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13.5 Security
13.5.1 LAN IP Filter
The function to filter IP addresses in the local area network (LAN) can be used to restrict
the access to specific Internet services from specified clients in the LAN.
•
Basic Settings:
IP/Port Filter:
Select
Enable
to open the function interface.
Default Policy:
The packet that doesn't match with any rules would be
Accepted
or
Dropped
.
•
IP/Port Filter Setting:
Set all the parameters according to your requirement.
Dest IP Address
and
Dest Port Range:
Set LAN IP address and the port to use.
Source IP Address
and
Source Port Range:
Set WAN IP address and the port to
use.
Protocol
：
Select TCP/IP protocol from this drop-down list. You can select TCP,
UDP, ICMP and None.
•
Apply
：
To save the item.
•
Delete:
to delete the item.
13.5.2 Virtual Server
Configure a virtual server to enable external computers to access WWW, FTP or other
services provided by the LAN
