
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H series router no hot fields in GUI
This is a feature request for 'hot fields' to be returned to the router GUI. We don't want to drill down every time to make a selection and we don't want the mouse to be the sole method for object selection. Example 1 Example 2
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IPS iSCSI warnings.
What is this warning telling me? I am familiar with both the source and the destination machines. Is this reporting that the source "192.168.11.13" is doing something to the destination that is harmful or unwanted? I am very familiar with the source, and I would like to assume it is clean an safe. What is IPS detecting…
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H series routers don't support DNS flush
When will we get the option to Flush DNS. The Gen 2 router CLI command ip dns server cache-flush Does not appear available on H series
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Zyxel 500 H VPN Speed
Hello everyone, My company bought zyxel 500H from distiributor which my distributor adverttised it as device with safety, high - performance vpn (don't have any experience with Zyxel, earlier we have Cisco, HPE and TP-link solution). Company has bandtwith 1Gbit/s, infrastructure speed and data server output speed >1Gbit/s,…
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H series 1.35 - Impossible to use valid SSL certificate
Hello everyone, I'm trying to upload my SSL certificate (that is valid and it is a wildcard SSL) on a firewall. I'm looking into this area: Anyway I cannot upload standard file like *.crt and *.key like I did multiple times on different devices. Is there something that I'm missing?
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USG FLEX700h v1.35(ABZI.1)
Noticed a new firmware update pop up for the 700h on my system user updates. I upgraded to v1.35(abzi.1) and now nebula tells me there is a new firmware update is available. If I do this update it takes me back to v1.35(abzi.0). I take it (abzi.1) is the latest version and I should ignore nebula? Thanks
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Speed test issue for 200H
I just installed my first USGFLEX200H-EU0101F, it will probably be the last. Out of the box on a 1000/1000Mbps fiber, it could max deliver 250/975Mbps. an ok upload but download is unacceptable. All security was turned off, then the share could just climb up to 580/980Mbps. It's just not good enough. Latest firmware didn't…
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WAN Ports have no connection after restart
Hi, i migrated two Flex 100 to Flex 100 H and experience at both the same behaviour. After a restart, the WAN ports have no connection. I have to manually unplug the cables from the port. After that, the port starts getting IP via DHCP, or with static IP traffic start flowing. Does anybody have a solution? Thanks
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USG Flex 700H - i need to revert to firmware 1.32 ASAP
Firmware 1.35 is too unstable for us - i need to revert back to 1.32 ASAP. How do i do that? Zyxel, please PM me.
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H series 1.35 FW download is impossible
Hello everyone, when you go to: https://www.zyxel.com/it/it/support/download?model=usg-flex-100h to download the firmwares of H series (in the link the example for 100H) you cannot do them. You see this: But when you click on Download green button you get this error: How can I solve this?
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Flex H series - firmware 1.35 - Nebula is mandatory?
Hello everyone, I'm setting up some new H series, when I config them at the beginning I choose web management instead of Nebula to have all the options but when I have to register the device to a Zyxel Account I see that Nebula enrolls Flex H directly on an ORG on Nebula. So is it mandatory to have that firewall on Nebula…
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How to display hostname in traffic statistic ?
Hello, on my Flex200H (FW 1.35), i want to see hostname of ip client in traffic analysis. when you go to Network status > Devis Insight > you can see client ip and their computer hostname but when you go to Traffic Statistic > Application usage > you see the ip adress but no more hostname. how to add hostname in column ?
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Site to site with real Certificates on CGNAT
USG FLEX 200H V1.35(ABWV.0) So yes any NAT is bad but there is something not right with FLEX H with real Certificates that works fine on old models. Here is what works under IKEv2 VPN300 has link to mobile broadband by FWA510 it is nailed up to going to dnsip.no-ip.org Certificate zyxel-router5.ddns.net on the other end…
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USG FLEX H V1.35 - IPSec connectivity check
According to the release notes, Connectivity Check for IPSec VPN was implemented in this new firmware. How can I configure this? I am not seeing it under the IPSec VPN settings.
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Can this ARPing be stopped?
With FLEX H it tries to ARP on a WAN interface outside the given IP WAN it should not be needed to be done and my ISP does ignore them but best not to have them sent out also ARP broadcast when doing ping check ever 5 seconds plus more if you do another ping check rule in routing it would be best to only do a ARP broadcast…
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USG Flex 100H Firmware Update Problem
I can't upgrade the Firmware of my new USG. The online-update always fails. Where can I download the the file, to update it from my pc?
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V1.31(ABZI.0) Stop working Content Filtering
Good day, My question is if it happens to anyone else that the content filter is not working since since I installed the new version this is the only service that does not work and bypasses all the pages, thank you for the support if you have any solution.
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Cannot upgrade to v1.30 on USG Flex 200H. What's causing this?
Hello there! I am looking to upgrade to firmware version v1.30 on the USG Flex 200H because I am experiencing and issue where the device randomly reboots. I have tried to look through the system logs to for a trace of the issue but can't seem to find any logs pertaining to the issue. In the meantime, I was looking to…