DES-3250TG Firmware Release Note  
Firmware: 4.50-B13
Hardware: A1
Date: April. 07, 2005
Problem Resolved:
1. DES-3250TG + DEM-311GT can only connect to DMC-700SC when port speed is set at 1000Mbps full duplex.
2. In some situations, device displays “DLSAgent error in .\src\Notify.c, line 590“ when loading configuration.

Enhancements:
1.10M auto-negotiation function.
2. Port Description.
3. CPU Utilization Monitoring.
4. ACL based on TCP/UDP Payload.
5. Cisco-like Port Security.
6. Stacking with DGS-3312SR.

Note: If need stacking with DGS-3312SR, must upgrade the firmware of DGS-3312SR to R3.01-B14.

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DES-3250TG firmware 3.00-B09 (April 2004)

New features:

Fixed:
1. 192.168.255.x ip setting problem on web
2. Netscape Nevigator 4.7 (Mozilla 1.6) IP configuration in web problem
3, Cannot obtain SNTP time immediately after reboot, and need wait for 1 poll time (default 720 sec) to obtain the time.

IMPORTANT NOTICE: 
 * If your firmware version is 1.00.026, and if you want to upgrade to this phase III firmware, please upgrade 1.00.029 firmware first, and then upgrade this firmware.
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DES-3250TG firmware 3.00-B06 (Date: Dec. 10, 2003)

Fixes:
1. Cannot configure PVID from Web.

IMPORTANT NOTICE: 
 * If your firmware version is 1.00.026, and if you want to upgrade to this phase III firmware, please upgrade 1.00.029 firmware first, and then upgrade this firmware.
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DES-3250TG Firmware 3.00-B05 (updated: Sept. 17, 2003)

New features:
1. Asymetric VLAN
2. SYS LOG
3. LACP
4. Max static VLANs: 64 ->255

IMPORTANT NOTICE: 
 * If your firmware version is 1.00.026, and if you want to upgrade to this phase III firmware, please upgrade 1.00.029 firmware first, and then upgrade this firmware.
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Phase II Firmware
Firmware 2.00.017 (updated: June 3, 2003)
New features:
1. Port/MAC based 802.1x
2. 802.1w Rapid Spanning Tree
3. Access Control List
4. Simple Network Time Protocol (NTP)

IMPORTANT NOTICE: 
* If your firmware version is 1.00.026, and if you want to upgrade to this Rel II firmware, 
  please upgrade 1.00.029 firmware first, and then upgrade this firmware.
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Phase I Firmware:
Firmware 1.00.029:

Fixed: 
1 Counter stopped while too many pkt going to cpu
2 Can NOT be upgraded to phase II code(>2M).   
3 After VLAN setting, it needs reboot device to take effect of setting. 

*** IMPORTANT NOTICE: 
This version is a "middle version" if firmware upgrading from 1.00.026 to 
released II (2.00.xxx) firmware
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Runtime: 1.00.026

First release note. For the function/features, please refer to product data sheet.