Draytek heeft firmwareversie 2.5.3 voor de 2900, 2900i, 2900G en 2900Gi routers uit de Vigor-lijn uitgebracht. Het changelog deelt de volgende wijzigingen mee:
New FeaturesImprovements
- Support the automatic negotiation of the WAN link speed.
- Add a Telnet command "show session" to show the current number/Maximum number of NAT sessions.
- Show the version of the wireless code in the wireless web page (WebUI).
Corrected Problem
- Improve the router performance.
- Improve the VPN performance.
- ARP related
- Reply to all ARP requests on the WAN side for compatibility issue.
- Send ARP request to the default gateway every 5 minutes for compatibility issue.
- Reply to all unicast ARP request on the WAN side for compatibility issue.
- VPN related
- Correct the IKE proposal mismatch problem. That is, (otpsk1024des3md5 ==> otpsk1024desmd5) and (otpsk1024des3SHA1 ==> otpsk1024desSHA1).
- Flush the data cache for HW-DES/3DES.
- Remove IKE_SUPPORT_PFS for better compatibility.
- Modify the IKE rekey method.
- Clear the FIFO of the HW-DES engine before encryption/decryption.
- NAT related
- Reset portmap by checking ACK and sequence nubmer.
- Clean unused NAT sessions (UDP session per 180 sec and TCP session per 60sec).
- Wireless related
- Patch VPN over WLAN bug. (To avoid the user to access the router before establishing the VPN tunnel.)
- Others
- DMZ LED for Vigor2900
- After enabling the DMZ function, the DMZ LED will be turned on.
- Once any packet passes through the DMZ port, the DMZ LED will be flash.
- Modified "BAD IP" with "CONFLICTED IP" in DHCP assign table.
- When DNS server is the DMZ host and the NTP server is enabled, user can not query the DNS. (D233)
- Fill the ciaddr with "0" when sending DHCP request packets.
- Remove the "www.draytek.com.tw" banner in WebUI.
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