User's Manual

Action => 1)Forward 2)Filter 2 drop on match
IP Address (x.x.x.x): 203.66.99.100 remote web server IP address
Show Settings:
Operations => 1)Show 2)Add 3)Del 0)Quit 1
Item Type Action From To
==== ====== ======= ================ ================
LAN IP Forward 192.168.0.25 192.168.0.32
WAN IP Filter 203.66.99.100 203.66.99.100
With the combination of the above two filter examples, the workstations with IP address
192.168.0.25, 192.168.0.26, 192.168.0.27, … to 192.168.0.32 can access the Internet via the
Internet Router, but none of the workstations can access the 203.66.99.100 Web Server (web
site).
Port Filter
Example 1: Allows to access the Web service only.
Operations => 1)Show 2)Add 3)Del 0)Quit 2
Filter Type => 1)MAC 2)LAN IP 3)WAN IP 4)TCP 5)UDP 4 filter on server
service
Action => 1)Forward 2)Filter 1 allow access
TCP port (xxx, or xxx-yyy): 80 port number for web service
Note: xxx-yyy is the format for a range of ports (i.e. 80-168)
Example 2: Inhibits all local computers from accessing some services.
Operations => 1)Show 2)Add 3)Del 0)Quit 2
Filter Type => 1)MAC 2)LAN IP 3)WAN IP 4)TCP 5)UDP 5
Action => 1)Forward 2)Filter 2
UDP port (xxx, or xxx-yyy): 20-25 services of FTP(20,21), TELNET(23), E-MAIL(25) are
disabled.
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