DGL-4500 Firmware Release Notes
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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.

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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 canīt select data that include space char.
8. Fixed canīt 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.

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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.

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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".

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Firmware: 1.02
Date: 11/21/07

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