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How to restore the default setting of my USG FLEX H device?
Question: How to restore the default setting of my USG FLEX H device? Answer: You can reset the device to the default setting using web GUI, CLI and RESET button. Web GUI Select system-default.conf and click "Apply". CLI Use command to apply system-default.conf. How to use CLI to apply the configuration file? RESET button…
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Why is USG FLEX H firmware unavailable on myZyxel.com?
Question: I'd like to download the latest USG FLEX H firmware but the link in the download library which goes to portal.myzyxel.com has no firmware in it. Answer: If the factory default firmware version is 6.29 patch 2, you have to follow the wizard to upgrade the device to 1.08 and then upgrade to 1.10 P1 or later…
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How to configure ports P3 to P8 to the same LAN port ge3 on USG Flex 200H/HP models?
Scenario: By default, P1 and P2 are WAN ports, and P3 to P6 belong to the ge3 port, while P7 to P8 belong to the ge4 port. Users may wish to configure P3 to P8 ports to the same ge3 port. This FAQ will guide you on how to configure it. Answer : STEP1. Navigate to Object > Zone > To move the ge4 to Available. STEP2.…
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How to check Web-GUI access port number in USG Flex H series devices?
Question: Sometimes, users change the Web-GUI access port number for improved security. However, users might forget the port number accidentally. In such cases, how can users use CLI to check the Web-GUI access port number? Answer : Users can utilize the CLI command "show state vrf main http-server server" to examine the…
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How to check memory usage in USG Flex H series devices?
Question : For troubleshooting purposes, we may need to check the memory usage if is normal. This FAQ will guide you on how to check it. Answer : You can navigate to the device-GUI dashboard to check it, as shown below: Additionally, if you want to check the memory usage more in detail you can use CLIs to check it.…
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How to use CLI to delete multiple IP addresses on a WAN interface settings?
Question : As the FAQ : How to use CLI to add multiple IP addresses on a WAN interface? mentioned, we can use the CLI to add multiple IP addresses on a WAN interface. But how do we delete this setting? This FAQ will guide you. Answer : If I want to delete the three static IPs, 61.222.75.15, 61.222.75.16, and 61.222.75.17,…
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How to use CLI to add multiple IP addresses on a WAN interface?
Question: If I need to set multiple static WAN IP addresses on a WAN interface how to execute it? Answer : You can use CLI to add multiple IP addresses on a WAN interface, we set 61.222.75.15, 61.222.75.16, and 61.222.75.17 those three static IPs on USG Flex 200HP GE2 interface shown as below: usgflex200hp> edit running…
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How to use CLI to enable and disable security policy?
Scenario : For debugging purposes, we may need to enable or disable the security policy for further verification. This article will guide you on how to use the CLI to enable or disable the security policy on the USG Flex H series model(we used the USG Flex 100H as an example): Answer : To enable the security policy.…
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How to use CLI to apply the configuration file?
Question: How to use CLI to apply the configuration file? Answer: usgflex200h> cmd config-apply <file-name>
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How to troubleshoot when USG FLEX H is freezing and not responding?
Scenario: This article describes troubleshooting steps to take when the USG FLEX H becomes unresponsive. If the firewall is freezing and both GUI and SSH are inaccessible, connect console cable to the device and open TeraTerm. Serial Port > Baud rate: 115200. Check if console is still working when you enter any commands on…
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How to enable console log level 8 on the USG Flex H seriers models?
Scenario : For debugging purposes, we may need to print the higher-level console to help us to analyze the possible reason, this article will guide you on how to activate it. Answer : Please use Tera Term and navigate Control > Send break. Then type "8" and enter to enable the Log level to 8, as below shown:
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Why are Remote SSH and Remote Configurator greyed out?
Question: The USG FLEX H device is added to a nebula site with Nebula Pro Pack license. Why are the features in Live Tools greyed out? Answer: Only the account with the following privilege can establish Remote SSH and Remote configurator. Owner of the organization Administrators with delegate owner’s authority
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Does USG FLEX H support Two Factor with Google Authenticator?
Question: Does USG FLEX H support Two Factor with Google Authenticator? Answer: In the latest version 1.10, USG FLEX H supports Two Factor with Google Authenticator for Admin access only. The following services are supported. Web GUI access SSH
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How to show the running configuration using command on uOS?
Question: I'd like to use command to check some settings directly on SSH or console without downloading the configuration file. What is the command to show the running configuration? Answer: You can use the command show the running configuration and append the keyword to search a certain feature. show config running all |…
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What is the behavior of RESET button?
Question: What is the behavior of RESET button? Answer: Press more than 7 seconds to reset to system default Press more than 30 seconds to return to factory default
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Does FLEX H Support AP Controller?
We will support AP Controller (on-prem) on uOS 1.20. Will be launched next April (2024)
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How to configure MAC Address Setting on uOS?
Question: How to configure MAC Address Setting on uOS just like that on ZLD? Answer: Enter the following commands. usgflex200h> edit running usgflex200h running config# vrf main interface ethernet ge2 ethernet mac-address 00:22:44:AA:BB:CC usgflex200h running config# commit
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How to display the standby firmware partition on GUI?
Question: There is only one firmware slot on GUI. How to display the standby firmware partition on GUI? Answer: 1. Enter the following commands. Remember to enter "copy running startup" to save the setting to the the device. usgflex200h> edit running usgflex200h running config# gui system standby-firmware-display true…
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How can I quickly check uOS Internet connection using the CLI?
Question How can I quickly check uOS Internet connection using the CLI? Answer We can run the CLI usgflex200h> cmd internet-check to have quick Internet check.
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How to clear sessions in uOS?
Question Occasionally, for troubleshooting purposes, we need to clear specific hosts, IPs, or service ports from the firewall. How do we flush sessions in uOS Answer We can flush connection by CLI usgflex200h> cmd conn clear source|sport|dport|protocol|destination e.g. clear a host established connection in uOS.…