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USG FLEX H Series – Device LLDP
With the latest uOS firmware update, LLDP (Link Layer Discovery Protocol) functionality is now supported on the USG FLEX H Series devices, enhancing their capability for network discovery and device monitoring. This feature enables devices to automatically share and receive information about connected devices in the…
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USG FLEX H Series - GUI Enhancements
In the latest uOS firmware version 1.30 update for the USG FLEX H Series devices, several key GUI (Graphical User Interface) enhancements have been introduced, providing administrators with improved monitoring, control, and troubleshooting options directly from the device dashboard. Here’s an overview of these updates and…
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USG FLEX H Series - License Transfer Enhancement in Nebula Control Center
The latest release in Nebula Control Center (NCC) introduces an enhanced license transfer feature for the USG FLEX H Series, offering greater flexibility and control for administrators managing subscriptions across multiple devices. This enhancement allows licenses to be transferred within device tiers, between different…
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USG FLEX H Series - Security Profile Sync
The latest Zyxel firmware release introduces the Security Profile Sync feature, which enables centralized management and synchronization of security profiles across multiple devices in an organization. This feature was supported on the USG FLEX and ATP series models. In this release, the USG FLEX H Series is also…
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Entry Defense Pack for the USG FLEX H Series
The latest firmware release introduces the Entry Defense Pack, an additional subscription option for customers using Zyxel security appliances. This pack provides essential security features at a more affordable level compared to the full Gold Security Pack. The Entry Defense Pack offers essential protection capabilities,…
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Is MFA via email supported on USG FLEX H?
Question: Is MFA via email supported on USG FLEX H? Answer: MFA via email is not supported on USG FLEX H.
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Can I transfer configuration from ZyWall USG series to USG FLEX H series?
No, this migration path does not support configuration converters. The ZyWall USG series only has the configuration converter for the USG FLEX/ATP series.
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How to allow HTTPS Web GUI Access from WAN? (USG FLEX H)
Introduction: This article provides a step-by-step guide on how to securely access the Management Web GUI of your Zyxel Security Device (USG FLEX H) over the WAN using HTTPS. Baseline Setup: Before we begin, ensure you can connect to your device's Web GUI using its IP address and admin credentials. Security Device: USG…
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How to check HTTP process is running
You can use the following CLI to check HTTP process is running usgflex200h> cmd debug system ps | match "nginx" 7885 1 nginx root ? 19 0 0.0 0.0 Ss 27640 3328 1732 6910 11:28:33 00:00 00:00:00 nginx: master process /usr/sbin/nginx -g pid /var/run/nginx.pid; daemon on; master_process on;
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How to restart HTTP server on H series
Symptom: If you can't load WebGUI correctly. you can try to restart http process To Do: usgflex200h> cmd http-server restart OK.
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How to check the DHCP server process on H series?
Symptom: Clients cannot obtain IP address from DHCP server, And you have check clients sent DHCP discover but no reply. To Check: 1)Check the process is up by CLI, It will look like this with Interface.lease 2)Disable/Enable DHCP settings again to force process restart And contact zyxel support to find the root cause.
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How to check the ports associated with an interface on USG FLEX H using CLI?
Question: How to check the ports associated with an interface on USG FLEX H using CLI? Answer: usgflex200h> show config vrf main interface ethernet <interface_name>
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How to check HTTP and HTTPS settings on USG FLEX H using CLI?
Question: How to check HTTP and HTTPS settings on USG FLEX H using CLI? Answer: usgflex200h> show config vrf main http-server
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How to unlock the user who has been locked out due to multiple login failures on USG FLEX H?
Question: How to unlock the user who has been locked out due to multiple login failures on USG FLEX H? Answer: Step 1. Display lockout users usgflex200h> show lockout-users show-lockout-users lockout-list 10.214.36.17 username test1 remain-time 1724 .. .. Step 2. Unlock user usgflex200h> edit running usgflex200h running…
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Why can't I receive the VPN Verification Code by Email when using Two-Factor Authentication?
Question: Why can't I receive the VPN Verification Code by Email when using Two-Factor Authentication? Answer: On USG FLEX H, the only supported method for delivering authorization links for 2FA is Google Authenticator. Please follow these steps: 1. Set up Google Authenticator on your device. 2. Configure the VPN to use…
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How to display details about all active sessions on USG FLEX H using CLI?
Question: How to display details about all active sessions on USG FLEX H using CLI? Answer: usgflex200h> show conntracks | no-pager
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How to display all active sessions grouped by service or protocol on USG FLEX H using CLI?
Question: How to display all active sessions (forwarding traffic) grouped by service or protocol on USG FLEX H using CLI? Answer: usgflex200h> show conn summary service show-conn-summary ok conn 1 service HTTPS rx_bytes 27301881 tx_bytes 878989 session_count 37 .. conn 2 service Any-TCP rx_bytes 9571 tx_bytes 2979…
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How to display details about a source IP address’s sessions on USG FLEX H using CLI?
Question: How to display details about a source IP address’s sessions on USG FLEX H using CLI? Answer: usgflex200h> show conn filter source ip 192.168.168.101 | no-pager
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How to regenerate the default certificate of USG FLEX H device?
Question: How to regenerate the default certificate of USG FLEX H device using CLI? Answer: usgflex200h> cmd debug _certManager regenerate default
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USG FLEX H Series - Why I cannot use VoWiFi?
Please check: Do you block these service ports in the security policy? UDP 500, UDP 4500, and UDP 16384 - 49327. If yes, please allow these ports and check if VoWiFi is available. Do you enable ALG service? If yes, please disable it and check if VoWiFi is available. Is there any blocking log? If you still have a problem,…
