DES-1228P Firmware Release Notes
  
Firmware: v1.31.01
Hardware: A2/A1
Date: Dec. 19th, 2008

Problems Resolved:
1.Fix the problem when the access point (DWL-3140AP) is connected to DES-1228P and user enables LLDP function on the switch. If the switch is rebooted, the switch becomes unresponsive of PING or Web.
2.Fix the bug that clients connected to switch will not obtain IP from DHCP server.
3.Fix the bug that Management VLAN does not work if users create over 32 VLAN groups.
4.Fix the bug that device does not respond after applying the VLAN configurations in Linux.
5.Fix the following bugs of 802.1x:
-Cannot block the port after authentication failure
-Unplug the authorized port, it will remain in “Authorized” status after the port passes re-authorized period

Enhancements:
NA

Note: This firmware v1.31.01 is for v1.30.xx upgrading only. If the device is with firmware v1.00.xx/v1.10.xx/v1.20.xx, please follow up the “New Firmware Upgrade Procedure “sheet to upgrade the firmware from v1.00.xx/v1.10.xx/v1.20.xx to v1.31.01. If the device is with new firmware v1.31.01, it cannot be downgraded to previous firmware v1.00.xx/v1.10.xx/v1.20.xx.


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Firmware: v1.20.08
Hardware: A1
Date: July 6, 2007

Problems Resolved:
1. Fixed the incompatibility issue with DEM-311GT v.C1. 
2. Fixed the switch authentication function error via Smart WLAN Manager. 

Enhancements:
1. 802.1ab LLDP
2. Add “Anti-Rogue AP” function (Only for Smart WLAN Manager)


Firmware: v1.10.00
Hardware: A1
Date: July 19, 2006

Problems Resolved:
1. Fixed LED issue of Link/Act and port speed LED for ports 1-24.


Firmware: v1.00.05
Hardware: A1 
Date: Sep 11, 2006

First Release