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3.3.3.5 Miscellaneous Items
Remote Administrator Host/Port
In general, only Intranet user can browse the built-in web pages to perform administration task.
This feature enables you to perform administration task from remote host. If this feature is
enabled, only the specified IP address can perform remote administration. If the specified IP
address is 0.0.0.0, any host can connect to this product to perform administration task. You
can use subnet mask bits "/nn" notation to specified a group of trusted IP addresses. For
example, "10.1.2.0/24".
NOTE: When Remote Administration is enabled, the web server port will be shifted to 88. You
can change web server port to other port, too.
Administrator Time-out
The time of no activity to logout automatically. Set it to zero to disable this feature.
Discard PING from WAN side
When this feature is enabled, any host on the WAN cannot ping this product.
SPI Mode
When this feature is enabled, the router will record the packet information pass through the
router like IP address, port address, ACK, SEQ number and so on. And the router will check
every incoming packet to detect if this packet is valid.
DoS Attack Detection
When this feature is enabled, the router will detect and log the DoS attack comes from the
Internet. Currently, the router can detect the following DoS attack: SYN Attack, WinNuke, Port
Scan, Ping of Death, Land Attack etc.
VPN PPTP and IPSec Pass-Through
Virtual Private Networking (VPN) is typically used for work-related networking. For VPN
tunnels, the router supports IPSec Passthrough and PPTP Passthrough.
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