1. dgl4500_firmware_121NA.zip Driver
2. dgl4500_release_notes.txt File Contents

dgl4500_release_notes.txt Driver File Contents (dgl4500_firmware_121NA.zip)

DGL-4500 Firmware Release Notes
====================================================

Firmware: 1.21NA
Date: 07/29/09

1. Fixed: Configuring Access Control rules wirelessly cause router to reboot.
2. Fixed: UPnP issue.
3. Fixed: WINS Server field not be able to cleared by "Del" or "Back Space" key from Basic/Network in UI.
4. Changed: CAPTCHA disabled by default. (Users can enable from UI if desired)
5. Fixed: Potential security leak with CAPTCHA.
6. Fixed: Shareport issues

Note: This firmware does not allow downgrading to pre-1.2x.

====================================================

Firmware: 1.20
Date: 05/11/09

1. New SharePort support PC/Mac (Requires New Utility Installed on PC or Mac to work)
2. Added CAPTCHA (Cryptographic Authentication) 
3. Remove 3G feature (not a supported feature by North America ISP)
4. Support Advanced DNS. 
5. Fixed cipher type default is TKIP and AES on wizard.
6. Fixed 802.11n only not support WPA-Enterprise TKIP.
7. Fixed schedule can´t select data that include space char.
8. Fixed can´t save space char.
9. Modify cipher type from TKIP to both.
10. Fixed wireless title error word string.
11. Fixed WPS does not support WEP-Shared KEY and WPA-Enterprise.
12. Fixed WAN disconnect or release Network Status still show Establishing (include DHCP/PPPoE/PPTP/L2TP).
13. Fixed the countdown = 40s when setting internet.
14. This firmware can not be downgraded to previous versions.
15. Support Mac Safari can display autograph pictures.
16. Support Schedule cannot over 24HR issue.

Note: This firmware does not allow downgrading to pre-1.2x. Please save your configuration file before the upgrade. After the upgrade, please reset to factory default, then upload the configuration file image.

====================================================

Firmware: 1.15
Date: 11/10/08

1. Fix Univision OLED bug.
2. Remove Enhanced IGMP Proxy GUI.
3. Add Routing page describe.
4. Fix Port Forwarding issue.

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Firmware: 1.13
Date: 10/01/08

1. Added SharePort

Note: Please download the SharePort Utility and see the SharePort manual before use.

====================================================

Firmware: 1.12
Date: 08/07/08

1. Fixed upgrade FW, lose mac address.
2. Prevents downgrade to 1.02.
3. Follow Wi-Fi Cerits. N only has HT40 mode.
4. MAC Address Filtering Fix.
5. Wireless Schedule ADD tab change to "Add Schedule".

====================================================

Firmware: 1.02
Date: 11/21/07

1. Updated OLED Display.
2. Improved Overall Stability.