59
Computers with IP addresses between 192.168.2.20 to 192.168.2.50 have no restriction
on accessing any network services, while others computers are all blocked. Meanwhile,
computers with IP addresses between 192.168.2.100 to 192.168.2.199 are allowed to
send Email (port 25), receive E-mail (port 110), and browse Internet (port 80).
For each rule, you can define:
• Source IP address
• Destination IP address
• Destination port address
• Protocol: TCP or UDP or both.
Parameters Description
Outbound/Inbound Check/uncheck Enable to enable/disable the Packet Filtering.
Packet Filter Outbound Filter applies on all outbound packets but Inbound
Filter applies only on packets that are destined to Virtual Servers
or DMZ host.
Allow / Deny all to pass except
Please select “Allow” or “Deny” to decide the behavior of packet
those match the following rules filtering table. If you select allow, all traffic will be allowed except
the Source IP addresses listed in filtering table will be rejected to
connect to the destination IP addresses and ports. If you select
deny, all traffic will be denied except the Source IP address listed
in filtering table will be allowed to connect to the destination IP
addresses and ports.
Block List Select a network service you wish to block, a schedule rule and
ID#, click “Copy to”. The settings you selected will be filled into
the specific ID.
Source IP Please input the client’s IP address you wish to apply the filtering
rule. You can input a single IP address (192.168.2.10) or a range
of IP addresses (192.168.2.10-192.168.2.50). Leaving this field
blank indicates all IP addresses.
Destination IP Please input the Destination IP address (i.e. an FTP site, Email
server, etc.) you wish to apply the filtering. You can input a single
IP address (192.168.2.10) or a range of IP addresses
(192.168.2.10-192.168.2.50). Leaving this field blank means all
IP addresses.
