Zyxel RGS200-12P Switch Software Release Note V2.00(ABEP.1)C0

Release Overview

This document describes the features and changes for the Zyxel RGS200-12P industrial switch firmware version V2.00(ABEP.1)C0.

*Do not downgrade to old firmware versions prior to v2.00(ABEP.0)C0, as the algorithm on the new firmware version may cause login inaccessibility.

Support Platform

Support Platform	Firmware Version
Zyxel RGS200-12P	V2.00(ABEP.1)C0

New Features and Enhancements

N/A

Bug Fix

Fixed DoS vulnerability.

Known Issues

[Flow Control] TX Pause Count always shows zero.
[Mirror] Mirror Destination Port cannot access to other host.
[VLAN] Configured allow/forbidden VLANs on a port are not displayed on the monitor page.
[VLAN] Voice VLAN only modifies packet's VLAN Priority.
[Port Security] Port security cannot function when ports have static link aggregation enabled.
[NTP] The switch uses NTP v4, which is not compatible with NTP v3 servers. Workaround: Configure the switch to use NTP v3.
[Port] Rx Jabber counter is not working.
[Port] Rx Oversize counter is not working.
[IGMP] When two RGS series are in a daisy chain and MVR is enabled, data traffic cannot forward to the uplink.
[Log] The RGS system log clears after reboot.
[Link Aggregation] A single LACP port link up does not show neighbor switch information.
[IPv6] Some Link local addresses may disappear when multiple IPv6 interfaces are enabled.
[RMON] Packet lengths exceeding 1518 bytes cause counter calculation errors.
[SNMP] SNMP traps do not work when the destination is an IPv6 address.
[SNMP] RGS does not send trap messages when user login fails with RADIUS authentication.
After Automatic Redirection is enabled, entering an IPv6 address on the web page redirects to the IPv4 web page.

Limitation of Settings

Setting	Limit
802.1Q Static VLANs	1024
Static MAC forwarding entry	8K
MAC filtering entry	8K
Port-security max address-limit number	8K
IP source guard entry	512
IP subnet based VLAN entry	16
MVR VLAN entry	5
MAC table	16K
Multicast group	256
ACL	256
Trunk groups	6
Per trunk group port number	8

Change History

V2.00(ABEP.1) | 09/10/2025
V2.00(ABEP.0) | 04/09/2024
V1.00(ABEP.2) | 03/23/2023
V1.00(ABEP.1) | 07/23/2019
V1.00(ABEP.0) | 11/17/2016

	Zyxel XGS1250-12 Switch Software Release Note V1.00(ABWE.0)C0 Software release note for the Zyxel XGS1250-12 Switch, detailing firmware version V1.00(ABWE.0)C0, new features, bug fixes, and change history.
	Zyxel GS1900 Series V2.40(AAxx.0)C0 Release Notes Release notes for the Zyxel GS1900 Series network switches, detailing firmware version V2.40(AAxx.0)C0, including enhanced features, bug fixes, known issues, limitations, and change history.
	Zyxel NebulaFlex Switch XGS1935 Series Release Notes V4.90(ACJ_.1)C0 Release notes for the Zyxel NebulaFlex Switch XGS1935 Series, version V4.90(ACJ_.1)C0, detailing supported platforms, new features, bug fixes, known issues, and limitations for network administrators.
	Zyxel NebulaFlex Switch XS3800 Series v4.70(ABML.1)C0 Release Note Official release notes for the Zyxel NebulaFlex Switch XS3800 Series, firmware version v4.70(ABML.1)C0. This document details new features, bug fixes, known issues, and limitations for both cloud and standalone management modes.
	Zyxel NebulaFlex Switch XGS1930 Series Software Release Note V5.00(ABH_.0)C0 Detailed release notes for the Zyxel NebulaFlex Switch XGS1930 Series, version V5.00(ABH_.0)C0, covering new features, enhancements, bug fixes, known issues, and limitations.
	Zyxel NebulaFlex GS2220 Series Release Notes - V5.00(AB__.2)C0 Official release notes for Zyxel NebulaFlex GS2220 Series switches, detailing firmware version V5.00(AB__.2)C0. Includes new features, bug fixes, known issues, and configuration limitations.
	Zyxel XGS4600-32F V4.40(ABBI.1)C0 Release Notes and Features Detailed release notes for the Zyxel XGS4600-32F network switch, version V4.40(ABBI.1)C0. Discover new features, bug fixes, known issues, and firmware upgrade procedures for this advanced managed switch.
	ZyXEL ES3500-24HP V4.00(AADE.6)C0 Release Notes and Features Release notes and feature supplement for the ZyXEL ES3500-24HP network switch, detailing firmware version V4.00(AADE.6)C0, supported platforms, default settings, main features, bug fixes, known issues, limitations, and firmware upgrade procedures.