NebulaFlex Switch GS2220 Series - V4.80 Patch 0 Firmware Release

Zyxel_Melen

Zyxel Switch GS2220 Series
Release Note
February 2023

Firmware Version on all models

Zyxel GS2220-10       - V4.80(ABRO.0)

Zyxel GS2220-10HP  - V4.80(ABRP.0)

Zyxel GS2220-28       - V4.80(ABRQ.0)

Zyxel GS2220-28HP  - V4.80(ABRR.0)

Zyxel GS2220-50       - V4.80(ABRS.0)

Zyxel GS2220-50HP  - V4.80(ABRT.0)

New Feature and Enhancements

CLD=Cloud mode, STD=Standalone mode

No.	New Feature and Enhancements	CLD	STD
1.	Renovate Web GUI layout for better usability of Switch management.	V	V
2.	Intuitive Cloud connection status with help message.
3.	Strengthen security for network management with built-in notification in case of abnormal login attempt.	V	V
4.	Support logs to indicate the cause of CPU high.	V	V
5.	Log information for IP conflict between Switch and gateway both obtain the same IP address.	V	V
6.	Provide time-stamp on filename title when backup configuration file.	V	V
7.	Supports “Account Security” option on WEB GUI to encrypt admin / user account password and options to display user/AAA/SNMP credentials.	-	V
8.	Support auto configuration recovery on Nebula to prevent loss connection with NCC by misconfiguration.	V	-
9.	The year of Time Range page starts with current system time.	V	V
10.	Supports auto STP path cost which will determine path cost by the port's current link speed.	-	V
11.	Strengthen user security with the encryption of TACACS+ & Radius shared secret.	-	V
12.	Extend RADIUS server support range from IPv4 to IPv6.	-	V
13.	Enhance Auto PD recovery with a ping test button to verify connectivity.	-	V
14.	Enhance Guest VLAN to isolate broadcast packets between VLANs.	-	V
15.	Supports Flex link as a pair of Layer 2 interfaces for link redundancy.	-	V
16.	When switch is in CLV mode, there will be a reminder on VLAN configuration page.	-	V
17.	Add note on cable diagnostics to inform the operating limits for local web GUI.	-	V
18.	Support user uses “setup.zyxel.com” directly to access local web GUI.	V	V
19.	NCC discovery adds reminder to save configurations.	-	V
20.	Provide the Nebula password reminder on login page of web GUI.	V	-
21.	Unlock CLI to support full configuration in cloud mode.	V	-
22.	Nebula Switch supports SSH connection to access command line for advanced features.	V	V
23.	Nebula Switch supports IP source guard (IPSG) to prevent IP spoofing attacks.	V	-
24.	Support MAC authentication by cloud authentication on NCC.	V	-
25.	Support IGMP Report Proxy setting.	V	V
26.	Support Dynamic VLAN assignment through 802.1x authentication.	V	V
27.	The interval time of Loop errdisable recovery can be configured now.	V	V
28.	Support VLAN stacking (QinQ).	-	V
29.	[eITS #220801409] Extend the PD negotiation time limit on Legacy and Force-802.3AT mode to improve PoE compatibility.	V	V

Bug fix

CLD=Cloud mode, STD=Standalone mode

No.	Bug fix	CLD	STD
1.	[eITS #221101865] Fixed IOP issue on the specific 1G-NIC will link on 10M when using auto-negotiation.	V	V
2.	[eITS #221100909] Switch will sometimes loose management after Nebula performs periodic operation to save configuration.	V	V
3.	[eITS #221100146] LACP configuration may leads switch not handle the 802.1x authentication.	V	V
4.	[eITS #221101240] Fix recording syslog may cause memory leak.	V	V
5.	[eITS #221101132] After restoring config via SFTP may cause fail due to syntax error.	V	V

Please refer to the Download Link for more details.