NebulaFlex Switch XGS1930 Series - V5.00 Patch 0 Firmware Release

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Zyxel_Melen
Zyxel_Melen Posts: 3,567  Zyxel Employee
Zyxel Certified Network Engineer Level 1 - Switch Zyxel Certified Network Administrator - Switch Zyxel Certified Network Administrator - Nebula Zyxel Certified Sales Associate

Zyxel Switch XGS1930 Series Release Note 

July 2025

ZyNOS Firmware Version on all models

(Click Hyperlink to download the firmware directly)

Zyxel XGS1930-28HP - V5.00(ABHS.0)C0

Zyxel XGS1930-28 - V5.00(ABHT.0)C0

Zyxel XGS1930-52HP - V5.00(ABHV.0)C0

Zyxel XGS1930-52 - V5.00(ABHU.0)C0

New Feature and Enhancements

1. [Standalone, Nebula] Renovate Web GUI layout for better usability of Switch management. 

2. [Standalone, Nebula] Intuitive Cloud connection status with help message. 

3. [Standalone, Nebula] Strengthen security for network management with built-in notification in case of abnormal login attempt. 

4. [Standalone, Nebula] The year of Time Range page starts with current system time. 

5. [Standalone, Nebula] Provide time-stamp on filename title when backup configuration file. 

6. [Standalone, Nebula] Prevent page refresh when clicking the cancel button in pop-up messages on the dashboard. 

7. [Standalone, Nebula] Support public key authentication for SSH. 

8. [Standalone, Nebula] Remote management offers support for IPv6. 

9. [Standalone, Nebula] The admin account can be changed, providing flexibility and security to the network management system. 

10. [Standalone, Nebula] Disable Telnet feature by default setting. 

11. [Standalone, Nebula] Web Support Re-Generate SSH Public Key 2048bit for RSA. 

12. [Standalone, Nebula] Enhance security by supporting the ECDSA algorithm in SSH. 

13. [Standalone, Nebula] Support event log and SNMP trap functionality to generate alerts when system logs reached 90% of thresholds. 

14. [Standalone, Nebula] Support user IP lockout functionality after a certain number of failed login attempts. 

15. [Standalone, Nebula] Device firmware upgrade will check file checksum. 

16. [Standalone, Nebula] The login page will automatically redirect from HTTP to HTTPS to enhance network security. 

17. [Nebula] Unlock local Web GUI for cloud mode. 

18. [Nebula] Provide the Nebula password reminder on login page of web GUI. 

19. [Standalone] Supports “Account Security” option on WEB GUI to encrypt admin / user account password and options to display user/AAA/SNMP credentials. 

20. [Standalone] Supports auto STP path cost which will determine path cost by the port's current link speed. 

21. [Standalone] NCC discovery adds reminder to save configurations. 

22. [Standalone] Strengthen user security with the encryption of TACACS+ & Radius shared secret. 

23. [Standalone] Extend RADIUS server support range from IPv4 to IPv6. 

24. [Standalone] Enhance Guest VLAN to isolate broadcast packets between VLANs. 

25. [Standalone] Add note on cable diagnostics to inform the operating limits for local web GUI. 

26. [Standalone] Allow to change the IP address from DHCP to static type directly for Layer 3 switch. 

27. [Standalone] Enhance security of login process by adding HTTPS login option. 

28. [Standalone, Nebula] Improve 802.1x and MAC authentication support to identify the Termination-action and port number attribute. 

29. [Standalone] Enhanced search bar with improved keyword searching capabilities. 

30. [Standalone] Automatic detection of media type for Zyxel Transceivers and DAC. 

31. [Standalone, Nebula] Allow SSH and CLI commands to be combined and display the command result directly. 

32. [Standalone, Nebula] Improve Dashboard's port link speed color display to enhance user experience and intuitiveness. 

33. [Standalone] Clicking on the port icon in the dashboard now redirects to the Port Settings page, providing quicker access to configuration options and improving usability. 

34. [Standalone] Enhance security by forcing users to change the password after first login. 

35. [Standalone] Expand NTP servers from 1 to 3. 

36. [Standalone] Support Zyxel Private MIB. 

37. [Nebula] Enhance the cloud auto recovery mechanism to prevent the device from being locked when the connection is unstable. 

38. [Nebula] Nebula Switch supports SSH connection to access command line for advanced feature. 

39. [Standalone] Support password complexity for user/SNMP account and enable mod, with default setting is disable. 

40. [Standalone] Support interactive password command for masking password in CLI when you creating account. 

41. [Standalone] Enable password encryption by default to enhance security. 

42. [Nebula] Support Hardware monitor. (CPU/Memory/Temperature/Fan) 

43. [Nebula] Support DHCP relay and added DHCP option 82 for DHCP relay. 

44. [Nebula] When configure existence management IP address, a warning message will alert for preventing IP conflict. 

45. [Nebula] Support flow control on the port setting. 

46. [Nebula] Support port Profile. 

47. [Nebula] Support IGMP Report Proxy setting. 

48. [Nebula] Support Dynamic VLAN assignment through 802.1x authentication. 

49. [Nebula] Detect transceiver over-temperature to trigger full-speed fan. 

50. [Nebula] Support MAC authentication by cloud authentication on NCC. 

51. [Nebula] Support BPDU and loop guard err-disable recovery. 

52. [Standalone] Add new system log for changes in service access control configuration. 

53. [Standalone] Limit login accounts with privileges 0 to 2 only to display basic system information on web GUI.

Bug Fix

C=Cloud mode, S=Standalone mode

Bug fixCS
1. [eITS #241001395] IPSG with IPv6 has lease time of only 10 seconds.-V
2. [eITS #241100262] Cannot clear classifier names longer than 10 characters.-V
3. [eITS #241100288] MSTP root guard cannot prevent the RSTP Superior switch from preempting the root.VV
4. [eITS#241100538] Fix special characters(space,' ,") can be allowed in username to cause configuration error.-V
5. [eITS #250100026] Fixed abnormal crash issue when continues queries OID 1.0.8802.1.1.2.1.5.4795.1.2.1.1 and its sub- OIDs.VV
6. [eITS #241200595] Fixed high CPU usage triggered by client switching between trunk interfaces.VV
7. [eITS #250100440] Fixed that truncated DNS packets cannot be process to cause DNS parsing failed.V-
8. [eIST #250100337] Fixed DHCPv6 snooping not work due to device cannot process DHCPv6 request with IA_PD+IA_NA option.-V
9. [eITS #250201088] When the RADIUS server does not provide a session- timeout attribute, the switch will re- Bug fix Nebula Standalone authenticate successfully connected devices every hour by default.V-
10. [eITS #250200357] The switch has drop the EAPoL unicast packet.VV
11. [eITS #250302409] Fixed the device sometimes fail to connect with Nebula server.V-
12. [eITS #250500429] Fixed crash when receive IPv6 tunnel packet.-V
13. [eITS #250601084] Fixed hang when use CLI show tech-support.VV
14. [eITS #250601569] If set the default gateway with link local address, the IPv6 routing table would display abnormal next hop.-V

Please refer to the Download Link for more details.

Zyxel Melen