NebulaFlex Switch GS2220 Series - V5.00 patch 0 Firmware Release

Zyxel_Melen · January 13

Zyxel Switch GS2220 Series Release Note

January 2025

Firmware Version on all models

(Click Hyperlink to download the firmware directly)

Zyxel GS2220-10 - V5.00(ABRO.0)C0

Zyxel GS2220-10HP - V5.00(ABRP.0)C0

Zyxel GS2220-24 - V5.00(ABRQ.0)C0

Zyxel GS2220-28HP - V5.00(ABRR.0)C0

Zyxel GS2220-50 - V5.00(ABRS.0)C0

Zyxel GS2220-50HP - V5.00(ABRT.0)C0

New Feature and Enhancements

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

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

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

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

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

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

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

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

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

10. [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.

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

12. [Standalone] Optimize Networked AV mode for Dante and AES67 scenarios to improve audio/video performance and quality.

13. [Standalone] The IGMP General Querier Timer parameters are now adjustable.

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

15. [Nebula] Unlock local web GUI for cloud mode.

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

17. [Standalone, Nebula] Expand NTP servers from 1 to 3.

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

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

20. [Standalone, Nebula] Enable password encryption by default to enhance security.

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

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

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

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

25. [Standalone] Device firmware upgrade will check file checksum.

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

27. [Nebula] In Cloud mode, SNMP supports the get operation for Zyxel private MIB information, "set" and "trap" are not supported.

28. [Nebula] Error disable for BPDU Guard auto recovery.

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

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

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

32. [Nebula] Support port Profile.

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

Bug Fix

C=Cloud mode, S=Standalone mode

Bug fix	C	S
1. [eITS #240500205] Switch hang when click PD "Reset" via Neighbor page for Ubiquiti Access point.	V	V
2. [eITS #241100262] Cannot clear classifier names longer than 10 characters.	-	V
3. [eITS #240800369] Switch crash when displaying the MAC address.	V	V
4. [eITS #241100288] MSTP root guard cannot prevent the RSTP Superior switch from preempting the root.	V	V
5. [eITS #240501702] Fixed device IP address and uplink usage are not displayed correctly on Nebula.	V	-
6. Fix the issue where checking the IPv6 routing table on the web causes the device to crash.	-	V
7. [eITS #240601476] Continuously collecting the tech support file may cause the device to crash.	V	V
8. [eITS# 240800283] Fixed an issue where adding a static route with a subnet mask of 255.255.255.255 displayed an“invalid IP subnet mask”message in the web GUI.	-	V
9. [eITS #240801076] Using SNMPwalk to query the Q-Bridge MIB will return incorrect values when voice VLAN is enabled on the device.	V	V
10. [eITS #240900285] Fixed that certification display issue.	-	V
11. [eITS#240801706] Fixed the client could not obtain an IP address if the same IP address was configured in the IPSG static binding table.	V	V
12. [eITS#241001395] IPSG with IPv6 has lease time of only 10 seconds. Bug fix Nebula Standalone	-	V
13. [eITS#241100265] Fix user cannot configure classifier when two same sequence policy route already been configured.	-	V
14. [eITS#241100538] Fix special characters(space,' ,") can be allowed in username to cause configuration error.	-	V
15. When switching from Standard mode with Port-based VLAN type to Networked AV mode, the settings page displayed 802.1Q VLAN, causing confusion.	-	V

Please refer to the Download Link for more details.