NebulaFlex Switch XGS2220 Series - V4.80 Patch 2 Firmware Release

Zyxel_Melen

Zyxel Switch XGS2220 Series
Release Note
August 2023

Firmware Version on all models

Zyxel XGS2220-30　　　　 - 4.80(ABXN.2)C0

Zyxel XGS2220-30HP　　　- 4.80(ABYE.2)C0

Zyxel XGS2220-30F　　　  - 4.80(ABXO.2)C0

Zyxel XGS2220-54　　　　 - 4.80(ABXP.2)C0

Zyxel XGS2220-54HP　　　- 4.80(ABXQ.2)C0

Zyxel XGS2220-54FP　　　 - 4.80(ACCE.2)C0

New Feature and Enhancements

1. [Stacking] Support stacking mode.
2. [Stacking] Enlarge LACP group number for stacking mode (up to 48).
3. [Standalone] Support fiber module rescue feature on GUI, can reactivate SFP port manually.
4. [Standalone, Nebula] Enhance security by supporting the ECDSA algorithm in SSH.
5. [Nebula] Support IGMP Report proxy option setting.
6. [Nebula] Support dynamic VLAN assignment through 802.1x authentication.
7. [Nebula] The interval time of Loop guard errdisable recovery can be configured now.
8. [Nebula] The interval time of BPDU guard errdisable recovery can be configured now.
9. [Nebula] PoE scheduling still works even if the switch is disconnected from the NCC.

Bug fix

No	Bug fix	Nebula	Standalone
1.	[Vulnerability] Fixed crash issue when receive an unexpected HTTPs request content.	V	V
2.	[eITS# 220900092] Fixed OpenSSH related vulnerabilities. [CVE-2010-5107] [CVE-2015-5600][CVE-2016-6515]	V	V
3.	[eITS# 220601396] Range in VLAN & socket related classifier settings might not work.	-	V
4.	[eITS# 220701015] Default setting switch might answer ICMP request for unknown IP in the different subnet.	-	V
5.	[eITS# 220801409] Extend the PD negotiation time limit on Legacy and Force-802.3AT mode to improve PoE compatibility.	V	V
6.	[eITS #221100146] LACP configuration may leads switch not handle the 802.1x authentication.	V	V
7.	[eITS# 221101240] Fix recording syslog may cause memory leak.	V	V
8.	[eITS# 221101132] After restoring config via SFTP may cause fail due to syntax error.	V	V
9.	Fixed policy rule cannot be activated by command of “no policy inactive”.	V	V
10.	[eITS# 230301330] Fixed failing to import certificate while the file size is over 5k.	-	V
11.	[eITS #230400140] Fixed switch crashed issues that is caused by Nessus version 10.5.1 to scan SSH.	V	V
12.	[eITS# 230400154] Fixed failing to delete inactive classifiers even though they are not bound to any policies.	-	V
13.	[Forum] Fix incorrect swif0 interface counter in standard IfEntry MIB.	V	V
14.	[eITS# 230500190] Fixed crash issue which switch CPU receives over 1600 bytes packet size.	V	V
15.	[eITS# 230200178] [eITS# 230500677] Fixed timer unexpected goes slowly after lots of STP topology change occur.	V	V
16.	[eITS# 230700521] Fix crash issue which receiving a unexpected format DHCP packet when device enable DHCP snooping.	V	V

Please refer to the Download Link for more details.