См. также:

• VRT-311S
• VRT-401

Три прошивки версии 1.0 (релизы 09, 11, 1D), история изменений:

version 1.0 release 1D (Mar 14, 2006)
a) Fixed the bug that the system time is not the same with pc time.
b) Fixed the bug that VRT-311 with NAT mode, the second router with routing mode connects to VRT-311 LAN site, the user in second router can not access Internet via VRT-311.
c) Fixed the bug that remote PPTP client can not access Internet via VRT-311
 
version 1.0 release 1B
a) Fixed the bug when enable DMZ , PPTP server can not work.
b) Fixed the bug enable PPTP server , pc can not access internet through the PPTP server
c) Fixed the bug when tcp/udp session table is full, the internet access speed will be slow.
 
version 1.0 release 12
a) Fixed the bug some legal packets will be blocked by route.
b) Fixed the bug when setting wan mode L2TP(keep alive), the device will send many PADT packets(PPPOE).
c) Fixed the bug when wan mode is PPPOE and enable visual server(FTP) or DMZ, the device can't ping PPPOE server successfully and PPPOE server can't access Visual server and DMZ.
 
version 1.0 release 11 (Dec 7, 2005)
a) Fixed the bug config file doesn't contain Multi-DMZ information and DMZ can't work after restore config file.
b) Fixed the bug when saving config file, hidden page information will be lost.
c) Fixed the bug when using chinese words as firewall rules' name,it will cause some show problems in firewall list.
d) Fixed some password issues in config file.
 
version 1.0 release 10
a) Fix the bug multi-DMZ can't work.
b) Fix the bug visual server can't work
c) Fix the bug restore config file, System time (time zone sets) shows not correct.
 
version 1.0 release 09 (Jun 4, 2005)
a) After restore config file, NetBIOS will disable.
b) On Doman Name of remote endpoint VPN, policy will go back to aggressive mode automatically.
c) After restore config file, certificate information is disapear.
d) After restore config file, DNS of fixed IP address is disapear.