Download Firmware DrayTek Vigor 2820/n/Vn/VS/VSn 3.3.7.2

DrayTek has released new firmware for the Vigor 2820 series routers. These routers are suitable for passing ADSL2, ADSL2+, cable and VoIP connections. In the family include the Vigor 2820the Vigor 2820n and the Vigor 2820Vn. To download the firmware, a free registration on the DrayTek forum is required. The changelog of this release lists the following changes and improvements:

ADSL

• Corrected: Removed ADSL2/2+ Annex M support for auto mode in modulation due to the problem of compatibility.

VoIP

• Improved: Improve the telnet command to disable the VoIP service.
• Improved: DNS SRV support for Dray VoIP internal client (supporting SIP Proxy failover)
• Improved: SRV DNS query goes to WAN X(eg, 1, 2) if the corresponding account is registered via WAN X.
• Corrected: The minimum value is 48 seconds for the session-timer setting in VoIP >>Phone Settings.

3G Connection

• Improved: Support ZTE K3806 (0x19D2:0x1013) and ZTE MF192 (0x19D2:0x1514)

Bandwidth Management

• Improved: Add Bandwidth limit for VPN remote dial-in client.
• Improved: Add Bandwidth limit for VPN LAN to LAN traffic profile.

Others

• Corrected: Removed “Ultrasurf” from WUI.
• Corrected: Product registration failure.
• Corrected: Several VPN web and some web improvements such as adding “reset to factory default” link to user mode password page.
• Fixed: Data Flow Monitor doesn’t work well when Call/Data filter is disabled.
• Improved: Corrected a bug of the “NAT > address mapping” feature
• Improved: The default DHCP pool size is 150, was 50. You’ll need to load *.rst firmware to see this.
• Improved: Add new DDNS provider “UBDdns”.
• Improved: Add support for “static route to router-borne WAN” feature.
• Improved: Modified the existing feature “login customization”, now it has a bulletin feature.
• Improved: Support IP Routing subnet parameters (for TR-069).