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12.4 Access Control
To control access to Internet of some services in LAN, the administrator can set the access
control rules in the page "Access Control". The specific services of the PC in LAN cannot be
accessed through the Internet any more.
SERVICE ACCESS CONTROL
This section allows for the setting of access rules on the LAN PC.
Service Name: Specifies the service to block.
Service Type: Specifies the service type. It can be the system defined or user
defined.
Protocol: Specifies the network protocol that the rule will apply to if you select
"user defined" as the service type.
Start Port: Specifies the start port that the rule will apply to if you select "user
defined" as the service type.
End Port: Specifies the end port that the rule will apply to if you select "user
defined" as the service type.
MAC Address: Specifies the MAC address of the PC client in LAN on which you
want to apply the rule.
IP Address: If you want to apply the rule on a special IP address, check this
option.
Single IP Address: Specifies one single IP address in LAN on which you want to
apply the rule.
IP Address Range: Specifies the IP address range in LAN on which you want to
apply the rule.
All: Specifies whether or not you want to apply the rules on all PC clients in
LAN.
DELETING SERVICES FROM THE ACCESS CONTROL LIST
Check the "Delete" check box of the corresponding service and click the "Delete" button to
delete the service from the access control list. The firewall will not block this service any
more.
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