DrayTek heeft nieuwe firmware beschikbaar gesteld voor de Vigor 2820-series routers. Deze routers zijn geschikt voor het doorgeven van adsl2-, adsl2+-, kabel- en voip-verbindingen. In de familie zitten onder andere de Vigor 2820, de Vigor 2820n en de Vigor 2820Vn. Om de firmware te kunnen downloaden, is een gratis registratie op het forum van DrayTek nodig. Het changelog van deze release maakt melding van de volgende veranderingen en verbeteringen:
VoIP3G Connection
- Corrected: Solve twenty seven compliance issues for SIP RFC3261.
- Corrected: An issue of G.7.11 compliance for FAX.
Firewall
- Improved: Support AnyDATA ADU-500A modem; ZTE MF190J[19D2:1542->1544]
Others
- Improved: Corrected a buffer full issue when decoding WCF reply
- Improved: Corrected WCF and anti-spam issues
- Corrected: NAT issue regarding to H323 passing through NAT.
- Corrected: Corrected ADSL TX/RX (transmission/receiving) bytes counts.
- Corrected: Display error for secondary DNS IP in online status page.
- Corrected: PVC WAN can not receive fragmented packet.
- Improved: SNMP can show model name, firmware version and build date in sysDescr(OID = .1.3.6.1.2.1.1.1.0).
- Improved: IGMP Query interval can be adjusted by using a telnet command.
- Improved: Firmware for Russia can only accept MPPE 40 bits.
- Improved: Disable QoS by default for non-VoIP models.
- Improved: Support DNS-SRV query/response from/to LAN hosts.
- Improved: Add Application>> SMS back.
- Improved: Lease time in LAN DHCP Server is configurable.
- Improved: DHCP client information will be stored in syslog.