Switch GS2220 Series Release Note

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Zyxel_Chris
Zyxel_Chris Posts: 660  Zyxel Employee
First Anniversary 10 Comments Friend Collector First Answer
edited January 2023 in Switch New Release

Zyxel Switch GS2220 Series
Release Note
October, 2022


Firmware Version on all models

(Click Hyperlink to download the firmware directly)


Zyxel GS2220-10      - 4.70(ABRO.6)C0

Zyxel GS2220-10HP    - 4.70(ABRP.6)C0

Zyxel GS2220-28        - 4.70(ABRQ.6)C0

Zyxel GS2220-28HP           -4.70(ABRR.6)C0

Zyxel GS2220-50               -4.70(ABRS.6)C0

Zyxel GS2220-50HP           -4.70(AbRT.6)C0


New Features and Enhancements

CLD=Cloud mode, STD=Standalone mode

No.

New Feature and Enhancements

CLD

STD

1.

Wide Range Detection is integrated into Force-802.3at mode.

V

 


Bug fix

CLD=Cloud mode, STD=Standalone mode

No.

Bug fix

CLD

STD

1.      

[CVE-2022-0778] Vulnerability protection to avoid DoS condition by OpenSSL infinite loop issue. 

 V

V

2.      

[Vulnerability] Vulnerability protection for unauthenticated Denial-of-Service (DoS) by RpAnalyzeHttpRequest.

 V

V

3.      

[DHCP] DHCP client is not sending decline packet when assigned IP from DHCP server conflicted with other device.

 V

V

4.      

[ITS: 210501222]
Web GUI login page may encounter display error or 

problem to display proper login page when Switch is under concurrent TCP ping task.

 V

V

5.      

[ITS: 210900900] Nebula CC may display incorrect ports' TX/RX data.

 V

-

6.      

[ITS: 210701300] 

Switch supports IGMPv3 packet for source-type of “block 

source” parameter for Fast-leave. 

 V

V

7.      

[ITS: 220400686]Networked AV mode wizard allow user to set different VLAN interface with same IP address.

 -

V

8.      

Support zyDateTimeServerIpAddress 

(1.3.6.1.4.1.890.1.15.3.82.1.2) MIB. 

-

V

9.      

[ITS: 220500960] 

Disabling 802.1x or guest VLAN functionality on other ports will cause the authenticated clients to disconnect and require re-authentication.

 V

V

10.      

[ITS: 220700265] Firmware upgrade fails when the policy rule is bound to multiple classifiers.

 -

V

11.

[ITS: 220701015]   

Default setting switch might answer ICMP request for unknown IP in the different subnet.

 -

V


Please refer to the Download Link for more details.
Chris